Pitch extraction of speech signals using an eigen-based subspace method. - Takahiro Murakami; Munehiro Namba; Tetsuya Hoya; Yoshihisa Ishida (INTERSPEECH, 2002)

Transformation of spectral envelope for voice conversion based on radial basis function networks. - Tomomi Watanabe; Takahiro Murakami; Munehiro Namba; Tetsuya Hoya; Yoshihisa Ishida (INTERSPEECH, 2002)

Directionally constrained minimization of power algorithm for speech signals. - Takahiro Murakami; Kiyoshi Kurihara; Yoshihisa Ishida (INTERSPEECH, 2005)

Speech Enhancement by Spectral Subtraction Based on Subspace Decomposition. - Takahiro Murakami; Tetsuya Hoya; Yoshihisa Ishida (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

Stereophonic noise reduction using a combined sliding subspace projection and adaptive signal enhancement. - Tetsuya Hoya; Toshihisa Tanaka 001; Andrzej Cichocki; Takahiro Murakami; Gen Hori; Jonathon A. Chambers (IEEE Trans. Speech Audio Process., 2005)

Adaptive filtering for attenuating musical noise caused by spectral subtraction. - Takahiro Murakami; Yoshihisa Ishida (INTERSPEECH, 2006)

Pitch Shifting of Music Based on Adaptive Order Estimation of Linear Predictor. - Naoki Koshikawa; Takahiro Murakami; Toshihisa Tanaka 001 (PCM, 2008)

Compact Double-Gate Metal-Oxide-Semiconductor Field Effect Transistor Model for Device/Circuit Optimization. - Norio Sadachika; Takahiro Murakami; Hideki Oka; Ryou Tanabe; Hans Jürgen Mattausch; Mitiko Miura-Mattausch (IEICE Trans. Electron., 2008)

Time-Domain Blind Signal Separation of Convolutive Mixtures via Multidimensional Independent Component Analysis. - Takahiro Murakami; Toshihisa Tanaka 001; Yoshihisa Ishida (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2009)

Measurement of Similarity between Latent Variables. - Takahiro Murakami; Toshihisa Tanaka 001; Yoshihisa Ishida (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2009)

Sinusoidal Parameter Estimation Using Roots of an Algebraic Equation. - Takahiro Murakami; Yoshihisa Ishida (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011)

IMC-PID Design Based on an Approximation of Polynomial Equations. - Kimikazu Kawaguchi; Hiroki Shibasaki; Ryo Tanaka; Hiromitsu Ogawa; Takahiro Murakami; Yoshihisa Ishida (AsiaSim, 2013)

Estimation of an Impulse Response Using Kurtosis. - Keito Kito; Takahiro Murakami (AsiaSim, 2014)

Controller Design Approach Based on Multi-variable Sliding Mode Control. - Ryo Tanaka; Takehito Fujio; Hiromitsu Ogawa; Takahiro Murakami; Yoshihisa Ishida (AsiaSim, 2014)

Derivation of Update Rules for Convolutive NMF Based on Squared Euclidean Distance, KL Divergence, and IS Divergence. - Hiroki Tanji; Ryo Tanaka; Kyohei Tabata; Yoshito Iseki; Takahiro Murakami; Yoshihisa Ishida (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2014)

Minimum Length of a Signal for Fundamental Frequency Estimation and Its Application. - Takahiro Murakami; Hiroyuki Yamagishi; Yoshihisa Ishida (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2015)

An approach to model-following controller design based on a stabilized digital inverse system. - Ryo Tanaka; Shota Inoue; Hiroki Shibasaki; Hiromitsu Ogawa; Takahiro Murakami; Yoshihisa Ishida (J. Syst. Control. Eng., 2015)

Generalized Sliding Discrete Fourier Transform. - Takahiro Murakami; Yoshihisa Ishida (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2016)

FIR system identification based on a nonparametric Bayesian model using the Indian buffet process. - Hiroki Tanji; Ryo Tanaka; Takahiro Murakami; Yoshihisa Ishida (Signal Image Video Process., 2016)

Array shape calibration using near field pilot sources with unknown distance. - Soichiro Aoki; Hiroki Tanji; Takahiro Murakami (APSIPA, 2017)

Effect of propagation signal and path on verification performance using intra-body propagation signals. - Isao Nakanishi; Itaru Ogushi; Ryutaro Nishi; Takahiro Murakami (ICBEA, 2017)

Time-scale and pitch-scale modification by the phase vocoder without occurring the phase unwrapping problem. - Ryoichi Yoneguchi; Takahiro Murakami (DSP, 2017)

Blind System Identification for Acoustic Impulse Responses Based on Maximum Likelihood Estimation. - Saki Ohashi; Hiroki Tanji; Takahiro Murakami (ISPACS, 2018)

Robust FIR System Identification for Super-Gaussian Noise Based on Hyperbolic Secant Distribution. - Hiroki Tanji; Takahiro Murakami; Hiroyuki Kamata (ISPACS, 2018)

A Generalization of Laplace Nonnegative Matrix Factorization and Its Multichannel Extension. - Hiroki Tanji; Takahiro Murakami; Hiroyuki Kamata (APSIPA, 2019)

New Wearable Heart Rate Monitor for Contact Sports and Its Potential to Change Training Load Management. - Yuichi Higuchi; Naoki Saijo; Takako Ishihara; Tomohiro Usui; Takahiro Murakami; Makoto Miyata; Kazuyoshi Ono; Souichiro Usui; Hiroyoshi Togo (EMBC, 2019)

Laplace Nonnegative Matrix Factorization with Application to Semi-supervised Audio Denoising. - Hiroki Tanji; Takahiro Murakami; Hiroyuki Kamata (EUSIPCO, 2019)

An Analytical Solution to Jacobsen Estimator for Windowed Signals. - Takahiro Murakami; Wenwu Wang 001 (ICASSP, 2020)

Learning the Statistical Model of the NMF Using the Deep Multiplicative Update Algorithm with Applications. - Hiroki Tanji; Takahiro Murakami (APSIPA ASC, 2021)

Deep Multiplicative Update Algorithm for Nonnegative Matrix Factorization and Its Application to Audio Signals. - Hiroki Tanji; Takahiro Murakami (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2023)