A Study of the Adequacy of User and Indexing Vocabularies in Natural Language Queries to a MeSH-indexed Health Gateway

Indexing Vocabularies in Natural Language Queries to a MeSH-Indexed Health Gateway N. Grabar, M.Sc.,' P. Zweigenbaum, Ph.D.,' L. Soualmia, M.Sc.,2,3 S.J. Darmoni, M.D., Ph.D.2 {ngr,pz}@biomath.jussieu.fr, {1ina.soualmia,stefan.darmoni}chu-rouen.-fr ' DIAMSTIM, DSI, Paris Hospitals, Dpt Biomath6matiques, U. Paris 6, Paris, France 2 Computer and Networks Department, Rouen University Hospital, Rouen, France I Perception, Information and Systems Lab, National Institute of Applied Sciences, Rouen