2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/116857With the explosive growth of accessible information, expecially on the Internet, evaluation-based filtering has become a crucial task. Various systems have been devised aiming to sort through large volumes of information and select what is likely to be more relevant. In this letter we analyse a new ranking method, where the reputation of information providers is determined self-consistently.10 pages, 3 figures. Accepted for publication on Europhysics LettersData Analysis, Statistics and ProbabilityInformation RetrievalPhysics and Societytext