collaborators

5 papers

cs.IR2026

Lost in the Evidence? Reproducing Document Position and Context Size Effects in RAG

Jorge Gabín, Anxo Perez, Javier Parapar

Retrieval-Augmented Generation (RAG) systems rely on retrieved documents being concatenated into a model's input context, making both document ordering and context size critical ye…

cs.CL2026

Learning Evidence of Depression Symptoms via Prompt Induction

Eliseo Bao, Anxo Perez, David Otero +1

Depression places substantial pressure on mental health services, and many people describe their experiences outside clinical settings in high-volume user-generated text (e.g., onl…

cs.CL2026

Eval4Sim: An Evaluation Framework for Persona Simulation

Eliseo Bao, Anxo Perez, Xi Wang +1

Large Language Model personas, explicit profiles specifying a user's attributes, preferences, and behavioural tendencies, are increasingly used to simulate human conversations for…

cs.CL2025

TalkDep: Clinically Grounded LLM Personas for Conversation-Centric Depression Screening

Xi Wang, Anxo Perez, Javier Parapar +1

The increasing demand for mental health services has outpaced the availability of real training data to develop clinical professionals, leading to limited support for the diagnosis…

cs.CL2025

ReDSM5: A Reddit Dataset for DSM-5 Depression Detection

Eliseo Bao, Anxo Pérez, Javier Parapar

Depression is a pervasive mental health condition that affects hundreds of millions of individuals worldwide, yet many cases remain undiagnosed due to barriers in traditional clini…