Stability of neural networks and convergence of their sensitivity computation algorithms. - Kiichi Urahama (Syst. Comput. Jpn., 1990)

Performance of Neural Algorithms for Maximum-Cut Problems. - Kiichi Urahama (J. Circuits Syst. Comput., 1992)

A Gradient System Solution To Potts Mean Field Equations And Its Electronic Implementation. - Kiichi Urahama; Shin-Ichiro Ueno (Int. J. Neural Syst., 1993)

A neural algorithm incorporating winner-take-all subnets for combinatorial optimization. - Kiichi Urahama (Syst. Comput. Jpn., 1993)

Constrained Potts Mean Field Systems and Their Electronic Implementation. - Kiichi Urahama; Tadashi Yamada (Int. J. Neural Syst., 1994)

Equivalence between some dynamical systems for optimization. - Kiichi Urahama (Neural Process. Lett., 1994)

Analog circuit implementation and learning algorithm for nearest neighbor classifiers. - Kiichi Urahama; Takeshi Nagao (Pattern Recognit. Lett., 1994)

Gradient descent learning of nearest neighbor classifiers with outlier rejection. - Kiichi Urahama; Yasuhiro Furukawa (Pattern Recognit., 1995)

K-winners-take-all circuit with O(N) complexity. - Kiichi Urahama; Takeshi Nagao (IEEE Trans. Neural Networks, 1995)

Performance of the Relaxation Algorithm for Maximum-Cut Problems. - Kiichi Urahama; Hiroshi Nishiyuki (J. Circuits Syst. Comput., 1996)

Gradient Projection Network: Analog Solver for Linearly Constrained Nonlinear Programming. - Kiichi Urahama (Neural Comput., 1996)

Monochromatic Visualization of Multimodal Images by Projection Pursuit. - Yoshihiro Kitaoka; Kiichi Urahama (ICONIP, 1998)

Restoration and segmentation of images by using binding processes. - Hiroyuki Matsunaga; Kiichi Urahama (Syst. Comput. Jpn., 1998)

Sequential fuzzy cluster extraction by a graph spectral method. - Kohei Inoue; Kiichi Urahama (Pattern Recognit. Lett., 1999)

Unsupervised learning algorithms for multimodal pattern classifiers. - Hiroyuki Matsunaga; Kiichi Urahama (Syst. Comput. Jpn., 1999)

Extraction of Fuzzy Clusters from Weighted Graphs. - Seiji Hotta; Kohei Inoue; Kiichi Urahama (PAKDD, 2000)

Learning of view-invariant pattern recognizer with temporal context. - Kohei Inoue; Kiichi Urahama (Pattern Recognit., 2000)

Separation of Multiple Objects in Motion Images by Clustering. - Kohei Inoue; Kiichi Urahama (ICCV, 2001)

Image Retrieval With Multi-Stage Filtering In Low Dimensions. - Kohei Inoue; Kiichi Urahama (ICME, 2001)

Context propagation based on membership feedback. - Kohei Inoue; Kiichi Urahama (Syst. Comput. Jpn., 2001)

Recognition and Retrieval of Face Images by Semi-supervised Learning. - Kohei Inoue; Kiichi Urahama (PCM (2), 2004)

Continuous Optimization for Item Selection in Collaborative Filtering. - Kohei Inoue; Kiichi Urahama (IEICE Trans. Inf. Syst., 2004)

Robust Fuzzy Clustering Based on Similarity between Data. - Kohei Inoue; Kiichi Urahama (J. Adv. Comput. Intell. Intell. Informatics, 2004)

Robust Kernel Fuzzy Clustering. - Weiwei Du; Kohei Inoue; Kiichi Urahama (FSKD (1), 2005)

Dimensionality Reduction for Semi-supervised Face Recognition. - Weiwei Du; Kohei Inoue; Kiichi Urahama (FSKD (2), 2005)

DSVD: a tensor-based image compression and recognition method. - Kohei Inoue; Kiichi Urahama (ISCAS (6), 2005)

An NPR Technique for Pointillistic and Mosaic Images with Impressionist Color Arrangement. - Linlin Jing; Kohei Inoue; Kiichi Urahama (ISVC, 2005)

Adaptive Image Translation for Painterly Rendering. - Kenji Hara; Kohei Inoue; Kiichi Urahama (MVA, 2005)

Equivalence of Non-Iterative Algorithms for Simultaneous Low Rank Approximations of Matrices. - Kohei Inoue; Kiichi Urahama (CVPR (1), 2006)

Non-Iterative Two-Dimensional Linear Discriminant Analysis. - Kohei Inoue; Kiichi Urahama (ICPR (2), 2006)

Unsupervised and Semi-Supervised Extraction of Clusters from Hypergraphs. - Weiwei Du; Kohei Inoue; Kiichi Urahama (IEICE Trans. Inf. Syst., 2006)

Image and Video Matting with Membership Propagation. - Weiwei Du; Kiichi Urahama (ACCV (2), 2007)

Segmentation of Images on Polar Coordinate Meshes. - Kenji Hara; Ryo Kurazume; Kohei Inoue; Kiichi Urahama (ICIP (2), 2007)

Hierarchically Distributed Dynamic Mean Shift. - Kohei Inoue; Kiichi Urahama (ICIP (1), 2007)

Automated separation of reflections from a single image based on edge classification. - Kenji Hara; Kohei Inoue; Kiichi Urahama (VISAPP (1), 2007)

Semi-Supervised Classification with Spectral Subspace Projection of Data. - Weiwei Du; Kiichi Urahama (IEICE Trans. Inf. Syst., 2007)

Semi-Supervised Classification with Spectral Projection of Multiplicatively Modulated Similarity Data. - Weiwei Du; Kiichi Urahama (IEICE Trans. Inf. Syst., 2007)

Unsupervised and Semi-Supervised Graph-Spectral Algorithms for Robust Extraction of Arbitrarily Shaped Fuzzy Clusters. - Weiwei Du; Kiichi Urahama (J. Adv. Comput. Intell. Intell. Informatics, 2007)

Semi-Supervised Pattern Classification Utilizing Fuzzy Clustering and Nonlinear Mapping of Data. - Weiwei Du; Kiichi Urahama (J. Adv. Comput. Intell. Intell. Informatics, 2007)

n-Mode Singular Vector Selection in Higher-Order Singular Value Decomposition. - Kohei Inoue; Kiichi Urahama (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2008)

Separation of layers from images containing multiple reflections and transparency using cyclic permutation. - Kenji Hara; Kohei Inoue; Kiichi Urahama (ICASSP, 2009)

Robust multilinear principal component analysis. - Kohei Inoue; Kenji Hara; Kiichi Urahama (ICCV, 2009)

Error-correcting semi-supervised learning with mode-filter on graphs. - Weiwei Du; Kiichi Urahama (ICCV Workshops, 2009)

Enhanced Spectral Embedding with Semi-supervised Feature Selection. - Weiwei Du; Kiichi Urahama (ICNC (1), 2009)

Semi-Supervised Spectral Mapping for Enhancing Separation between Classes. - Weiwei Du; Kiichi Urahama (MVA, 2009)

Robust Simultaneous Low Rank Approximation of Tensors. - Kohei Inoue; Kenji Hara; Kiichi Urahama (PSIVT, 2009)

Fixed-Coefficient Iterative Bilateral Filters for Graph-Based Image Processing. - Chang Jian; Kohei Inoue; Kenji Hara; Kiichi Urahama (PSIVT, 2009)

Halftoning with minimum spanning trees and its application to maze-like images. - Kohei Inoue; Kiichi Urahama (Comput. Graph., 2009)

Natural Image Matting with Membership Propagation. - Weiwei Du; Kiichi Urahama (IPSJ Trans. Comput. Vis. Appl., 2009)

Denoising of Multi-Modal Images with PCA Self-Cross Bilateral Filter. - Yu Qiu; Kiichi Urahama (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010)

Non-iterative Symmetric Two-Dimensional Linear Discriminant Analysis. - Kohei Inoue; Kenji Hara; Kiichi Urahama (IEICE Trans. Inf. Syst., 2011)

Graph-Spectral Filter for Removing Mixture of Gaussian and Random Impulsive Noise. - Yu Qiu; Zenggang Du; Kiichi Urahama (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011)

Edge-Preserving Cross-Sharpening of Multi-Modal Images. - Yu Qiu; Kiichi Urahama (IEICE Trans. Inf. Syst., 2011)

Error-Correcting Semi-Supervised Pattern Recognition with Mode Filter on Graphs. - Weiwei Du; Kiichi Urahama (J. Adv. Comput. Intell. Intell. Informatics, 2011)

Symmetric generalized low rank approximations of matrices. - Kohei Inoue; Kenji Hara; Kiichi Urahama (ICASSP, 2012)

A Unified View of Two-Dimensional Principal Component Analyses. - Kohei Inoue; Kenji Hara; Kiichi Urahama (SSPR/SPR, 2012)

Halftoning with Weighted Centroidal Voronoi Tessellations. - Kohei Inoue; Kiichi Urahama (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012)

Resolving permutation ambiguity in correlation-based blind image separation. - Kenji Hara; Kohei Inoue; Kiichi Urahama (Pattern Recognit. Lett., 2012)

Memory-Efficient Computation of High-Dimensional Integral Images. - Kohei Inoue; Kenji Hara; Kiichi Urahama (ACPR, 2013)

Integral image-based error diffusion. - Kohei Inoue; Kenji Hara; Kiichi Urahama (PCS, 2013)

A Hybrid Method for High Density Salt-and-Pepper Noise Removal. - Kohei Inoue; Kenji Hara; Kiichi Urahama (SITIS, 2013)

Generation of Moire-Picture-Like Color Images by Bilateral Filter. - Toru Hiraoka; Kiichi Urahama (IEICE Trans. Inf. Syst., 2013)

Anisotropic Lp Poisson Disk Sampling for NPR Image with Adaptively Shaped Pieces. - Tao Wang; Zhongying Hu; Kiichi Urahama (IEICE Trans. Inf. Syst., 2013)

Generalized Mixture Ratio Based Blind Image Separation. - Kenji Hara; Kohei Inoue; Kiichi Urahama (IEEE Signal Process. Lett., 2013)

Inverse cross-bilateral filter for cross-sharpening of images. - Lei Hang; Kohei Inoue; Kiichi Urahama (GCCE, 2014)

Cartesian Resizing of Line Drawing Pictures for Pixel Line Arts. - Zhongying Hu; Kiichi Urahama (IEICE Trans. Inf. Syst., 2014)

Iterative Method for Inverse Nonlinear Image Processing. - Zihan Yu; Kiichi Urahama (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2014)

Hue-Preserving Unsharp-Masking for Color Image Enhancement. - Zihan Yu; Kiichi Urahama (IEICE Trans. Inf. Syst., 2014)

A Differentiable Approximation Approach to Contrast-Aware Image Fusion. - Kenji Hara; Kohei Inoue; Kiichi Urahama (IEEE Signal Process. Lett., 2014)

On Hue-Preserving Saturation Enhancement in Color Image Enhancement. - Kohei Inoue; Kenji Hara; Kiichi Urahama (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2015)

Gradient operators for feature extraction from omnidirectional panoramic images. - Kenji Hara; Kohei Inoue; Kiichi Urahama (Pattern Recognit. Lett., 2015)

Reflectance spectra recovery with non-negativity constraints. - Kohei Inoue; Kenji Hara; Kiichi Urahama (ISPACS, 2016)

Generation of Oil-Film-Like Images by Bilateral Infra-Envelope Filter. - Toru Hiraoka; Kiichi Urahama (IEICE Trans. Inf. Syst., 2016)

Color Error Diffusion Based on Neugebauer Model. - Hengjun Yu; Kohei Inoue; Kenji Hara; Kiichi Urahama (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016)

Reversible data hiding using maximum and minimum filters for image interpolation. - Genki Ono; Kohei Inoue; Kenji Hara; Kiichi Urahama (GCCE, 2017)

Corner detection in fisheye images by modified Yin-Yang grid. - An-shui Yu; Kenji Hara; Kohei Inoue; Kiichi Urahama (IECON, 2017)

RGB Color Cube-Based Histogram Specification for Hue-Preserving Color Image Enhancement. - Kohei Inoue; Kenji Hara; Kiichi Urahama (J. Imaging, 2017)

Foreground Enlargement of Omnidirectional Images by Spherical Trigonometry. - An-shui Yu; Kenji Hara; Kohei Inoue; Kiichi Urahama (ICPR, 2018)

Saturation improvement in hue-preserving color image enhancement without gamut problem. - Hengjun Yu; Kohei Inoue; Kenji Hara; Kiichi Urahama (ICT Express, 2018)

Classification between natural and graphics images based on generalized Gaussian distributions. - Atsushi Morinaga; Kenji Hara; Kohei Inoue; Kiichi Urahama (Inf. Process. Lett., 2018)

Full-Reference Metric Adaptive Image Denoising. - Kenji Hara; Kohei Inoue; Kiichi Urahama (ICIP, 2019)

Acceleration Using Upper and Lower Smoothing Filters for Generating Oil-Film-Like Images. - Toru Hiraoka; Kiichi Urahama (IEICE Trans. Inf. Syst., 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)