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ORCIDRenato J. Cintra
- > Home > Persons > Renato J. Cintra
Publications
- 2024
[j71]Anabeth P. Radünz
, Diego F. G. Coelho, Fábio M. Bayer, Renato J. Cintra, Arjuna Madanayake:
Fast data-independent KLT approximations based on integer functions. Multim. Tools Appl. 83(26): 67303-67325 (2024)- [i68]Diego F. G. Coelho, Renato J. Cintra:
Discrete Fourier Transform Approximations Based on the Cooley-Tukey Radix-2 Algorithm. CoRR abs/2402.16225 (2024) - 2022
- [j63]Luan Portella, Diego F. G. Coelho, Fábio M. Bayer, Arjuna Madanayake, Renato J. Cintra:
Radix-$N$ Algorithm for Computing $N^{2^{n}}$-Point DFT Approximations. IEEE Signal Process. Lett. 29: 1838-1842 (2022) - [j62]Thiago L. T. da Silveira, Diego Ramos Canterle, Diego F. G. Coelho, Vítor de A. Coutinho, Fábio M. Bayer, Renato J. Cintra:
A Class of Low-Complexity DCT-Like Transforms for Image and Video Coding. IEEE Trans. Circuits Syst. Video Technol. 32(7): 4364-4375 (2022) - [i64]Thiago L. T. da Silveira, Diego Ramos Canterle, Diego F. G. Coelho, Vítor de A. Coutinho, Fábio M. Bayer, Renato J. Cintra:
A Class of Low-complexity DCT-like Transforms for Image and Video Coding. CoRR abs/2206.00122 (2022) - [i57]Arjuna Madanayake, Renato J. Cintra, Najath Akram, Viduneth Ariyarathna, Soumyajit Mandal, Vítor de A. Coutinho, Fábio M. Bayer, Diego F. G. Coelho, Theodore S. Rappaport:
Fast Radix-32 Approximate DFTs for 1024-Beam Digital RF Beamforming. CoRR abs/2207.05866 (2022) - [i56]Arjuna Madanayake, Viduneth Ariyarathna, Suresh Madishetty, Sravan Kumar Pulipati, Renato J. Cintra, Diego F. G. Coelho, Raíza Oliveira, Fábio M. Bayer, Leonid Belostotski, Soumyajit Mandal, Theodore S. Rappaport:
Towards a Low-SWaP 1024-beam Digital Array: A 32-beam Sub-system at 5.8 GHz. CoRR abs/2207.09054 (2022) - [i53]Diego F. G. Coelho, Renato J. Cintra, Fábio M. Bayer, Sunera Kulasekera, Arjuna Madanayake, P. A. C. Martinez, Thiago L. T. da Silveira, Raíza S. Oliveira, Vassil S. Dimitrov:
Low-Complexity Loeffler DCT Approximations for Image and Video Coding. CoRR abs/2207.14463 (2022) - 2021
- [j58]Diego F. G. Coelho, Renato J. Cintra, Arjuna Madanayake, Sirani M. Perera:
Low-Complexity Scaling Methodsfor DCT-II Approximations. IEEE Trans. Signal Process. 69: 4557-4566 (2021) - [i48]Diego F. G. Coelho, Renato J. Cintra, Arjuna Madanayake, Sirani M. Perera:
Low-complexity Scaling Methods for DCT-II Approximations. CoRR abs/2108.02119 (2021) - 2020
- [j56]Arjuna Madanayake, Renato J. Cintra, Najath Akram, Viduneth Ariyarathna, Soumyajit Mandal, Vítor de A. Coutinho, Fábio M. Bayer, Diego F. G. Coelho, Theodore S. Rappaport:
Fast Radix-32 Approximate DFTs for 1024-Beam Digital RF Beamforming. IEEE Access 8: 96613-96627 (2020) - [j51]Vítor de A. Coutinho, Viduneth Ariyarathna, Diego F. G. Coelho, Sravan Kumar Pulipati, Renato J. Cintra, Arjuna Madanayake, Fábio M. Bayer, Vassil S. Dimitrov:
A Low-SWaP 16-Beam 2.4 GHz Digital Phased Array Receiver Using DFT Approximation. IEEE Trans. Aerosp. Electron. Syst. 56(5): 3645-3654 (2020) - [i41]A. Borges Jr., Renato J. Cintra, Diego F. G. Coelho, Vassil S. Dimitrov:
Low-complexity Architecture for AR(1) Inference. CoRR abs/2008.09633 (2020) - 2018
- [j44]Viduneth Ariyarathna, Arjuna Madanayake, Xinyao Tang, Diego F. G. Coelho, Renato J. Cintra, Leonid Belostotski, Soumyajit Mandal, Theodore S. Rappaport:
Analog Approximate-FFT 8/16-Beam Algorithms, Architectures and CMOS Circuits for 5G Beamforming MIMO Transceivers. IEEE J. Emerg. Sel. Topics Circuits Syst. 8(3): 466-479 (2018) - [j43]Diego F. G. Coelho, Renato J. Cintra, Alejandro César Frery, Vassil S. Dimitrov:
Fast matrix inversion and determinant computation for Polarimetric Synthetic Aperture Radar. Comput. Geosci. 119: 109-114 (2018) - [j41]Diego F. G. Coelho, Sushmabhargavi Nimmalapalli, Vassil S. Dimitrov, Arjuna Madanayake, Renato J. Cintra, Arnaud Tisserand:
Computation of 2D 8×8 DCT Based on the Loeffler Factorization Using Algebraic Integer Encoding. IEEE Trans. Computers 67(12): 1692-1702 (2018) - [j39]Diego F. G. Coelho, Renato J. Cintra, Vassil S. Dimitrov:
Efficient Computation of the 8-point DCT via Summation by Parts. J. Signal Process. Syst. 90(4): 505-514 (2018) - [i40]Diego F. G. Coelho, Renato J. Cintra, Vassil S. Dimitrov:
Efficient Computation of the 8-point DCT via Summation by Parts. CoRR abs/1801.05832 (2018) - [i37]Diego F. G. Coelho, Renato J. Cintra, Alejandro C. Frery, Vassil S. Dimitrov:
Fast Matrix Inversion and Determinant Computation for Polarimetric Synthetic Aperture Radar. CoRR abs/1807.08084 (2018) - 2017
- [j34]Diego F. G. Coelho, Renato J. Cintra, Nilanka T. Rajapaksha, Gihan J. Mendis, Arjuna Madanayake, Vassil S. Dimitrov:
DFT Computation Using Gauss-Eisenstein Basis: FFT Algorithms and VLSI Architectures. IEEE Trans. Computers 66(8): 1442-1448 (2017) - [c8]Vassil S. Dimitrov, Viduneth Ariyarathna, Diego F. G. Coelho, Logan Rakai, Arjuna Madanayake, Renato J. Cintra:
A Parallel Method for the Computation of Matrix Exponential Based on Truncated Neumann Series. ARITH 2017: 35-42 - 2016
- [j30]Diego F. G. Coelho, Renato J. Cintra, Sunera Kulasekera, Arjuna Madanayake, Vassil S. Dimitrov:
Error-free computation of 8-point discrete cosine transform based on the Loeffler factorisation and algebraic integers. IET Signal Process. 10(6): 633-640 (2016)
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