collaborators

17 papers

cs.IR2026

Autonomous Information Seeking: A Roadmap for Agentic Recommender Systems

Xinyu Lin, Yashar Deldjoo, Sunhao Dai +7

The rapid integration of large language model-based agents into recommender systems has driven a shift from static, ranking-based pipelines toward autonomous and interactive system…

cs.IR2026

The Future is Agentic: Definitions, Perspectives, and Open Challenges of Multi-Agent Recommender Systems

Reza Yousefi Maragheh, Yashar Deldjoo

Large language models (LLMs) are evolving from passive text generators into agentic systems that can plan, maintain state, invoke tools, and coordinate with other agents. This pers…

cs.AI2026

Collab-REC: An LLM-based Agentic Framework for Balancing Recommendations in Tourism

Ashmi Banerjee, Adithi Satish, Fitri Nur Aisyah +3

We propose COLLAB-REC, a multi-agent framework designed to counteract popularity bias and improve diversity in tourism recommendations. In our setup, three LLM-based agents(Persona…

cs.IR2026

RAG-VisualRec: An Open Resource for Vision- and Text-Enhanced Retrieval-Augmented Generation in Recommendation

Ali Tourani, Fatemeh Nazary, Yashar Deldjoo

This paper addresses the challenge of building multimodal recommender systems for the movie domain, where sparse item metadata (e.g., title and genres) can limit retrieval quality…

cs.IR2025

Music Recommendation with Large Language Models: Challenges, Opportunities, and Evaluation

Elena V. Epure, Yashar Deldjoo, Bruno Sguerra +2

Music Recommender Systems (MRSs) have long relied on an information retrieval framing, where progress is measured mainly through accuracy on retrieval-oriented subtasks. While effe…

cs.IR2025

ViLLA-MMBench: A Unified Benchmark Suite for LLM-Augmented Multimodal Movie Recommendation

Fatemeh Nazary, Ali Tourani, Yashar Deldjoo +1

Recommending long-form video content demands joint modeling of visual, audio, and textual modalities, yet most benchmarks address only raw features or narrow fusion. We present ViL…