2 papers
cs.GT2026
Robust Lottery Compression for Metric Voting: A Transfer Principle for Bounded Randomness
Jianhao Jia, Bo Peng
We study metric distortion in randomized social choice under bounded randomness: on every preference profile, the voting rule must deterministically identify a multiset of cand…
cs.IR2026
Covering the Unseen: Information Demand Coverage Optimization for Retrieval-Augmented Generation
Bingxue Zhang, Jianying Jia, Feida Zhu
Retrieval-augmented generation (RAG) typically treats context selection as ranking chunks against a single query embedding. This assumption breaks down for complex queries, such as…