Katohi's Research
Katohi's Research
- Research Intrests:
- - Nonlinear/Nonstationary Time Series Modeling and Statistical
System Analysis
- to investigate the dynamics of the system
which generates relevant multi dimensional data
- - Development for Signal Processing of Biomedical time series data
(especially MEG, EEG, pluse data)
- Research project:
- - 1998 Collaborative Research B of
The Institute of Statistical Mathematics
- 'Nonlinear time series analysis of neuroscience data'
- - 1998 Grant-in-Aid for Scientific Research (B)
- - 1999 Collaborative Research B of
The Institute of Statistical Mathematics
- 'Nonlinear time series analysis of neuroscience data'
- - 1999 Grant-in-Aid for Scientific Research (B)
- - 2000 Collaborative Research B of
The Institute of Statistical Mathematics
- 'Nonlinear time series analysis of neuroscience data'
- - 2000 Grant-in-Aid for Scientific Research (B)
- - 2000 Grant-in-Aid for Scientific Research on Priority Areas
- - 2001 Collaborative Research B of
The Institute of Statistical Mathematics
- 'Nonlinear time series analysis of neuroscience data'
- - 2001 Grant-in-Aid for Scientific Research on Priority Areas
- Publication:
- Refereed papers
- - Ishiguro, M., Kato, H., Akaike, H. (1999).
- ARDOCK, An Auto-Regressive Model Analyzer.
Computer Science Monographs The Institute of Statistical Mathematics,
No.30.
- - Kato, H., Kawahara, H. (1998).
- An Application of the Bayesian Time Series Model and Statistical
System Analysis for F0 Control.
Journal of Speech Communication, Vol. 24(4), pp.325-339.
- - Kato, H., Ishiguro, M. (1997).
- Dynamical Analysis for Economic System by Multivariate Time
Series Model.
Proceedings of the Institute of Statistical Mathematics, Vol. 45,
No. 2, 301-318.
- - Kato, H., Naniwa, S., Ishiguro, M. (1996).
- A Bayesian Multivariate Nonstationary Time Series Model
for Estimating Mutual Relationships among Variables.
Journal of Econometrics, Vol. 75, pp.147-161.
- - Kato, H. (1996).
- A Statistical System Analysis for Nonstationary Biometric Time Series
Japanese Journal of Medical Electronics and Biological Engineering,
Vol. 10, No. 4, pp. 36-42.
- - Ishiguro,M., Kato, H. (1995).
- Economic System Analysis.
Mathematical Sciences, No.389, pp. 50-57 (in Japanese)
- - Kato, H., Naniwa, S., Ishiguro, M. (1995).
- A Multivariate Stochastic Model with Non-stationary
Trend Component.
Applied Stochastic Models and Data Analysis Vol. 11, No. 1, pp. 77-95.
- - Kato, H., Wada, T., Ishiguro, M. (1994)
- A Study of Human Body Balance by New Multivariate
Feedback Models with Common Low Frequency Components.
Japanese Journal of Biometrics, Vol. 15, pp. 41-57.
- - Kato, H., Abe, K., Terakado, H., Konno, N. (1991).
- Time Series Analysis of EEG: Local Weak Stationary,
Self-Similarity, Normality.
The Institute of Electronics, Information and Communication
Engineers D-II J74-D-II No.10 pp.1466-1471.
- Technical Report
- - Kato, H., Kawahara, H., Ishiguro, M.(1998).
- On the Coefficient-Modulated Autoregressive Model.
Statistical Research Group Technical Report No. 98-12,
Hiroshima University.
- - Kato, H., Ishiguro, M., Kawahara, H. (1998).
- A Study of an Autoregressive Model for Nonlinear Biomedical Time
Series Data Analysis.
Technical Report of IEICE, HIP97-38.
- - Kato, H., Kawahara, H. (1997).
- An Application of the Bayesian Time Series Model and Statistical
System Analysis for F0 Control.
Statistical Research Group Technical Report No. 97-4,
Hiroshima University.
- - Kawahara, H., Kato, H., Barros, A.K. (1996).
- Auditory modification of voice pitch fluctuations caused by
heart beat.
Acoust. Soc. Jpn., H-8.
- - Kato, H., Kawahara, H. (1995).
- An analysis of pitch fluctuation using a statistical time series
model.
Acoust. Soc. Jpn., H-95-93.
- - Kato, H., Kawahara, H. (1995).
- An investigation of Transformed Auditory Feedback method by a
statistical time series model
Advanced Telecommunications Research Institute International
Technical Report (in Japanese).
- - Kato, H., Wada, T., Ishiguro, M. (1994)
- A Study of Human Body Balance by New Multivariate Feedback Models
with Common Low Frequency Components.
Research Memorandum No.519, The Institute of Statistical Mathematics.
- - Kato, H., Ishiguro, M., Naniwa, S. (1993).
- A Multivariate Stochastic Model with Nonstationary Trend Component.
Research Memorandum No.474, The Institute of Statistical Mathematics.
- - Kato, H., Ishiguro, M., Naniwa, S. (1993).
- Bayesian Method for Estimating Mutual Relationships of Multivariate
Nonstationary Time Series without Individual Detrending.
Research Memorandum No.471, The Institute of Statistical Mathematics.
- Proceedings and presentaion
- - Honda, M., Kato, H., Ohara, S., Ikeda, A., Inoue, Y., Mihara, T.,
Baba, K., Shibasaki, H. (2001).
- Stochastic time-series analysis of intercortical functional coupling
during sustained muscle contraction.
In: Society for Neuroscience Abstracts.
- - Tanigawa,M., Yoshikawa,K., Toyama,K., Ohtani,Y., Ejima,Y., Ikeda,S.,
Kato,H., Kajihara,S (2000).
- Motion Adaptation Depresses Perception of Contour from Motion and
Magnetoencephlographic (MEG) Responses in V2/3 and V5.
In: Society for Neuroscience Abstracts.
- - Kato, H., Ozaki, T. (2000).
- A Nonlinear Time Series Model Applied to Heartbeat System Analysis.
In: proceedings of The International Symposium on Frontiers of Time
Series Modeling, pp. 358-359.
- - Osu, R., Kato, H., Kawato, M. (1999).
- Increased arm stiffness induced by performance error accelerates
internal model learning.
In: Society for Neuroscience Abstracts vol. 25, p.2176.
- - Kawahara, H., Kato, H., Williams, J.C. (1996).
- Effects of auditory feedback on F0 trajectory generation.
In: proceedings of ICSLP'96, pp. 287-290.
- - Kato, H., Kawahara, H. (1996).
- For the relationship of human speech production and perception.
The 2nd IFMBE-IMIA International Workshop on Biosignal Interpretation,
In: proceedings of the 2ND IMIA - IFMBE International workshop on
Biosignal interpretation, pp. 191-194.
- - Kato, H., Ishiguro, M. (1994).
- A Multivariate Stochastic Model with Common Factor for Estimating
Mutual Relationships.
In: proceedings of International Conference on Statistic in Industry,
Science and Technology, pp. 84-89. Univ. of Tokyo.
- - Ishiguro, M., Kato, H., Naniwa, S. (1993).
- VSA/VAR MODEL, vector seasonal adjustment/vector auto-regressive model.
In: proceedings of the 2nd U.S.-JAPAN Seminar on Statistical
Time Series Analysis, pp. 231-243.
- Ph.D. dissertation
- Kato, H. (1995).
- A Study of Multivariate Mean-Nonstationary Time Series Model
for Estimating Mutual Relationships.
The Graduate University for Advanced Studies
Department of Statistical Science School of Mathematical and Physical
Science.