WIDM'04 - Session 7: User Interfaces and Services User Evaluation of the NASA Technical Report Server Recommendation Service Michael L. Nelson Johan Bollen JoAnne R. Calhoun Calvin E. Mackey A Web Interface to Image-based Concurrent Markup using Image Maps Jerzy W. Jaromczyk Miroslaw Kowaluk Neil Moore Return to WIDM'04 Sessions ©2005 Association for Computing Machinery