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Contact
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Department of Computer Science
Rensselaer Polytechnic Institute
110 8th Street
Troy, NY 12180-3590
USA
Email: 
Links: Short bio,
CV in PDF format 
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Research Interests
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Vessel extraction in medical images, initialization for image registration,
uncertainty and constraints in image registration, range data registration,
and automatic evaluation of registration results.
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Currently, I work with professor
Chuck Stewart in the
Computer Vision Group
at the Department of Computer Science
at RPI.
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Education
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Rensselaer Polytechnic Institute
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Troy, NY
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Doctor of Philosophy, Computer Science
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Summer 2008 (expected)
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Master of Science, Computer Science
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May 2006
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Union College
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Schenectady, NY
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Master of Science, Electrical Engineering
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June 2001
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Czech Technical University
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Prague, Czech Republic
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Electrical Engineering (Undergraduate Student)
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1996 - 1998, 1999 - 2000
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Union College
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Schenectady, NY
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Electrical Engineering (Exchange Student)
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1998 - 1999
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Industrial and Academic Experience
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Rensselaer Polytechnic Institute, Department of Computer Science
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Troy, NY
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Research Assistant
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2003 - present
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Conducted cutting edge research in the areas of retinal vessel extraction, uncertainty in point and image registration, multimodal and illumination invariant keypoint descriptors, and location recognition for navigation in the human body.
Supervised undergraduate research students.
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Rensselaer Polytechnic Institute, Department of Computer Science
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Troy, NY
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Teaching Assistant
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2001 - 2005 (4 semesters)
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Led labs of 60 students in 2 groups; graded and designed homework assignments, projects, and exams; held office hours; supervised exams; and provided help outside the class.
Served as a master TA the last semester.
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SIEMENS Corporate Research, Department of Intelligent Vision and Reasoning
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Princeton, NJ
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Temporary Technical Employee
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Jan. 2004 - Aug. 2004
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Designed, analyzed, validated, and maintained algorithms for automatic composing of Magnetic Resonance Images and
Angiograms. Supervised an undergraduate intern.
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Union College, Department of Electrical Engineering
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Schenectady, NY
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Union College, Department of Electrical Engineering
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2000 - 2001
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Tutored students; provided guidance on assignments; held review sessions; and helped students to master the coursework
material. Computer assistant in the Curricular Support group.
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Computer Vision Expertise
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Registration: Robust and automatic feature based registration
in the presence of physical and illumination changes, noise,
outliers, occlusions and missing structure; uncertainty
modeling for correspondence estimation; transformation
parameter covariance estimation; statistical models in image registration; multiresolution techniques;
piecewise affine deformable registration models. %; Computer aided diagnosis (CAD).
Matching: Initialization of registration algorithms and feature analysis;
keypoint detectors, descriptors and matching; feature extraction and scale
space.
Segmentation: Matched filtering and intensity
Hessian based methods for the detection of linear features; vessel centerline
extraction; efficient vessel tracing.
Recognition: Location recognition, initialization of registration, automatic alignment verification.
Data: Experience with range data (LIDAR), visible spectrum and infra red (IR) imagery,
computed tomography (CT), magnetic resonance (MR) images and
angiograms (MRA).
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Software Development Skills
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Expert in C/C++ (multi-platform and compiler independent
development) with strong debugging and optimization skills;
proficient in Matlab (optimization, statistics, symbolic math and image
processing toolboxes, object oriented programming, vectorized
code).
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Skilled in integration with software libraries: Computer Vision
Libraries, VXL (since 2001), Insight
Toolkit, ITK (since 2004), Visualization
Toolkit, VTK (since 2006), Fast Light Toolkit, FLTK (since 2007),
RPI CS Computer Vision codebase (400k+ lines, C++; Administrator since
2001).
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Working knowledge of software engineering and collaborative product development of large projects,
Concurrent Versions System (CVS), MS Visual SourceSafe, regression testing, nightly
builds.
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Familiar with scripting languages Perl, PhP, Bash.
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Professional Activities
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Referee and Reviewer
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IEEE Transactions on Medical Imaging (TMI)
IEEE Transactions on Image Processing (TIP)
Medical Image Analysis (MedIA) (Co-Referee)
IEEE Transactions on Biomedical Engineering (TBE)
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Program Committee Member
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European Conference on Computer Vision (ECCV), 2008
International Conference on Medical Image Computing and Computer-Assisted Intervention (MICCAI), 2008
IEEE Conference on Advanced Video and Signal based Surveillance (AVSS), 2008
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Co-Referee
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IEEE Computer Vision and Pattern Recognition (CVPR), 2008, 2007, 2006
European Conference on Computer Vision (ECCV), 2006
International Conference on Computer Vision (ICCV), 2005
International Conference on 3-D Digital Imaging and Modeling (3DIM), 2007
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Graduate Student Member
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Institute of Electrical and Electronic Engineers (IEEE).
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Publications and Research
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Please see a separate page dedicated to publications
and research projects.
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