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/** | |
* Chrome-Last.fm-Scrobbler - Saavn.com Connector | |
* | |
* Author: Vikas Kumar [vikas@cs.umn.edu] | |
* Derived from Sitesh Shrivastava code on gaana.js | |
*/ | |
// DOM Nodes to keep track for song details | |
var SONG_TRACK_DOM = '#player-track-name'; | |
var SONG_ALBUM_DOM = '#player-album-name'; |
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import sys | |
class ItemMeanData(object): | |
def __init__(self): | |
self.global_sum = 0 | |
self.global_count = 0 | |
self.item_sums = {} | |
self.item_counts = {} | |
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import org.grouplens.lenskit.knn.item.* | |
import org.grouplens.lenskit.baseline.* | |
import org.grouplens.lenskit.transform.normalize.* | |
import org.grouplens.lenskit.eval.metrics.topn.*; | |
import org.grouplens.lenskit.ItemScorer | |
import org.grouplens.lenskit.baseline.ItemMeanRatingItemScorer | |
import org.grouplens.lenskit.core.Transient | |
import org.grouplens.lenskit.data.dao.EventDAO | |
import org.grouplens.lenskit.data.dao.UserDAO | |
import org.grouplens.lenskit.eval.data.traintest.QueryData |
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import org.grouplens.lenskit.knn.item.* | |
import org.grouplens.lenskit.baseline.* | |
import org.grouplens.lenskit.transform.normalize.* | |
import org.grouplens.lenskit.ItemScorer | |
import org.grouplens.lenskit.baseline.ItemMeanRatingItemScorer | |
import org.grouplens.lenskit.core.Transient | |
import org.grouplens.lenskit.data.dao.EventDAO | |
import org.grouplens.lenskit.data.dao.UserDAO | |
import org.grouplens.lenskit.eval.data.traintest.QueryData |
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import org.grouplens.lenskit.knn.item.* | |
import org.grouplens.lenskit.transform.normalize.* | |
import org.grouplens.lenskit.eval.metrics.topn.*; | |
trainTest { | |
dataset crossfold("ml-100k") { | |
source csvfile("ml-100k/u.data"){ // relative (or absolute) path to the dataset. In the current format, it assumes that you have a folder named "ml-100k" containing the "u.data" file | |
delimiter "\t" | |
domain { |