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07/20/2023
An Iterative Wavelet Threshold for Signal Denoising
This paper introduces an adaptive filtering process based on shrinking w...
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06/20/2023
Low-complexity Multidimensional DCT Approximations
In this paper, we introduce low-complexity multidimensional discrete cos...
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08/07/2022
2-D Rayleigh Autoregressive Moving Average Model for SAR Image Modeling
Two-dimensional (2-D) autoregressive moving average (ARMA) models are co...
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08/07/2022
Improved Point Estimation for the Rayleigh Regression Model
The Rayleigh regression model was recently proposed for modeling amplitu...
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07/29/2022
Robust Rayleigh Regression Method for SAR Image Processing in Presence of Outliers
The presence of outliers (anomalous values) in synthetic aperture radar ...
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07/29/2022
Signal Detection and Inference Based on the Beta Binomial Autoregressive Moving Average Model
This paper proposes the beta binomial autoregressive moving average mode...
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07/29/2022
Low-Complexity Loeffler DCT Approximations for Image and Video Coding
This paper introduced a matrix parametrization method based on the Loeff...
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07/24/2022
DCT Approximations Based on Chen's Factorization
In this paper, two 8-point multiplication-free DCT approximations based ...
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07/24/2022
Prediction Intervals in the Beta Autoregressive Moving Average Model
In this paper, we propose five prediction intervals for the beta autoreg...
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07/23/2022
Wavelength-Resolution SAR Ground Scene Prediction Based on Image Stack
This paper presents five different statistical methods for ground scene ...
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07/23/2022
Rayleigh Regression Model for Ground Type Detection in SAR Imagery
This letter proposes a regression model for nonnegative signals. The pro...
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07/12/2022
Fast Radix-32 Approximate DFTs for 1024-Beam Digital RF Beamforming
The discrete Fourier transform (DFT) is widely employed for multi-beam d...
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06/05/2022
Autoregressive Model for Multi-Pass SAR Change Detection Based on Image Stacks
Change detection is an important synthetic aperture radar (SAR) applicat...
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05/31/2022
Low-complexity Three-dimensional Discrete Hartley Transform Approximations for Medical Image Compression
The discrete Hartley transform (DHT) is a useful tool for medical image ...
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05/31/2022
A Class of Low-complexity DCT-like Transforms for Image and Video Coding
The discrete cosine transform (DCT) is a relevant tool in signal process...
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11/28/2021
Low-complexity Rounded KLT Approximation for Image Compression
The Karhunen-Loève transform (KLT) is often used for data decorrelation ...
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11/28/2021
Data-independent Low-complexity KLT Approximations for Image and Video Coding
The Karhunen-Loève transform (KLT) is often used for data decorrelation ...
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06/19/2020
A Multiparametric Class of Low-complexity Transforms for Image and Video Coding
Discrete transforms play an important role in many signal processing app...
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08/08/2018
Low-complexity 8-point DCT Approximation Based on Angle Similarity for Image and Video Coding
The principal component analysis (PCA) is widely used for data decorrela...
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02/06/2017
A Digital Hardware Fast Algorithm and FPGA-based Prototype for a Novel 16-point Approximate DCT for Image Compression Applications
The discrete cosine transform (DCT) is the key step in many image and vi...
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09/24/2016
Low-complexity Image and Video Coding Based on an Approximate Discrete Tchebichef Transform
The usage of linear transformations has great relevance for data decorre...
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06/23/2016
Multiplierless 16-point DCT Approximation for Low-complexity Image and Video Coding
An orthogonal 16-point approximate discrete cosine transform (DCT) is in...
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05/27/2016
An Orthogonal 16-point Approximate DCT for Image and Video Compression
A low-complexity orthogonal multiplierless approximation for the 16-poin...
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02/02/2015
A Class of DCT Approximations Based on the Feig-Winograd Algorithm
A new class of matrices based on a parametrization of the Feig-Winograd ...
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01/28/2015
A Discrete Tchebichef Transform Approximation for Image and Video Coding
In this paper, we introduce a low-complexity approximation for the discr...
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01/13/2015