Xianyu Technology
May 10, 2018 · Artificial Intelligence
Mercari Price Prediction Using TFIDF, GRU, and Ensemble Models
By converting Mercari’s product titles, descriptions, and categorical data into TF‑IDF vectors and embeddings, training MLP and GRU networks, and ensembling them with weighted averaging, the authors achieve a 0.3873 RMSLE—matching the competition’s top score—and demonstrate the power of text‑only price prediction for C2C marketplaces.
GRUMachine LearningTFIDF
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