商品域 | 用户数 | 商品数 | 评分 | 稠密度(%) |
Android | 848 | 4016 | 35831 | 0.2% |
Toy | 5330 | 40029 | 0.27% | |
Movie | 990 | 2134 | 258776 | 3.05% |
Book | 5334 | 197328 | 0.9% | |
Movie | 797 | 3498 | 287951 | 2.57% |
Music | 7498 | 258765 | 1.03% | |
Book | 1107 | 7812 | 177222 | 0.49% |
Music | 7324 | 205100 | 0.6% |