William S. Yerazunis

MERL Research / Technical Staff
Senior Principal Member Research Staff
Ph.D., Rensselaer Polytechnic Institute, 1987

Phone: (617) 621-7530
Email:

Bill has worked in numerous fields, including parallel computation, SETI, jet engine production, real-time signal processing, expert systems, pattern recognition, text classification, wireless power, and meta-materials. He is the author of the CRM114 spam filter, and has appeared as a continuing character in educational science television, and was voted one of the 50 most important people in computer network security by Network World magazine.

Research Areas:

   Data Analytics
   Artificial Intelligence
   Digital Communications

Publications:

        

	Wang, B.; Yerazunis, W.; Teo, K.H., “Wireless Power Transfer: Metamaterials and Array of Coupled Resonators”, Proceedings of the IEEE, ISSN: 0018-2919, Issue 99, pp. 1-10, March 2013 (IEEE Xplore)
	Yerazunis, W.; Wang, B.; Teo, K.H., “Power Delivery Optimization for a Mobile Power Transfer System based on Resonator Arrays”, IEEE International Symposium on Antennas & Propagation (ISAP), October 2012 (IEEE Xplore, TR2012-085)
	Wang, B.; Teo, K.H.; Nichino, T.; Yerazunis, W.; Barnwell, J.; Zhang, J., “Experiments on Wireless Power Transfer with Metamaterials”, Applied Physics Letters, DOI: 10.1063/1.3601927, Vol. 98, Issue 25, pp. 254101-254101-3, June 2011 (IEEE Xplore, TR2011-048)
	Wang, B.; Teo, K.H.; Nishino, T.; Yerazunis, W.; Barnwell, J.; Zhang, J., “Wireless Power Transfer with Metamaterials”, European Conference on Antennas and Propagation (EuCAP), pp. 3905-3908, April 2011 (IEEE Xplore, TR2011-052)
	Yerazunis, W.S.; Kato, M.; Kori, M.; Shibata, H.; Hackenberg, K., “Keeping the Good Stuff In: Confidential Information Firewalling with the CRM114 Spam Filter & Text Classifier”, Black Hat Technical Security Conference, July 2010 (Black Hat USA 2010, TR2010-064)
	Shibata, H.; Kato, M.; Kori, M.; Yerazunis, W., “An Automatic Training Data Collection Method for Confidential E-mail Detection”, The Forum on Data Engineering and Information Management (DEIM), February 2010 (DEIM 2010, TR2010-065)
	Slater, C.; Cleary, J.; McGraw, C.M.; Yerazunis, W.S.; Lau, K.T.; Diamond, D., “Autonomous Field-deployable Device for the Measurement of Phosphate in Natural Water”, SPIE Advanced Environmental, Chemical and Biological Sensing Technologies, Vol. 6755, September 2007 (SPIE Publications, TR2007-105)
	McGuire, M.; Matusik, W.; Yerazunis, W., “Practical, Real-time Studio Matting using Dual Imagers”, Eurographics Symposium on Rendering (EGSR), June 2006 (EGSR 2006, TR2006-062)
	Lau, K.-T.; Yerazunis, W.S.; Shepherd, R.L.; Diamond, D., “Quantitative Colorimetric Analysis of Dye Mixtures Using an Optical Photometer Based on LED Array”, Sensors and Actuators B: Chemical, Volume 114, Issue 2, pp. 819-825, April 2006 (ScienceDirect, TR2005-124)
	Assis, F.; Yerazunis, W.; Siefkes, C.; Chhabra, S., “CRM114 versus Mr. X: CRM114 Notes for the TREC 2005 Spam Track”, NIST Text REtrieval Conference (TREC), November 2005 (TREC 2005, TR2005-162)
	Dietz, P.H.; Harsham, B.; Forlines, C.; Leigh, D.; Yerazunis, W.; Shipman, S.; Schmidt-Nielsen, B.; Ryall, K., “DT Controls: Adding Identity to Physical Interfaces”, ACM Symposium on User Interface Software and Technology (UIST), ISBN: 1-59593-271-2, pp. 245-252, October 2005 (ACM Press, TR2005-069)
	Yerazunis, W.S.; Chhabra, S.; Siefkes, C.; Assis, F.; Gunopulos, D., “A Unified Model of Spam Filtration”, MIT Spam Conference, January 2005 (MIT Spam Conference 2005, TR2005-085)
	Lee, J.C.; Dietz, P.H.; Leigh, D.; Yerazunis, W.S.; Hudson, S.E., “Haptic Pen: A Tactile Feedback Stylus for Touch Screens”, ACM Symposium on User Interface Software and Technology (UIST), ISBN: 1-58113-957-8, pp. 291-294, October 2004 (ACM Press, TR2004-133)
	Siefkes, C.; Assis, F.; Chhabra, S.; Yerazunis, W.S., “Combining Winnow and Orthogonal Sparse Bigrams for Incremental Spam Filtering”, European Conference on Machine Learning (ECML) / European Conference on Principles and Practice of Knowledge Discovery in Databases (PKDD), September 2004 (ECML/PKDD 2004)
	Lau, K.T.; Baldwin, S.; Shepherd, R.L.; Dietz, P.H.; Yerazunis, W.S.; Diamond, D., “Novel Fused-LEDs Devices as Optical Sensors for Colorimetric Analysis”, Talanta, Vol. 63, Issue 1, pp. 167-173, May 2004 (Talanta, TR2003-150)
	Yerazunis, W.S., “The Spam-Filtering Accuracy Plateau at 99.9% Accuracy and How to Get Past It”, MIT Spam Conference, January 2004 (TR2004-091)
	Raskar, R.; van Baar, J.; Beardsley, P.A.; Forlines, C.; Dietz, P.H.; Esenther, A.W.; Leigh, D.L.; Ryall, K.; Shen, C.; Shipman, S.E.; Yerazunis, W.S., “Intelligent Clusters and Collaborative Projector-based Displays”, NSF Workshop on Collaborative Virtual Reality and Visualization (CVRV), October 2003 (NSF Workshop on Collaborative Virtual Reality and Visualization, TR2003-086)
	Dietz, P.H.; Yerazunis, W.S.; Leigh, D.L., “Very Low Cost Sensing and Communication Using Bidirectional LEDS”, International Conference on Ubiquitous Computing (UbiComp), October 2003 (UbiComp 2003, TR2003-035)
	Yerazunis, W.S., “Sparse Binary Polynomial Hashing and the CRM114 Discriminator”, MIT Spam Conference, January 2003 (MIT Spam Conference)
	Dietz, P.H.; Leigh, D.L.; Yerazunis, W.S., “Wireless Liquid Level Sensing for Restaurant Applications”, IEEE Sensors, Vol. 1, pp. 715-720, June 2002 (IEEE Xplore, TR2002-021)
	Yerazunis, W.S.; Carbone, M., “Privacy-Enhanced Displays by Time-Masking Images”, Australian Conference on Computer-Human Interaction (OzCHI), November 2001 (OzCHI 2001, TR2002-011)
	Dietz, P.H.; Yerazunis, W.S., “Real-Time Audio Buffering for Telephone Applications”, ACM Symposium on User Interface Software and Technology (UIST), ISBN: 1-58113-438-X, pps 193-194, November 2001 (Proc ACM Press)
	Yerazunis, W.S.; Leigh, D.L.; Freeman, W.T.; Bardsley, R.S., “An Inexpensive, All Solid-State Video and Data Recorder for Accident Reconstruction”, SAE International Congress and Exposition, 10-1299, March 1999 (TR1999-029)
	Freeman, W.T.; Anderson, D.B.; Beardsley, P.A.; Dodge, C.N.; Roth, M.; Weissman, C.D.; Yerazunis, W.S.; Kage, H.; Kyuma, K.; Miyake, Y.; Tanaka, K., “Computer Vision for Interactive Computer Graphics”, IEEE Computer Graphics and Applications, Vol. 18, Issue 3, pp. 42-53, May-June 1998 (IEEE Computer Graphics and Applications, TR1999-002)