Baidu Waimai Technology Team
Jun 27, 2017 · Artificial Intelligence
Detecting Low‑Quality New Users in Food Delivery with a GBDT + LR Model
The article describes a data‑driven approach for identifying low‑value new users in a food‑delivery platform by labeling 7‑day repeat‑purchase behavior, extracting order, behavior, merchant and user features, and training a combined Gradient Boosted Decision Tree and Logistic Regression model to improve fraud detection and merchant penalty decisions.
AIFood DeliveryGBDT
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