Koki Yamada

25 papers A 1B 1C 1Misc 6Journal 13Unranked 3
YearRankTypeTitle / Venue / Authors
2026 J jnl
A 25-Mpts/s Back-Illuminated Stacked SPAD Direct Time-of-Flight Depth Sensor With Equivalent Time Sampling and Pixel-Level Threshold Control for Automotive LiDAR.
IEEE J. Solid State Circuits
Tatsuya Yui, Katsuhiko Hanzawa, Masahiro Hosoya, Yuqing Liu, Tadashi Yasufuku, Yoshinori Tanaka, Yoshiaki Tashiro, Albert Tumewu, Masataka Yamane, Masatoshi Shibata, Toshiki Sakada, Kazuhisa Akatsuka, Yudai Matsushita, Koki Yamada, Kouji Mori, Takahiro Toyoshima, Yorito Sakano, Oichi Kumagai, Kenichi Tsunoji, Masayuki Takahashi
2025 J jnl
Edge Sampling of Graphs: Graph Signal Processing Approach With Edge Smoothness.
IEEE Trans. Signal Inf. Process. over Networks
Kenta Yanagiya, Koki Yamada, Yasuo Katsuhara, Tomoya Takatani, Yuichi Tanaka
2024 J jnl
Harmonic/Percussive Source Separation Based on Anisotropic Smoothness of Magnitude Spectrograms via Convex Optimization.
IEEE Signal Process. Lett.
Natsuki Akaishi, Koki Yamada, Kohei Yatabe
2023 J jnl
Clustering of Time-Varying Graphs Based on Temporal Label Smoothness.
CoRR
Katsuki Fukumoto, Koki Yamada, Yuichi Tanaka, Hoi-To Wai
2023 A conf
Enhancing Teleoperated Robot Customer Service through Speech Monitoring and Filtering.
IROS
Koki Yamada, Jani Even, Takayuki Kanda
2023 — conf
Frequency Bandwidth Reduction of High-Frequency Intra-Body Propagation Characteristics Used for Attacker's Touch Detection in Fingerprint Authentication.
GCCE
Shunichi Tomura, Koki Yamada, Takahiro Yoshida
2023 C conf
Resistance Training Support System with Pose Estimation.
ICCE
Koki Yamada, Naka Gotoda, Ryota Akagi
2023 Misc conf
Restoration of Time-Varying Graph Signals using Deep Algorithm Unrolling.
ICASSP
Hayate Kojima, Hikari Noguchi, Koki Yamada, Yuichi Tanaka
2023 J jnl
Versatile Time-Frequency Representations Realized by Convex Penalty on Magnitude Spectrogram.
CoRR
Keidai Arai, Koki Yamada, Kohei Yatabe
2023 J jnl
Versatile Time-Frequency Representations Realized by Convex Penalty on Magnitude Spectrogram.
IEEE Signal Process. Lett.
Keidai Arai, Koki Yamada, Kohei Yatabe
2022 Misc conf
Edge Sampling of Graphs Based on Edge Smoothness.
ICASSP
Kenta Yanagiya, Koki Yamada, Yasuo Katsuhara, Tomoya Takatani, Yuichi Tanaka
2022 J jnl
Generalization of Limit Theorems for Connected-(
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Koki Yamada, Taishin Nakamura, Hisashi Yamamoto
2022 J jnl
Graph Filter Transfer via Probability Density Ratio Weighting.
CoRR
Koki Yamada
2022 Misc conf
Graph Learning Information Criterion.
ICASSP
Koki Yamada, Yuichi Tanaka
2022 J jnl
Graph Signal Restoration Using Nested Deep Algorithm Unrolling.
IEEE Trans. Signal Process.
Masatoshi Nagahama, Koki Yamada, Yuichi Tanaka, Stanley H. Chan, Yonina C. Eldar
2021 Misc conf
Design of Graph Signal Sampling Matrices for Arbitrary Signal Subspaces.
ICASSP
Junya Hara, Koki Yamada, Shunsuke Ono, Yuichi Tanaka
2021 Misc conf
Graph Signal Denoising Using Nested-Structured Deep Algorithm Unrolling.
ICASSP
Masatoshi Nagahama, Koki Yamada, Yuichi Tanaka, Stanley H. Chan, Yonina C. Eldar
2021 J jnl
Graph Signal Restoration Using Nested Deep Algorithm Unrolling.
CoRR
Masatoshi Nagahama, Koki Yamada, Yuichi Tanaka, Stanley H. Chan, Yonina C. Eldar
2021 — conf
Node Clustering of Time-Varying Graphs Based on Temporal Label Smoothness.
APSIPA ASC
Katsuki Fukumoto, Koki Yamada, Yuichi Tanaka
2021 J jnl
Temporal Multiresolution Graph Learning.
IEEE Access
Koki Yamada, Yuichi Tanaka
2020 J jnl
Graph Blind Deconvolution with Sparseness Constraint.
CoRR
Kazuma Iwata, Koki Yamada, Yuichi Tanaka
2020 — conf
Learning Graphs with Multiple Temporal Resolutions.
APSIPA
Koki Yamada, Yuichi Tanaka
2020 J jnl
Time-Varying Graph Learning with Constraints on Graph Temporal Variation.
CoRR
Koki Yamada, Yuichi Tanaka, Antonio Ortega
2019 Misc conf
Time-varying Graph Learning Based on Sparseness of Temporal Variation.
ICASSP
Koki Yamada, Yuichi Tanaka, Antonio Ortega
2019 B conf
Underwater Image Synthesis from RGB-D Images and its Application to Deep Underwater Image Restoration.
ICIP
Takumi Ueda, Koki Yamada, Yuichi Tanaka