基于分段用户群与时间上下文的旅游景点推荐模型研究*
郑淞尹,谈国新,史中超

Recommending Tourism Attractions Based on Segmented User Groups and Time Contexts
Zheng Songyin,Tan Guoxin,Shi Zhongchao
表6 SPT算法在Top-N不同取值时的性能比较
Table 6 Performance of SPT Algorithm with Different Top-N
Top-N 准确率(%) 召回率(%) 覆盖率(%) 平均流行度
5 54.85 38.61 49.02 3.993 657
10 43.38 61.08 64.71 3.831 839
15 35.29 74.53 80.39 3.707 977
20 29.41 82.82 92.16 3.576 896
25 28.20 78.88 100.00 3.421 675