Kung-Hsiang Steeve Huang khuangaf
khuangaf
/ gist:873e90ad389d6d50ccc681699d09f538
Last active
February 16, 2018 03:27
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| from spotlight.factorization.implicit import ImplicitFactorizationModel | |
| implicit_model = ImplicitFactorizationModel() | |
| implicit_model.fit(implicit_interactions) | |
| implicit_model.predict(user_ids, item_ids=None) |
khuangaf
/ gist:15fcc733d764db142e4e4ad19557b9d2
Created
February 16, 2018 03:52
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| from spotlight.sequence.implicit import ImplicitSequenceModel | |
| sequential_interaction = implicit_interactions.to_sequence() | |
| implicit_sequence_model = ImplicitSequenceModel() | |
| implicit_sequence_model.fit(sequential_interaction) |
khuangaf
/ gist:951da4b42b6a753f5db7e7090b326fd9
Last active
February 16, 2018 10:59
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| from gensim.models import Word2Vec | |
| model = Word2Vec(item_list, size=50, window=5, min_count=5, workers=10, sg=0) | |
| model.wv.save_word2vec_format('data/item_vectors.txt') |
khuangaf
/ gist:e72acfc1ba28808c37b819cd7abcc363
Created
February 16, 2018 11:01
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| item_index = { str(i):i for i in range(931)} | |
| embeddings_index={} | |
| f = open( 'data/item_vectors.txt') | |
| for line in f: | |
| values = line.split() | |
| word = values[0] | |
| coefs = np.asarray(values[1:], dtype='float32') | |
| embeddings_index[word] = coefs | |
| f.close() |
khuangaf
/ gist:c95515be04404a5bc09f72790aa9900e
Last active
February 16, 2018 11:07
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| maxlen = 75 | |
| output_size = y_train.shape[1] | |
| max_features= output_size | |
| embed_size = 50 | |
| input_size = (maxlen, 1,) | |
| def get_model(): | |
| global input_size, output_size | |
| inp = Input(shape=input_size) | |
| x = Embedding(max_features, embed_size)(inp) | |
| x = CuDNNGRU(50, return_sequences=True)(inp) |
khuangaf
/ gist:a7a925b533fdc635c50b9224f7cddff6
Created
June 12, 2018 05:37
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| # coding: utf-8 | |
| # In[1]: | |
| import cv2 | |
| import pandas as pd | |
| import numpy as np | |
| import os |
khuangaf
/ gist:a5b4655f69b686aaeadaabcea7b478e1
Created
August 22, 2018 12:44
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| from googleapiclient.discovery import build | |
| # developer keys for Youtube V3 API | |
| DEVELOPER_KEY = 'YOUR_API_KEY' | |
| YOUTUBE_API_SERVICE_NAME = "youtube" | |
| YOUTUBE_API_VERSION = "v3" | |
| # creating youtube resource object for interacting with api | |
| youtube = build(YOUTUBE_API_SERVICE_NAME, | |
| YOUTUBE_API_VERSION, |
khuangaf
/ gist:66a8cafc6b7675183944e793e0ebeca6
Created
August 22, 2018 12:49
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| def get_video_ids(playlist_id): | |
| """ | |
| Get the video ids given a playlist id. | |
| Parameters | |
| ---------- | |
| playlist_id : str | |
| A Youtube playlist id. (up to 50 results) | |
| Returns | |
| ------- | |
| video_ids: list(str) |
khuangaf
/ gist:0e6d3c9d55f7eb70e4de47951749eebe
Last active
August 22, 2018 12:55
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| def download_video(video_id, path="videos", verbose=True): | |
| """ | |
| Download the videos | |
| Parameters | |
| ---------- | |
| video_id : str | |
| A Youtube video id. | |
| path: str | |
| The directory which stores videos. |
khuangaf
/ gist:3aaa7100764a5ce23c509c77a6d97490
Created
August 22, 2018 12:58
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| def extract_audio(video_id,videos_dir, audios_dir): | |
| """ | |
| Download the videos | |
| Parameters | |
| ---------- | |
| video_id : str | |
| A Youtube video id. | |
| videos_dir: str | |
| The directory which stores videos. | |
| audios_dir: str |