For cross-domain sequential recommendation, restricting transformer attention to intra-domain items plus TAPE and DDSR cross-domain state mechanisms improves retrieval on Amazon 5-domain data over HSTU baselines.
In Proceedings of the 41st International Conference on Machine Learning
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Efficient Large-Scale Cross-Domain Sequential Recommendation with Dynamic State Representations
For cross-domain sequential recommendation, restricting transformer attention to intra-domain items plus TAPE and DDSR cross-domain state mechanisms improves retrieval on Amazon 5-domain data over HSTU baselines.