Kenji Hara

According to our database, Kenji Hara authored at least 61 papers between 1998 and 2023.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2023

Order Space-Based Morphology for Color Image Processing.

Shanqian Sun, Yunjia Huang, Kohei Inoue, Kenji Hara

J. Imaging, 2023

2022

Local Contrast-Based Pixel Ordering for Exact Histogram Specification.

Kohei Inoue, Naoki Ono, Kenji Hara

J. Imaging, 2022

2021

Hue-Preserving Saturation Improvement in RGB Color Cube.

Kohei Inoue, Minyao Jiang, Kenji Hara

J. Imaging, 2021

Rolling Guidance Filter as a Clustering Algorithm.

Takayuki Hattori, Kohei Inoue, Kenji Hara

IEICE Trans. Inf. Syst., 2021

A convergence proof for local mode filtering.

Shuoyan Zhang, Kohei Inoue, Kenji Hara

ICT Express, 2021

2020

Neugebauer Models for Color Error Diffusion Halftoning.

Kaiming Wu, Kohei Inoue, Kenji Hara

J. Imaging, 2020

Hdr Image Saliency Estimation By Convex Optimization.

Kenji Hara, Kohei Inoue

Proceedings of the IEEE International Conference on Image Processing, 2020

2019

Foreground Enlargement of Spherical Images Using a Spring Model.

An-shui Yu, Kenji Hara, Kohei Inoue, Kiichi Urahama

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2019

Full-Reference Metric Adaptive Image Denoising.

Kenji Hara, Kohei Inoue, Kiichi Urahama

Proceedings of the 2019 IEEE International Conference on Image Processing, 2019

2018

Classification between natural and graphics images based on generalized Gaussian distributions.

Atsushi Morinaga, Kenji Hara, Kohei Inoue, Kiichi Urahama

Inf. Process. Lett., 2018

Saturation improvement in hue-preserving color image enhancement without gamut problem.

Hengjun Yu, Kohei Inoue, Kenji Hara, Kiichi Urahama

ICT Express, 2018

Omnidirectional Saliency Map Generation by Yin-Yang Grid Method.

Daiki Okazaki, An-shui Yu, Kenji Hara

Proceedings of the 2nd International Conference on Video and Image Processing, 2018

Foreground Enlargement of Omnidirectional Images by Spherical Trigonometry.

An-shui Yu, Kenji Hara, Kohei Inoue, Kiichi Urahama

Proceedings of the 24th International Conference on Pattern Recognition, 2018

2017

RGB Color Cube-Based Histogram Specification for Hue-Preserving Color Image Enhancement.

Kohei Inoue, Kenji Hara, Kiichi Urahama

J. Imaging, 2017

Corner detection in fisheye images by modified Yin-Yang grid.

An-shui Yu, Kenji Hara, Kohei Inoue, Kiichi Urahama

Proceedings of the IECON 2017 - 43rd Annual Conference of the IEEE Industrial Electronics Society, Beijing, China, October 29, 2017

Reversible data hiding using maximum and minimum filters for image interpolation.

Genki Ono, Kohei Inoue, Kenji Hara, Kiichi Urahama

Proceedings of the IEEE 6th Global Conference on Consumer Electronics, 2017

2016

Color Error Diffusion Based on Neugebauer Model.

Hengjun Yu, Kohei Inoue, Kenji Hara, Kiichi Urahama

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016

Reflectance spectra recovery with non-negativity constraints.

Kohei Inoue, Kenji Hara, Kiichi Urahama

Proceedings of the International Symposium on Intelligent Signal Processing and Communication Systems, 2016

2015

Gradient operators for feature extraction from omnidirectional panoramic images.

Kenji Hara, Kohei Inoue, Kiichi Urahama

Pattern Recognit. Lett., 2015

On Hue-Preserving Saturation Enhancement in Color Image Enhancement.

Kohei Inoue, Kenji Hara, Kiichi Urahama

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2015

2014

A Differentiable Approximation Approach to Contrast-Aware Image Fusion.

Kenji Hara, Kohei Inoue, Kiichi Urahama

IEEE Signal Process. Lett., 2014

2013

Generalized Mixture Ratio Based Blind Image Separation.

Kenji Hara, Kohei Inoue, Kiichi Urahama

IEEE Signal Process. Lett., 2013

A Hybrid Method for High Density Salt-and-Pepper Noise Removal.

Kohei Inoue, Kenji Hara, Kiichi Urahama

Proceedings of the Ninth International Conference on Signal-Image Technology & Internet-Based Systems, 2013

Integral image-based error diffusion.

Kohei Inoue, Kenji Hara, Kiichi Urahama

Proceedings of the 30th Picture Coding Symposium, 2013

Memory-Efficient Computation of High-Dimensional Integral Images.

Kohei Inoue, Kenji Hara, Kiichi Urahama

Proceedings of the 2nd IAPR Asian Conference on Pattern Recognition, 2013

2012

Resolving permutation ambiguity in correlation-based blind image separation.

Kenji Hara, Kohei Inoue, Kiichi Urahama

Pattern Recognit. Lett., 2012

A Unified View of Two-Dimensional Principal Component Analyses.

Kohei Inoue, Kenji Hara, Kiichi Urahama

Proceedings of the Structural, Syntactic, and Statistical Pattern Recognition, 2012

Symmetric generalized low rank approximations of matrices.

Kohei Inoue, Kenji Hara, Kiichi Urahama

Proceedings of the 2012 IEEE International Conference on Acoustics, 2012

2011

Non-iterative Symmetric Two-Dimensional Linear Discriminant Analysis.

Kohei Inoue, Kenji Hara, Kiichi Urahama

IEICE Trans. Inf. Syst., 2011

"ClearPlate" for capturing printed information: a scanner and viewfinder in one optical unit.

Atsuhiko Maeda, Kenji Hara, Minoru Kobayashi, Masanobu Abe

Proceedings of the International Conference on Human Factors in Computing Systems, 2011

2010

Median Photometric Stereo as Applied to the Segonko Tumulus and Museum Objects.

Daisuke Miyazaki, Kenji Hara, Katsushi Ikeuchi

Int. J. Comput. Vis., 2010

2009

Preferred color reproduction based on personal histogram transformation.

Kenji Hara, Atsuhiko Maeda, Hirohito Inagaki, Minoru Kobayashi, Masanobu Abe

IEEE Trans. Consumer Electron., 2009

Fixed-Coefficient Iterative Bilateral Filters for Graph-Based Image Processing.

Chang Jian, Kohei Inoue, Kenji Hara, Kiichi Urahama

Proceedings of the Advances in Image and Video Technology, Third Pacific Rim Symposium, 2009

Robust Simultaneous Low Rank Approximation of Tensors.

Kohei Inoue, Kenji Hara, Kiichi Urahama

Proceedings of the Advances in Image and Video Technology, Third Pacific Rim Symposium, 2009

Robust multilinear principal component analysis.

Kohei Inoue, Kenji Hara, Kiichi Urahama

Proceedings of the IEEE 12th International Conference on Computer Vision, ICCV 2009, Kyoto, Japan, September 27, 2009

Separation of layers from images containing multiple reflections and transparency using cyclic permutation.

Kenji Hara, Kohei Inoue, Kiichi Urahama

Proceedings of the IEEE International Conference on Acoustics, 2009

Illumination and spatially varying specular reflectance from a single view.

Kenji Hara, Ko Nishino

Proceedings of the 2009 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR 2009), 2009

2008

Mixture of Spherical Distributions for Single-View Relighting.

Kenji Hara, Ko Nishino, Katsushi Ikeuchi

IEEE Trans. Pattern Anal. Mach. Intell., 2008

Easy-setup eye movement recording system for human-computer interaction.

Manh Duong Phung, Quang Vinh Tran, Kenji Hara, Hirohito Inagaki, Masanobu Abe

Proceedings of the 2008 IEEE International Conference on Research, 2008

Real-Time Nonlinear FEM with Neural Network for Simulating Soft Organ Model Deformation.

Ken'ichi Morooka, Xian Chen, Ryo Kurazume, Seiichi Uchida, Kenji Hara, Yumi Iwashita, Makoto Hashizume

Proceedings of the Medical Image Computing and Computer-Assisted Intervention, 2008

Fast 3D reconstruction of human shape and motion tracking by parallel fast level set method.

Yumi Iwashita, Ryo Kurazume, Kenji Hara, Seiichi Uchida, Ken'ichi Morooka, Tsutomu Hasegawa

Proceedings of the 2008 IEEE International Conference on Robotics and Automation, 2008

2007

Automated separation of reflections from a single image based on edge classification.

Kenji Hara, Kohei Inoue, Kiichi Urahama

Proceedings of the VISAPP 2007: Proceedings of the Second International Conference on Computer Vision Theory and Applications, Barcelona, Spain, March 8-11, 2007, 2007

Segmentation of Images on Polar Coordinate Meshes.

Kenji Hara, Ryo Kurazume, Kohei Inoue, Kiichi Urahama

Proceedings of the International Conference on Image Processing, 2007

Robust 2D-3D alignment based on geometrical consistency.

Kenji Hara, Yuuki Kabashima, Yumi Iwashita, Ryo Kurazume, Tsutomu Hasegawa

Proceedings of the Sixth International Conference on 3-D Digital Imaging and Modeling, 2007

2006

Acceleration of narrow band method and its application to topology-adaptive 3D geometrical modeling.

Shuntaro Yui, Kenji Hara, Hongbin Zha, Tsutomu Hasegawa

Syst. Comput. Jpn., 2006

Robust Motion Capture System against Target Occlusion using Fast Level Set Method.

Yumi Iwashita, Ryo Kurazume, Tsutomu Hasegawa, Kenji Hara

Proceedings of the 2006 IEEE International Conference on Robotics and Automation, 2006

2005

Light Source Position and Reflectance Estimation from a Single View without the Distant Illumination Assumption.

Kenji Hara, Ko Nishino, Katsushi Ikeuchi

IEEE Trans. Pattern Anal. Mach. Intell., 2005

Adaptive Image Translation for Painterly Rendering.

Kenji Hara, Kohei Inoue, Kiichi Urahama

Proceedings of the IAPR Conference on Machine Vision Applications (IAPR MVA 2005), 2005

Multiple Light Sources and Reflectance Property Estimation Based on a Mixture of Spherical Distributions.

Kenji Hara, Ko Nishino, Katsushi Ikeuchi

Proceedings of the 10th IEEE International Conference on Computer Vision (ICCV 2005), 2005

Fast Alignment of 3D Geometrical Models and 2D Color Images Using 2D Distance Maps.

Yumi Iwashita, Ryo Kurazume, Tsutomu Hasegawa, Kenji Hara

Proceedings of the Fifth International Conference on 3D Digital Imaging and Modeling (3DIM 2005), 2005

2004

Fast implementation of level set method and its real-time applications.

Yumi Iwashita, Ryo Kurazume, Tokuo Tsuji, Tsutomu Hasegawa, Kenji Hara

Proceedings of the IEEE International Conference on Systems, 2004

2003

Polarization-based Inverse Rendering from a Single View.

Daisuke Miyazaki, Robby T. Tan, Kenji Hara, Katsushi Ikeuchi

Proceedings of the 9th IEEE International Conference on Computer Vision (ICCV 2003), 2003

Determining Reflectance and Light Position from a Single Image Without Distant Illumination Assumption.

Kenji Hara, Ko Nishino, Katsushi Ikeuchi

Proceedings of the 9th IEEE International Conference on Computer Vision (ICCV 2003), 2003

2002

Topology-adaptive modeling of objects using surface evolutions based on 3D mathematical morphology.

Kenji Hara, Hongbin Zha, Tsutomu Hasegawa

Syst. Comput. Jpn., 2002

Estimating Light Position and Surface Reflectance from Specular Reflection under Perspective Projection.

Kenji Hara, Ko Nishino, Atsushi Nakazawa, Katsushi Ikeuchi

Proceedings of the IAPR Conference on Machine Vision Applications (IAPR MVA 2002), 2002

A Fast Narrow Band Method and Its Application in Topology-Adaptive 3-D Modeling.

Shuntaro Yui, Kenji Hara, Hongbin Zha, Tsutomu Hasegawa

Proceedings of the 16th International Conference on Pattern Recognition, 2002

2001

Polishing Robot Using Joystick Controlled Teaching.

Fusaomi Nagata, Keigo Watanabe, Satoshi Hashino, Hiroyuki Tanaka, Takuro Matsuyama, Kenji Hara

J. Robotics Mechatronics, 2001

2000

Topology-adaptive modeling of objects by using variable-size ball marching.

Kenji Hara, Hongbin Zha, Tsutomu Hasegawa

Proceedings of the IEEE International Conference on Systems, 2000

Surface Evolution Based on Wave Propagation and Its Application to Topology-Adaptive 3D Modeling.

Kenji Hara, Hongbin Zha, Tsutomu Hasegawa

Proceedings of the IAPR Conference on Machine Vision Applications (IAPR MVA 2000), 2000

1999

Topology-Adaptive Modeling of Objects by a Level Set Method with Multi-Level Stopping Conditions.

Kenji Hara, Hongbin Zha, Tsutomu Hasegawa

Proceedings of the 1999 International Conference on Image Processing, 1999

1998

Regularization-based 3D object modeling from multiple range images.

Kenji Hara, Hongbin Zha, Tsutomu Hasegawa

Proceedings of the Fourteenth International Conference on Pattern Recognition, 1998