World Class Team

Dr. Charles Stewart, Chief Executive Officer and Chief Scientist

Dr. Stewart is the founder of DualAlign™ LLC and a professor in the Department of Computer Science at Rensselaer Polytechnic Institute in Troy, New York. Dr. Stewart earned his PhD at the University of Wisconsin in the Computer Sciences Department and his bachelor's degree in Mathematics at Williams College. He has published over 50 papers in the fields of computer vision and medical image analysis and been awarded four patents. In 1999, together with a student and a colleague, his paper was chosen from over 500 national and international submissions to win the Best Paper Award at the IEEE Conf. on Computer Vision and Pattern Recognition. Dr. Stewart has graduated 11 PhD students, many of whom have gone on to academic and industrial leadership positions. Dr. Stewart has also led the development of a number of computer vision software projects, including an industrial inspection system, a retinal image analysis system, and the Dual-Bootstrap algorithm.

Dr. Gehua Yang, Senior Research Scientist

Gehua Yang received the BS degree in Applied Mathematics from South China University of Technology in 2000, the MS degree in Applied Mathematics from Rensselaer Polytechnic Institute in 2002, and the PhD degree in Computer Science at Rensselaer Polytechnic Institute in June 2007. Focusing on medical imaging and computer vision, his publications include one paper on retinal image mosaicing and two papers on a fully automatic general-purpose image registration algorithm. The binary executable of the latter has been downloaded more than 1,800 times and has been applied to a wide variety of imagery. Dr. Yang's most-recent work is on locating the camera position with respect to a 3d world model in the presence of appearance changes and occlusions.

Dr. Greg Hughes, Director

Dr. Hughes serves as Professor of Information Technology and Web Science at Rensselaer Polytechnic Institute. He was the Vice Provost of Information Technology at Rensselaer from its formation in January 1998. He received a bachelor's degree in chemical engineering from Rensselaer in 1967 and a Ph.D. in chemical engineering from Princeton in 1972.

Prior to joining the faculty of Rensselaer, Dr. Hughes spent 26 years at AT&T and its successor Lucent Technologies. He served in a number of capacities, most notably as Vice President for International Services and Program Management, President of the Transmission Systems Business, President of the Network Cable Systems Business and Vice President of the Microelectronics Interconnection Business. During AT&T's globalization, Mr. Hughes led Network Systems businesses in over 25 countries. Dr. Hughes received the Malcolm Baldrige National Quality Award from President Bush in 1992 as President of AT&T's Transmission Systems Business.

He served as a member of the Board of Trustees of Rensselaer from 1990-1997, and is currently a member of the Board of Directors of Raritan, Inc., Taconic, Inc. and Blue Slate Solutions, LLC.

Don McMurtry, Director

Don McMurtry has a Bachelor of Science in Interdisciplinary Science from Rensselaer Polytechnic Institute in Troy, New York. Don's sales and marketing career included eight years as Vice President of Sales at Research In Motion from where he retired in 2006. Don lives in Waterloo, Ontario.