Keigo Takeuchi

Publication Activity (10 Years)

Years Active: 2007-2024
Publications (10 Years): 41

Top Topics

Asymptotic Optimality

Expectation Propagation

Multiuser Detection

Top Venues

IEICE Trans. Fundam. Electron. Commun. Comput. Sci.

IEEE Trans. Inf. Theory

Publications

Keigo Takeuchi
Decentralized Generalized Approximate Message-Passing for Tree-Structured Networks. ICASSP (2024)
Keigo Takeuchi
Orthogonal Approximate Message-Passing for Spatially Coupled Linear Models. IEEE Trans. Inf. Theory 70 (1) (2024)
Keigo Takeuchi
Long-Memory Message-Passing for Spatially Coupled Systems. ICASSP (2023)
Keigo Takeuchi
Decentralized Generalized Approximate Message-Passing for Tree-Structured Networks. CoRR (2023)
Sakyo Hashimoto, Keigo Takeuchi
Simplification and Accurate Implementation of State Evolution Recursion for Conjugate Gradient. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 106 (6) (2023)
Toshihiro Yoshida, Keigo Takeuchi
Deep Learning of Damped AMP Decoding Networks for Sparse Superposition Codes via Annealing. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 106 (3) (2023)
Keigo Takeuchi
On the Convergence of Orthogonal/Vector AMP: Long-Memory Message-Passing Strategy. CoRR (2022)
Keigo Takeuchi
On the Convergence of Orthogonal/Vector AMP: Long-Memory Message-Passing Strategy. IEEE Trans. Inf. Theory 68 (12) (2022)
Yuki Oba, Keigo Takeuchi
Finite-Size Correction of Expectation-Propagation Detection. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (1) (2022)
Keigo Takeuchi
Long-Memory Message-Passing for Spatially Coupled Systems. CoRR (2022)
Keigo Takeuchi
Orthogonal Approximate Message-Passing for Spatially Coupled Systems. CoRR (2022)
Keigo Takeuchi
On the Convergence of Convolutional Approximate Message-Passing for Gaussian Signaling. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2) (2022)
Keigo Takeuchi
On the Convergence of Orthogonal/Vector AMP: Long-Memory Message-Passing Strategy. ISIT (2022)
Wataru Tatsuno, Keigo Takeuchi
Pilot Decontamination in Spatially Correlated Massive MIMO Uplink via Expectation Propagation. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (4) (2021)
Keigo Takeuchi
Bayes-Optimal Convolutional AMP. ISIT (2021)
Keigo Takeuchi
Bayes-Optimal Convolutional AMP. CoRR (2021)
Keigo Takeuchi
On the Convergence of Orthogonal/Vector AMP: Long-Memory Message-Passing Strategy. CoRR (2021)
Keigo Takeuchi
Bayes-Optimal Convolutional AMP. IEEE Trans. Inf. Theory 67 (7) (2021)
Tatsuya Sugiyama, Keigo Takeuchi
Expectation-Propagation Detection for Generalized Spatial Modulation with Sparse Orthogonal Precoding. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (3) (2021)
Takumi Fujitsuka, Keigo Takeuchi
Pilot Decontamination in Massive MIMO Uplink via Approximate Message-Passing. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (12) (2020)
Hiroki Mayumi, Keigo Takeuchi
Expectation Propagation Decoding for Sparse Superposition Codes. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (12) (2020)
Keigo Takeuchi
Convolutional Approximate Message-Passing. IEEE Signal Process. Lett. 27 (2020)
Keigo Takeuchi
Rigorous Dynamics of Expectation-Propagation-Based Signal Recovery from Unitarily Invariant Measurements. IEEE Trans. Inf. Theory 66 (1) (2020)
Keigo Takeuchi
Bayes-Optimal Convolutional AMP. CoRR (2020)
Keigo Takeuchi
Convolutional Approximate Message-Passing. CoRR (2020)
Keigo Takeuchi
A Unified Framework of State Evolution for Message-Passing Algorithms. CoRR (2019)
Mizuki Yamada, Keigo Takeuchi, Kiyoyuki Koike
Hardware-Aware Sum-Product Decoding in the Decision Domain. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (12) (2019)
Keigo Takeuchi
A Unified Framework of State Evolution for Message-Passing Algorithms. ISIT (2019)
Keigo Takeuchi
A Family of Counterexamples to the Central Limit Theorem Based on Binary Linear Codes. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (5) (2019)
Keigo Takeuchi, Chao-Kai Wen
Rigorous dynamics of expectation-propagation signal detection via the conjugate gradient method. SPAWC (2017)
Keigo Takeuchi
Rigorous dynamics of expectation-propagation-based signal recovery from unitarily invariant measurements. ISIT (2017)
Keigo Takeuchi
Rigorous Dynamics of Expectation-Propagation-Based Signal Recovery from Unitarily Invariant Measurements. CoRR (2017)
Keigo Takeuchi
Rigorous Dynamics of Expectation-Propagation-Based Signal Recovery from Unitarily Invariant Measurements. CoRR (2017)
Suchun Zhang, Chao-Kai Wen, Keigo Takeuchi, Shi Jin
Orthogonal approximate message passing for GFDM detection. SPAWC (2017)
Keigo Takeuchi
Asymptotic Optimality of Massive MIMO Systems Using Densely Spaced Transmit Antennas. CoRR (2016)
Keigo Takeuchi
Asymptotic Optimality of Massive MIMO Systems Using Densely Spaced Transmit Antennas. CoRR (2016)
Keigo Takeuchi
Asymptotic Optimality of QPSK Faster-than-Nyquist Signaling in Massive MIMO Systems. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (12) (2016)
Keigo Takeuchi
Spatial Modulation Achieves Information-Theoretically Optimal Energy Efficiency. IEEE Commun. Lett. 19 (7) (2015)
Shuhei Horio, Keigo Takeuchi, Tsutomu Kawabata
Iterative Channel Estimation and Decoding via Spatial Coupling. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2) (2015)
Keigo Takeuchi
Second-Order Optimality of Generalized Spatial Modulation for MIMO Channels With No CSI. IEEE Wirel. Commun. Lett. 4 (6) (2015)
Keigo Takeuchi, Toshiyuki Tanaka, Tsutomu Kawabata
Performance Improvement of Iterative Multiuser Detection for Large Sparsely Spread CDMA Systems by Spatial Coupling. IEEE Trans. Inf. Theory 61 (4) (2015)
Keigo Takeuchi
A generalization of threshold saturation: application to spatially coupled BICM-ID. ISIT (2014)
Keigo Takeuchi
A Generalization of Threshold Saturation: Application to Spatially Coupled BICM-ID. CoRR (2014)
Keigo Takeuchi
Iterative LMMSE Channel Estimation, Multiuser Detection, and Decoding via Spatial Coupling. CoRR (2014)
Keigo Takeuchi
Accelerating Iterative Detection for Spatially Coupled Systems by Collaborative Training. IEEE Commun. Lett. 17 (3) (2013)
Keigo Takeuchi, Shuhei Horio
Iterative Multiuser Detection and Decoding with Spatially Coupled Interleaving. IEEE Wirel. Commun. Lett. 2 (6) (2013)
Keigo Takeuchi, Ralf R. Müller, Mikko Vehkaperä, Toshiyuki Tanaka
On an Achievable Rate of Large Rayleigh Block-Fading MIMO Channels With No CSI. IEEE Trans. Inf. Theory 59 (10) (2013)
Ryunosuke Ohashi, Kenta Kasai, Keigo Takeuchi
Multi-Dimensional Spatially-Coupled Codes CoRR (2013)
Ryunosuke Ohashi, Kenta Kasai, Keigo Takeuchi
Multi-dimensional spatially-coupled codes. ISIT (2013)
Keigo Takeuchi, Toshiyuki Tanaka, Kenta Kasai
A Potential Theory of General Spatially-Coupled Systems via a Continuum Approximation CoRR (2013)
Keigo Takeuchi, Shuhei Horio
Iterative Multiuser Detection and Decoding with Spatially Coupled Interleaving. CoRR (2013)
Keigo Takeuchi, Ralf R. Müller, Mikko Vehkaperä
Iterative LMMSE Channel Estimation and Decoding Based on Probabilistic Bias. IEEE Trans. Commun. 61 (7) (2013)
Keigo Takeuchi, Tsutomu Kawabata
A Greedy Algorithm of Data-Dependent User Selection for Fast Fading Gaussian Vector Broadcast Channels CoRR (2012)
Keigo Takeuchi, Mikko Vehkaperä, Toshiyuki Tanaka, Ralf R. Müller
Large-System Analysis of Joint Channel and Data Estimation for MIMO DS-CDMA Systems. IEEE Trans. Inf. Theory 58 (3) (2012)
Keigo Takeuchi, Ralf R. Müller, Tsutomu Kawabata
Large-System Analysis of Joint User Selection and Vector Precoding for Multiuser MIMO Downlink CoRR (2012)
Keigo Takeuchi, Toshiyuki Tanaka, Tsutomu Kawabata
Performance Improvement of Iterative Multiuser Detection for Large Sparsely-Spread CDMA Systems by Spatial Coupling CoRR (2012)
Keigo Takeuchi
Accelerating Iterative Detection for Spatially Coupled Systems by Collaborative Training CoRR (2012)
Keigo Takeuchi, Toshiyuki Tanaka, Tsutomu Kawabata
A Phenomenological Study on Threshold Improvement via Spatial Coupling. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (5) (2012)
Keigo Takeuchi, Ralf R. Müller, Tsutomu Kawabata
Large-System Analysis of Joint User Selection and Vector Precoding with Zero-Forcing Transmit Beamforming for MIMO Broadcast Channels. CoRR (2012)
Keigo Takeuchi, Ralf R. Müller, Tsutomu Kawabata
Large-system analysis of joint user selection and vector precoding with zero-forcing transmit beamforming for MIMO broadcast channels. ISITA (2012)
Keigo Takeuchi, Ralf R. Müller, Mikko Vehkaperä, Toshiyuki Tanaka
On an Achievable Rate of Large Rayleigh Block-Fading MIMO Channels with No CSI CoRR (2011)
Keigo Takeuchi, Ralf R. Müller, Mikko Vehkaperä
Bias-Based Training for Iterative Channel Estimation and Data Decoding in Fast Fading Channels. IEICE Trans. Commun. (7) (2011)
Keigo Takeuchi, Toshiyuki Tanaka, Tsutomu Kawabata
Improvement of BP-based CDMA multiuser detection by spatial coupling. ISIT (2011)
Keigo Takeuchi, Toshiyuki Tanaka, Tsutomu Kawabata
Improvement of BP-Based CDMA Multiuser Detection by Spatial Coupling CoRR (2011)
Keigo Takeuchi, Ralf R. Müller, Mikko Vehkaperä
A Construction of Turbo-Like Codes for Iterative Channel Estimation Based on Probabilistic Bias. GLOBECOM (2011)
Keigo Takeuchi, Toshiyuki Tanaka, Tsutomu Kawabata
A Phenomenological Study on Threshold Improvement via Spatial Coupling CoRR (2011)
Keigo Takeuchi, Ralf R. Müller, Mikko Vehkaperä, Toshiyuki Tanaka
An achievable rate of large block-fading MIMO systems with no CSI via successive decoding. ISITA (2010)
Keigo Takeuchi, Mikko Vehkaperä, Toshiyuki Tanaka, Ralf R. Müller
Performance analysis of optimal channel estimation and multiuser detection in a randomly-spread CDMA channel. J. Syst. Sci. Complex. 23 (1) (2010)
Mikko Vehkaperä, Keigo Takeuchi, Ralf R. Müller, Toshiyuki Tanaka
Analysis of large MIMO DS-CDMA systems with imperfect CSI and spatial correlation. ISIT (2010)
Keigo Takeuchi, Mikko Vehkaperä, Toshiyuki Tanaka, Ralf R. Müller
Large-System Analysis of Joint Channel and Data Estimation for MIMO DS-CDMA Systems CoRR (2010)
Keigo Takeuchi, Ralf R. Müller, Mikko Vehkaperä, Toshiyuki Tanaka
A new signaling scheme for large DS-CDMA channels without CSI. WiOpt (2009)
Mikko Vehkaperä, Keigo Takeuchi, Ralf R. Müller, Toshiyuki Tanaka
Iterative channel and data estimation: Framework and analysis via replica method. ISIT (2009)
Keigo Takeuchi, Ralf R. Müller, Mikko Vehkaperä, Toshiyuki Tanaka
Practical signaling with vanishing pilot-energy for large noncoherent block-fading MIMO channels. ISIT (2009)
Mikko Vehkaperä, Keigo Takeuchi, Ralf R. Müller, Toshiyuki Tanaka
On asymptotic performance of iterative channel and data estimation in large DS-CDMA systems. WiOpt (2009)
Mikko Vehkaperä, Keigo Takeuchi, Ralf R. Müller, Toshiyuki Tanaka
How Much Training Is Needed for Iterative Multiuser Detection and Decoding? GLOBECOM (2009)
Mikko Vehkaperä, Keigo Takeuchi, Ralf R. Müller, Toshiyuki Tanaka
Asymptotic analysis of iterative channel estimation and multiuser detection with soft feedback in multipath channels. EUSIPCO (2008)
Keigo Takeuchi, Mikko Vehkaperä, Toshiyuki Tanaka, Ralf R. Müller
Replica analysis of general multiuser detection in MIMO DS-CDMA channels with imperfect CSI. ISIT (2008)
Keigo Takeuchi, Toshiyuki Tanaka, Toru Yano
Asymptotic Analysis of General Multiuser Detectors in MIMO DS-CDMA Channels. IEEE J. Sel. Areas Commun. 26 (3) (2008)
Keigo Takeuchi, Toshiyuki Tanaka
Hierarchical Decoupling Principle of a MIMO-CDMA Channel in Asymptotic Limits. ISIT (2007)
Keigo Takeuchi, Toshiyuki Tanaka
Hierarchical Decoupling Principle of a MIMO-CDMA Channel in Asymptotic Limits CoRR (2007)
Keigo Takeuchi, Toshiyuki Tanaka, Toru Yano
Asymptotic Analysis of General Multiuser Detectors in MIMO DS-CDMA Channels CoRR (2007)