Hiroshi Nagahashi

According to our database, Hiroshi Nagahashi authored at least 67 papers between 1979 and 2022.

Collaborative distances:

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

2022

Efficient landslide detection by UAV-based multi-temporal visual analysis.

Yosuke Yamaguchi, Kai Matsui, Jun Ohya, Katsuya Hasegawa, Hiroshi Nagahashi

Proceedings of the Intelligent Robotics and Industrial Applications using Computer Vision 2022, 2022

2020

Developing Thermal Endoscope for Endoscopic Photothermal Therapy for Peritoneal Dissemination.

Mutsuki Ohara, Sohta Sanpei, Chanjin Seo, Jun Ohya, Ken Masamune, Hiroshi Nagahashi, Yuji Morimoto, Manabu Harada

Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems, 2020

2019

Detecting and Tracking Surgical Tools for Recognizing Phases of the Awake Brain Tumor Removal Surgery.

Hiroki Fujie, Keiju Hirata, Takahiro Horigome, Hiroshi Nagahashi, Jun Ohya, Manabu Tamura, Ken Masamune, Yoshihiro Muragaki

Proceedings of the 8th International Conference on Pattern Recognition Applications and Methods, 2019

2018

Estimating the UAVs' Crash Point Based on Optical Flows' Voting in the Image Plane.

Yusaku Hatano, Hiroshi Nagahashi, Chen Yi, Jun Ohya

Proceedings of the Computational Imaging XVI, Burlingame, 2018

2017

Mass spring models with adjustable Poisson's ratio.

Maciej Kot, Hiroshi Nagahashi

Vis. Comput., 2017

Real-time Action Recognition Based on Key Frame Detection.

Ling Zhou, Hiroshi Nagahashi

Proceedings of the 9th International Conference on Machine Learning and Computing, 2017

Verlet with Collisions for Mass Spring Model Simulations.

Maciej Kot, Hiroshi Nagahashi

Proceedings of the 12th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISIGRAPP 2017) - Volume 1: GRAPP, Porto, Portugal, February 27, 2017

2016

Constraints Optimization for Minimizing Stretch in Bounded-Parameterization.

Anuwat Dechvijankit, Hiroshi Nagahashi, Kota Aoki

J. Comput. Sci., 2016

2015

Elastic moduli of simple mass spring models.

Maciej Kot, Hiroshi Nagahashi, Piotr Szymczak

Vis. Comput., 2015

Analysis of Generalization Ability for Different AdaBoost Variants Based on Classification and Regression Trees.

Shuqiong Wu, Hiroshi Nagahashi

J. Electr. Comput. Eng., 2015

Analysis of Noteworthy Issues in Illumination Processing for Face Recognition.

Min Yao, Hiroshi Nagahashi

IEICE Trans. Inf. Syst., 2015

Penalized AdaBoost: Improving the Generalization Error of Gentle AdaBoost through a Margin Distribution.

Shuqiong Wu, Hiroshi Nagahashi

IEICE Trans. Inf. Syst., 2015

Second Degree of Freedom of Elastic Objects - Adjustable Poisson's Ratio for Mass Spring Models.

Maciej Kot, Hiroshi Nagahashi

Proceedings of the GRAPP 2015, 2015

A Homotopy Surface Cutting using Paths Crossing in Geodesic Distance.

Anuwat Dechvijankit, Hiroshi Nagahashi, Kota Aoki

Proceedings of the GRAPP 2015, 2015

2014

Parameterized AdaBoost: Introducing a Parameter to Speed Up the Training of Real AdaBoost.

Shuqiong Wu, Hiroshi Nagahashi

IEEE Signal Process. Lett., 2014

Illumination Normalization-Based Face Detection under Varying Illumination.

Min Yao, Hiroshi Nagahashi, Kota Aoki

IEICE Trans. Inf. Syst., 2014

Resolution Scaling for Mass Spring Model Simulations.

Maciej Kot, Hiroshi Nagahashi, Krzysztof Gracki

IEICE Trans. Inf. Syst., 2014

An Efficient Solution to 3D Reconstruction from Two Uncalibrated Views under SV Constraint.

Shuyang Dou, Hiroshi Nagahashi, Xiaolin Zhang

Proceedings of the VISAPP 2014, 2014

A novel method for extrinsic parameters estimation between a single-line scan LiDAR and a camera.

Pakapoj Tulsuk, Panu Srestasathiern, Miti Ruchanurucks, Teera Phatrapornnant, Hiroshi Nagahashi

Proceedings of the 2014 IEEE Intelligent Vehicles Symposium Proceedings, 2014

2013

Visual Correspondence Grouping via Local Consistent Neighborhood.

Kota Aoki, Hiroshi Nagahashi

IEICE Trans. Inf. Syst., 2013

Computational grading of hepatocellular carcinoma using multifractal feature description.

Chamidu Atupelage, Hiroshi Nagahashi, Masahiro Yamaguchi, Tokiya Abe, Akinori Hashiguchi, Michiie Sakamoto

Comput. Medical Imaging Graph., 2013

Real-time 2D hands detection and tracking for sign language recognition.

Shuqiong Wu, Hiroshi Nagahashi

Proceedings of the 8th International Conference on System of Systems Engineering, 2013

Segmentation-based illumination normalization for face detection.

Min Yao, Kota Aoki, Hiroshi Nagahashi

Proceedings of the IEEE 6th International Workshop on Computational Intelligence and Applications, 2013

2012

Classification of Prostate Histopathology Images Based on Multifractal Analysis.

Chamidu Atupelage, Hiroshi Nagahashi, Masahiro Yamaguchi, Tokiya Abe, Akinori Hashiguchi, Michiie Sakamoto

IEICE Trans. Inf. Syst., 2012

Multifractal feature descriptor for diagnosing liver and prostate cancers in H&E stained histologic images.

Chamidu Atupelage, Hiroshi Nagahashi, Masahiro Yamaguchi, Tokiya Abe, Akinori Hashiguchi, Michiie Sakamoto

Proceedings of the 9th IEEE International Symposium on Biomedical Imaging: From Nano to Macro, 2012

Multifractal feature descriptor for grading Hepatocellular carcinoma.

Chamidu Atupelage, Hiroshi Nagahashi, Masahiro Yamaguchi, Tokiya Abe, Akinori Hashiguchi, Michiie Sakamoto

Proceedings of the 21st International Conference on Pattern Recognition, 2012

Fast Way to Create Seam Boundary for Square Parameterization with Low-distortion.

Anuwat Dechvijankit, Hiroshi Nagahashi, Kota Aoki

Proceedings of the GRAPP & IVAPP 2012: Proceedings of the International Conference on Computer Graphics Theory and Applications and International Conference on Information Visualization Theory and Applications, 2012

2011

Image Categorization Using Scene-Context Scale Based on Random Forests.

Yousun Kang, Hiroshi Nagahashi, Akihiro Sugimoto

IEICE Trans. Inf. Syst., 2011

Common Visual Pattern Detection by Mixture Particle Filtering.

Kota Aoki, Hiroshi Nagahashi

Proceedings of the IAPR Conference on Machine Vision Applications (IAPR MVA 2011), 2011

2009

A multilevel surface modeling method and its application to range image registration.

Kota Aoki, Yoshihiko Sakuraba, Hiroshi Nagahashi

Proceedings of the 8th International Conference on Virtual Reality Continuum and its Applications in Industry, 2009

2008

3D Triangular Mesh Parameterization with Semantic Features Based on Competitive Learning Methods.

Shun Matsui, Kota Aoki, Hiroshi Nagahashi

IEICE Trans. Inf. Syst., 2008

2007

Using 3D Features to Evaluate Cork Quality.

Beatriz Paniagua-Paniagua, Miguel A. Vega-Rodríguez, Hiroshi Nagahashi, Juan Antonio Gómez Pulido, Juan Manuel Sánchez-Pérez

Proceedings of the SIGMAP 2007, 2007

Cross-Parameterization for Triangular Meshes with Semantic Features.

Shun Matsui, Kohta Aoki, Hiroshi Nagahashi, Ken'ichi Morooka

Proceedings of the 15th Pacific Conference on Computer Graphics and Applications, 2007

Noisy Image Segmentation Based on a Level Set Evolution.

Khaled Issa, Hiroshi Nagahashi

Proceedings of the IAPR Conference on Machine Vision Applications (IAPR MVA 2007), 2007

Self-organizing Deformable Model for Mapping 3D Object Model onto Arbitrary Target Surface.

Ken'ichi Morooka, Shun Matsui, Hiroshi Nagahashi

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

2006

Autonomous motion recognition by combining reinforcement learning and hidden Markov model.

Ken'ichi Morooka, Kazuhisa Hamamoto, Hiroshi Nagahashi

Syst. Comput. Jpn., 2006

Depth Perception from a 2D Natural Scene Using Scale Variation of Texture Patterns.

Yousun Kang, Hiroshi Nagahashi

IEICE Trans. Inf. Syst., 2006

A Method for Integrating Range Images with Different Resolutions for 3-D Model Construction.

Ken'ichi Morooka, Hiroshi Nagahashi

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

2005

Texture Classification Using Hierarchical Linear Discriminant Space.

Yousun Kang, Ken'ichi Morooka, Hiroshi Nagahashi

IEICE Trans. Inf. Syst., 2005

Bayesian Image Segmentation Using MRF's Combined with Hierarchical Prior Models.

Kohta Aoki, Hiroshi Nagahashi

Proceedings of the Image Analysis, 14th Scandinavian Conference, 2005

Scale Invariant Texture Analysis Using Multi-scale Local Autocorrelation Features.

Yousun Kang, Ken'ichi Morooka, Hiroshi Nagahashi

Proceedings of the Scale Space and PDE Methods in Computer Vision, 2005

An Approach for Defect Detection and Classification of the Yarn Ends for Splicing.

Khaled Issa, Hiroshi Nagahashi

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

Self-organizing Deformable Model: A New Method for Fitting Mesh Model to Given Object Surface.

Ken'ichi Morooka, Hiroshi Nagahashi

Proceedings of the Advances in Visual Computing, First International Symposium, 2005

2004

Behavior Learning and Animation Synthesis of Falling Flat Objects.

Kohta Aoki, Osamu Hasegawa, Hiroshi Nagahashi

J. Adv. Comput. Intell. Intell. Informatics, 2004

A Method for Watermarking to Bezier Polynomial Surface Models.

Hiroshi Nagahashi, Rikima Mitsuhashi, Ken'ichi Morooka

IEICE Trans. Inf. Syst., 2004

Texture classification using hierarchical discriminant analysis.

Syuichi Yasuoka, Yousun Kang, Ken'ichi Morooka, Hiroshi Nagahashi

Proceedings of the IEEE International Conference on Systems, 2004

Motion recognition by combining HMM and reinforcement learning.

Kazuhisa Hamamoto, Ken'ichi Morooka, Hiroshi Nagahashi

Proceedings of the IEEE International Conference on Systems, 2004

A method for detecting human face region based on generation and selection of kernel features.

Junya Arakawa, Ken'ichi Morooka, Yousun Kang, Hiroshi Nagahashi

Proceedings of the IEEE International Conference on Systems, 2004

2003

Texture Structure Classification and Depth Estimation using Multi-Scale Local Autocorrelation Features.

Yousun Kang, Osamu Hasegawa, Hiroshi Nagahashi

Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition, 2003

Animation synthesis by observation and learning.

Kohta Aoki, Ken'ichi Morooka, Osamu Hasegawa, Hiroshi Nagahashi

Proceedings of the IEEE International Symposium on Computational Intelligence in Robotics and Automation: Computational Intelligence in Robotics and Automation for the New Millennium, 2003

Watermarking for Bézier Polynomial Surface Models.

K. Ikesako, Ken'ichi Morooka, Hiroshi Nagahashi

Proceedings of the Sixth IASTED International Conference on Computer Graphics and Imaging, 2003

Active Balloon Model Based On 3D Skeleton Extraction By Competitive Learning.

Ken'ichi Morooka, Hiroyuki Takagi, Hiroshi Nagahashi

Proceedings of the 4th International Conference on 3D Digital Imaging and Modeling (3DIM 2003), 2003

2000

Extraction of male and female facial features using neural networks.

Tsuneo Kanno, Hiroshi Nagahashi, Takeshi Agui

Syst. Comput. Jpn., 2000

1999

Parallel Computation of Parametric Piecewise Modeling Method.

Mohamed Imine, Hiroshi Nagahashi

Proceedings of the International Conference on Parallel and Distributed Processing Techniques and Applications, 1999

1998

Active region segmentation of color images using neural networks.

Haruyuki Iwata, Hiroshi Nagahashi

Syst. Comput. Jpn., 1998

1997

A new approach in polynomial and Bézier parametric piecewise modeling.

Mohamed Imine, Hiroshi Nagahashi

Comput. Networks ISDN Syst., 1997

1996

3-D Modeling from a Single Sketch Image Using Genetic Algorithms.

Takanori Aoi, Hiroshi Nagahashi

Proceedings of IAPR Workshop on Machine Vision Applications, 1996

1995

A Paint System of Monochromatic Moving Images.

Hiroshi Nagahashi, Takeshi Agui, Tatsushi Ishiguro

IEICE Trans. Inf. Syst., 1995

Boundary detection of color images using neural networks.

Haruyuki Iwata, Takeshi Agui, Hiroshi Nagahashi

Proceedings of International Conference on Neural Networks (ICNN'95), Perth, WA, Australia, November 27, 1995

1994

Object surface construction from volume data with appropriate topology.

Takanori Nagae, Takeshi Agui, Hiroshi Nagahashi

Syst. Comput. Jpn., 1994

1993

Extraction of two-dimensional arbitrary shapes using a genetic algorithm.

Tomoharu Nagao, Takeshi Agui, Hiroshi Nagahashi

Proceedings of the Visual Communications and Image Processing '93, 1993

Adaptive model for mixed binary image coding.

Takahiro Hongu, Takeshi Agui, Hiroshi Nagahashi

Proceedings of the Visual Communications and Image Processing '93, 1993

1986

An interactive image processing system for microcomputers.

Hiroshi Nagahashi, Mikio Nakatsuyama, Norio Nishizuka

Syst. Comput. Jpn., 1986

A Pattern Description and Generation Method of Structural Characters.

Hiroshi Nagahashi, Mikio Nakatsuyama

IEEE Trans. Pattern Anal. Mach. Intell., 1986

1983

Curve generation of implicit functions by incremental computers.

Mikio Nakatsuyama, Kunihiro Kanno, Hiroshi Nagahashi, Norio Nishizuka

Comput. Graph., 1983

1979

A Coding Method of Chinese Characters.

Takeshi Agui, Hiroshi Nagahashi

IEEE Trans. Pattern Anal. Mach. Intell., 1979

A Description Method of Handprinted Chinese Characters.

Takeshi Agui, Hiroshi Nagahashi

IEEE Trans. Pattern Anal. Mach. Intell., 1979