By Alistair Moffat (auth.), Rafael E. Banchs, Fabrizio Silvestri, Tie-Yan Liu, Min Zhang, Sheng Gao, Jun Lang (eds.)
This publication constitutes the refereed court cases of the ninth details Retrieval Societies convention, AIRS 2013, held in Singapore, in December 2013. The 27 complete papers and 18 poster displays incorporated during this quantity have been conscientiously reviewed and chosen from 109 submissions. they're equipped within the following topical sections: IR concept, modeling and question processing; clustering, class and detection; ordinary language processing for IR; social networks, user-centered experiences and personalization and applications.