相似度

The political opinions of spouses correlate more closely than their heights.

配偶之间政治观点上的相似度要大于他们身高的相似程度。

Similarity is obviously not the only factor that determines a successful relationship.

相似度明显不是决定一段成功关系的唯一因素。

Similarity function and the formula of similarity degree.

相似功能及相似度计算公式。

At last use the cosine function computing the similar degree, and implement the spam filtering.

当接收到新邮件，根据向量模型和相关加权方法提取邮件向量，利用余弦函数计算两向量相似度。

Traditional collaborative filtering algorithm is a weighted average prediction algorithm based on nearest neighbors´ratings.

传统协同过滤算法最后的预测值是用户最近邻评价的加权平均值，过于强调相似度的作用。