@conference {14774, title = {Challenges in Measuring HPCS Learner Productivity in an Age of Ubiquitous Computing: The HPCS Program}, booktitle = {In Proceedings of ICSE Workshop on High Productivity Computing. May 2004}, year = {2004}, month = {2004///}, author = {Asgari, S. and Basili, Victor R. and Carver, J. and Hochstein, L. and Hollingsworth, Jeffrey K and Zelkowitz, Marvin V} }