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Dr R J Cintra
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A DCT approximation for image compression
RJ Cintra, FM Bayer
IEEE Signal Processing Letters 18 (10), 579-582, 2011
2042011
Improved 8-point approximate DCT for image and video compression requiring only 14 additions
US Potluri, A Madanayake, RJ Cintra, FM Bayer, S Kulasekera, ...
IEEE Transactions on Circuits and Systems I: Regular Papers 61 (6), 1727-1740, 2014
1702014
Hypothesis testing in speckled data with stochastic distances
ADC Nascimento, RJ Cintra, AC Frery
IEEE Transactions on geoscience and remote sensing 48 (1), 373-385, 2009
1492009
DCT-like transform for image compression requires 14 additions only
FM Bayer, RJ Cintra
arXiv preprint arXiv:1702.00817, 2017
1322017
An iterative wavelet threshold for signal denoising
FM Bayer, AJ Kozakevicius, RJ Cintra
Signal Processing 162, 10-20, 2019
1312019
Analytic expressions for stochastic distances between relaxed complex Wishart distributions
AC Frery, ADC Nascimento, RJ Cintra
IEEE Transactions on Geoscience and Remote Sensing 52 (2), 1213-1226, 2013
1032013
Multiplier-free DCT approximations for RF multi-beam digital aperture-array space imaging and directional sensing
US Potluri, A Madanayake, RJ Cintra, FM Bayer, N Rajapaksha
Measurement Science and Technology 23 (11), 114003, 2012
992012
Low-complexity 8-point DCT approximations based on integer functions
RJ Cintra, FM Bayer, CJ Tablada
Signal Processing 99, 201-214, 2014
932014
Low-power VLSI architectures for DCT\/DWT: precision vs approximation for HD video, biomedical, and smart antenna applications
A Madanayake, RJ Cintra, V Dimitrov, F Bayer, KA Wahid, S Kulasekera, ...
IEEE Circuits and Systems Magazine 15 (1), 25-47, 2015
692015
Comparing edge detection methods based on stochastic entropies and distances for PolSAR imagery
ADC Nascimento, MM Horta, AC Frery, RJ Cintra
IEEE journal of selected topics in applied earth observations and remote …, 2013
672013
An integer approximation method for discrete sinusoidal transforms
RJ Cintra
Circuits, Systems, and Signal Processing 30, 1481-1501, 2011
652011
Detecting changes in fully polarimetric SAR imagery with statistical information theory
ADC Nascimento, AC Frery, RJ Cintra
IEEE Transactions on Geoscience and Remote Sensing 57 (3), 1380-1392, 2018
602018
Low-complexity image and video coding based on an approximate discrete Tchebichef transform
PAM Oliveira, RJ Cintra, FM Bayer, S Kulasekera, A Madanayake
IEEE transactions on circuits and systems for video technology 27 (5), 1066-1076, 2016
562016
Entropy-based statistical analysis of PolSAR data
AC Frery, RJ Cintra, ADC Nascimento
IEEE Transactions on Geoscience and Remote Sensing 51 (6), 3733-3743, 2012
562012
Low-complexity approximate convolutional neural networks
RJ Cintra, S Duffner, C Garcia, A Leite
IEEE transactions on neural networks and learning systems 29 (12), 5981-5992, 2018
532018
A digital hardware fast algorithm and FPGA-based prototype for a novel 16-point approximate DCT for image compression applications
FM Bayer, RJ Cintra, A Edirisuriya, A Madanayake
Measurement Science and Technology 23 (11), 114010, 2012
512012
A Row-Parallel 88 2-D DCT Architecture Using Algebraic Integer-Based Exact Computation
A Madanayake, RJ Cintra, D Onen, VS Dimitrov, N Rajapaksha, LT Bruton, ...
IEEE transactions on circuits and systems for video technology 22 (6), 915-929, 2011
512011
Wideband -Beam Arrays Using Low-Complexity Algorithms and Mixed-Signal Integrated Circuits
SM Perera, V Ariyarathna, N Udayanga, A Madanayake, G Wu, ...
IEEE Journal of Selected Topics in Signal Processing 12 (2), 368-382, 2018
482018
Image compression via a fast DCT approximation
FM Bayer, RJ Cintra
IEEE Latin America Transactions 8 (6), 708-713, 2010
482010
The McDonald normal distribution
GM Cordeiro, RJ Cintra, LC Rêgo
arXiv preprint arXiv:2206.00763, 2022
462022
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