Name and Artist

/**
         * Compute levenshtein distance between components of video title
         * to get artist and track name.
         */
        underscore.each(queryResult.playlistItems, function (item) {
            var freqName = item.freq.name;
            var wordList = item.title.split('-');
            wordList = underscore.map(wordList, function (word) {
                return underscore.string.trim(word);
            });
            var firstPart = {dist: underscore.string.levenshtein(wordList[0], freqName), str: wordList[0]};
            var secondPart = {dist: underscore.string.levenshtein(wordList[1], freqName), str: wordList[1]};
            var trackName = firstPart.dist > secondPart.dist && firstPart || secondPart;
            var trackArtist = firstPart.dist < secondPart.dist && firstPart || secondPart;
            item.track = {title: trackName.str, artist: trackArtist.str, length: 200};
        });