Dr. Chen's expertise is in cybersecurity, knowledge management and business intelligence, digital library and search engines, medical informatics and security informatics, and data mining, text mining, and web mining.
Dr. Valerdi's expertise is in cost modeling, software cost estimation, harmonization of systems and software engineering, testing and evaluation of systems-of-systems, Department of Defense acquisition policy, process improvement methods, performance measurement, organizational assessment, enterprise transformation, human systems integration, system dynamics, and professionalization of systems engineering.
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