Ryo Hayakawa

According to our database, Ryo Hayakawa authored at least 25 papers between 2013 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2023

Numerical Performance Evaluation of ℓ1 - ℓ2 Sparse Reconstruction Using Optical Analog Circuit.

Soma Furusawa, Kazunori Hayashi, Kaito Kameda, Ryo Hayakawa

Proceedings of the Asia Pacific Signal and Information Processing Association Annual Summit and Conference, 2023

2022

Asymptotic Performance Prediction for ADMM-Based Compressed Sensing.

Ryo Hayakawa

IEEE Trans. Signal Process., 2022

2021

Error Analysis of Douglas-Rachford Algorithm for Linear Inverse Problems: Asymptotics of Proximity Operator for Squared Loss.

Ryo Hayakawa

CoRR, 2021

2020

Asymptotic Performance of Discrete-Valued Vector Reconstruction via Box-Constrained Optimization With Sum of $\ell _{1}$ Regularizers.

Ryo Hayakawa, Kazunori Hayashi

IEEE Trans. Signal Process., 2020

Noise Variance Estimation Using Asymptotic Residual in Compressed Sensing.

Ryo Hayakawa

CoRR, 2020

Asymptotic Analysis of ADMM for Compressed Sensing.

Ryo Hayakawa

CoRR, 2020

An Overloaded IoT Signal Detection Method using Non-convex Sparse Regularizers.

Kazunori Hayashi, Ayano Nakai-Kasai, Atsuya Hirayama, Hiroki Honda, Tetsuya Sasaki, Hideki Yasukawa, Ryo Hayakawa

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2020

2019

Trainable Projected Gradient Detector for Massive Overloaded MIMO Channels: Data-Driven Tuning Approach.

Satoshi Takabe, Masayuki Imanishi, Tadashi Wadayama, Ryo Hayakawa, Kazunori Hayashi

IEEE Access, 2019

Performance Analysis of Discrete-valued Vector Reconstruction Based on Box-constrained Sum of L1 Regularizers.

Ryo Hayakawa, Kazunori Hayashi

Proceedings of the IEEE International Conference on Acoustics, 2019

Discrete-Valued Vector Reconstruction by Optimization with Sum of Sparse Regularizers.

Ryo Hayakawa, Kazunori Hayashi

Proceedings of the 27th European Signal Processing Conference, 2019

An Overloaded SC-CP IoT Signal Detection Method via Sparse Complex Discrete-Valued Vector Reconstruction.

Kazunori Hayashi, Ayano Nakai-Kasai, Ryo Hayakawa

Proceedings of the 2019 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2019

2018

Discreteness-Aware Approximate Message Passing for Discrete-Valued Vector Reconstruction.

Ryo Hayakawa, Kazunori Hayashi

IEEE Trans. Signal Process., 2018

Discreteness-Aware Decoding for Overloaded Non-Orthogonal STBCs via Convex Optimization.

Ryo Hayakawa, Kazunori Hayashi

IEEE Commun. Lett., 2018

Reconstruction of Complex Discrete-Valued Vector via Convex Optimization With Sparse Regularizers.

Ryo Hayakawa, Kazunori Hayashi

IEEE Access, 2018

Distributed Approximate Message Passing with Summation Propagation.

Ryo Hayakawa, Ayano Nakai, Kazunori Hayashi

Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Uplink Overloaded MU-MIMO OFDM Signal Detection Methods using Convex Optimization.

Kazunori Hayashi, Ayano Nakai, Ryo Hayakawa, Sangseok Ha

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018

2017

Convex Optimization-Based Signal Detection for Massive Overloaded MIMO Systems.

Ryo Hayakawa, Kazunori Hayashi

IEEE Trans. Wirel. Commun., 2017

Error Recovery for Massive MIMO Signal Detection via Reconstruction of Discrete-Valued Sparse Vector.

Ryo Hayakawa, Kazunori Hayashi

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017

Discreteness-aware AMP for reconstruction of symmetrically distributed discrete variables.

Ryo Hayakawa, Kazunori Hayashi

Proceedings of the 18th IEEE International Workshop on Signal Processing Advances in Wireless Communications, 2017

Binary vector reconstruction via discreteness-aware approximate message passing.

Ryo Hayakawa, Kazunori Hayashi

Proceedings of the 2017 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2017

2016

Lattice Reduction-Aided Detection for Overloaded MIMO Using Slab Decoding.

Ryo Hayakawa, Kazunori Hayashi, Megumi Kaneko

IEICE Trans. Commun., 2016

Error recovery with relaxed MAP estimation for massive MIMO signal detection.

Ryo Hayakawa, Kazunori Hayashi

Proceedings of the 2016 International Symposium on Information Theory and Its Applications, 2016

Massive overloaded MIMO signal detection via convex optimization with proximal splitting.

Ryo Hayakawa, Kazunori Hayashi, Hampei Sasahara, Masaaki Nagahara

Proceedings of the 24th European Signal Processing Conference, 2016

2015

An overloaded MIMO signal detection scheme with slab decoding and lattice reduction.

Ryo Hayakawa, Kazunori Hayashi, Megumi Kaneko

Proceedings of the 21st Asia-Pacific Conference on Communications, 2015

2013

Photonic crystal slow light devices fabricated by CMOS-compatible process.

Toshihiko Baba, Hong C. Nguyen, Norihiro Ishikura, Keijiro Suzuki, Mizuki Shinkawa, Ryo Hayakawa, Keisuke Kondo

IEICE Electron. Express, 2013