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cs.IR2025
A Large-Scale Web Search Dataset for Federated Online Learning to Rank
Marcel Gregoriadis, Jingwei Kang, Johan Pouwelse
The centralized collection of search interaction logs for training ranking models raises significant privacy concerns. Federated Online Learning to Rank (FOLTR) offers a privacy-pr…
cs.IR2024
De-DSI: Decentralised Differentiable Search Index
Petru Neague, Marcel Gregoriadis, Johan Pouwelse
This study introduces De-DSI, a novel framework that fuses large language models (LLMs) with genuine decentralization for information retrieval, particularly employing the differen…