| 2023 | ICASSP | Sparsity-Smoothness-Aware Power Spectral Density Estimation with Application to Phased Array Weather Radar. | Hiroki Kuroda, Daichi Kitahara, Eiichi Yoshikawa, Hiroshi Kikuchi, Tomoo Ushio |
| 2022 | ICASSP | Graph-Structured Sparse Regularization Via Convex Optimization. | Hiroki Kuroda, Daichi Kitahara |
| 2021 | ICASSP | A Convex Penalty for Block-Sparse Signals with Unknown Structures. | Hiroki Kuroda, Daichi Kitahara, Akira Hirabayashi |
| 2020 | ICASSP | Non-Griffin-Lim Type Signal Recovery from Magnitude Spectrogram. | Ryusei Nakatsu, Daichi Kitahara, Akira Hirabayashi |
| 2020 | ICASSP | Determined Source Separation Using the Sparsity of Impulse Responses. | Yuki Takahashi, Daichi Kitahara, Koichiro Matsuura, Akira Hirabayashi |
| 2019 | ICASSP | A Convex Lifting Approach to Image Phase Unwrapping. | Laurent Condat, Daichi Kitahara, Akira Hirabayashi |
| 2019 | ICASSP | One-dimensional Edge-preserving Spline Smoothing for Estimation of Piecewise Smooth Functions. | Daichi Kitahara, Laurent Condat, Akira Hirabayashi |
| 2019 | ICIP | Low-Dose CT Reconstruction with Multiclass Orthogonal Dictionaries. | Hiryu Kamoshita, Taisuke Shibata, Daichi Kitahara, Ken'ichi Fujimoto, Akira Hirabayashi |
| 2016 | ICASSP | Stabilization of adaptive eigenvector extraction by continuation in nested orthogonal complement structure. | Kenji Kakimoto, Daichi Kitahara, Masao Yamagishi, Isao Yamada |
| 2016 | ICASSP | Two-dimensional positive spline smoothing and its application to probability density estimation. | Daichi Kitahara, Isao Yamada |
| 2016 | ICASSP | A fast dual iterative algorithm for convexly constrained spline smoothing. | Masao Yamagishi, Daichi Kitahara, Isao Yamada |
| 2015 | ICASSP | Probability density function estimation by positive quartic C | Daichi Kitahara, Isao Yamada |
| 2015 | ICASSP | A virtual resampling technique for algebraic two-dimensional phase unwrapping. | Daichi Kitahara, Masao Yamagishi, Isao Yamada |
| 2014 | ICASSP | Algebraic phase unwrapping over collection of triangles based on two-dimensional spline smoothing. | Daichi Kitahara, Isao Yamada |
| 2013 | ICASSP | Algebraic phase unwrapping for functional data analytic estimations - Extensions and stabilizations. | Daichi Kitahara, Isao Yamada |