归档 2014年6月7日

谷本相似度和谷本距离

Various forms of functions described as Tanimoto similarity and Tanimoto distance occur in the literature and on the Internet. Most of these are synonyms for Jaccard similarity and Jaccard distance, but some are mathematically different. Many sources[3] cite an ...

继续阅读

推荐系统评测—推荐系统评估策略,经典评测方法

Evaluation of Recommender Systems -- Recommender systems evaluation strategies, classic evaluation metrics

推荐系统评测—系统评估策略,经典评测方法

The evaluation in the recommender systems domain might be done utilizing several principal approaches, namely, off-line experiment, user studies and online experiments. Selecting the evaluation strategy ...

继续阅读

昨天

明天

归档