Noboru NAKASAKO


Acoustic Distance Measurement Method Based on Phase Interference Using Calibration and Whitening Processing in Real Environments
Masato NAKAYAMA Shimpei HANABUSA Tetsuji UEBO Noboru NAKASAKO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/08/01
Vol. E94-A  No. 8  pp. 1638-1646
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
interferenceacoustic distance measurementbackground components cancellation processingcalibrationwhitening
 Summary | Full Text:PDF

Fundamental Consideration on Distance Estimation Using Acoustical Standing Wave
Noboru NAKASAKO Tetsuji UEBO Atsushi MORI Norimitsu OHMATA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/04/01
Vol. E91-A  No. 4  pp. 1218-1221
Type of Manuscript:  LETTER
Category: Engineering Acoustics
Keyword: 
audible soundstanding wavepower spectrumrange spectrumdistance estimation
 Summary | Full Text:PDF

A Probabilistic Evaluation Method of Output Response Based on the Extended Regression Analysis Method for Sound Insulation Systems with Roughly Observed Data
Noboru NAKASAKO Mitsuo OHTA Yasuo MITANI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/08/25
Vol. E80-A  No. 8  pp. 1410-1416
Type of Manuscript:  Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
quantized-level observationsBayes' theoremextended regression analysisjoint probability density functionoutput response probability distribution
 Summary | Full Text:PDF

A Prediction Method of Non-Stationary Time Series Data by Using a Modular Structured Neural Network
Eiji WATANABE Noboru NAKASAKO Yasuo MITANI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/06/25
Vol. E80-A  No. 6  pp. 971-976
Type of Manuscript:  Special Section PAPER (Special Section on Signal Processing Theories and Applications Based on Modelling of Nonstationary Processes)
Category: 
Keyword: 
AR model with time varying paramenterstime series predictionmodular structured neural networksadditive learning ability
 Summary | Full Text:PDF

A State Estimation Method in Acoustic Environment Based on Fuzzy Observation Contaminated by Background Noise Utilization of Inverse Probability and Digital Filter
Akira IKUTA Mitsuo OHTA Noboru NAKASAKO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/05/25
Vol. E80-A  No. 5  pp. 825-832
Type of Manuscript:  Special Section PAPER (Special Section on Acoustical Inverse Problems)
Category: 
Keyword: 
state estimationfuzzy observationinverse probabilityacoustic environment
 Summary | Full Text:PDF

A Probabilistic Evaluation Method of Discriminating System Characteristics from Background Noise by Use of Multi-Output Observations in a Complicated Sound Environment
Noboru NAKASAKO Mitsuo OHTA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/08/25
Vol. E79-A  No. 8  pp. 1252-1255
Type of Manuscript:  Special Section LETTER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
sound insulation systemSEA methodbackground noiseequivalence of moment statisticssimultaneous multi-output observationsprediction of response probability
 Summary | Full Text:PDF

Stochastic Signal Processing for Incomplete Observations under the Amplitude Limitations in Indoor and Outdoor Sound Environments Based on Regression Analysis
Noboru NAKASAKO Mitsuo OHTA Hitoshi OGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/08/25
Vol. E77-A  No. 8  pp. 1353-1362
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: 
Keyword: 
dynamic rangeBayes' theoremextended regression analysisjoint probability density functionoutput response probability distribution
 Summary | Full Text:PDF

A Practical Trial of Dynamical State Estimation for Non-Gaussian Random Variable with Amplitude Limitation and Its Application to the Reverberation Time Measurement
Noboru NAKASAKO Mitsuo OHTA Yasuo MITANI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1993/09/25
Vol. E76-A  No. 9  pp. 1392-1402
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: 
Keyword: 
nonlinear saturation functionBayes' theoremdigital filternon-Gaussian distributionreverberation time measurement
 Summary | Full Text:PDF

Discrete Time Modeling and Digital Signal Processing for a Parameter Estimation of Room Acoustic Systems with Noisy Stochastic Input
Mitsuo OHTA Noboru NAKASAKO Kazutatsu HATAKEYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1992/11/25
Vol. E75-A  No. 11  pp. 1460-1467
Type of Manuscript:  Special Section PAPER (Special Section on Acoustic System Modeling and Signal Processing)
Category: 
Keyword: 
input background noise polluting sound inputBayes' theoremdigital filterparameter estimationnon-Gaussian distributionnon-linear observation
 Summary | Full Text:PDF