音乐评分的作品也告诉的故事。
在研究中，研究者给了受试者各种令人沮丧的情况，让他们把愤怒的音乐与欢快或轻松的音乐进行比较，给愤怒的音乐评分。
In the study, consumers were presented with various frustrating situations and asked to rate angry music, compared to joyful or relaxing music.
track1 ：学习预测用户对音乐条目的评分。
Track1: Learning to predict users' ratings of musical items.
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