works on

From the 1 of 5 linked papers with an AI index.

collaborators

5 papers

cs.IR2026

User Preference Induction with LLMs for Offline Top-N Recommendation Evaluation

David Otero, Javier Parapar

The paper introduces a framework that uses large language models to create textual user profiles and to judge the relevance of items without existing feedback, thereby expanding of…

cs.IR2026

Hybrid Pooling with LLMs via Relevance Context Learning

David Otero, Javier Parapar

High-quality relevance judgements over large query sets are essential for evaluating Information Retrieval (IR) systems, yet manual annotation remains costly and time-consuming. La…

cs.IR2026

LLM-Assisted Pseudo-Relevance Feedback

David Otero, Javier Parapar

Query expansion is a long-standing technique to mitigate vocabulary mismatch in ad hoc Information Retrieval. Pseudo-relevance feedback methods, such as RM3, estimate an expanded q…

cs.IR2025

Limitations of Automatic Relevance Assessments with Large Language Models for Fair and Reliable Retrieval Evaluation

David Otero, Javier Parapar, Álvaro Barreiro

Offline evaluation of search systems depends on test collections. These benchmarks provide the researchers with a corpus of documents, topics and relevance judgements indicating wh…

cs.IR2025

Towards Reliable Testing for Multiple Information Retrieval System Comparisons

David Otero, Javier Parapar, Álvaro Barreiro

Null Hypothesis Significance Testing is the \textit{de facto} tool for assessing effectiveness differences between Information Retrieval systems. Researchers use statistical tests…