Publication List (Koujin Takeda)
Journal Papers (peer-reviewed)

* Kazuaki Nagayama, Miku Ohashi, Hotaka Dangi, Koujin Takeda
Extraction and evaluation of cell nuclei images in label-free phase contrast microscopy enabled by machine learning using a data analysis platform Usiigaci
Transactions of the Japan Society of Mechanical Engineers (in press, in Japanese), preprint: not available
* Yusuke Endo, Koujin Takeda
L1-Regularized ICA: A Novel Method for Analysis of Task-related fMRI Data
Neural Computation 36 (2024) 2540–2570, preprint: arXiv:2410.13171
* Yusuke Endo, Koujin Takeda
Performance evaluation of matrix factorization for fMRI data
Neural Computation 36 (2024) 128-150, preprint: arXiv:2312.08809
* Shun Kimura, Koujin Takeda
Generalization of generative model for neuronal ensemble inference method
PLoS ONE (2023) 18(6) e0287708, preprint: arXiv:2211.05634
* Ryota Kawasumi, Koujin Takeda
Automatic Hyperparameter Tuning in Sparse Matrix Factorization
Neural Computation 35 (2023) 1086–1099, prepint: arXiv:2305.10114
* Shun Kimura, Keisuke Ota, Koujin Takeda
Improved Neuronal Ensemble Inference with Generative Model and MCMC
Journal of Statistical Mechanics: Theory and Experiment (2021) 063501, preprint: arXiv:2105.09679
* Hiroki Kitano, Koujin Takeda
Belief Propagation for Maximum Coverage on Weighted Bipartite Graph and Application to Text Summarization
Journal of the Physical Society of Japan 89 (2020) 043801, preprint: arXiv:2004.08301
* Ryota Kawasumi, Koujin Takeda
Approximate Method of Variational Bayesian Matrix Factorization/Completion with Sparse Prior
Journal of Statistical Mechanics: Theory and Experiment (2018) 053404, prepint: arXiv:1803.06234
* Anthony C.C. Coolen, Koujin Takeda
Transfer operator analysis of the parallel dynamics of disordered Ising chains
Philosophical Magazine 92 (2012) 64, preprint: arXiv:1103.5595
* Koujin Takeda, Yoshiyuki Kabashima
Statistical Mechanical Assessment of a Reconstruction Limit of Compressed Sensing: Toward Theoretical Analysis of Correlated Signals
Europhysics Letters 95 (2011) 18006, preprint: arXiv:1008.5274
* Tomoyuki Obuchi, Kazutaka Takahashi, Koujin Takeda
Statistical mechanical analysis of a hierarchical random code ensemble in signal processing
Journal of Physics A 44 (2011) 085002 , preprint: arXiv:1011.3722
* Tomoyuki Obuchi, Kazutaka Takahashi, Koujin Takeda
Replica symmetry breaking, complexity, and spin representation in the generalized random energy model
Journal of Physics A 43 (2010) 485504 , preprint: arXiv:1007.1531
* Tim Rogers, Conrad Pérez Vicente, Koujin Takeda, Isaac Pérez Castillo
Spectral density of random graphs with topological constraints
Journal of Physics A 43 (2010) 195002 , preprint: arXiv:0910.3556
* Atsushi Hatabu, Koujin Takeda, Yoshiyuki Kabashima
Statistical mechanical analysis of the Kronecker channel model for MIMO wireless communication
Physical Review E 80 (2009) 061124, preprint: arXiv:0909.3382
* Kazutaka Takahashi, Koujin Takeda
Dynamical correlations in the transverse Ising spin glass model
Physical Review B 78 (2008) 174415, preprint arXiv:0809.1730
* Tim Rogers, Isaac Pérez Castillo, Reimer Kühn, Koujin Takeda
Cavity Approach to the Spectral Density of Sparse Symmetric Random Matrices
Physical Review E 78 (2008) 031116, preprint: arXiv:0803.1553
* Koujin Takeda, Atsushi Hatabu, Yoshiyuki Kabashima
Statistical mechanical analysis of the linear vector channel in digital communication
Journal of Physics A 40 (2007) 14085-14098, preprint: arXiv:0707.3336
* Yukinori Tonosaki, Koujin Takeda, Yoshiyuki Kabashima
Numerical Study of TAP Metastable States in 3-body Ising Spin Glasses
Physical Review B 75 (2007) 094405, preprint arXiv:cond-mat/0610171
* Koujin Takeda, Shinsuke Uda, Yoshiyuki Kabashima
Analysis of CDMA systems that are characterized by eigenvalue spectrum
Europhysics Letters 76 (2006) 1193-1199, preprint arXiv:cs.IT/0607043
* Koujin Takeda, Tomohiro Sasamoto, Hidetoshi Nishimori
Exact location of the multicritical point for finite-dimensional spin glasses: a conjecture
Journal of Physics A 38 (2005) 3751-3774, preprint arXiv:cond-mat/0501372
* Gaku Arakawa, Ikuo Ichinose, Testuo Matsui, Koujin Takeda
Self-Duality and Phase Structure of the 4D Random-Plaquette Z2 Gauge Model
Nuclear Physics B 709 (2005) 296-306, preprint arXiv:hep-th/0409076
* Toshifumi Jittoh, Shigeki Matsumoto, Joe Sato, Yoshio Sato, Koujin Takeda
Unstable state decay without Exponential Law ~small Q value s-wave (sQs) decay
Physical Review A 71 (2005) 012109, preprint arXiv:quant-ph/0408149
* Koujin Takeda, Hidetoshi Nishimori
Self-dual random-plaquette gauge model and the quantum toric code
Nuclear Physics B 686 (2004) 377-396, preprint arXiv:hep-th/0310279
* Koujin Takeda, Ikuo Ichinose
Quantum Spin Chains with Nonlocally-Correlated Random Exchange Coupling and Random-Mass Dirac Fermions
Nuclear Physics B 663 (2003) 520-534, preprint arXiv:cond-mat/0301139
* Koujin Takeda, Ikuo Ichinose
Effects of Long-Range Correlations in Random-Mass Dirac Fermions
Journal of the Physical Society of Japan 71 (2002) 2216-2223, preprint arXiv:cond-mat/0204283
* Koujin Takeda, Ikuo Ichinose
Random-Mass Dirac Fermions in an Imaginary Vector Potential: Delocalization Transition and Localization Length
Journal of the Physical Society of Japan 70 (2001) 3623-3631, preprint arXiv:cond-mat/0105235
* Koujin Takeda, Toyohiro Tsurumaru, Ikuo Ichinose, Masaomi Kimura
Localized and Extended States in One-Dimensional Disordered System: Random-Mass Dirac Fermions
Nuclear Physics B 556 (1999) 545-562, preprint arXiv:cond-mat/9903389

Conference Papers (peer-reviewed)

*Shun Kimura, Koujin Takeda
Improved algorithm for neuronal ensemble inference by Monte Carlo method
Proceedings of NetSci-X2020 (2020) 77-90, preprint: arXiv:1911.06509
*Tomoki Tamai, Koujin Takeda
Variational Bayes method for matrix factorization to two sparse factorized matrices
Proceedings of International Symposium on Information Theory and its Applications (ISITA2018) 418-422, on IEEEXplore
*Ryota Kawasumi, Koujin Takeda
Approximate Method of Variational Bayesian Matrix Factorization with Sparse Prior
Proceedings of IEEE International Workshop on Machine Learning for Signal Processing (MLSP2017), on IEEEXplore
*Rei Oshino, Koujin Takeda
An Alternative to Basic Log-likelihood for Bayesian Network Clustering
Proceedings of Nonlinear Theory and Its Applications (NOLTA2016) 120-123
*Hayato Mitsuoka, Koujin Takeda
Efficient Board Feature Extraction for Strategy Improvement in Computer Go
Proceedings of Nonlinear Theory and Its Applications (NOLTA2016) 704-707
*Koujin Takeda, Yoshiyuki Kabashima
Reconstruction algorithm in compressed sensing based on maximum a posteriori estimation
Proceedings of ELC International Meeting on Inference, Computation, and Spin Glasses (ICSG2013), Journal of Physics: Conference Series 473 (2013) 012003, preprint: arXiv:1311.0095
*Doohwan Lee, Yoshiyuki Kabashima, Koujin Takeda, Takayuki Yamada, Kazunori Akabane, Kazuhiro Uehara
Sparse-Matrix-Based Compressed Sensing for Spectrum Sensing in Flexible Wireless
Proceedings of 18th Asia-Pacific Conference on Communications (APCC2012) on IEEEXplore
*Koujin Takeda, Yoshiyuki Kabashima
A study of the universal threshold in the L1 recovery by statistical mechanics
Annual Conference on Information Sciences and Systems (CISS2012) on IEEEXplore, preprint arXiv:1203.6246
*Koujin Takeda, Yoshiyuki Kabashima
Statistical Mechanical Analysis of Compressed Sensing Utilizing Correlated Compression Matrix
Proceedings of International Symposium of Information Theory (ISIT2010) 1538-1542, on IEEEXplore, preprint arXiv:1001.4361
*Hidetoshi Nishimori, Koujin Takeda, Tomohiro Sasamoto
Possibly Exact Solution for the Multicritical Point of Finite-Dimensional Spin Glasses
Proceedings of Recent Progress in Many-Body Theories XII, International Journal of Modern Physics B 20 (2006) 2805-2813, preprint arXiv:cond-mat/0410694
*Koujin Takeda, Tomohiro Sasamoto, Hidetoshi Nishimori
Finite-dimensional spin glass and quantum error correcting code
Proceedings of First International Symposium on Nanometer-scale Quantum Physics (nanoPHYS'05), Physica E29 (2005) 720-724
*Koujin Takeda, Hidetoshi Nishimori
Duality of the random model and the quantum toric code
Proceedings of Statistical Physics of Quantum Systems (SPQS2004), Journal of the Physical Society of Japan Supplement 74 (2005) 115-118
*Koujin Takeda, Hidetoshi Nishimori
Duality of the random model and the quantum toric code
Proceedings of Statistical Physics of Disordered Systems and Its applications (SPDSA2004), Progress of Theoretical Physics Supplement 157 (2005) 237-240
*Koujin Takeda, Hidetoshi Nishimori
Self-dual random-plaquette gauge theory and accuracy threshold of the toric code
Proceedings of ERATO Quantum Information Science (2003)
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