Research Article
Analyzing the Quality of Business English Teaching Using Multimedia Data Mining
Table 2
tianchi_mobile_recommend_train_item.
| | Field | Field description | Extraction description |
| | Itemid | Commodity identification | Sampling and field desensitization | | item_geohash | The spatial identification of the location of a commodity can be empty | Generated by a secrecy algorithm | | Itemcategory | Commodity classification label | Field desensitization |
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