Showing cs.CLShow all
3 papers · 1 filter
cs.CL2026
A Navigational Approach for Comprehensive RAG via Traversal over Proposition Graphs
Maxime Delmas, Lei Xu, André Freitas
Standard RAG pipelines based on chunking excel at simple factual retrieval but fail on complex multi-hop queries due to a lack of structural connectivity. Conversely, initial strat…
cs.CL2025
Efficient Adaptive Rejection Sampling for Accelerating Speculative Decoding in Large Language Models
Chendong Sun, Ali Mao, Lei Xu +1
Speculative Decoding is a prominent technique for accelerating the autoregressive inference of large language models (LLMs) by employing a fast draft model to propose candidate tok…
cs.CL2025
Adaptive LLM-Symbolic Reasoning via Dynamic Logical Solver Composition
Lei Xu, Pierre Beckmann, Marco Valentino +1
Neuro-symbolic NLP methods aim to leverage the complementary strengths of large language models and formal logical solvers. However, current approaches are mostly static in nature,…