math.PR 2502.16370

Entropic Selection Principle for Monge's Optimal Transport

Establishes the unique support structure of the entropic optimal transport plan in high dimensions with Euclidean cost, supported on transport rays, via relative entropy minimization.

Shrey Aryan, Promit Ghosal

2025-02-23 74
cs.IR 2502.14822

A Survey of Model Architectures in Information Retrieval

This paper reviews the evolution of IR architectures, emphasizing transformer-based models and large language models, with performance metrics like nDCG@10 reaching 0.45 on MS MARCO.

Zhichao Xu, Fengran Mo, Zhiqi Huang et al.

2025-02-21 41