Anxo Perez

IRLab, CITIC, Universidade da Coruña

Papers on Lattice

Total citations

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Eval Frameworks & Benchmarks (2)Open-Source Models & Weights (1)Recommendation & Information Retrieval (1)Natural Language Processing (1)

Frequent co-authors

Javier Parapar (2)Jorge Gab'in (1)Jorge Gabín (1)Eliseo Bao (1)Anxo Pérez (1)Xi Wang (1)

Papers (2)

May 26, 2026

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

Naive RAG evaluations can be misleading: topic sampling significantly impacts observed position effects, and idealized setups often fail to reflect real-world performance.

Jorge Gab'in, Jorge Gabín, Anxo Perez +1

Eval Frameworks & Benchmarks Open-Source Models & Weights Recommendation & Information Retrieval

Mar 3, 2026

Mar 3, 2026·also * Authors with equal contributions, HKUST, Sheffield

Eval4Sim: An Evaluation Framework for Persona Simulation

Stop trusting LLM-as-a-judge for persona simulation: Eval4Sim offers a grounded alternative by benchmarking against human conversational patterns across adherence, consistency and naturalness.

Eliseo Bao, Anxo Perez, Anxo Pérez +2

Eval Frameworks & Benchmarks Natural Language Processing

Anxo Perez

Research focus

Frequent co-authors

Papers (2)

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Anxo Perez

Research focus

Frequent co-authors

Papers (2)