Hiroki TAMURA


Low Voltage CMOS Current Mode Reference Circuit without Operational Amplifiers
Kenya KONDO Koichi TANNO Hiroki TAMURA Shigetoshi NAKATAKE 
Publication:   
Publication Date: 2018/05/01
Vol. E101-A  No. 5  pp. 748-754
Type of Manuscript:  PAPER
Category: Analog Signal Processing
Keyword: 
voltage referencebandgap referencecurrent modeOPAMP lesslow voltagelow powersubthreshold
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A Study on Gaze Estimation System of the Horizontal Angle Using Electrooculogram Signals
Mingmin YAN Hiroki TAMURA Koichi TANNO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2014/09/01
Vol. E97-D  No. 9  pp. 2330-2337
Type of Manuscript:  Special Section PAPER (Special Section on Multiple-Valued Logic and VLSI Computing)
Category: Circuit Implementations
Keyword: 
electrooculogram signalgaze estimationmathematical modeldrift
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A Low-Power and High-Linear Current to Time Converter for Wireless Sensor Networks
Ryota SAKAMOTO Koichi TANNO Hiroki TAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/06/01
Vol. E95-A  No. 6  pp. 1088-1090
Type of Manuscript:  LETTER
Category: Circuit Theory
Keyword: 
current to time convertertemperature sensoranalog to digital converterCMOS analog circuit
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Optimization and Verification of Current-Mode Multiple-Valued Digit ORNS Arithmetic Circuits
Motoi INABA Koichi TANNO Hiroki TAMURA Okihiko ISHIZUKA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2010/08/01
Vol. E93-D  No. 8  pp. 2073-2079
Type of Manuscript:  Special Section PAPER (Special Section on Multiple-Valued Logic and VLSI Computing)
Category: Multiple-Valued VLSI Technology
Keyword: 
multiple-valued logicoverlap resolution number systemcurrent-mode circuitweak-inversion region
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Low-Voltage, Wide-Common-Mode-Range and High-CMRR CMOS OTA
Hisashi TANAKA Koichi TÁNNO Ryota MIWA Hiroki TAMURA Kenji MURAO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/05/01
Vol. E93-A  No. 5  pp. 936-941
Type of Manuscript:  PAPER
Category: Analog Signal Processing
Keyword: 
weak inversion regionvoltage-to-current converterlow-voltagelow-powerhigh-linearity
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A Multi-Layered Immune System for Graph Planarization Problem
Shangce GAO Rong-Long WANG Hiroki TAMURA Zheng TANG 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2009/12/01
Vol. E92-D  No. 12  pp. 2498-2507
Type of Manuscript:  PAPER
Category: Biocybernetics, Neurocomputing
Keyword: 
artificial immune systemmulti-layeredgraph planarizationestimationfeature
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Design of CMOS OTAs for Low-Voltage and Low-Power Application
Hisashi TANAKA Koichi TANNO Hiroki TAMURA Kenji MURAO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/11/01
Vol. E91-A  No. 11  pp. 3385-3388
Type of Manuscript:  LETTER
Category: Analog Signal Processing
Keyword: 
weak inversion regionOTAlow-voltagelow-powerhigh-linearity
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Midpoint-Validation Method for Support Vector Machine Classification
Hiroki TAMURA Koichi TANNO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2008/07/01
Vol. E91-D  No. 7  pp. 2095-2098
Type of Manuscript:  LETTER
Category: Biocybernetics, Neurocomputing
Keyword: 
support vector machinemidpoint-validationpattern classification problem
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Objective Function Adjustment Algorithm for Combinatorial Optimization Problems
Hiroki TAMURA Zongmei ZHANG Zheng TANG Masahiro ISHII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/09/01
Vol. E89-A  No. 9  pp. 2441-2444
Type of Manuscript:  LETTER
Category: Numerical Analysis and Optimization
Keyword: 
guided local searchlocal searchobjective function adjustmentTabu search
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Affinity Based Lateral Interaction Artificial Immune System
Hongwei DAI Zheng TANG Yu YANG Hiroki TAMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2006/04/01
Vol. E89-D  No. 4  pp. 1515-1524
Type of Manuscript:  PAPER
Category: Human-computer Interaction
Keyword: 
immune systemsaffinityartificial immune systempattern recognition
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Avoiding the Local Minima Problem in Backpropagation Algorithm with Modified Error Function
Weixing BI Xugang WANG Zheng TANG Hiroki TAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/12/01
Vol. E88-A  No. 12  pp. 3645-3653
Type of Manuscript:  PAPER
Category: Neural Networks and Bioengineering
Keyword: 
backpropagationlearninglocal minimamodified error function
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An Expanded Maximum Neural Network with Chaotic Dynamics for Cellular Radio Channel Assignment Problem
Jiahai WANG Zheng TANG Hiroki TAMURA Xinshun XU 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/08/01
Vol. E87-A  No. 8  pp. 2092-2099
Type of Manuscript:  PAPER
Category: Nonlinear Problems
Keyword: 
channel assignment problemexpanded maximum neural networktransient chaosNP-complete problem
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An Improved Artificial Immune Network Model
Wei-Dong SUN Zheng TANG Hiroki TAMURA Masahiro ISHII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/06/01
Vol. E87-A  No. 6  pp. 1632-1640
Type of Manuscript:  PAPER
Category: Neural Networks and Bioengineering
Keyword: 
immune responsefuzzy immune theoryimmune networkpattern classificationpattern recognition
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Multilayer Network Learning Algorithm Based on Pattern Search Method
Xu-Gang WANG Zheng TANG Hiroki TAMURA Masahiro ISHII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/07/01
Vol. E86-A  No. 7  pp. 1869-1875
Type of Manuscript:  PAPER
Category: Neural Networks and Bioengineering
Keyword: 
multilayer neural networkspattern search methodbackpropagationlearning
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An Artificial Immune System Architecture and Its Applications
Wei-Dong SUN Zheng TANG Hiroki TAMURA Masahiro ISHII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/07/01
Vol. E86-A  No. 7  pp. 1858-1868
Type of Manuscript:  PAPER
Category: Neural Networks and Bioengineering
Keyword: 
immune theoryimmune networkimmune responsepattern recognitionpattern classification
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