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Table II reports the performance comparison on two datasets.Ħħ
HiSeR consistently outperforms all baseline models on both Pet Supplies and Tools and Home Improvement, achieving the best results across all evaluation metrics.
Compared with ID-only sequential models, HiSeR benefits from incorporating semantic information from reviews.While review-based models also show competitive performance, they lack a unified mechanism to jointly model sequential behavior and textual semantics.
HiSeR addresses this limitation through a Hybrid Item Encoder and a Transformer-based Sequential Encoder, enabling effective modeling of both semantic signals and short- and long-term dependencies. |