122 citations · 345 across the 10 of their papers we have counts for
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stat.ME2015★ 29 cited
A Discrete Tchebichef Transform Approximation for Image and Video Coding
P. A. M. Oliveira, R. J. Cintra, F. M. Bayer +2
In this paper, we introduce a low-complexity approximation for the discrete Tchebichef transform (DTT). The proposed forward and inverse transforms are multiplication-free and requ…
stat.ME2015★ 27 cited
Multi-Beam RF Aperture Using Multiplierless FFT Approximation
D. Suarez, R. J. Cintra, F. M. Bayer +3
Multiple independent radio frequency (RF) beams find applications in communications, radio astronomy, radar, and microwave imaging. An -point FFT applied spatially across an arr…