6 research outputs found
CLEF 15th Birthday: What Can We Learn From Ad Hoc Retrieval?Information Access Evaluation. Multilinguality, Multimodality, and Interaction
This paper reports the outcomes of a longitudinal study on
the CLEF Ad Hoc track in order to assess its impact on the effectiveness
of monolingual, bilingual and multilingual information access and
retrieval systems. Monolingual retrieval shows a positive trend, even if
the performance increase is not always steady from year to year; bilingual
retrieval has demonstrated higher improvements in recent years, probably
due to the better linguistic resources now available; and, multilingual
retrieval exhibits constant improvement and performances comparable to
bilingual (and, sometimes, even monolingual) ones