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structured-state-space

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State-space (S4) sequential recommender for next-item prediction: a from-scratch Structured State-Space kernel (DPLR/HiPPO, bilinear+ZOH, FFT long-conv) that beats a SASRec baseline (+11% Hit@10 / +14% NDCG@10) on Amazon Reviews under a leakage-free timestamp leave-one-out split.

  • Updated Jun 14, 2026
  • Python

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