Takayuki Hamamoto

Orcid: 0000-0001-8246-8325

According to our database1, Takayuki Hamamoto authored at least 111 papers between 1994 and 2023.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

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Bibliography

2023
Spatio-Temporal Structure Extraction of Blood Volume Pulse Using Dynamic Mode Decomposition for Heart Rate Estimation.
IEEE Access, 2023

2022
CMOS Image Sensor with Pixel-Parallel ADC and HDR Reconstruction from Intermediate Exposure Images.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2022

Blood Volume Pulse Signal Extraction based on Spatio-Temporal Low-Rank Approximation for Heart Rate Estimation.
Proceedings of the IEEE International Conference on Visual Communications and Image Processing, 2022

Unrolling Graph Total Variation for Light Field Image Denoising.
Proceedings of the 2022 IEEE International Conference on Image Processing, 2022

2021
Hierarchical Group-Level Emotion Recognition.
IEEE Trans. Multim., 2021

Non-Contact Heart Rate Estimation via Adaptive RGB/NIR Signal Fusion.
IEEE Trans. Image Process., 2021

Scene Adaptive Exposure Time Control for Imaging and Apparent Motion Sensor.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021

Image Quality Improvements Based on Motion-Based Deblurring for Single-Photon Imaging.
IEEE Access, 2021

A Study on 4D Light Field Compression Using Multi-focus Images and Reference Views.
Proceedings of the International Conference on Visual Communications and Image Processing, 2021

Color Transformation for Compressive Computing in Image Filtering.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2021

2020
Three-Dimensional Point Cloud Object Detection Using Scene Appearance Consistency Among Multi-View Projection Directions.
IEEE Trans. Circuits Syst. Video Technol., 2020

Multi-Frame RGB/NIR Imaging for Low-Light Color Image Super-Resolution.
IEEE Trans. Computational Imaging, 2020

Local and Global Graph Approaches to Image Colorization.
IEEE Signal Process. Lett., 2020

HDR Imaging Based on Image Interpolation and Motion Blur Suppression in Multiple-Exposure-Time Image Sensor.
IEICE Trans. Inf. Syst., 2020

A Study On Light Field Denoising For 3d Consistent Visualization.
Proceedings of the IEEE International Conference on Image Processing, 2020

2019
Image Segmentation Based Graph-Cut Approach to Fast Color Image Coding via Graph Fourier Transform.
Proceedings of the 2019 IEEE Visual Communications and Image Processing, 2019

Adaptive Fusion of RGB/NIR Signals Based on Face/Background Cross-Spectral Analysis for Heart Rate Estimation.
Proceedings of the 2019 IEEE International Conference on Image Processing, 2019

Multi-View Imaging System Using Paraboloidal Mirror Arrays for Efficient Acquisition of Dynamic Light Fields.
Proceedings of the 2019 IEEE International Conference on Image Processing, 2019

Hierarchical Group-level Emotion Recognition in the Wild.
Proceedings of the 14th IEEE International Conference on Automatic Face & Gesture Recognition, 2019

2018
Underwater Image Color Correction using Exposure-Bracketing Imaging.
IEEE Signal Process. Lett., 2018

Online background subtraction with freely moving cameras using different motion boundaries.
Image Vis. Comput., 2018

Low-Light Color Image Super-Resolution Using RGB/NIR Sensor.
Proceedings of the 2018 IEEE International Conference on Image Processing, 2018

Discovering Correspondence Among Image Sets with Projection View Preservation For 3D Object Detection in Point Clouds.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

2017
Low-light color image enhancement via iterative noise reduction using RGB/NIR sensor.
J. Electronic Imaging, 2017

Reranking-based Crash Report Deduplication.
Proceedings of the 29th International Conference on Software Engineering and Knowledge Engineering, 2017

Depth upsampling by depth prediction.
Proceedings of the 2017 IEEE International Conference on Image Processing, 2017

Color correction of underwater images based on multi-illuminant estimation with exposure bracketing imaging.
Proceedings of the 2017 IEEE International Conference on Image Processing, 2017

RGB-NIR imaging with exposure bracketing for joint denoising and deblurring of low-light color images.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Disparity estimation in stereo videos using spatio-temporal disparity hyperplane models.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Robust removal of fixed pattern noise on multi-focus images.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

2016
Compressive multi-spectral imaging using self-correlations of images based on hierarchical joint sparsity models.
Mach. Vis. Appl., 2016

Detecting flaws in golf swing using common movements of professional players.
Mach. Vis. Appl., 2016

Enhanced Cascading Classifier Using Multi-Scale HOG for Pedestrian Detection from Aerial Images.
Int. J. Pattern Recognit. Artif. Intell., 2016

Using Motion Blur to Recognize Hand Gestures in Low-light Scenes.
Proceedings of the 11th Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2016), 2016

Scene flow estimation through 3D analysis of multi-focus images.
Proceedings of the 2016 Visual Communications and Image Processing, 2016

Two-layer light field imaging using an organic photoelectric conversion film.
Proceedings of the 2016 IEEE International Conference on Image Processing, 2016

2015
Enhancing Color Images of Extremely Low Light Scenes Based on RGB/NIR Images Acquisition With Different Exposure Times.
IEEE Trans. Image Process., 2015

Enhancing low-light color images using an RGB-NIR single sensor.
Proceedings of the 2015 Visual Communications and Image Processing, 2015

2014
Fast multiple-view denoising based on image reconstruction by plane sweeping.
Proceedings of the 2014 IEEE Visual Communications and Image Processing Conference, 2014

Wide range depth estimation from two blurred images with tilted lens optics.
Proceedings of the International Symposium on Intelligent Signal Processing and Communication Systems, 2014

Capturing color and near-infrared images with different exposure times for image enhancement under extremely low-light scene.
Proceedings of the 2014 IEEE International Conference on Image Processing, 2014

Depth estimation for automotive with tilted optics imaging.
Proceedings of the 2014 IEEE International Conference on Image Processing, 2014

2013
Sensor-Pattern-Noise Map Reconstruction in Source Camera Identification for Size-Reduced Images.
IEICE Trans. Inf. Syst., 2013

Depth estimation based on defocus blur using a single image taken by a tilted lens optics camera.
Proceedings of the International Symposium on Intelligent Signal Processing and Communication Systems, 2013

2012
High-Accuracy Motion Estimation by Variable Gradient Method Using High Frame-Rate Images.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012

A study on efficient compression of multi-focus images for dense Light-Field reconstruction.
Proceedings of the 2012 Visual Communications and Image Processing, 2012

Effective global prediction for dense light-field compression by using synthesized multi-focus images.
Proceedings of the International Conference on Computer Graphics and Interactive Techniques, 2012

An 8-segmented 256×512 CMOS image sensor for processing element-coupled unified system in machine vision application.
Proceedings of the 10th IEEE International NEWCAS Conference, 2012

Image emphasis based on integration of high frame-rate images by new gradient-based motion estimation method.
Proceedings of the International Symposium on Intelligent Signal Processing and Communications Systems, 2012

An 84-dB extended dynamic range, 152fps, 512 × 384 segmented-base CMOS image sensor with a 10bit, 2.5-MS/s, 6.5-mW pipelined ADC.
Proceedings of the International Symposium on Intelligent Signal Processing and Communications Systems, 2012

Distance estimation using two different-aperture images obtained by tilted lens optics camera.
Proceedings of the International Symposium on Intelligent Signal Processing and Communications Systems, 2012

Estimation of earthquake ground motion by image analysis of sliding objects taken with a fixed camera.
Proceedings of the 21st International Conference on Pattern Recognition, 2012

A novel scheme for 4-D Light-Field compression based on 3-D representation by multi-focus images.
Proceedings of the 19th IEEE International Conference on Image Processing, 2012

Color hologram generation using depth map of real objects with viewing-zone-angle expansion.
Proceedings of the Stereoscopic Displays and Applications XXIII, 2012

2011
Image Quality Enhancement for Single-Image Super Resolution Based on Local Similarities and Support Vector Regression.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011

Real-Time Depth Estimation with Wide Detectable Range Using Horizontal Planes of Sharp Focus Proceedings.
Proceedings of the Advances Concepts for Intelligent Vision Systems, 2011

2010
Electoronic hologram generation using high quality color and depth information of natural scene.
Proceedings of the Picture Coding Symposium, 2010

Improvement of spatial resolution by integration of high-speed sub-frame images.
Proceedings of the Picture Coding Symposium, 2010

Distance and relative speed estimation of binocular camera images based on defocus and disparity information.
Proceedings of the Picture Coding Symposium, 2010

High-speed-computational image sensor for detection of 2D motion vector by using single pixel matching.
Proceedings of the 2010 IEEE International Conference on Multimedia and Expo, 2010

A study on high-quality free viewpoint image reconstruction systems using multi-focus images by FPGA-based signal processing.
Proceedings of the International Conference on Image Processing, 2010

Virtual view image synthesis for eye-contact in TV conversation system.
Proceedings of the Three-Dimensional Image Processing (3DIP) and Applications, 2010

2009
Objective Evaluation of Components of Colour Distortions due to Image Compression.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2009

Arbitrary viewpoint image synthesis for real-time processing system using multiple image sensors.
Proceedings of the 8th International Conference on Virtual Reality Continuum and its Applications in Industry, 2009

Arbitrary view generation for eye-contact communication using projective transformations.
Proceedings of the 8th International Conference on Virtual Reality Continuum and its Applications in Industry, 2009

Free viewpoint image reconstruction from 3-D multi-focus imaging sequences and its implementation by GPU-based computing.
Proceedings of the 8th International Conference on Virtual Reality Continuum and its Applications in Industry, 2009

Depth Estimation Using Variant of Depth of Field by Horizontal Planes of Sharp Focus.
Proceedings of the Advances in Robotics, 2009

2008
Wide Dynamic Range Image Sensor with Polygonal-Line I/O Characteristic Adapted to Brightness Distribution of Objects.
IEICE Trans. Electron., 2008

Free viewpoint image reconstruction from multiple differently focused images and its implementation by CELL-based computing.
Proceedings of the 7th International Conference on Virtual Reality Continuum and its Applications in Industry, 2008

High Speed Depth Estimation Using Tilted Focal Planes.
Proceedings of the 4th IEEE International Symposium on Electronic Design, 2008

2007
Wide View Imaging System Using Eight Random Access Image Sensors.
IEICE Trans. Electron., 2007

Adaptive nonlinear imaging characteristic for wide-dynamic-range image sensor using variable integration time.
Proceedings of the Digital Photography III, San Jose, CA, USA, January 29-30, 2007, 2007

2005
Perceptual quality of motion of video sequences on mobile terminals.
Proceedings of the Signal and Image Processing (SIP 2005), 2005

High-speed sensing system for depth estimation based on depth-from-focus by using smart imager.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2005), 2005

A Comparison of Subjective Picture Quality with Objective Measure Using Subjective Spatial Frequency.
Proceedings of the 2005 IEEE International Conference on Multimedia and Expo, 2005

Depth estimation for synthesizing arbitrary view images by random access IBR sensor array.
Proceedings of the 2005 International Conference on Image Processing, 2005

A Smart Image Sensor with Attention Modules.
Proceedings of the Seventh International Workshop on Computer Architectures for Machine Perception (CAMP 2005), 2005

2004
Wide View Surveillance System with Multiple Smart Image Sensors and Mirrors.
Proceedings of the Advances in Multimedia Information Processing - PCM 2004, 5th Pacific Rim Conference on Multimedia, Tokyo, Japan, November 30, 2004

Smart image sensor for high speed in-focus detection.
Proceedings of the 2004 International Conference on Image Processing, 2004

2002
A proposal of writer verification of hand written objects.
Proceedings of the 2002 IEEE International Conference on Multimedia and Expo, 2002

Real-time objects tracking by using smart image sensor and FPGA.
Proceedings of the 2002 International Conference on Image Processing, 2002

Improvement of On-line Signature Verification System Robust to Intersession Variability.
Proceedings of the Biometric Authentication, 2002

2001
A computational image sensor with adaptive pixel-based integration time.
IEEE J. Solid State Circuits, 2001

New method of on-sensor A/D conversion.
Proceedings of the 2001 International Symposium on Circuits and Systems, 2001

Signature Verification Adapting To Intersession Variability.
Proceedings of the 2001 IEEE International Conference on Multimedia and Expo, 2001

Pixel independent random access image sensor for real time image-based rendering system.
Proceedings of the 2001 International Conference on Image Processing, 2001

A proposal of objective measure considering subjective observation areas.
Proceedings of the 2001 International Conference on Image Processing, 2001

Spoken word recognition with digital cochlea using 32 DSP-boards.
Proceedings of the IEEE International Conference on Acoustics, 2001

Lip Recognition Using Morphological Pattern Spectrum.
Proceedings of the Audio- and Video-Based Biometric Person Authentication, 2001

2000
New A/D Conversion Technique for Smart Image Sensor.
Proceedings of the IAPR Conference on Machine Vision Applications (IAPR MVA 2000), 2000

Writer Verification Using Altitude and Direction of Pen Movement.
Proceedings of the 15th International Conference on Pattern Recognition, 2000

A Study on Subjective Evaluation of Facial Polygon Model.
Proceedings of the 2000 IEEE International Conference on Multimedia and Expo, 2000

On-Line Signature Verification based on Altitude and Direction of Pen Movement.
Proceedings of the 2000 IEEE International Conference on Multimedia and Expo, 2000

Perceptual Color on Internet Browser.
Proceedings of the 2000 IEEE International Conference on Multimedia and Expo, 2000

An Interactive Quality Evaluation of Reduced Polygon Model.
Proceedings of the 2000 International Conference on Image Processing, 2000

A Computational Image Sensor with Pixel-Based Integration Time Control.
Proceedings of the 2000 International Conference on Image Processing, 2000

New design and implementation of adaptive-integration-time image sensor.
Proceedings of the IEEE International Conference on Acoustics, 2000

1999
Very fast tracking and depth estimation by using focal plane compression sensors.
Proceedings of the 1999 International Symposium on Circuits and Systems, ISCAS 1999, Orlando, Florida, USA, May 30, 1999

Collaborative Method for Quality Evaluation of Coded Pictures.
Proceedings of the 1999 International Conference on Image Processing, 1999

Real-Time Image Processing by Using Image Compression Sensor.
Proceedings of the 1999 International Conference on Image Processing, 1999

1998
A New Image Sensor with Space Variant Sampling Control on a Focal Plane.
Proceedings of IAPR Workshop on Machine Vision Applications, 1998

New Design and Implementation of On-Sensor-Compression.
Proceedings of IAPR Workshop on Machine Vision Applications, 1998

Spatially Variant Flexible Sampling Control Integrated on an Image Sensor.
Proceedings of the 1998 IEEE International Conference on Image Processing, 1998

128 x 128 Pixels Image Sensor for On-Sensor-Compression.
Proceedings of the 1998 IEEE International Conference on Image Processing, 1998

Motion Adaptive Image Sensor.
Proceedings of the ASP-DAC '98, 1998

1997
On sensor image compression.
IEEE Trans. Circuits Syst. Video Technol., 1997

Implementations of on Sensor Image Compression and Comparisons Between Pixel and Column Parallel Architectures.
Proceedings of the Proceedings 1997 International Conference on Image Processing, 1997

1996
Video Enhancement Sensor Using Motion Adaptive Storage Time.
Proceedings of IAPR Workshop on Machine Vision Applications, 1996

Focal Plane Compression Sensors Based on Pixel Parallel and Column Parallel Architectures.
Proceedings of IAPR Workshop on Machine Vision Applications, 1996

On sensor image compression for high pixel rate imaging: pixel parallel and column parallel architectures.
Proceedings of the Proceedings 1996 International Conference on Image Processing, 1996

1994
A Novel Image Sensor for Video Compression.
Proceedings of the Proceedings 1994 International Conference on Image Processing, 1994


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