Research Article
Analyzing the Quality of Business English Teaching Using Multimedia Data Mining
Table 1
Tianchi mobile recommend train user.
| Field | Field description | Extraction description |
| Userid | User identity | Sampling and field desensitization | Itemid | Commodity identification | Field desensitization | Behaviortype | User to commodity | ā | Type of behavior | Including browsing, collecting, adding a shopping cart, and buying, the corresponding values are 1, 2, 3, and 4, respectively | ā | Usergeohash | The spatial identity of the user location can be empty | Generated by the algorithm of latitude and longitude by secrecy | Itemcategory | Commodity classification label | Field desensitization | Time | Behavior time | Precision to an hourly level |
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