An intuitive contrast enhancement of an image data employing the self-organizing relationship (SOR). - Keiichi Horio; Takuma Haraguchi; Takeshi Yamakawa (IJCNN, 1999)

A New Method of Hough Transform by Using SOM with Input Vector Transformation. - Takeshi Yamakawa; Keiichi Horio; Shiho Izumi; Tsutom Miki (WSOM, 2001)

A SOM Association Network. - Takeshi Yamakawa; Keiichi Horio; Ryosuke Kubota (WSOM, 2001)

A New Interpolation Algorithm Employing a Self-Organizing Map. - Takeshi Yamakawa; Keiichi Horio; Yohei Oosako; Tsutomu Miki (WSOM, 2001)

Feedback Self-Organizing Map and its Application to Spatio-Temporal Pattern Classification. - Keiichi Horio; Takeshi Yamakawa (Int. J. Comput. Intell. Appl., 2001)

Modeling of Nonlinear Systems by Employing Self-Organization and Evaluation - SOR Network. - Takeshi Yamakawa; Keiichi Horio (AFSS, 2002)

Adaptive Affine Subspace Self-organizing Map with Kernel Method. - Hideaki Kawano; Keiichi Horio; Takeshi Yamakawa (ICONIP, 2004)

Self-organizing Relationship (SOR) Network with Fuzzy Inference Based Evaluation and Its Application to Trailer-Truck Back-Up Control. - Takanori Koga; Keiichi Horio; Takeshi Yamakawa (ICONIP, 2004)

Self-organizing map hardware accelerator system and its application to realtime image enlargement. - Hakaru Tamukoh; Taksahi Aso; Keiichi Horio; Takeshi Yamakawa (IJCNN, 2004)

Pattern Recognition Based on Relative Position of Local Features Using Self-Organizing Map. - Keiichi Horio; Akira Aikawa; Takeshi Yamakawa (ICICIC (2), 2006)

A Digital Hardware Architecture of Self-Organizing Relationship (SOR) Network. - Hakaru Tamukoh; Keiichi Horio; Takeshi Yamakawa (ICONIP (3), 2006)

Self-Organizing Map with Input Data Represented as Graph. - Takeshi Yamakawa; Keiichi Horio; Masaharu Hoshino (ICONIP (1), 2006)

Evaluation-Based Topology Representing Network for Accurate Learning of Self-Organizing Relationship Network. - Takeshi Yamakawa; Keiichi Horio; Takahiro Tanaka (ICONIP (1), 2006)

The Self-Organizing Relationship (SOR) network employing fuzzy inference based heuristic evaluation. - Takanori Koga; Keiichi Horio; Takeshi Yamakawa (Neural Networks, 2006)

Advanced Learning of SOR Network Employing Evaluation-based Topology Representing Network. - Takeshi Yamakawa; Keiichi Horio; Takahiro Tanaka (HIS, 2007)

A bit-shifting-based fuzzy inference for self-organizing relationship (SOR) network. - Hakaru Tamukoh; Keiichi Horio; Takeshi Yamakawa (IEICE Electron. Express, 2007)

Binary Self-Organizing Map with Modified Updating Rule and Its Application to Reproduction of Genetic Algorithm. - Ryosuke Kubota; Keiichi Horio; Takeshi Yamakawa (IEICE Trans. Inf. Syst., 2007)

Diagnosis Support System for Mucous Membrane Diseases in Oral Cavity. - Keiichi Horio; Shuhei Matsumoto; Taishi Ohtani; Manabu Habu; Kazuhiro Tominaga; Takeshi Yamakawa (ICONIP (2), 2009)

Multi-space Competitive DGA and its application to localization of multiple signal sources. - Keiichi Horio; Shudai Ishikawa; Hideaki Misawa; Tatsuji Tokiwa; Takeshi Yamakawa; Ryosuke Kubota (NaBIC, 2010)

Effective and Adaptive Learning Based on Diversive/Specific Curiosity. - Naoki Shimo; Shaoning Pang 001; Keiichi Horio; Nikola K. Kasabov; Hakaru Tamukoh; Takanori Koga; Satoshi Sonoh; Hirohisa Isogai; Takeshi Yamakawa (Brain-Inspired Information Technology, 2010)

Emotional Behavior and Expression Based on a Neural Network Model of Amygdala. - Satoshi Sonoh; Shuji Aou; Keiichi Horio; Hakaru Tamukoh; Takanori Koga; Naoki Shimo; Takeshi Yamakawa (Brain-Inspired Information Technology, 2010)

Decision making based on reinforcement learning and emotion learning for social behavior. - Atsushi Matsuda; Hideaki Misawa; Keiichi Horio (FUZZ-IEEE, 2011)

Rough winner-take-all for hardware oriented vector quantization algorithm. - Hakaru Tamukoh; Keiichi Horio; Takeshi Yamakawa; Masatoshi Sekine (IEICE Electron. Express, 2011)

Multi-Space Competitive DGA for Model Selection and its Application to Localization of Multiple Signal Sources. - Shudai Ishikawa; Hideaki Misawa; Ryosuke Kubota; Tatsuji Tokiwa; Keiichi Horio; Takeshi Yamakawa (J. Adv. Comput. Intell. Intell. Informatics, 2011)

Efficient localization using particle filter with clustering considering obstacles. - Tomohiko Fukuda; Keiichi Horio (FUSION, 2012)

Extrapolation of Group Proximity from Member Relations Using Embedding and Distribution Mapping. - Hideaki Misawa; Keiichi Horio; Nobuo Morotomi; Kazumasa Fukuda; Hatsumi Taniguchi (IEICE Trans. Inf. Syst., 2012)

Signal sources localization using GA preserving genetic diversity based on fitness values. - Shudai Ishikawa; Keiichi Horio; Yoshiaki Ueda; Ryosuke Kubota; Takeshi Yamakawa (ISPACS, 2013)

Human Tracking based on Particle Filter with Adaptive Local Descriptor. - Sangeun Lee; Keiichi Horio (SITIS, 2013)

Hierarchical Optimization Using Hierarchical Multi-competitive Genetic Algorithm and its Application to Multiple Vehicle Routing Problem. - Shudai Ishikawa; Ryosuke Kubota; Keiichi Horio (SIGMAP, 2014)

Effect of manual image cutout in diagnosis support system of oral mucosal disease based on intraoral image. - Keiichi Horio; Shinya Motoki; Kentaro Saito; Manabu Habu; Kazuhiro Tominaga (ISCIT, 2015)

Effective hierarchical optimization using integration of solution spaces and its application to multiple Vehicle Routing Problem. - Shudai Ishikawa; Keiichi Horio; Ryosuke Kubota (ISPACS, 2015)

The Cognitive Mechanisms of Multi-scale Perception for the Recognition of Extremely Similar Faces. - Yasuomi D. Sato; Takao Nagatomi; Keiichi Horio; Hiroyuki Miyamoto (Cogn. Comput., 2015)

Effective hierarchical optimization by a hierarchical multi-space competitive genetic algorithm for the flexible job-shop scheduling problem. - Shudai Ishikawa; Ryosuke Kubota; Keiichi Horio (Expert Syst. Appl., 2015)

Preprocessing techniques based on LBP and Gabor filters for clothing classification. - Srisupang Thewsuwan; Keiichi Horio (ISPACS, 2016)

Overcoming drawback of feature instantaneous bandwidth using EMD for epileptic seizure classification by RMS frequency. - Arindam G. Mahapatra; Keiichi Horio (SMC, 2016)

MCA Based Epilepsy EEG Classification Using Time Frequency Domain Features. - Arindam Gajendra Mahapatra; Balbir Singh; Keiichi Horio; Hiroaki Wagatsuma (EMBC, 2018)

Simultaneous Analysis of Subjective and Objective Data Using Coupled Tensor Self-organizing Maps: Wine Aroma Analysis with Sensory and Chemical Data. - Keisuke Yoneda; Kimihiro Nakano; Keiichi Horio; Tetsuo Furukawa (ICONIP (6), 2018)

Development of Pillar Electrode Array for Electrorotation Analysis of Single Cells. - Masanori Eguchi; Keiichi Horio; Futoshi Kuroki; Hiroko Imasato; Takeshi Yamakawa (WAC, 2018)

Consideration of Relationship Between Shape and Angular Velocity of Particles Under Electrorotation. - Keiichi Horio; Koya Matsuyama; Masanori Eguchi; Takeshi Yamakawa (WAC, 2018)

Classification of ictal and interictal EEG using RMS frequency, dominant frequency, root mean instantaneous frequency square and their parameters ratio. - Arindam G. Mahapatra; Keiichi Horio (Biomed. Signal Process. Control., 2018)

Epilepsy EEG classification using morphological component analysis. - Arindam Gajendra Mahapatra; Balbir Singh; Hiroaki Wagatsuma; Keiichi Horio (EURASIP J. Adv. Signal Process., 2018)

Self-Calibration Algorithm for a Pressure Sensor with a Real-Time Approach Based on an Artificial Neural Network. - Ahmed M. Almassri; Wan Zuha Wan Hasan; Siti Anom Ahmad; Suhaidi Shafie; Chikamune Wada; Keiichi Horio (Sensors, 2018)

Tuna Nutriment Tracking using Trajectory Mapping in Application to Aquaculture Fish Tank. - Hilmil Pradana; Keiichi Horio (DICTA, 2020)

Evaluation of Estimating Preschool Children's Verbal Communication Skills in Group Discussions. - Hiroki Yamaguchi; Keiichi Horio (SCIS/ISIS, 2022)

Automatic Controlling Fish Feeding Machine using Feature Extraction of Nutriment and Ripple Behavior. - Hilmil Pradana; Keiichi Horio (CoRR, 2022)

Individual Differences in Cut-Out Areas of Oral Images in Oral Mucosal Disease Diagnosis Support System. - Nanto Ozaki; Taishi Ohtani; Manabu Habu; Kazuhiro Tominaga; Keiichi Horio (J. Adv. Comput. Intell. Intell. Informatics, 2022)