Ryo Hayakawa

Publication Activity (10 Years)

Years Active: 2013-2023
Publications (10 Years): 24

Top Topics

Signal Detection

Discrete Variables

Sparse Reconstruction

Top Venues

IEEE Trans. Signal Process.

Publications

Soma Furusawa, Kazunori Hayashi, Kaito Kameda, Ryo Hayakawa
Numerical Performance Evaluation of ℓ1 - ℓ2 Sparse Reconstruction Using Optical Analog Circuit. APSIPA ASC (2023)
Ryo Hayakawa
Asymptotic Performance Prediction for ADMM-Based Compressed Sensing. IEEE Trans. Signal Process. 70 (2022)
Ryo Hayakawa
Error Analysis of Douglas-Rachford Algorithm for Linear Inverse Problems: Asymptotics of Proximity Operator for Squared Loss. CoRR (2021)
Ryo Hayakawa, Kazunori Hayashi
Asymptotic Performance of Discrete-Valued Vector Reconstruction via Box-Constrained Optimization With Sum of $\ell _{1}$ Regularizers. IEEE Trans. Signal Process. 68 (2020)
Kazunori Hayashi, Ayano Nakai-Kasai, Atsuya Hirayama, Hiroki Honda, Tetsuya Sasaki, Hideki Yasukawa, Ryo Hayakawa
An Overloaded IoT Signal Detection Method using Non-convex Sparse Regularizers. APSIPA (2020)
Ryo Hayakawa
Asymptotic Analysis of ADMM for Compressed Sensing. CoRR (2020)
Ryo Hayakawa
Noise Variance Estimation Using Asymptotic Residual in Compressed Sensing. CoRR (2020)
Ryo Hayakawa, Kazunori Hayashi
Performance Analysis of Discrete-valued Vector Reconstruction Based on Box-constrained Sum of L1 Regularizers. ICASSP (2019)
Satoshi Takabe, Masayuki Imanishi, Tadashi Wadayama, Ryo Hayakawa, Kazunori Hayashi
Trainable Projected Gradient Detector for Massive Overloaded MIMO Channels: Data-Driven Tuning Approach. IEEE Access 7 (2019)
Kazunori Hayashi, Ayano Nakai-Kasai, Ryo Hayakawa
An Overloaded SC-CP IoT Signal Detection Method via Sparse Complex Discrete-Valued Vector Reconstruction. APSIPA (2019)
Ryo Hayakawa, Kazunori Hayashi
Discrete-Valued Vector Reconstruction by Optimization with Sum of Sparse Regularizers. EUSIPCO (2019)
Ryo Hayakawa, Kazunori Hayashi
Reconstruction of Complex Discrete-Valued Vector via Convex Optimization With Sparse Regularizers. IEEE Access 6 (2018)
Ryo Hayakawa, Ayano Nakai, Kazunori Hayashi
Distributed Approximate Message Passing with Summation Propagation. ICASSP (2018)
Kazunori Hayashi, Ayano Nakai, Ryo Hayakawa, Sangseok Ha
Uplink Overloaded MU-MIMO OFDM Signal Detection Methods using Convex Optimization. APSIPA (2018)
Ryo Hayakawa, Kazunori Hayashi
Discreteness-Aware Decoding for Overloaded Non-Orthogonal STBCs via Convex Optimization. IEEE Commun. Lett. 22 (10) (2018)
Ryo Hayakawa, Kazunori Hayashi
Discreteness-Aware Approximate Message Passing for Discrete-Valued Vector Reconstruction. IEEE Trans. Signal Process. 66 (24) (2018)
Ryo Hayakawa, Kazunori Hayashi
Error Recovery for Massive MIMO Signal Detection via Reconstruction of Discrete-Valued Sparse Vector. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (12) (2017)
Ryo Hayakawa, Kazunori Hayashi
Convex Optimization-Based Signal Detection for Massive Overloaded MIMO Systems. IEEE Trans. Wirel. Commun. 16 (11) (2017)
Ryo Hayakawa, Kazunori Hayashi
Discreteness-aware AMP for reconstruction of symmetrically distributed discrete variables. SPAWC (2017)
Ryo Hayakawa, Kazunori Hayashi
Binary vector reconstruction via discreteness-aware approximate message passing. APSIPA (2017)
Ryo Hayakawa, Kazunori Hayashi, Hampei Sasahara, Masaaki Nagahara
Massive overloaded MIMO signal detection via convex optimization with proximal splitting. EUSIPCO (2016)
Ryo Hayakawa, Kazunori Hayashi
Error recovery with relaxed MAP estimation for massive MIMO signal detection. ISITA (2016)
Ryo Hayakawa, Kazunori Hayashi, Megumi Kaneko
Lattice Reduction-Aided Detection for Overloaded MIMO Using Slab Decoding. IEICE Trans. Commun. (8) (2016)
Ryo Hayakawa, Kazunori Hayashi, Megumi Kaneko
An overloaded MIMO signal detection scheme with slab decoding and lattice reduction. APCC (2015)
Toshihiko Baba, Hong C. Nguyen, Norihiro Ishikura, Keijiro Suzuki, Mizuki Shinkawa, Ryo Hayakawa, Keisuke Kondo
Photonic crystal slow light devices fabricated by CMOS-compatible process. IEICE Electron. Express 10 (10) (2013)