SU YUN YUN robinsu

Movies Recommendation:

MovieLens - Movie Recommendation Data Sets http://www.grouplens.org/node/73
Yahoo! - Movie, Music, and Images Ratings Data Sets http://webscope.sandbox.yahoo.com/catalog.php?datatype=r
Jester - Movie Ratings Data Sets (Collaborative Filtering Dataset) http://www.ieor.berkeley.edu/~goldberg/jester-data/
Cornell University - Movie-review data for use in sentiment-analysis experiments http://www.cs.cornell.edu/people/pabo/movie-review-data/

Music Recommendation:

	import os
	import requests
	import time
	from pprint import pprint


	def poll_job(s, redash_url, job):
	# TODO: add timeout
	while job['status'] not in (3,4):
	response = s.get('{}/api/jobs/{}'.format(redash_url, job['id']))

	import multiprocessing
	import pandas as pd
	import numpy as np

	def _apply_df(args):
	df, func, kwargs = args
	return df.apply(func, **kwargs)

	def apply_by_multiprocessing(df, func, **kwargs):
	workers = kwargs.pop('workers')

	"""Information Retrieval metrics

	Useful Resources:
	http://www.cs.utexas.edu/~mooney/ir-course/slides/Evaluation.ppt
	http://www.nii.ac.jp/TechReports/05-014E.pdf
	http://www.stanford.edu/class/cs276/handouts/EvaluationNew-handout-6-per.pdf
	http://hal.archives-ouvertes.fr/docs/00/72/67/60/PDF/07-busa-fekete.pdf
	Learning to Rank for Information Retrieval (Tie-Yan Liu)
	"""
	import numpy as np