RIDE'04 - Service Description and Matchmaking Resolution and Constraint Propagation for Semantic Web Services Discovery Salima Benbernou Etienne Canaud Mohand-Said Hacid Farouk Toumani PYRAMID-S: A Scalable Infrastructure for Semantic Web Service Publication and Discovery Thomi Pilioura Georgios-Dimitrios Kapos Aphrodite Tsalgatidou A Constraint Language Approach to Matchmaking Chuang Liu Ian Foster Return to RIDE'04 Sessions ©2005 Association for Computing Machinery