vtomiris

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 {

vtomiris

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

vtomiris

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

vtomiris

import sys
 
 
class ItemMeanData(object):
    def __init__(self):
        self.global_sum = 0
        self.global_count = 0
        self.item_sums = {}
        self.item_counts = {}
 

vtomiris

/**
 * 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';