Keigo Hirakawa

Orcid: 0000-0002-0818-7688

According to our database1, Keigo Hirakawa authored at least 80 papers between 2005 and 2024.

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Bibliography

2024
Sign-Coded Exposure Sensing for Noise-Robust High-Speed Imaging.
IEEE Trans. Computational Imaging, 2024

Hardware Implementation of Low-latency Image Denoising with Wavelet Shrinkage and Noise2Noise-based Learning for Ultra-high Definition Cameras.
Proceedings of the IEEE International Conference on Consumer Electronics, 2024

2023
Time-Ordered Recent Event (TORE) Volumes for Event Cameras.
IEEE Trans. Pattern Anal. Mach. Intell., 2023

A Bayesian Perspective on Noise2Noise: Theory and Extensions.
Proceedings of the IEEE International Conference on Acoustics, 2023

Event-Based Visual Microphone.
Proceedings of the IEEE International Conference on Acoustics, 2023

Data Driven Multiband Image Fusion That Preserves Wavelength-Specific Image Features.
Proceedings of the Asia Pacific Signal and Information Processing Association Annual Summit and Conference, 2023

2022
Lossless White Balance for Improved Lossless CFA Image and Video Compression.
IEEE Trans. Image Process., 2022

EBSnoR: Event-Based Snow Removal by Optimal Dwell Time Thresholding.
CoRR, 2022

2021
Multi-Resolution Aitchison Geometry Image Denoising for Low-Light Photography.
IEEE Trans. Image Process., 2021

Color-compressive bilateral filter and nonlocal means for high-dimensional images.
J. Electronic Imaging, 2021

2020
DAViS Camera Optical Flow.
IEEE Trans. Computational Imaging, 2020

Shift-And-Decorrelate Lifting: CAMRA for Lossless Intra Frame CFA Video Compression.
IEEE Signal Process. Lett., 2020

Distance Surface for Event-Based Optical Flow.
IEEE Trans. Pattern Anal. Mach. Intell., 2020

Improved photometric acceptance testing in image feature extraction tasks.
J. Electronic Imaging, 2020

Event Probability Mask (EPM) and Event Denoising Convolutional Neural Network (EDnCNN) for Neuromorphic Cameras.
Proceedings of the 2020 IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2020

2019
Corrupted Reference Image Quality Assessment of Denoised Images.
IEEE Trans. Image Process., 2019

Fast Convolutional Distance Transform.
IEEE Signal Process. Lett., 2019

Optical Flow Based Line Drawing Frame Interpolation Using Distance Transform to Support Inbetweenings.
Proceedings of the 2019 IEEE International Conference on Image Processing, 2019

Inceptive Event Time-Surfaces for Object Classification Using Neuromorphic Cameras.
Proceedings of the Image Analysis and Recognition - 16th International Conference, 2019

Detecting Image Forgery Based On Color Phenomenology.
Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition Workshops, 2019

2018
Pixel Binning for High Dynamic Range Color Image Sensor Using Square Sampling Lattice.
IEEE Trans. Image Process., 2018

Camera-Aware Multi-Resolution Analysis for Raw Image Sensor Data Compression.
IEEE Trans. Image Process., 2018

Monte-Carlo Acceleration of Bilateral Filter and Non-Local Means.
IEEE Trans. Image Process., 2018

Towards Optimal Denoising of Image Contrast.
IEEE Trans. Image Process., 2018

A Wavelet-GSM Approach to Demosaicking.
IEEE Signal Process. Lett., 2018

Near-Constant Time Bilateral Filter for High Dimensional Images.
Proceedings of the 2018 IEEE International Conference on Image Processing, 2018

Square Coded Aperture: A Large Aperture With Extended Depth Of Field.
Proceedings of the Computational Imaging XVI, Burlingame, 2018

2017
Improved Denoising via Poisson Mixture Modeling of Image Sensor Noise.
IEEE Trans. Image Process., 2017

Joint Defogging and Demosaicking.
IEEE Trans. Image Process., 2017

Lossless compression of CFA sampled image using decorrelated Mallat wavelet packet decomposition.
Proceedings of the 2017 IEEE International Conference on Image Processing, 2017

Fourier Multispectral Imaging: Measuring Spectra, One Sinusoid at a Time.
Proceedings of the Computational Color Imaging - 6th International Workshop, 2017

2016
Blind Deblurring and Denoising of Images Corrupted by Unidirectional Object Motion Blur and Sensor Noise.
IEEE Trans. Image Process., 2016

Defocus Blur-Invariant Scale-Space Feature Extractions.
IEEE Trans. Image Process., 2016

Fourier Spectral Filter Array for Optimal Multispectral Imaging.
IEEE Trans. Image Process., 2016

Combining Inertial Measurements With Blind Image Deblurring Using Distance Transform.
IEEE Trans. Computational Imaging, 2016

Guided Filter Demosaicking For Fourier Spectral Filter Array.
Proceedings of the Visual Information Processing and Communication VII, 2016

2015
Minimum Risk Wavelet Shrinkage Operator for Poisson Image Denoising.
IEEE Trans. Image Process., 2015

Fast spatially varying object motion blur estimation.
Proceedings of the 2015 IEEE International Conference on Image Processing, 2015

Improving surf interest point detection for defocus blur robustness.
Proceedings of the 2015 IEEE International Conference on Image Processing, 2015

Stochastic bilateral filter for high-dimensional images.
Proceedings of the 2015 IEEE International Conference on Image Processing, 2015

Single-shot fourier transform multispectroscopy.
Proceedings of the 2015 IEEE International Conference on Image Processing, 2015

Nonparametric empirical Bayes estimation for multiplicative multiscale innovation in photon-limited imaging.
Proceedings of the 2015 IEEE International Conference on Image Processing, 2015

Quantile analysis of image sensor noise distribution.
Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

2014
Camera Processing With Chromatic Aberration.
IEEE Trans. Image Process., 2014

Noise Parameter Estimation for Poisson Corrupted Images Using Variance Stabilization Transforms.
IEEE Trans. Image Process., 2014

Blind full reference quality assessment of poisson image denoising.
Proceedings of the 2014 IEEE International Conference on Image Processing, 2014

2013
Advanced statistical tools for enhanced quality digital imaging with realistic capture models.
EURASIP J. Adv. Signal Process., 2013

Approximations to camera sensor noise.
Proceedings of the Image Processing: Algorithms and Systems XI, 2013

A no-reference video quality assessment based on Laplacian pyramids.
Proceedings of the IEEE International Conference on Image Processing, 2013

Blur Processing Using Double Discrete Wavelet Transform.
Proceedings of the 2013 IEEE Conference on Computer Vision and Pattern Recognition, 2013

2012
Skellam Shrinkage: Wavelet-Based Intensity Estimation for Inhomogeneous Poisson Data.
IEEE Trans. Inf. Theory, 2012

Color Constancy with Spatio-Spectral Statistics.
IEEE Trans. Pattern Anal. Mach. Intell., 2012

Analysis and Processing of Pixel Binning for Color Image Sensor.
EURASIP J. Adv. Signal Process., 2012

Corrupted reference image quality assessment.
Proceedings of the 19th IEEE International Conference on Image Processing, 2012

2011
Spatioangular Prefiltering for Multiview 3D Displays.
IEEE Trans. Vis. Comput. Graph., 2011

"Rewiring" Filterbanks for Local Fourier Analysis: Theory and Practice.
IEEE Trans. Inf. Theory, 2011

High resolution subpixel and subframe rendering for color flatpanel and projector displays.
Proceedings of the 18th IEEE International Conference on Image Processing, 2011

Single-shot high dynamic range imaging with conventional camera hardware.
Proceedings of the IEEE International Conference on Computer Vision, 2011

2010
Optimal exposure control for high dynamic range imaging.
Proceedings of the International Conference on Image Processing, 2010

Filterbank-based universal demosaicking.
Proceedings of the International Conference on Image Processing, 2010

Spatio-angular sharpening for multiview 3D displays.
Proceedings of the IEEE International Conference on Acoustics, 2010

2009
Efficient multivariate Skellam shrinkage for denoising photon-limited image data: An Empirical Bayes approach.
Proceedings of the International Conference on Image Processing, 2009

SkellamShrink: Poisson intensity estimation for vector-valued data.
Proceedings of the IEEE International Conference on Acoustics, 2009

Wavelet-based Poisson rate estimation using the Skellam distribution.
Proceedings of the Computational Imaging VII, 2009

2008
Spatio-Spectral Color Filter Array Design for Optimal Image Recovery.
IEEE Trans. Image Process., 2008

Cross-talk explained.
Proceedings of the International Conference on Image Processing, 2008

Advancing the digital camera pipeline for mobile multimedia: Key challenges from a signal processing perspective.
Proceedings of the IEEE International Conference on Acoustics, 2008

Fourier and filterbank analyses of signal-dependent noise.
Proceedings of the IEEE International Conference on Acoustics, 2008

Effective separation of sparse and non-sparse image features for denoising.
Proceedings of the IEEE International Conference on Acoustics, 2008

Color constancy beyond bags of pixels.
Proceedings of the 2008 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR 2008), 2008

Beyond the "Bag of Pixels" Paradigm: Spatio-Spectral Perspective in Multispectral Imaging.
Proceedings of the 4th European Conference on Colour in Graphics, 2008

2007
Fourier Domain Display Color Filter Array Design.
Proceedings of the International Conference on Image Processing, 2007

Spatio-Spectral Color Filter Array Design for Enhanced Image Fidelity.
Proceedings of the International Conference on Image Processing, 2007

A Framework for wavelet-Based Analysis and Processing of Color Filter Array Images with Applications to Denoising and Demosaicing.
Proceedings of the IEEE International Conference on Acoustics, 2007

2006
Image denoising using total least squares.
IEEE Trans. Image Process., 2006

Joint demosaicing and denoising.
IEEE Trans. Image Process., 2006

An Empirical Bayes Em-Wavelet Unification for Simultaneous Denoising, Interpolation, and/Or Demosaicing.
Proceedings of the International Conference on Image Processing, 2006

2005
Adaptive homogeneity-directed demosaicing algorithm.
IEEE Trans. Image Process., 2005

Chromatic adaptation and white-balance problem.
Proceedings of the 2005 International Conference on Image Processing, 2005

Image Denoising for Signal-Dependent Noise.
Proceedings of the 2005 IEEE International Conference on Acoustics, 2005


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