MICE-P: end-to-end retrieval matching cross-encoder effectiveness with late-interaction throughput

_reachsumit · x · 2026-10-26

arXiv paper (2610.31932) introduces MICE-P, the first end-to-end retrieval pipeline for the MICE architecture, which indexes MICE's contextualized document token representations with PLAID. MICE had cross-encoder-like effectiveness via document-side pre-computation but lacked a practical storage scheme. In controlled comparisons training MICE, ColBERT and cross-encoders under matched conditions with the Ettin Family, MICE-P matches late-interaction retrieval throughput while retaining cross-encoder effectiveness, defining a new efficiency-effectiveness trade-off class. Code released.

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