gistfile1.txt

feat	year	ts	freq	impactraw	impactnorm
[abstract]discourse	1980	0.00101933710363	0.123376623377	0.0193674049689	0.000125762369928
[abstract]discourse	1981	0.00107427232847	0.232142857143	0.0139655402701	0.000249384647681
[abstract]discourse	1982	0.00113786762909	0.0416666666667	0.00910294103272	4.74111512121e-05
[abstract]discourse	1983	0.00121956281201	0.147058823529	0.0182934421802	0.000179347472355
[abstract]discourse	1984	0.00122237204345	0.264	0.040338277434	0.000322706219472
[abstract]discourse	1985	0.00113985199031	0.271739130435	0.0284962997579	0.000309742388672
[abstract]discourse	1986	0.00099591218448	0.125541125541	0.0288814533499	0.00012502793658
[abstract]discourse	1987	0.000890163733688	0.131034482759	0.0169131109401	0.000116642144414
[abstract]discourse	1988	0.000788717837666	0.0459770114943	0.00946461405199	3.62628890881e-05
[abstract]discourse	1989	0.000647239021256	0.246575342466	0.0349509071478	0.000159593183323
[abstract]discourse	1990	0.000433678620336	0.0765171503958	0.0125766799898	3.31838522157e-05
[abstract]discourse	1991	0.000219990872695	0.134185303514	0.00923961665319	2.9519542023e-05
[abstract]discourse	1992	-1.68279169011e-06	0.0873015873016	-7.40428343648e-05	-1.46910385644e-07
[abstract]discourse	1993	-0.000171617931452	0.145502645503	-0.00943898622986	-2.4970863042e-05
[abstract]discourse	1994	-0.000242764368827	0.0599613152805	-0.00752569543365	-1.45564708581e-05
[abstract]discourse	1995	-0.000222399685784	0.153374233129	-0.00555999214459	-3.41103812552e-05
[abstract]discourse	1996	-0.000205431274758	0.0399061032864	-0.00349233167089	-8.19796166877e-06
[abstract]discourse	1997	-0.000208186553641	0.0519801980198	-0.00437191762646	-1.08215782833e-05
[abstract]discourse	1998	-0.000313894280512	0.118279569892	-0.0207170225138	-3.71272804907e-05
[abstract]discourse	1999	-0.000414276100085	0.128919860627	-0.0153282157031	-5.34084170841e-05
[abstract]discourse	2000	-0.000432348391498	0.0197693574959	-0.00518818069797	-8.54724991429e-06
[abstract]discourse	2001	-0.000357754757297	0.0769230769231	-0.0103748879616	-2.75195967152e-05
[abstract]discourse	2002	-0.00036515256514	0.0148270181219	-0.00328637308626	-5.41412370059e-06
[abstract]discourse	2003	-0.000403090900105	0.0376044568245	-0.0108834543028	-1.51580143494e-05
[abstract]discourse	2004	-0.000362182671311	0.0578431372549	-0.0213687776074	-2.0949781968e-05
[abstract]discourse	2005	-0.000361282793682	0.072821846554	-0.0202318364462	-2.63092801641e-05
[a-bigrams]machine_translation	1980	0.00414939531168	0.0194805194805	0.012448185935	8.08323762015e-05
[a-bigrams]machine_translation	1981	0.00413236739353	0.0357142857143	0.00826473478706	0.000147584549769
[a-bigrams]machine_translation	1982	0.00413027521825	0.0260416666667	0.0206513760912	0.000107559250475
[a-bigrams]machine_translation	1983	0.00417535704399	0.0392156862745	0.016701428176	0.000163739491921
[a-bigrams]machine_translation	1984	0.00419424810603	0.208	0.109050450757	0.000872403606054
[a-bigrams]machine_translation	1985	0.004131221195	0.119565217391	0.045443433145	0.000493950360272
[a-bigrams]machine_translation	1986	0.00408408319305	0.025974025974	0.0245044991583	0.000106080082936
[a-bigrams]machine_translation	1987	0.0040958349878	0.0896551724138	0.0532458548413	0.000367212792009
[a-bigrams]machine_translation	1988	0.00421151088528	0.0191570881226	0.0210575544264	8.06802851585e-05
[a-bigrams]machine_translation	1989	0.00430153362935	0.0684931506849	0.0645230044402	0.000294625591051
[a-bigrams]machine_translation	1990	0.00436050108591	0.0263852242744	0.0436050108591	0.0001150527991
[a-bigrams]machine_translation	1991	0.00445565544418	0.108626198083	0.151492285102	0.000484000910869
[a-bigrams]machine_translation	1992	0.00456879488237	0.0436507936508	0.100513487412	0.000199431522643
[a-bigrams]machine_translation	1993	0.00476913756543	0.0793650793651	0.143074126963	0.000378502981383
[a-bigrams]machine_translation	1994	0.00493258425199	0.0502901353965	0.128247190552	0.000248060329888
[a-bigrams]machine_translation	1995	0.00521508933682	0.0613496932515	0.0521508933682	0.000319944131094
[a-bigrams]machine_translation	1996	0.00551047809811	0.0281690140845	0.0661257371773	0.000155224735158
[a-bigrams]machine_translation	1997	0.00575129511359	0.0420792079208	0.097772016931	0.000242009942899
[a-bigrams]machine_translation	1998	0.00595806570604	0.105734767025	0.351525876656	0.000629974689349
[a-bigrams]machine_translation	1999	0.00619389469956	0.0766550522648	0.13626568339	0.000474793321917
[a-bigrams]machine_translation	2000	0.00649165927098	0.0115321252059	0.0454416148968	7.48626275072e-05
[a-bigrams]machine_translation	2001	0.0067952827097	0.0610079575597	0.156291502323	0.000414566319159
[a-bigrams]machine_translation	2002	0.00715546178743	0.0115321252059	0.050088232512	8.25176812389e-05
[a-bigrams]machine_translation	2003	0.00749934234412	0.050139275766	0.269976324388	0.000376011593856
[a-bigrams]machine_translation	2004	0.00773526451271	0.0656862745098	0.518262722352	0.000508100708188
[a-bigrams]machine_translation	2005	0.00777040910593	0.122236671001	0.730418455957	0.000949828941427
[abstract]speech	1980	-0.0106156611766	0.123376623377	-0.201697562355	-0.00130972443088
[abstract]speech	1981	-0.0105856412217	0.214285714286	-0.12702769466	-0.00226835169035
[abstract]speech	1982	-0.0105765727576	0.0833333333333	-0.169225164121	-0.000881381063133
[abstract]speech	1983	-0.0105601809675	0.156862745098	-0.16896289548	-0.00165649897529
[abstract]speech	1984	-0.0105915462785	0.176	-0.233014018127	-0.00186411214502
[abstract]speech	1985	-0.0106297192374	0.282608695652	-0.276372700172	-0.00300405108883
[abstract]speech	1986	-0.0107194111024	0.0822510822511	-0.203668810946	-0.000881683164268
[abstract]speech	1987	-0.0107733712812	0.193103448276	-0.301654395874	-0.00208037514396
[abstract]speech	1988	-0.0108072067672	0.0459770114943	-0.129686481207	-0.000496883069758
[abstract]speech	1989	-0.0108441650971	0.479452054795	-1.1386373352	-0.00519925723835
[abstract]speech	1990	-0.0109431037161	0.218997361478	-0.908277608432	-0.00239651084019
[abstract]speech	1991	-0.0110453192193	0.361022364217	-1.24812107178	-0.00398760725809
[abstract]speech	1992	-0.0113912087405	0.198412698413	-1.13912087405	-0.00226016046439
[abstract]speech	1993	-0.011661737107	0.261904761905	-1.15451197359	-0.00305426448039
[abstract]speech	1994	-0.0119457528932	0.212765957447	-1.31403281825	-0.00254164955175
[abstract]speech	1995	-0.0119356430111	0.226993865031	-0.441618791409	-0.00270931773871
[abstract]speech	1996	-0.0118856912333	0.0727699530516	-0.368456428231	-0.00086492119303
[abstract]speech	1997	-0.011815259843	0.0915841584158	-0.437164614192	-0.00108209062919
[abstract]speech	1998	-0.0118936012387	0.225806451613	-1.49859375607	-0.0026856518926
[abstract]speech	1999	-0.011967500849	0.233449477352	-0.801822556885	-0.00279380681842
[abstract]speech	2000	-0.011972543207	0.0313014827018	-0.227478320932	-0.000374758354089
[abstract]speech	2001	-0.0119674450676	0.225464190981	-1.01723283075	-0.00269823032029
[abstract]speech	2002	-0.0119241697377	0.0444810543657	-0.321952582917	-0.000530399642368
[abstract]speech	2003	-0.0120015728106	0.143454038997	-1.23616199949	-0.00172167409399
[abstract]speech	2004	-0.0121562003138	0.150980392157	-1.87205484832	-0.00183534789051
[abstract]speech	2005	-0.012393129968	0.253576072822	-2.41666034376	-0.00314260122725
[abstract]semantics	1980	0.00210626775864	0.0909090909091	0.029487748621	0.000191478887149
[abstract]semantics	1981	0.00215426774284	0.321428571429	0.0387768193711	0.000692443203055
[abstract]semantics	1982	0.00216938378317	0.109375	0.0455570594467	0.000237276351285
[abstract]semantics	1983	0.00218048058765	0.294117647059	0.0654144176296	0.000641317819898
[abstract]semantics	1984	0.0021419134883	0.352	0.0942441934851	0.000753953547881
[abstract]semantics	1985	0.00203496087387	0.326086956522	0.0610488262161	0.000663574198001
[abstract]semantics	1986	0.00189248948078	0.108225108225	0.0473122370195	0.000204814878872
[abstract]semantics	1987	0.00171618826865	0.268965517241	0.0669313424772	0.00046159546536
[abstract]semantics	1988	0.00157249351457	0.0689655172414	0.0283048832623	0.000108447828591
[abstract]semantics	1989	0.00141135975863	0.342465753425	0.105851981897	0.000483342383092
[abstract]semantics	1990	0.00115838256263	0.105540897098	0.0463353025053	0.000122256734842
[abstract]semantics	1991	0.000998872660493	0.246006389776	0.076913194858	0.000245729057054
[abstract]semantics	1992	0.000964360120789	0.0873015873016	0.0424318453147	8.41901692753e-05
[abstract]semantics	1993	0.000901479705593	0.177248677249	0.0603991402747	0.000159786085383
[abstract]semantics	1994	0.000942255581456	0.0599613152805	0.0292099230251	5.64988839945e-05
[abstract]semantics	1995	0.00110063482586	0.226993865031	0.0407234885569	0.00024983735311
[abstract]semantics	1996	0.00129339714986	0.0422535211268	0.0232811486974	5.46505837968e-05
[abstract]semantics	1997	0.00144350236193	0.0618811881188	0.0360875590483	8.93256412087e-05
[abstract]semantics	1998	0.00149550478182	0.0967741935484	0.0807572582183	0.000144726269208
[abstract]semantics	1999	0.00150573208622	0.104529616725	0.0451719625865	0.000157393597862
[abstract]semantics	2000	0.00155964947809	0.0148270181219	0.0140368453028	2.31249510754e-05
[abstract]semantics	2001	0.00163932318438	0.0610079575597	0.0377044332407	0.000100011759259
[abstract]semantics	2002	0.00172171733219	0.0164744645799	0.0172171733219	2.83643712057e-05
[abstract]semantics	2003	0.00177959799147	0.0445682451253	0.056947135727	7.93135595083e-05
[abstract]semantics	2004	0.00177521002934	0.0392156862745	0.0710084011737	6.9616079582e-05
[abstract]semantics	2005	0.00175391272054	0.0806241872562	0.108742588673	0.000141407787612
[abstract]generation	1980	-0.0113408116207	0.0649350649351	-0.113408116207	-0.000736416339006
[abstract]generation	1981	-0.011338816976	0.232142857143	-0.147404620687	-0.00263222536942
[abstract]generation	1982	-0.0113612304088	0.0677083333333	-0.147695995315	-0.000769249975597
[abstract]generation	1983	-0.0113654808369	0.166666666667	-0.193213174228	-0.00189424680615
[abstract]generation	1984	-0.0114261846298	0.224	-0.319933169634	-0.00255946535708
[abstract]generation	1985	-0.0115478543041	0.304347826087	-0.323339920516	-0.00351456435343
[abstract]generation	1986	-0.0116547120037	0.0865800865801	-0.233094240074	-0.00100906597435
[abstract]generation	1987	-0.0117356355508	0.248275862069	-0.422482879828	-0.00291367503329
[abstract]generation	1988	-0.0117630817836	0.0344827586207	-0.105867736053	-0.00040562350978
[abstract]generation	1989	-0.0117655104082	0.223744292237	-0.576510010003	-0.0026324657991
[abstract]generation	1990	-0.0117855488344	0.0923482849604	-0.412494209204	-0.00108837522217
[abstract]generation	1991	-0.0117193888254	0.210862619808	-0.773479662476	-0.00247118103027
[abstract]generation	1992	-0.0117215581174	0.107142857143	-0.632964138341	-0.00125588122687
[abstract]generation	1993	-0.0117840718439	0.156084656085	-0.69526023879	-0.00183931280103
[abstract]generation	1994	-0.0118060647068	0.073500967118	-0.448630458858	-0.000867757173807
[abstract]generation	1995	-0.01159156992	0.128834355828	-0.243422968321	-0.00149339244369
[abstract]generation	1996	-0.011462890569	0.0446009389671	-0.217794920811	-0.000511255682656
[abstract]generation	1997	-0.0113434557708	0.049504950495	-0.226869115416	-0.000561557216377
[abstract]generation	1998	-0.0113618607531	0.134408602151	-0.852139556486	-0.00152713182166
[abstract]generation	1999	-0.0113626364077	0.101045296167	-0.329516455822	-0.00114814096105
[abstract]generation	2000	-0.0112985144499	0.0164744645799	-0.112985144499	-0.00018613697611
[abstract]generation	2001	-0.0111949657867	0.116710875332	-0.492578494617	-0.00130657425628
[abstract]generation	2002	-0.0110381429976	0.0247116968699	-0.165572144964	-0.000272771243763
[abstract]generation	2003	-0.0109782431903	0.0738161559889	-0.581846889086	-0.000810371711818
[abstract]generation	2004	-0.010981979858	0.0705882352941	-0.790702549775	-0.000775198578211
[abstract]generation	2005	-0.0110249999334	0.120936280884	-1.02532499381	-0.0013333224887
[title]discourse	1980	-3.80073064508e-05	0.0324675324675	-0.000190036532254	-1.23400345619e-06
[title]discourse	1981	-6.19939305269e-06	0.0357142857143	-1.23987861054e-05	-2.21406894739e-07
[title]discourse	1982	4.8845901716e-05	0.00520833333333	4.8845901716e-05	2.54405738104e-07
[title]discourse	1983	9.36935978447e-05	0.00980392156863	9.36935978447e-05	9.18564684752e-07
[title]discourse	1984	0.000122762958798	0.024	0.000368288876395	2.94631101116e-06
[title]discourse	1985	0.000141966599495	0.0108695652174	0.000141966599495	1.5431152119e-06
[title]discourse	1986	0.000169533906146	0.00865800865801	0.000339067812291	1.46782602724e-06
[title]discourse	1987	0.000203636011278	0.0137931034483	0.000407272022557	2.80877256936e-06
[title]discourse	1988	0.000257513573089	0.00383141762452	0.000257513573089	9.86642042487e-07
[title]discourse	1989	0.00030160565962	0.027397260274	0.00180963395772	8.26316875671e-06
[title]discourse	1990	0.00031486707048	0.00527704485488	0.00062973414096	1.66156765425e-06
[title]discourse	1991	0.00032235554516	0.0127795527157	0.00128942218064	4.11955968255e-06
[title]discourse	1992	0.000313285884869	0.00992063492063	0.00156642942434	3.10799488957e-06
[title]discourse	1993	0.00029540463686	0.0132275132275	0.0014770231843	3.90746874153e-06
[title]discourse	1994	0.000267233076375	0.00773694390716	0.0010689323055	2.06756732205e-06
[title]discourse	1995	0.000264104218343	0.0306748466258	0.00132052109172	8.1013563909e-06
[title]discourse	1996	0.000241147703158	0.00234741784038	0.000241147703158	5.66074420558e-07
[title]discourse	1997	0.000210328832307	0.00742574257426	0.00063098649692	1.56184776465e-06
[title]discourse	1998	0.000149641924097	0.0089605734767	0.000748209620483	1.34087745606e-06
[title]discourse	1999	0.000110208585836	0.0174216027875	0.000551042929178	1.9200102062e-06
[title]discourse	2000	0.000105831926132	0	0	0
[title]discourse	2001	0.00010196381905	0.0053050397878	0.0002039276381	5.40922116977e-07
[title]discourse	2002	9.22734901937e-05	0.00164744645799	9.22734901937e-05	1.52015634586e-07
[title]discourse	2003	7.53947662121e-05	0.008356545961	0.000452368597272	6.3003982907e-07
[title]discourse	2004	8.14017937337e-05	0.00196078431373	0.000162803587467	1.59611360262e-07
[title]discourse	2005	9.51666412449e-05	0.00260078023407	0.00019033328249	2.47507519493e-07
[a-bigrams]question_answering	1980	0.000645833138677	0.0324675324675	0.00322916569339	2.09686083986e-05
[a-bigrams]question_answering	1981	0.000687584014134	0.0357142857143	0.00137516802827	2.45565719334e-05
[a-bigrams]question_answering	1982	0.000738504128584	0.03125	0.00443102477151	2.30782540183e-05
[a-bigrams]question_answering	1983	0.000771001834549	0.0882352941176	0.00693901651094	6.80295736366e-05
[a-bigrams]question_answering	1984	0.000783717654333	0.08	0.00783717654333	6.26974123466e-05
[a-bigrams]question_answering	1985	0.000828554703915	0.0760869565217	0.0057998829274	6.30422057326e-05
[a-bigrams]question_answering	1986	0.000882385198049	0.038961038961	0.00794146678244	3.43786440798e-05
[a-bigrams]question_answering	1987	0.000954625200432	0.0413793103448	0.00572775120259	3.95017324317e-05
[a-bigrams]question_answering	1988	0.00101124004736	0.0153256704981	0.00404496018945	1.54979317604e-05
[a-bigrams]question_answering	1989	0.0010616495462	0.0319634703196	0.00743154682342	3.39340037599e-05
[a-bigrams]question_answering	1990	0.00111725874068	0.0105540897098	0.00446903496274	1.17916489782e-05
[a-bigrams]question_answering	1991	0.00118852353261	0.0159744408946	0.00594261766305	1.89859989235e-05
[a-bigrams]question_answering	1992	0.00122364539844	0.00793650793651	0.00489458159377	9.71147141621e-06
[a-bigrams]question_answering	1993	0.0012399791276	0.00793650793651	0.00371993738281	9.84110418734e-06
[a-bigrams]question_answering	1994	0.00129711668584	0.00580270793037	0.00389135005753	7.52678927956e-06
[a-bigrams]question_answering	1995	0.00138597347961	0.00613496932515	0.00138597347961	8.5029047829e-06
[a-bigrams]question_answering	1996	0.00147110503117	0.00234741784038	0.00147110503117	3.45329819524e-06
[a-bigrams]question_answering	1997	0.00155065848459	0	0	0
[a-bigrams]question_answering	1998	0.00163269935292	0.00537634408602	0.00489809805875	8.7779535103e-06
[a-bigrams]question_answering	1999	0.00174168527377	0.0104529616725	0.00522505582131	1.82057694122e-05
[a-bigrams]question_answering	2000	0.00181428085	0.00329489291598	0.00362856170001	5.97786112028e-06
[a-bigrams]question_answering	2001	0.00186475232646	0.0291777188329	0.0205122755911	5.44092190744e-05
[a-bigrams]question_answering	2002	0.00198935422804	0.00823723228995	0.00994677114019	1.63867728833e-05
[a-bigrams]question_answering	2003	0.00207633632303	0.0320334261838	0.0477557354298	6.65121663367e-05
[a-bigrams]question_answering	2004	0.00213373646088	0.0323529411765	0.0704133032089	6.90326502048e-05
[a-bigrams]question_answering	2005	0.00211408109854	0.0819245773732	0.133187109208	0.00017319520053
[abstract]dialogue	1980	-0.00594391026945	0.0844155844156	-0.0772708335029	-0.00050175865911
[abstract]dialogue	1981	-0.00594085020746	0.0892857142857	-0.0297042510373	-0.000530433054237
[abstract]dialogue	1982	-0.00591804501754	0.0416666666667	-0.0473443601403	-0.000246585209064
[abstract]dialogue	1983	-0.00590260610122	0.0882352941176	-0.053123454911	-0.000520818185402
[abstract]dialogue	1984	-0.0058883012415	0.112	-0.0824362173811	-0.000659489739048
[abstract]dialogue	1985	-0.00588342765141	0.119565217391	-0.0647177041655	-0.000703453306146
[abstract]dialogue	1986	-0.00587345489554	0.034632034632	-0.0469876391643	-0.000203409693352
[abstract]dialogue	1987	-0.00581532626271	0.048275862069	-0.040707283839	-0.000280739888545
[abstract]dialogue	1988	-0.00573814810702	0.0229885057471	-0.0344288886421	-0.000131911450736
[abstract]dialogue	1989	-0.0056931941828	0.127853881279	-0.159409437118	-0.000727896973143
[abstract]dialogue	1990	-0.00575918875693	0.0290237467018	-0.0633510763262	-0.000167153235689
[abstract]dialogue	1991	-0.00585006967376	0.0798722044728	-0.146251741844	-0.000467257961163
[abstract]dialogue	1992	-0.0059728079888	0.0357142857143	-0.107510543798	-0.000213314571029
[abstract]dialogue	1993	-0.00607333383028	0.0555555555556	-0.127540010436	-0.000337407435015
[abstract]dialogue	1994	-0.00609326293089	0.0309477756286	-0.0974922068942	-0.000188572934031
[abstract]dialogue	1995	-0.00606919865056	0.0184049079755	-0.0182075959517	-0.000111703042648
[abstract]dialogue	1996	-0.00607159091252	0.0117370892019	-0.0303579545626	-7.12628041375e-05
[abstract]dialogue	1997	-0.00608736188514	0.019801980198	-0.0486988950811	-0.000120541819508
[abstract]dialogue	1998	-0.00614813255138	0.0645161290323	-0.22133277185	-0.000396653712992
[abstract]dialogue	1999	-0.00618374204499	0.0731707317073	-0.129858582945	-0.000452468930122
[abstract]dialogue	2000	-0.00625877845247	0.0164744645799	-0.0625877845247	-0.000103110023929
[abstract]dialogue	2001	-0.0063718566807	0.0875331564987	-0.210271270463	-0.000557748728019
[abstract]dialogue	2002	-0.00648532505773	0.00823723228995	-0.0324266252887	-5.34211289764e-05
[abstract]dialogue	2003	-0.00664292905905	0.033426183844	-0.159430297417	-0.00022204776799
[abstract]dialogue	2004	-0.00669317020876	0.0333333333333	-0.227567787098	-0.000223105673625
[abstract]dialogue	2005	-0.00672883759791	0.0507152145644	-0.262424666318	-0.000341254442547
[title]speech	1980	-0.00826976961915	0.00649350649351	-0.00826976961915	-5.36998027217e-05
[title]speech	1981	-0.00827849252065	0.0178571428571	-0.00827849252065	-0.000147830223583
[title]speech	1982	-0.00829046293412	0	0	0
[title]speech	1983	-0.00831378668043	0.00980392156863	-0.00831378668043	-8.15077125533e-05
[title]speech	1984	-0.00833497639702	0.016	-0.016669952794	-0.000133359622352
[title]speech	1985	-0.00837664700945	0.0326086956522	-0.0251299410284	-0.000273151532917
[title]speech	1986	-0.00844481039732	0.00865800865801	-0.0168896207946	-7.31152415352e-05
[title]speech	1987	-0.00849696130223	0.0206896551724	-0.0254908839067	-0.000175799199357
[title]speech	1988	-0.00852738085976	0.00383141762452	-0.00852738085976	-3.26719573171e-05
[title]speech	1989	-0.00855421517923	0.246575342466	-0.461927619678	-0.00210925853734
[title]speech	1990	-0.00858769984418	0.0580474934037	-0.188929396572	-0.000498494450058
[title]speech	1991	-0.00860533020577	0.0702875399361	-0.189317264527	-0.000604847490501
[title]speech	1992	-0.00868679326213	0.0535714285714	-0.234543418078	-0.000465363924757
[title]speech	1993	-0.00872665590479	0.0661375661376	-0.21816639762	-0.000577159782063
[title]speech	1994	-0.00879362678661	0.0386847195358	-0.175872535732	-0.000340178985942
[title]speech	1995	-0.00881730198429	0.0245398773006	-0.0352692079371	-0.000216375508817
[title]speech	1996	-0.00884683036525	0	0	0
[title]speech	1997	-0.00889074080966	0.00247524752475	-0.00889074080966	-2.20067841823e-05
[title]speech	1998	-0.00895532938248	0.0215053763441	-0.10746395259	-0.000192587728656
[title]speech	1999	-0.00903957184228	0.0278745644599	-0.0723165747382	-0.000251974128008
[title]speech	2000	-0.00917063565351	0.00329489291598	-0.018341271307	-3.02162624498e-05
[title]speech	2001	-0.00933405800754	0.0212201591512	-0.0746724640603	-0.000198070196446
[title]speech	2002	-0.009466239018	0	0	0
[title]speech	2003	-0.00961298445301	0.0222841225627	-0.153807751248	-0.000214216923744
[title]speech	2004	-0.00973995493315	0.0186274509804	-0.18505914373	-0.000181430533069
[title]speech	2005	-0.00980717989206	0.0182054616385	-0.137300518489	-0.000178544237307
[abstract]grammars	1980	-0.00149252206539	0.0649350649351	-0.0149252206539	-9.69170172334e-05
[abstract]grammars	1981	-0.00149343003986	0.25	-0.020908020558	-0.000373357509964
[abstract]grammars	1982	-0.00149378197129	0.0520833333333	-0.0149378197129	-7.78011443379e-05
[abstract]grammars	1983	-0.00149176632737	0.264705882353	-0.0402776908391	-0.000394879321952
[abstract]grammars	1984	-0.00158919449371	0.232	-0.0460866403176	-0.000368693122541
[abstract]grammars	1985	-0.00167614396114	0.304347826087	-0.0469320309119	-0.000510130770782
[abstract]grammars	1986	-0.00181629014351	0.0606060606061	-0.0254280620091	-0.000110078190516
[abstract]grammars	1987	-0.00191851732734	0.172413793103	-0.0479629331835	-0.000330778849541
[abstract]grammars	1988	-0.0019257478486	0.0306513409962	-0.0154059827888	-5.90267539802e-05
[abstract]grammars	1989	-0.00196929940454	0.251141552511	-0.10831146725	-0.000494572909817
[abstract]grammars	1990	-0.00210882752599	0.0844327176781	-0.0674824808317	-0.000178054039134
[abstract]grammars	1991	-0.00221765446825	0.191693290735	-0.133059268095	-0.000425109482733
[abstract]grammars	1992	-0.00230140765243	0.077380952381	-0.0897548984447	-0.000178085115962
[abstract]grammars	1993	-0.00241415003643	0.150793650794	-0.137606552076	-0.000364038497556
[abstract]grammars	1994	-0.00254489013436	0.0909090909091	-0.119609836315	-0.000231353648578
[abstract]grammars	1995	-0.00258360507546	0.239263803681	-0.100760597943	-0.000618163177565
[abstract]grammars	1996	-0.00271376284302	0.056338028169	-0.0651303082324	-0.000152888047494
[abstract]grammars	1997	-0.00283686215185	0.0470297029703	-0.0539003808852	-0.000133416784369
[abstract]grammars	1998	-0.00303097730791	0.120071684588	-0.20307547963	-0.000363934551308
[abstract]grammars	1999	-0.00335505888771	0.12543554007	-0.120782119958	-0.000420843623546
[abstract]grammars	2000	-0.00360049194224	0.0131795716639	-0.0288039355379	-4.74529415781e-05
[abstract]grammars	2001	-0.00382433911615	0.0981432360743	-0.141500547298	-0.000375333016705
[abstract]grammars	2002	-0.00391935329859	0.0214168039539	-0.0509515928817	-8.39400212218e-05
[abstract]grammars	2003	-0.0040770733959	0.041782729805	-0.122312201877	-0.000170351256096
[abstract]grammars	2004	-0.00424028244586	0.0460784313725	-0.199293274955	-0.000195385563682
[abstract]grammars	2005	-0.00431349791676	0.0689206762029	-0.228615389588	-0.000297289193223
[abstract]parsing	1980	4.23231877497e-05	0.0909090909091	0.000592524628496	3.8475625227e-06
[abstract]parsing	1981	-1.21280325702e-05	0.178571428571	-0.000121280325702	-2.16572010182e-06
[abstract]parsing	1982	-5.35714318377e-05	0.0625	-0.000642857182053	-3.34821448986e-06
[abstract]parsing	1983	-3.31672512281e-05	0.294117647059	-0.000995017536842	-9.75507389061e-06
[abstract]parsing	1984	-9.73600125277e-05	0.336	-0.00408912052616	-3.27129642093e-05
[abstract]parsing	1985	-2.34041310517e-05	0.402173913043	-0.000865952848913	-9.41253096645e-06
[abstract]parsing	1986	6.45100960192e-05	0.0952380952381	0.00141922211242	6.14381866849e-06
[abstract]parsing	1987	0.000151666077149	0.241379310345	0.00530831270023	3.6609053105e-05
[abstract]parsing	1988	0.000369979188681	0.0459770114943	0.00443975026417	1.70105374106e-05
[abstract]parsing	1989	0.000549788005358	0.310502283105	0.0373855843644	0.000170710430888
[abstract]parsing	1990	0.000628422753909	0.12401055409	0.0295358694337	7.79310539148e-05
[abstract]parsing	1991	0.000786470388698	0.26517571885	0.0652770422619	0.000208552850677
[abstract]parsing	1992	0.000980206806128	0.10119047619	0.0499905471125	9.91875934772e-05
[abstract]parsing	1993	0.00115916238124	0.187830687831	0.0823005290677	0.000217726267375
[abstract]parsing	1994	0.00136804109778	0.117988394584	0.0834505069646	0.000161412972852
[abstract]parsing	1995	0.00180541614219	0.263803680982	0.0776328941142	0.000476275424014
[abstract]parsing	1996	0.00212831760462	0.0633802816901	0.0574645753247	0.000134893369307
[abstract]parsing	1997	0.00246068757958	0.0717821782178	0.0713599398077	0.000176633514375
[abstract]parsing	1998	0.00266959196708	0.18458781362	0.274967972609	0.000492774144461
[abstract]parsing	1999	0.00270839549115	0.191637630662	0.148961752013	0.00051903049482
[abstract]parsing	2000	0.00287843521375	0.0197693574959	0.034541222565	5.69048147693e-05
[abstract]parsing	2001	0.0031061815095	0.137931034483	0.161521438494	0.000428438828897
[abstract]parsing	2002	0.00338760093899	0.0329489291598	0.0677520187799	0.000111617823361
[abstract]parsing	2003	0.00354865967653	0.0974930362117	0.248406177357	0.000345969606347
[abstract]parsing	2004	0.00365966452076	0.107843137255	0.402563097284	0.000394669703219
[abstract]parsing	2005	0.0037011606625	0.178153446034	0.507059010763	0.00065937452635
[title]grammars	1980	0.00101891485515	0.00649350649351	0.00101891485515	6.61633022827e-06
[title]grammars	1981	0.00100772902012	0	0	0
[title]grammars	1982	0.000997992858953	0	0	0
[title]grammars	1983	0.000989407011532	0.0196078431373	0.00197881402306	1.9400137481e-05
[title]grammars	1984	0.000956467623719	0	0	0
[title]grammars	1985	0.000924930483569	0.0217391304348	0.00184986096714	2.01071844254e-05
[title]grammars	1986	0.000873840888681	0.00865800865801	0.00174768177736	7.56572197992e-06
[title]grammars	1987	0.000835623170234	0.0206896551724	0.0025068695107	1.72887552462e-05
[title]grammars	1988	0.000811761528327	0.0114942528736	0.00243528458498	9.33059227962e-06
[title]grammars	1989	0.000783861266915	0.013698630137	0.00235158380075	1.07378255742e-05
[title]grammars	1990	0.000743582690411	0.00791556728232	0.00223074807123	5.88587881592e-06
[title]grammars	1991	0.000700429376118	0.0255591054313	0.00560343500894	1.79023482714e-05
[title]grammars	1992	0.000679110487476	0.00198412698413	0.000679110487476	1.3474414434e-06
[title]grammars	1993	0.000654106204038	0.0132275132275	0.00327053102019	8.65219846612e-06
[title]grammars	1994	0.000628000883254	0.0116054158607	0.00376800529953	7.28821141108e-06
[title]grammars	1995	0.000638998209359	0.0429447852761	0.00447298746551	2.74416408927e-05
[title]grammars	1996	0.000645854745279	0.00469483568075	0.00129170949056	3.03218190272e-06
[title]grammars	1997	0.000650116565479	0.00247524752475	0.000650116565479	1.6091994195e-06
[title]grammars	1998	0.000641396630819	0.0125448028674	0.00448977641574	8.04619429343e-06
[title]grammars	1999	0.000629899732898	0.0209059233449	0.00377939839739	1.3168635531e-05
[title]grammars	2000	0.000616997613081	0.00164744645799	0.000616997613081	1.01647053226e-06
[title]grammars	2001	0.000596987074252	0.0159151193634	0.00358192244551	9.50112054513e-06
[title]grammars	2002	0.000616802703787	0.00164744645799	0.000616802703787	1.01614942963e-06
[title]grammars	2003	0.000629877011381	0.008356545961	0.00377926206829	5.26359619538e-06
[title]grammars	2004	0.000630583847555	0.00196078431373	0.00126116769511	1.23643891678e-06
[title]grammars	2005	0.000631022485956	0.00390117035111	0.00189306745787	2.46172621309e-06
[abstract]applications	1980	-0.00913643883613	0.0584415584416	-0.0822279495252	-0.000533947724189
[abstract]applications	1981	-0.00910396351101	0.0892857142857	-0.045519817555	-0.000812853884912
[abstract]applications	1982	-0.0090820265907	0.0520833333333	-0.090820265907	-0.000473022218265
[abstract]applications	1983	-0.00903712106375	0.0882352941176	-0.0813340895737	-0.000797393035036
[abstract]applications	1984	-0.009000758267	0.208	-0.234019714942	-0.00187215771954
[abstract]applications	1985	-0.00900177193125	0.25	-0.207040754419	-0.00225044298281
[abstract]applications	1986	-0.00899053261029	0.0735930735931	-0.152839054375	-0.00066164092803
[abstract]applications	1987	-0.00896902747468	0.131034482759	-0.170411522019	-0.00117525187599
[abstract]applications	1988	-0.00897867750309	0.0268199233716	-0.0628507425216	-0.000240807442611
[abstract]applications	1989	-0.00902766588312	0.283105022831	-0.559715284754	-0.00255577755595
[abstract]applications	1990	-0.00929015949209	0.110817941953	-0.390186698668	-0.00102951635532
[abstract]applications	1991	-0.00943105130186	0.207667731629	-0.613018334621	-0.00195852503074
[abstract]applications	1992	-0.00961327057825	0.0912698412698	-0.4422104466	-0.000877401679761
[abstract]applications	1993	-0.00970923509774	0.227513227513	-0.834994218406	-0.00220897941377
[abstract]applications	1994	-0.00981473873227	0.125725338491	-0.637958017597	-0.00123396134932
[abstract]applications	1995	-0.00968619083094	0.134969325153	-0.213096198281	-0.00130733863976
[abstract]applications	1996	-0.0096130033103	0.0516431924883	-0.211486072827	-0.000496446180344
[abstract]applications	1997	-0.00957231144361	0.0693069306931	-0.268024720421	-0.000663427525794
[abstract]applications	1998	-0.00967013544569	0.175627240143	-0.947673273678	-0.00169833920014
[abstract]applications	1999	-0.0096266840587	0.177700348432	-0.490960886994	-0.00171066511148
[abstract]applications	2000	-0.00954968005001	0.0214168039539	-0.12414584065	-0.000204523625453
[abstract]applications	2001	-0.00947769775498	0.159151193634	-0.568661865299	-0.00150838691061
[abstract]applications	2002	-0.0093337130264	0.0296540362438	-0.168006834475	-0.000276782264374
[abstract]applications	2003	-0.00923199497857	0.0766016713092	-0.507759723821	-0.000707186244876
[abstract]applications	2004	-0.00919380105231	0.113725490196	-1.06648092207	-0.00104556953144
[abstract]applications	2005	-0.00926865745638	0.182054616385	-1.29761204389	-0.00168740187762
[title]generation	1980	-0.000201645228823	0.00649350649351	-0.000201645228823	-1.30938460275e-06
[title]generation	1981	-0.000215439815953	0.0178571428571	-0.000215439815953	-3.84713957058e-06
[title]generation	1982	-0.000217768884867	0.015625	-0.000653306654601	-3.40263882605e-06
[title]generation	1983	-0.000258574451652	0.0196078431373	-0.000517148903303	-5.07008728728e-06
[title]generation	1984	-0.000305042718584	0.032	-0.00122017087434	-9.7613669947e-06
[title]generation	1985	-0.000387288653963	0.0217391304348	-0.000774577307926	-8.41931856442e-06
[title]generation	1986	-0.000500913718694	0.021645021645	-0.00250456859347	-1.08422882834e-05
[title]generation	1987	-0.000575511782122	0.0137931034483	-0.00115102356424	-7.93809354651e-06
[title]generation	1988	-0.00063250079191	0.00383141762452	-0.00063250079191	-2.42337468165e-06
[title]generation	1989	-0.000679557048717	0.0365296803653	-0.00543645638974	-2.48240017796e-05
[title]generation	1990	-0.00071041582694	0.00791556728232	-0.00213124748082	-5.62334427657e-06
[title]generation	1991	-0.000726291356601	0.00638977635783	-0.0014525827132	-4.6408393393e-06
[title]generation	1992	-0.000757397622981	0.00396825396825	-0.00151479524596	-3.00554612294e-06
[title]generation	1993	-0.000791618466874	0.00793650793651	-0.00237485540062	-6.28268624503e-06
[title]generation	1994	-0.000806156987027	0.00386847195358	-0.00161231397405	-3.11859569449e-06
[title]generation	1995	-0.000799982603458	0.0184049079755	-0.00239994781038	-1.47236061986e-05
[title]generation	1996	-0.000818517487931	0.0140845070423	-0.00491110492759	-1.1528415323e-05
[title]generation	1997	-0.000799289955921	0.00247524752475	-0.000799289955921	-1.97844048495e-06
[title]generation	1998	-0.000792610378342	0.0161290322581	-0.00713349340508	-1.27840383604e-05
[title]generation	1999	-0.000834701971762	0.00348432055749	-0.000834701971762	-2.90836923959e-06
[title]generation	2000	-0.000871310542524	0.00494233937397	-0.00261393162757	-4.30631240127e-06
[title]generation	2001	-0.00092305560404	0.0132625994695	-0.0046152780202	-1.22421167645e-05
[title]generation	2002	-0.00092376973913	0	0	0
[title]generation	2003	-0.000924964204801	0.00278551532033	-0.0018499284096	-2.57650196323e-06
[title]generation	2004	-0.000905267910626	0.000980392156863	-0.000905267910626	-8.87517559437e-07
[title]generation	2005	-0.000892927113031	0.0143042912874	-0.00982219824334	-1.27726895232e-05
[abstract]resources	1980	-0.00995776905689	0.025974025974	-0.0398310762276	-0.000258643352127
[abstract]resources	1981	-0.00993475915898	0.0714285714286	-0.0397390366359	-0.000709625654213
[abstract]resources	1982	-0.00991003078997	0.0104166666667	-0.0198200615799	-0.000103229487396
[abstract]resources	1983	-0.00990401875181	0.0490196078431	-0.0495200937591	-0.000485491115285
[abstract]resources	1984	-0.00990424068394	0.024	-0.0297127220518	-0.000237701776415
[abstract]resources	1985	-0.00991321827738	0.054347826087	-0.0495660913869	-0.000538761862901
[abstract]resources	1986	-0.00992571657742	0.030303030303	-0.0694800160419	-0.000300779290225
[abstract]resources	1987	-0.00990470927321	0.0344827586207	-0.049523546366	-0.000341541699076
[abstract]resources	1988	-0.00988905369209	0.0153256704981	-0.0395562147684	-0.000151556378423
[abstract]resources	1989	-0.00986029671408	0.0684931506849	-0.147904450711	-0.000675362788636
[abstract]resources	1990	-0.00992347513059	0.0263852242744	-0.0992347513059	-0.000261833116902
[abstract]resources	1991	-0.00999073623937	0.0543130990415	-0.169842516069	-0.000542627846867
[abstract]resources	1992	-0.010005840913	0.0277777777778	-0.140081772782	-0.000277940025361
[abstract]resources	1993	-0.0100480157375	0.0978835978836	-0.371776582289	-0.000983535931981
[abstract]resources	1994	-0.0101160773394	0.0444874274662	-0.232669778806	-0.000450038256877
[abstract]resources	1995	-0.01010178588	0.0981595092025	-0.16162857408	-0.000991586344051
[abstract]resources	1996	-0.0100632431562	0.018779342723	-0.0805059452496	-0.000188981092135
[abstract]resources	1997	-0.0100349757461	0.0321782178218	-0.130454684699	-0.000322907635394
[abstract]resources	1998	-0.0101013687453	0.0985663082437	-0.555575280994	-0.000995654625437
[abstract]resources	1999	-0.0102567563735	0.0731707317073	-0.215391883843	-0.000750494368791
[abstract]resources	2000	-0.0103864615051	0.0115321252059	-0.0727052305356	-0.000119777974523
[abstract]resources	2001	-0.0104852805087	0.100795755968	-0.398440659329	-0.00105687177541
[abstract]resources	2002	-0.0104850226652	0.0131795716639	-0.0838801813213	-0.000138188107613
[abstract]resources	2003	-0.0105118916158	0.0612813370474	-0.462523231097	-0.000644182773115
[abstract]resources	2004	-0.010616939328	0.0637254901961	-0.690101056319	-0.000676569663058
[abstract]resources	2005	-0.010710312911	0.148244473342	-1.22097567186	-0.00158774469683
[title]parsing	1980	0.00550053693334	0.0194805194805	0.0165016108	0.000107153316883
[title]parsing	1981	0.00552018413874	0.142857142857	0.0441614731099	0.000788597734106
[title]parsing	1982	0.00554437505236	0	0	0
[title]parsing	1983	0.00557780837368	0.0588235294118	0.0334668502421	0.000328106374922
[title]parsing	1984	0.00559322057518	0.064	0.0447457646014	0.000357966116811
[title]parsing	1985	0.00564603168394	0.0869565217391	0.0451682534715	0.000490959276864
[title]parsing	1986	0.00566396544307	0.012987012987	0.0169918963292	7.35579927671e-05
[title]parsing	1987	0.00571175077463	0.0413793103448	0.0342705046478	0.000236348307916
[title]parsing	1988	0.00578196781489	0.0191570881226	0.0289098390744	0.000110765666952
[title]parsing	1989	0.0058475070156	0.041095890411	0.0526275631404	0.00024030850749
[title]parsing	1990	0.00593103590679	0.023746701847	0.0533793231611	0.000140842541322
[title]parsing	1991	0.00601032881093	0.0319488817891	0.0601032881093	0.000192023284694
[title]parsing	1992	0.00604994882534	0.00793650793651	0.0241997953014	4.80154668678e-05
[title]parsing	1993	0.00608709138613	0.037037037037	0.0852192794059	0.000225447829116
[title]parsing	1994	0.00611274356934	0.00580270793037	0.018338230708	3.54704655861e-05
[title]parsing	1995	0.00614712572202	0.0368098159509	0.0368827543321	0.000226274566455
[title]parsing	1996	0.00616974665113	0.0117370892019	0.0308487332557	7.24148667973e-05
[title]parsing	1997	0.00620870843927	0.0049504950495	0.0124174168785	3.07361803924e-05
[title]parsing	1998	0.00626190149262	0.0161290322581	0.0563571134336	0.000100998411171
[title]parsing	1999	0.00632493419796	0.0418118466899	0.0758992103756	0.000264457179009
[title]parsing	2000	0.00645703508047	0.00494233937397	0.0193711052414	3.19128587173e-05
[title]parsing	2001	0.0065586076866	0.0212201591512	0.0524688614928	0.00013917469892
[title]parsing	2002	0.006682892497	0.0148270181219	0.060146032473	9.90873681598e-05
[title]parsing	2003	0.0067533636162	0.0208913649025	0.101300454243	0.000141086983625
[title]parsing	2004	0.00682487575811	0.0147058823529	0.102373136372	0.000100365819972
[title]parsing	2005	0.00686228432267	0.0143042912874	0.0754851275493	9.81601138483e-05
[abstract]coreference	1980	-3.34898941873e-05	0.00649350649351	-3.34898941873e-05	-2.17466845372e-07
[abstract]coreference	1981	-2.322955835e-05	0.0357142857143	-4.64591167e-05	-8.29627083929e-07
[abstract]coreference	1982	8.09182726499e-06	0	0	0
[abstract]coreference	1983	3.88859901281e-05	0.0392156862745	0.000155543960512	1.52494078934e-06
[abstract]coreference	1984	1.2559570097e-05	0.024	3.7678710291e-05	3.01429682328e-07
[abstract]coreference	1985	1.19213907466e-05	0.0434782608696	4.76855629864e-05	5.18321336809e-07
[abstract]coreference	1986	1.70011590149e-05	0.004329004329	1.70011590149e-05	7.35980909736e-08
[abstract]coreference	1987	1.04174869827e-05	0.048275862069	7.2922408879e-05	5.02913164683e-07
[abstract]coreference	1988	1.2129011221e-05	0.00766283524904	2.42580224419e-05	9.29426147201e-08
[abstract]coreference	1989	-6.27740266908e-06	0.00913242009132	-1.25548053382e-05	-5.73278782564e-08
[abstract]coreference	1990	-1.25914199565e-05	0.0105540897098	-5.03656798258e-05	-1.32890975794e-07
[abstract]coreference	1991	-4.11187975322e-05	0.00958466453674	-0.000123356392597	-3.94109880501e-07
[abstract]coreference	1992	-3.99301988321e-05	0.00992063492063	-0.000199650994161	-3.96132924922e-07
[abstract]coreference	1993	-2.06835989903e-05	0.00793650793651	-6.2050796971e-05	-1.64155547542e-07
[abstract]coreference	1994	-1.86616222999e-05	0.00967117988395	-9.33081114993e-05	-1.80479906188e-07
[abstract]coreference	1995	-5.38696464424e-05	0.0245398773006	-0.00021547858577	-1.32195451392e-06
[abstract]coreference	1996	-0.000109320083115	0.00234741784038	-0.000109320083115	-2.56619913416e-07
[abstract]coreference	1997	-0.000180438937575	0.00742574257426	-0.000541316812725	-1.3398931008e-06
[abstract]coreference	1998	-0.000253816467805	0.0143369175627	-0.00203053174244	-3.63894577499e-06
[abstract]coreference	1999	-0.000317634026613	0.0348432055749	-0.00317634026613	-1.10673876869e-05
[abstract]coreference	2000	-0.000327626057975	0.00329489291598	-0.00065525211595	-1.07949277751e-06
[abstract]coreference	2001	-0.000310125961837	0.0185676392573	-0.00217088173286	-5.75830698372e-06
[abstract]coreference	2002	-0.000288104914679	0.00494233937397	-0.000864314744036	-1.42391226365e-06
[abstract]coreference	2003	-0.000286742453467	0.0181058495822	-0.00372765189507	-5.19171573129e-06
[abstract]coreference	2004	-0.000340020965229	0.0176470588235	-0.00612037737413	-6.00036997463e-06
[abstract]coreference	2005	-0.000418485395595	0.0338101430429	-0.0108806202855	-1.41490510864e-05
[a-bigrams]information_retrieval	1980	-0.00524314590945	0.00649350649351	-0.00524314590945	-3.40464020094e-05
[a-bigrams]information_retrieval	1981	-0.00524395781182	0.0178571428571	-0.00524395781182	-9.36421037824e-05
[a-bigrams]information_retrieval	1982	-0.00524107567707	0.0104166666667	-0.0104821513541	-5.45945383028e-05
[a-bigrams]information_retrieval	1983	-0.0052307894868	0.00980392156863	-0.0052307894868	-5.12822498706e-05
[a-bigrams]information_retrieval	1984	-0.00521521646049	0.04	-0.0260760823024	-0.000208608658419
[a-bigrams]information_retrieval	1985	-0.0052428438051	0.0217391304348	-0.0104856876102	-0.000113974865328
[a-bigrams]information_retrieval	1986	-0.00528134597438	0.012987012987	-0.0158440379231	-6.85889087582e-05
[a-bigrams]information_retrieval	1987	-0.00532655628676	0.0206896551724	-0.0159796688603	-0.00011020461283
[a-bigrams]information_retrieval	1988	-0.00539005988661	0.00766283524904	-0.0107801197732	-4.13031408935e-05
[a-bigrams]information_retrieval	1989	-0.00543458956228	0.0182648401826	-0.0217383582491	-9.92619098132e-05
[a-bigrams]information_retrieval	1990	-0.00549342642823	0.0158311345646	-0.0329605585694	-8.69671730063e-05
[a-bigrams]information_retrieval	1991	-0.0055132399927	0.0319488817891	-0.055132399927	-0.000176141852802
[a-bigrams]information_retrieval	1992	-0.00555535102322	0.0238095238095	-0.0666642122786	-0.000132270262458
[a-bigrams]information_retrieval	1993	-0.00554706599151	0.0634920634921	-0.133129583796	-0.000352194666128
[a-bigrams]information_retrieval	1994	-0.00557116228788	0.036750483559	-0.10585208347	-0.000204742908065
[a-bigrams]information_retrieval	1995	-0.00557183824421	0.0306748466258	-0.027859191221	-0.000170915283565
[a-bigrams]information_retrieval	1996	-0.00557759246497	0.00469483568075	-0.0111551849299	-2.61858801172e-05
[a-bigrams]information_retrieval	1997	-0.00561093437092	0.019801980198	-0.0448874749674	-0.000111107611305
[a-bigrams]information_retrieval	1998	-0.00570095488974	0.0698924731183	-0.2223372407	-0.00039845383638
[a-bigrams]information_retrieval	1999	-0.00571120038027	0.0871080139373	-0.142780009507	-0.000497491322323
[a-bigrams]information_retrieval	2000	-0.00568221147755	0.0131795716639	-0.0454576918204	-7.48891133779e-05
[a-bigrams]information_retrieval	2001	-0.00568753425063	0.0954907161804	-0.204751233023	-0.000543106718893
[a-bigrams]information_retrieval	2002	-0.005681221363	0.00988467874794	-0.034087328178	-5.61570480692e-05
[a-bigrams]information_retrieval	2003	-0.00566694869619	0.0626740947075	-0.255012691329	-0.000355170879288
[a-bigrams]information_retrieval	2004	-0.00576221356541	0.0558823529412	-0.328446173228	-0.000322006052185
[a-bigrams]information_retrieval	2005	-0.00582701656899	0.0793237971391	-0.355448010708	-0.000462221080245
[t-bigrams]machine_translation	1980	0.00382563547432	0.00649350649351	0.00382563547432	2.48417887943e-05
[t-bigrams]machine_translation	1981	0.00381052025962	0	0	0
[t-bigrams]machine_translation	1982	0.00380160615363	0	0	0
[t-bigrams]machine_translation	1983	0.00379860830101	0.0196078431373	0.00759721660201	7.4482515706e-05
[t-bigrams]machine_translation	1984	0.00379291756948	0.088	0.0417220932643	0.000333776746114
[t-bigrams]machine_translation	1985	0.00376727865418	0.0217391304348	0.00753455730835	8.18973620473e-05
[t-bigrams]machine_translation	1986	0.00374101643593	0.012987012987	0.0112230493078	4.85846290381e-05
[t-bigrams]machine_translation	1987	0.00374130272229	0.0206896551724	0.0112239081669	7.74062632197e-05
[t-bigrams]machine_translation	1988	0.00377068167491	0	0	0
[t-bigrams]machine_translation	1989	0.00380605765792	0.013698630137	0.0114181729738	5.21377761359e-05
[t-bigrams]machine_translation	1990	0.00385563609679	0.00527704485488	0.00771127219359	2.03463646269e-05
[t-bigrams]machine_translation	1991	0.00390740813254	0.0223642172524	0.0273518569278	8.73861243698e-05
[t-bigrams]machine_translation	1992	0.0040289606747	0.00992063492063	0.0201448033735	3.99698479633e-05
[t-bigrams]machine_translation	1993	0.00420099867411	0.00793650793651	0.0126029960223	3.33412593183e-05
[t-bigrams]machine_translation	1994	0.00437144565963	0.0174081237911	0.0393430109366	7.60986671889e-05
[t-bigrams]machine_translation	1995	0.004583019084	0	0	0
[t-bigrams]machine_translation	1996	0.00480182204884	0.00234741784038	0.00480182204884	1.12718827438e-05
[t-bigrams]machine_translation	1997	0.00501988787673	0.00247524752475	0.00501988787673	1.24254650414e-05
[t-bigrams]machine_translation	1998	0.005235657123	0.0143369175627	0.041885256984	7.50631845591e-05
[t-bigrams]machine_translation	1999	0.00542037354624	0.00348432055749	0.00542037354624	1.88863189764e-05
[t-bigrams]machine_translation	2000	0.00562388102163	0.00164744645799	0.00562388102163	9.26504286925e-06
[t-bigrams]machine_translation	2001	0.00584691237039	0.0132625994695	0.029234561852	7.75452569017e-05
[t-bigrams]machine_translation	2002	0.0060724776063	0.00329489291598	0.0121449552126	2.00081634474e-05
[t-bigrams]machine_translation	2003	0.00629583739156	0.0139275766017	0.0629583739156	8.76857575427e-05
[t-bigrams]machine_translation	2004	0.00644129474293	0.0127450980392	0.083736831658	8.20949329981e-05
[t-bigrams]machine_translation	2005	0.00649888453433	0.0221066319896	0.110481037084	0.000143668448743
[a-bigrams]lexical_semantics	1980	0.000257822031606	0	0	0
[a-bigrams]lexical_semantics	1981	0.000257145085207	0.0357142857143	0.000514290170414	9.1837530431e-06
[a-bigrams]lexical_semantics	1982	0.00025584542654	0	0	0
[a-bigrams]lexical_semantics	1983	0.000255173416475	0.00980392156863	0.000255173416475	2.50170016152e-06
[a-bigrams]lexical_semantics	1984	0.00026341999502	0.024	0.00079025998506	6.32207988048e-06
[a-bigrams]lexical_semantics	1985	0.000261693072715	0	0	0
[a-bigrams]lexical_semantics	1986	0.000259993448929	0.021645021645	0.00129996724464	5.62756382963e-06
[a-bigrams]lexical_semantics	1987	0.000254213569751	0.0206896551724	0.000762640709253	5.2595910983e-06
[a-bigrams]lexical_semantics	1988	0.000215156689674	0	0	0
[a-bigrams]lexical_semantics	1989	0.000175870295812	0.0319634703196	0.00123109207068	5.62142498029e-06
[a-bigrams]lexical_semantics	1990	0.000150215283987	0.00263852242744	0.000150215283987	3.96346395743e-07
[a-bigrams]lexical_semantics	1991	0.000120028982335	0.0255591054313	0.000960231858684	3.06783341433e-06
[a-bigrams]lexical_semantics	1992	0.000103030803716	0.00793650793651	0.000412123214866	8.177047914e-07
[a-bigrams]lexical_semantics	1993	7.81801325905e-05	0.015873015873	0.000469080795543	1.24095448556e-06
[a-bigrams]lexical_semantics	1994	4.94464280352e-05	0.00580270793037	0.000148339284106	2.86923180088e-07
[a-bigrams]lexical_semantics	1995	2.93866735722e-05	0.0306748466258	0.000146933367861	9.01431704668e-07
[a-bigrams]lexical_semantics	1996	4.70389528065e-05	0.00704225352113	0.00014111685842	3.31260231032e-07
[a-bigrams]lexical_semantics	1997	5.02990497749e-05	0.00990099009901	0.0002011961991	4.98010393811e-07
[a-bigrams]lexical_semantics	1998	3.36449924427e-05	0.0143369175627	0.000269159939542	4.8236548305e-07
[a-bigrams]lexical_semantics	1999	2.39306313633e-05	0.0209059233449	0.00014358378818	5.00291944877e-07
[a-bigrams]lexical_semantics	2000	-1.15804032708e-05	0	0	0
[a-bigrams]lexical_semantics	2001	-4.72103636759e-05	0.0106100795756	-0.000188841454704	-5.00905715394e-07
[a-bigrams]lexical_semantics	2002	-8.81866534685e-05	0.00164744645799	-8.81866534685e-05	-1.45282789899e-07
[a-bigrams]lexical_semantics	2003	-0.000141157563909	0.00696378830084	-0.000705787819547	-9.82991392127e-07
[a-bigrams]lexical_semantics	2004	-0.000220521881443	0.00490196078431	-0.00110260940721	-1.08098961492e-06
[a-bigrams]lexical_semantics	2005	-0.000256316751609	0.0117035110533	-0.00230685076448	-2.99980593561e-06
[title]semantics	1980	-0.00127987342596	0	0	0
[title]semantics	1981	-0.0012820398732	0.0357142857143	-0.00256407974641	-4.57871383287e-05
[title]semantics	1982	-0.0012930959259	0.0104166666667	-0.00258619185181	-1.34697492282e-05
[title]semantics	1983	-0.00128206176306	0.0392156862745	-0.00512824705225	-5.02769318848e-05
[title]semantics	1984	-0.00130303662152	0.048	-0.00781821972912	-6.25457578329e-05
[title]semantics	1985	-0.00133083764691	0.0326086956522	-0.00399251294074	-4.33968797906e-05
[title]semantics	1986	-0.00134918753122	0.012987012987	-0.00404756259366	-1.75219159899e-05
[title]semantics	1987	-0.00139020249324	0.0206896551724	-0.00417060747971	-2.87628102049e-05
[title]semantics	1988	-0.00142503146839	0.00766283524904	-0.00285006293679	-1.0919781367e-05
[title]semantics	1989	-0.00143947989193	0.0228310502283	-0.00719739945967	-3.28648377154e-05
[title]semantics	1990	-0.00146942041604	0.00527704485488	-0.00293884083208	-7.75419744613e-06
[title]semantics	1991	-0.00149746962467	0.00958466453674	-0.00449240887402	-1.43527440065e-05
[title]semantics	1992	-0.00150730762785	0.00595238095238	-0.00452192288356	-8.97206921342e-06
[title]semantics	1993	-0.00148779990068	0.0132275132275	-0.00743899950342	-1.96798928662e-05
[title]semantics	1994	-0.00147759398934	0.00580270793037	-0.00443278196801	-8.57404635978e-06
[title]semantics	1995	-0.00142989329177	0.0245398773006	-0.00571957316709	-3.5089405933e-05
[title]semantics	1996	-0.00137096602881	0.00469483568075	-0.00274193205762	-6.43646022915e-06
[title]semantics	1997	-0.00133408318882	0.0049504950495	-0.00266816637765	-6.6043722219e-06
[title]semantics	1998	-0.00130920092887	0.00179211469534	-0.00130920092887	-2.34623822378e-06
[title]semantics	1999	-0.00127895095093	0.00696864111498	-0.00255790190186	-8.9125501807e-06
[title]semantics	2000	-0.00123650831696	0	0	0
[title]semantics	2001	-0.00119611467865	0	0	0
[title]semantics	2002	-0.0011575432248	0.00329489291598	-0.00231508644959	-3.81398097132e-06
[title]semantics	2003	-0.00113984802307	0.0041782729805	-0.00341954406921	-4.76259619667e-06
[title]semantics	2004	-0.00113776732955	0.00196078431373	-0.00227553465909	-2.23091633245e-06
[title]semantics	2005	-0.00113584844793	0	0	0
[a-bigrams]speech_processing	1980	-0.00103643148985	0	0	0
[a-bigrams]speech_processing	1981	-0.00103689155551	0	0	0
[a-bigrams]speech_processing	1982	-0.00103803445955	0.00520833333333	-0.00103803445955	-5.40642947681e-06
[a-bigrams]speech_processing	1983	-0.00103389952031	0.00980392156863	-0.00103389952031	-1.0136269807e-05
[a-bigrams]speech_processing	1984	-0.00102014301282	0.008	-0.00102014301282	-8.16114410252e-06
[a-bigrams]speech_processing	1985	-0.00102318202018	0.0108695652174	-0.00102318202018	-1.11215436976e-05
[a-bigrams]speech_processing	1986	-0.00102040861832	0.004329004329	-0.00102040861832	-4.41735332606e-06
[a-bigrams]speech_processing	1987	-0.00101147059122	0.0137931034483	-0.00202294118244	-1.39513184996e-05
[a-bigrams]speech_processing	1988	-0.00102775308649	0	0	0
[a-bigrams]speech_processing	1989	-0.00104578315376	0.0319634703196	-0.00732048207634	-3.34268587961e-05
[a-bigrams]speech_processing	1990	-0.00103031045041	0.0158311345646	-0.00618186270243	-1.63109833837e-05
[a-bigrams]speech_processing	1991	-0.00102863955058	0.0223642172524	-0.00720047685409	-2.30047183837e-05
[a-bigrams]speech_processing	1992	-0.00109788296692	0.0119047619048	-0.00658729780152	-1.30700353205e-05
[a-bigrams]speech_processing	1993	-0.00117655623703	0.010582010582	-0.00470622494812	-1.24503305506e-05
[a-bigrams]speech_processing	1994	-0.00123990981906	0.0212765957447	-0.0136390080096	-2.63810599799e-05
[a-bigrams]speech_processing	1995	-0.00122799323553	0	0	0
[a-bigrams]speech_processing	1996	-0.0012186322308	0.0117370892019	-0.00609316115398	-1.43031951971e-05
[a-bigrams]speech_processing	1997	-0.00120654214925	0.0049504950495	-0.00241308429849	-5.97298093686e-06
[a-bigrams]speech_processing	1998	-0.00121190161184	0.0161290322581	-0.0109071145065	-1.95468001909e-05
[a-bigrams]speech_processing	1999	-0.00118853486377	0.0278745644599	-0.00950827891017	-3.31298916731e-05
[a-bigrams]speech_processing	2000	-0.00117065398287	0.00329489291598	-0.00234130796574	-3.85717951523e-06
[a-bigrams]speech_processing	2001	-0.00114366526478	0.0106100795756	-0.00457466105913	-1.21343794672e-05
[a-bigrams]speech_processing	2002	-0.00110618864598	0.00164744645799	-0.00110618864598	-1.82238656669e-06
[a-bigrams]speech_processing	2003	-0.00108256984585	0.0181058495822	-0.014073407996	-1.96008467911e-05
[a-bigrams]speech_processing	2004	-0.00109621558364	0.0107843137255	-0.01205837142	-1.18219327647e-05
[a-bigrams]speech_processing	2005	-0.00110641086833	0.0143042912874	-0.0121705195516	-1.58264233441e-05
[abstract]summarization	1980	0.00378821004746	0	0	0
[abstract]summarization	1981	0.00379389377449	0	0	0
[abstract]summarization	1982	0.00380514707968	0	0	0
[abstract]summarization	1983	0.00382200354177	0	0	0
[abstract]summarization	1984	0.00384445234838	0.016	0.00768890469676	6.15112375741e-05
[abstract]summarization	1985	0.00389578199089	0.0217391304348	0.00779156398179	8.46909128455e-05
[abstract]summarization	1986	0.00395015348023	0.00865800865801	0.00790030696046	3.42004630323e-05
[abstract]summarization	1987	0.00398729512022	0	0	0
[abstract]summarization	1988	0.00403030745382	0	0	0
[abstract]summarization	1989	0.00407906979297	0	0	0
[abstract]summarization	1990	0.00413361955602	0	0	0
[abstract]summarization	1991	0.0041944249254	0	0	0
[abstract]summarization	1992	0.00426258497222	0	0	0
[abstract]summarization	1993	0.00433829195753	0.0026455026455	0.00433829195753	1.14769628506e-05
[abstract]summarization	1994	0.00440491879576	0	0	0
[abstract]summarization	1995	0.00447856798418	0.00613496932515	0.00447856798418	2.74758772036e-05
[abstract]summarization	1996	0.00457291728978	0.00234741784038	0.00457291728978	1.07345476286e-05
[abstract]summarization	1997	0.00467132401458	0.0049504950495	0.00934264802915	2.31253664088e-05
[abstract]summarization	1998	0.0047604156761	0.0268817204301	0.0714062351415	0.000127968163336
[abstract]summarization	1999	0.00487476380174	0.0348432055749	0.0487476380174	0.000169852397273
[abstract]summarization	2000	0.00500578750631	0.00988467874794	0.0300347250378	4.94806013803e-05
[abstract]summarization	2001	0.00511645253405	0.0450928381963	0.0869796930788	0.000230715366257
[abstract]summarization	2002	0.00515288350392	0.00823723228995	0.0257644175196	4.24454983848e-05
[abstract]summarization	2003	0.00520655306091	0.0376044568245	0.140576932644	0.000195789599783
[abstract]summarization	2004	0.00517819905932	0.0372549019608	0.196771564254	0.000192913298288
[abstract]summarization	2005	0.00513073183133	0.0689206762029	0.271928787061	0.000353613507231
[a-bigrams]information_extraction	1980	0.000914731776741	0	0	0
[a-bigrams]information_extraction	1981	0.000916460888185	0	0	0
[a-bigrams]information_extraction	1982	0.000919522117574	0	0	0
[a-bigrams]information_extraction	1983	0.000923085137492	0	0	0
[a-bigrams]information_extraction	1984	0.000927063202721	0	0	0
[a-bigrams]information_extraction	1985	0.000931280605894	0.0108695652174	0.000931280605894	1.01226152815e-05
[a-bigrams]information_extraction	1986	0.000917906913161	0	0	0
[a-bigrams]information_extraction	1987	0.000906075573535	0	0	0
[a-bigrams]information_extraction	1988	0.000896361597365	0	0	0
[a-bigrams]information_extraction	1989	0.000888741199616	0.00913242009132	0.00177748239923	8.11635798736e-06
[a-bigrams]information_extraction	1990	0.00087802033167	0.00791556728232	0.00263406099501	6.95002901058e-06
[a-bigrams]information_extraction	1991	0.00088894699342	0.00958466453674	0.00266684098026	8.52025872287e-06
[a-bigrams]information_extraction	1992	0.000896050661979	0.00992063492063	0.0044802533099	8.88939148789e-06
[a-bigrams]information_extraction	1993	0.00093531798733	0.010582010582	0.00374127194932	9.89754483947e-06
[a-bigrams]information_extraction	1994	0.00099121441505	0.0193423597679	0.0099121441505	1.9172425823e-05
[a-bigrams]information_extraction	1995	0.00110241815544	0.0184049079755	0.00330725446632	2.02899047013e-05
[a-bigrams]information_extraction	1996	0.00120861175983	0.00234741784038	0.00120861175983	2.83711680712e-06
[a-bigrams]information_extraction	1997	0.00130682038145	0.00742574257426	0.00392046114434	9.70411174342e-06
[a-bigrams]information_extraction	1998	0.00139440513548	0.0250896057348	0.0195216718967	3.49850750837e-05
[a-bigrams]information_extraction	1999	0.00146801911958	0.0487804878049	0.0205522676741	7.161068876e-05
[a-bigrams]information_extraction	2000	0.00157444465067	0.00658978583196	0.00629777860267	1.03752530522e-05
[a-bigrams]information_extraction	2001	0.00167502891061	0.053050397878	0.0335005782122	8.8860950165e-05
[a-bigrams]information_extraction	2002	0.00184322533198	0.00988467874794	0.0110593519919	1.82196902666e-05
[a-bigrams]information_extraction	2003	0.00197610951046	0.033426183844	0.0474266282511	6.60537997927e-05
[a-bigrams]information_extraction	2004	0.00210677732471	0.043137254902	0.0926982022871	9.08805904775e-05
[a-bigrams]information_extraction	2005	0.00213985175312	0.075422626788	0.124111401681	0.000161393240157