Dr. Muralidhara Subbarao Profile

Dr. Muralidhara Subbarao

at Stony Brook Univ

SPIE Involvement:

Conference Program Committee | Author

Publications (34)

Proceedings Article | 14 September 2011

Completely localized and parallel iterative algorithms for shift-variant image deblurring

Shekhar Sastry, Murali Subbarao

Proc. SPIE. 8133, Dimensional Optical Metrology and Inspection for Practical Applications

KEYWORDS: Signal to noise ratio, Point spread functions, Cameras, Image processing, Image restoration, Image analysis, Inverse problems, Convolution, Algorithm development, Iterative methods

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 8 September 2010

Generating highly realistic 3D animation video with depth-of-field and motion blur effects

Karthik Sathyanarayana, Muralidhara Subbarao

Proc. SPIE. 7798, Applications of Digital Image Processing XXXIII

KEYWORDS: Point spread functions, Optical spheres, Cameras, Video, Computer simulations, 3D modeling, Monte Carlo methods, Motion models, Spherical lenses, 3D image processing

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 8 September 2010

Computationally efficient deblurring of shift-variant highly defocused images

Shekhar Sastry, Muralidhara Subbarao

Proc. SPIE. 7798, Applications of Digital Image Processing XXXIII

KEYWORDS: Point spread functions, Cameras, Image segmentation, Matrices, Image processing, Computer simulations, Convolution, Algorithm development, Process modeling, Algorithms

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 10 September 2009

New calibration technique for a novel stereo camera

Xue Tu, Muralidhara Subbarao

Proc. SPIE. 7432, Optical Inspection and Metrology for Non-Optics Industries

KEYWORDS: Mirrors, Imaging systems, Cameras, Calibration, Matrices, Digital cameras, Distortion, 3D modeling, Image sensors, Stereoscopic cameras

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 10 September 2009

Shift-variant image deblurring for machine vision: one-dimensional blur

Muralidhara Subbarao, Youn-sik Kang, Xue Tu

Proc. SPIE. 7432, Optical Inspection and Metrology for Non-Optics Industries

KEYWORDS: Mathematical modeling, Point spread functions, Cameras, Reliability, Inspection, Image restoration, Image analysis, Machine vision, Image filtering, Deconvolution

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 29 August 2008

Robust depth-from-defocus for autofocusing in the presence of image shifts

Younsik Kang, Xue Tu, Satyaki Dutta, Murali Subbarao

Proc. SPIE. 7066, Two- and Three-Dimensional Methods for Inspection and Metrology VI

KEYWORDS: Point spread functions, Cameras, Calibration, Digital cameras, Image analysis, Deconvolution, Convolution, Scanning tunneling microscopy, Ranging, Algorithms

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 26 September 2007

Depth and focused image recovery from defocused images for cameras operating in macro mode

Xue Tu, Youn-sik Kang, Murali Subbarao

Proc. SPIE. 6762, Two- and Three-Dimensional Methods for Inspection and Metrology V

KEYWORDS: Point spread functions, Cameras, Calibration, Image processing, Image restoration, Digital cameras, Image filtering, Convolution, Algorithm development, Scanning tunneling microscopy

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 12 October 2006

Depth-from-defocus: blur equalization technique

Tao Xian, Murali Subbarao

Proc. SPIE. 6382, Two- and Three-Dimensional Methods for Inspection and Metrology IV

KEYWORDS: Signal to noise ratio, Point spread functions, Switching, Imaging systems, Cameras, Sensors, Image filtering, Image enhancement, Convolution, Scanning tunneling microscopy

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 7 November 2005

Camera calibration and performance evaluation of depth from defocus (DFD)

Tao Xian, Murali Subbarao

Proc. SPIE. 6000, Two- and Three-Dimensional Methods for Inspection and Metrology III

KEYWORDS: Cameras, Sensors, Calibration, Digital cameras, Image sensors, Vignetting, Geometrical optics, Sensor calibration, Binary data, Polonium

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 7 November 2005

Performance evaluation of different depth from defocus (DFD) techniques

Tao Xian, Murali Subbarao

Proc. SPIE. 6000, Two- and Three-Dimensional Methods for Inspection and Metrology III

KEYWORDS: Signal to noise ratio, Imaging systems, Cameras, Sensors, Image processing, Head, Image sensors, Binary data, Scanning tunneling microscopy, Polonium

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 16 December 2004

New dynamic zoom calibration technique for a stereo-vision-based multiview 3D modeling system

Tao Xian, Soon-Yong Park, Murali Subbarao

Proc. SPIE. 5606, Two- and Three-Dimensional Vision Systems for Inspection, Control, and Metrology II

KEYWORDS: Imaging systems, Cameras, Calibration, Error analysis, 3D modeling, Stereoscopic cameras, Zoom lenses, Systems modeling, Content addressable memory, 3D image processing

Read Abstract +

DOWNLOAD PDF

SPIE Journal Paper | 1 July 2004

Vision system for fast 3-D model reconstruction

Huei-Yung Lin, Muralidhara Subbarao

OE Vol. 43 Issue 07

KEYWORDS: 3D modeling, Visual process modeling, 3D image processing, 3D acquisition, Cameras, 3D vision, Image registration, Volume rendering, Data modeling, Data acquisition

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 11 February 2002

Complete 3D model reconstruction from multiple views

Huei-Yung Lin, Murali Subbarao, Soon-Yong Park

Proc. SPIE. 4567, Machine Vision and Three-Dimensional Imaging Systems for Inspection and Metrology II

KEYWORDS: 3D acquisition, Visual process modeling, Imaging systems, Cameras, 3D modeling, Image registration, Volume rendering, 3D metrology, Reconstruction algorithms, 3D image processing

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 11 February 2002

New technique for registration and integration of partial 3D models

Soon-Yong Park, Murali Subbarao

Proc. SPIE. 4567, Machine Vision and Three-Dimensional Imaging Systems for Inspection and Metrology II

KEYWORDS: Visual process modeling, Imaging systems, Cameras, Calibration, Image segmentation, 3D modeling, Image registration, Stereo vision systems, 3D vision, 3D image processing

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 12 February 2001

Three-dimensional model acquisition using rotational stereo and image focus analysis

Huei-Yung Lin, Murali Subbarao

Proc. SPIE. 4189, Machine Vision and Three-Dimensional Imaging Systems for Inspection and Metrology

KEYWORDS: 3D acquisition, Data modeling, Imaging systems, Cameras, 3D modeling, Image analysis, Data acquisition, Volume rendering, 3D metrology, 3D image processing

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 23 October 2000

Digital vision system for three-dimensional model acquisition

Ta Yuan, Huei-Yung Lin, Xiangdong Qin, Murali Subbarao

Proc. SPIE. 4117, Vision Geometry IX

KEYWORDS: 3D acquisition, Visual process modeling, Imaging systems, Cameras, Image restoration, Computing systems, 3D modeling, Image analysis, 3D vision, 3D image processing

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 29 December 1998

Integration of multiple-baseline color stereo vision with focus and defocus analysis for 3D shape measurement

Ta Yuan, Murali Subbarao

Proc. SPIE. 3520, Three-Dimensional Imaging, Optical Metrology, and Inspection IV

KEYWORDS: Image resolution, Image analysis, 3D metrology, Shape analysis, Color vision, Stereo vision systems, 3D vision, 3D image processing

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 24 September 1998

Computational algorithm for unified focus and defocus analysis for 3D scene recovery

Murali Subbarao, Yen-Fu Liu

Proc. SPIE. 3457, Mathematical Modeling and Estimation Techniques in Computer Vision

KEYWORDS: Point spread functions, Data modeling, Cameras, Image processing, Error analysis, Image analysis, Deconvolution, Scanning tunneling microscopy, 3D image processing, Data analysis

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 6 July 1998

Parallel implementation of a unified approach to image focus and defocus analysis on the Parallel Virtual Machine

Yen-Fu Liu, Nai-Wei Lo, Murali Subbarao, Bradley Carlson

Proc. SPIE. 3387, Visual Information Processing VII

KEYWORDS: Point spread functions, Data modeling, Cameras, Image processing, Image restoration, Computing systems, 3D modeling, Image analysis, 3D image processing, Data analysis

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 10 December 1997

Analysis of defocused image data for 3D shape recovery using a regularization technique

Murali Subbarao, Yen-Fu Liu

Proc. SPIE. 3204, Three-Dimensional Imaging and Laser-based Systems for Metrology and Inspection III

KEYWORDS: Point spread functions, 3D acquisition, 3D image reconstruction, Data modeling, Image restoration, 3D modeling, Image analysis, Data acquisition, Shape analysis, 3D image processing

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 10 December 1997

Integration of defocus and focus analysis with stereo for 3D shape recovery

Murali Subbarao, Ta Yuan, JennKwei Tyan

Proc. SPIE. 3204, Three-Dimensional Imaging and Laser-based Systems for Metrology and Inspection III

KEYWORDS: Image restoration, Image analysis, Shape analysis, 3D image processing

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 7 July 1997

Noise sensitivity analysis of depth-from-defocus by a spatial-domain approach

Murali Subbarao, JennKwei Tyan

Proc. SPIE. 3174, Videometrics V

KEYWORDS: Cameras, Error analysis, Computer simulations, Analytical research, 3D vision, Scanning tunneling microscopy

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 20 January 1997

Root-mean square error in passive autofocusing and 3D shape recovery

Murali Subbarao, JennKwei Tyan

Proc. SPIE. 2909, Three-Dimensional Imaging and Laser-Based Systems for Metrology and Inspection II

KEYWORDS: Signal to noise ratio, Cameras, Error analysis, Estimation theory, Image analysis, 3D metrology, Image filtering, Shape analysis, Analytical research, 3D image processing

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 20 January 1997

Accurate reconstruction of three-dimensional shape and focused image from a sequence of noisy defocused images

Murali Subbarao, Yen-Fu Liu

Proc. SPIE. 2909, Three-Dimensional Imaging and Laser-Based Systems for Metrology and Inspection II

KEYWORDS: Point spread functions, 3D image reconstruction, Cameras, Sensors, 3D modeling, Image analysis, Image sensors, Analytical research, 3D image processing, Data analysis

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 13 September 1995

Optimal focus measure for passive autofocusing and depth-from-focus

Murali Subbarao, JennKwei Tyan

Proc. SPIE. 2598, Videometrics IV

KEYWORDS: Optical transfer functions, Point spread functions, Cameras, Sensors, Video, Interference (communication), Digital cameras, Image sensors, Image filtering, Convolution

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 3 October 1994

Continuous focusing of moving objects using image defocus

Gopal Surya, Murali Subbarao

Proc. SPIE. 2347, Machine Vision Applications, Architectures, and Systems Integration III

KEYWORDS: Point spread functions, Imaging systems, Cameras, Sensors, Calibration, Silicon, Image sensors, Image filtering, Geometrical optics, Scanning tunneling microscopy

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 11 March 1994

Continuous focusing of moving objects using DFD1F

Tse-Chung Wei, Murali Subbarao

Proc. SPIE. 2183, Machine Vision Applications in Industrial Inspection II

KEYWORDS: Point spread functions, Data modeling, Imaging systems, Cameras, Sensors, Image processing, Image sensors, Machine vision, Modulation transfer functions, Geometrical optics

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 6 January 1994

Computer modeling and simulation of an active vision camera system

MingChin Lu, Murali Subbarao

Proc. SPIE. 2348, Imaging and Illumination for Metrology and Inspection

KEYWORDS: Visual process modeling, Imaging systems, Cameras, Image processing, Computing systems, Computer simulations, Motion models, Active vision, Systems modeling, Device simulation

Read Abstract +

DOWNLOAD PDF

SPIE Journal Paper | 1 November 1993

Focusing techniques

Murali Subbarao, Tae-Sun Choi, Arman Nikzad

OE Vol. 32 Issue 11

KEYWORDS: Cameras, Image filtering, Optical transfer functions, Linear filtering, Point spread functions, Imaging systems, Bandpass filters, Geometrical optics, Image sensors, Sensors

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 6 August 1993

New method for shape from focus

Murali Subbarao, Tae-Sun Choi

Proc. SPIE. 2064, Machine Vision Applications, Architectures, and Systems Integration II

KEYWORDS: Detection and tracking algorithms, Imaging systems, Cameras, Sensors, Image restoration, Computing systems, Image sensors, CCD image sensors, Frame grabbers, Ranging

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 23 March 1993

Computer modeling and simulation of camera defocus

Murali Subbarao, MingChin Lu

Proc. SPIE. 1822, Optics, Illumination, and Image Sensing for Machine Vision VII

KEYWORDS: Mathematical modeling, Imaging systems, Cameras, Sensors, Computing systems, Computer simulations, Image sensors, Machine vision, Convolution, Device simulation

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 23 March 1993

Application of spatial-domain convolution/deconvolution transform for determining distance from image defocus

Murali Subbarao, Gopal Surya

Proc. SPIE. 1822, Optics, Illumination, and Image Sensing for Machine Vision VII

KEYWORDS: Point spread functions, Radon, Imaging systems, Cameras, Image processing, Computing systems, Fourier transforms, Convolution, Scanning tunneling microscopy, Ranging

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 1 November 1992

Focusing techniques

Murali Subbarao, Tae-Sun Choi, Arman Nikzad

Proc. SPIE. 1823, Machine Vision Applications, Architectures, and Systems Integration

KEYWORDS: Optical transfer functions, Point spread functions, Optical filters, Imaging systems, Cameras, Linear filtering, Gaussian filters, Image filtering, Geometrical optics, Bandpass filters

Read Abstract +

DOWNLOAD PDF

Proceedings Article | 1 March 1991

Model for image sensing and digitization in machine vision

Murali Subbarao, Arman Nikzad

Proc. SPIE. 1385, Optics, Illumination, and Image Sensing for Machine Vision V

KEYWORDS: Mathematical modeling, Visual process modeling, Imaging systems, Cameras, Sensors, Computing systems, Wavefronts, Image sensors, Machine vision, Systems modeling

Read Abstract +

DOWNLOAD PDF

Showing 5 of 34 publications

Conference Committee Involvement (2)

Optical Inspection and Metrology for Non-Optics Industries

3 August 2009 | San Diego, California, United States

Two- and Three-Dimensional Methods for Inspection and Metrology VI

10 August 2008 | San Diego, California, United States

View contact details

UPDATE YOUR PROFILE

Is this your profile? Update it now.

Sign into your SPIE.org account

Don’t have a profile and want one?

Create an account on SPIE.org

Keywords/Phrases

Search In:

Publication Years