召回 & 召回算法
recall
what's the meaning of recall in programming
https://stackoverflow.com/questions/14117997/what-does-recall-mean-in-machine-learning
https://en.wikipedia.org/wiki/Precision_and_recall
精確率和召回率
編程-召回 API
數據分析,大數據處理
https://zhuanlan.zhihu.com/p/139256086