1 citations · 1 across the 2 of their papers we have counts for
2 papers
cs.IR2025★ 1 cited
Hierarchical Lexical Graph for Enhanced Multi-Hop Retrieval
Abdellah Ghassel, Ian Robinson, Gabriel Tanase +6
Retrieval-Augmented Generation (RAG) grounds large language models in external evidence, yet it still falters when answers must be pieced together across semantically distant docum…
cs.CL2025
Detect, Explain, Escalate: Sustainable Dialogue Breakdown Management for LLM Agents
Abdellah Ghassel, Xianzhi Li, Xiaodan Zhu
Large Language Models (LLMs) have demonstrated substantial capabilities in conversational AI applications, yet their susceptibility to dialogue breakdowns poses significant challen…