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Dr. Ajit S. Bopardikar
SPIE Involvement:
Author
Publications (5)
Proceedings Article | 2 February 2012 Paper
A multi-step system for screening and localization of hard exudates in retinal images
Ajit Bopardikar, Vishal Bhola, B. S. Raghavendra, Rangavittal Narayanan
Proceedings Volume 8295, 82950Z (2012) https://doi.org/10.1117/12.908783
KEYWORDS: Optical discs, Image filtering, Blood vessels, Visual system, Imaging systems, Detection and tracking algorithms, Binary data, Medicine, Electronic health records, Image processing
Proceedings Article | 8 March 2002 Paper
Matched low-pass filter design for orthogonal IIR filter banks
Proceedings Volume 4738, (2002) https://doi.org/10.1117/12.458732
KEYWORDS: Linear filtering, Optical filters, Infinite impulse response filters, Filtering (signal processing), Wavelets, Finite impulse response filters, Optimal filtering, Electronic filtering, Image compression, Image filtering
Proceedings Article | 5 April 2000 Paper
Causal stable matched IIR wavelets and perfect reconstruction filter banks
Raghuveer Rao, Alex Lopez-Estrada, Ajit Bopardikar, Harold Szu
Proceedings Volume 4056, (2000) https://doi.org/10.1117/12.381684
KEYWORDS: Wavelets, Optical filters, Linear filtering, Filtering (signal processing), Finite impulse response filters, Electronic filtering, Image compression, Infinite impulse response filters, Signal processing, Image understanding
Proceedings Article | 22 March 1999 Paper
Optimal approximation-interpolation sampling systems: relation to wavelets and image coding
Proceedings Volume 3723, (1999) https://doi.org/10.1117/12.342952
KEYWORDS: Image filtering, Optical filters, Autoregressive models, Image compression, Wavelets, Fourier transforms, Imaging systems, Performance modeling, Systems modeling, Optimal filtering
Proceedings Article | 30 October 1997 Paper
PRCC filter banks: theory, implementation, and application
Proceedings Volume 3169, (1997) https://doi.org/10.1117/12.279700
KEYWORDS: Discrete wavelet transforms, Algorithm development, Wavelets, Convolution, Reconstruction algorithms
Conference Committee Involvement (5)
Digital Photography and Mobile Imaging XI
9 February 2015 | San Francisco, California, United States
Digital Photography X
3 February 2014 | San Francisco, California, United States
Digital Photography IX
4 February 2013 | Burlingame, California, United States
Digital Photography VIII
23 January 2012 | Burlingame, California, United States
Digital Photography VII
24 January 2011 | San Francisco Airport, California, United States
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