International Journal of Intelligent Systems
Volume 23, Issue 12 December 2008
Special Issue on Aggregation Operators for Information Systems

E. Herrera-Viedma, G. Pasi (Eds.)

Table of Contents

Guest editorial: Special issue on "aggregation operators for information systems"
Enrique Herrera-Viedma, Gabriella Pasi
p. 1221-1222

Web retrieval: Techniques for the aggregation and selection of queries and answers
David Nettleton, Ricardo Baeza-Yates
p. 1223-1234

Applying aggregation operators for information access systems: An application in digital libraries
Enrique Herrera-Viedma, Javier López Gijón, Sergio Alonso, Josefina Vílchez, Concha García, Luis Villén, Antonio Gabriel López-Herrera
p. 1235-1250

Empirical assessment of a collaborative filtering algorithm based on OWA operators
Miguel-Angel Sicilia, Elena García-Barriocanal, Salvador Sánchez-Alonso
p. 1251-1263

A flexible model for the evaluation of soft conditional preferences in fuzzy databases
Gloria Bordogna, Gabriella Pasi
p. 1264-1281

Ontological support for a measurement and evaluation framework
Luis Olsina, Fernanda Papa, Hernán Molina
p. 1282-1300