| 2025 | ICASSP | iReWindColor: Vision Transformer with Residual Embedding and Window Encoder for Point-Interactive Image Colorization. | Hideyuki Ogura, Masaaki Ikehara |
| 2025 | ICIP | Pose Estimation of Artwork Characters with Series and Parallel Dilated Convolution And Style Channel Attention. | Tomoya Matsukawa, Hideyuki Ogura, Shugo Yamashita, Kei Shibasaki, Masaaki Ikehara |
| 2025 | VCIP | Controlling Domain of Diffusion Models by Applying Product of Experts. | Shota Ino, Shugo Yamashita, Hideyuki Ogura, Kei Shibasaki, Masaaki Ikehara |
| 2025 | VCIP | WPRFormer: Window-aware Pixel Rearrangement in Window-based Transformers for Shadow Removal. | Shoma Shimmura, Masaaki Ikehara |
| 2024 | ICIP | Face Drawing GAN by Channel Attention and Matrix Product Attention. | Hideyuki Ogura, Shinya Ezumi, Masaaki Ikehara |
| 2022 | ACCV | Image Deraining with Frequency-Enhanced State Space Model. | Shugo Yamashita, Masaaki Ikehara |
| 2022 | ICIP | Multi-Stage Feature Alignment Network for Video Super-Resolution. | Keito Suzuki, Masaaki Ikehara |
| 2021 | VCIP | Underwater Image Enhancement with Multi-Scale Residual Attention Network. | Yosuke Ueki, Masaaki Ikehara |
| 2020 | ICPR | Residual Learning of Video Frame Interpolation Using Convolutional LSTM. | Keito Suzuki, Masaaki Ikehara |
| 2020 | ICPR | GAN-Based Image Deblurring Using DCT Discriminator. | Hiroki Tomosada, Takahiro Kudo, Takanori Fujisawa, Masaaki Ikehara |
| 2020 | IPAS | Non-Blind Image Deconvolution Based on "Ringing" Removal Using Convolutional Neural Network. | Takahiro Kudo, Takanori Fujisawa, Takuro Yamaguchi, Masaaki Ikehara |
| 2019 | ACSSC | Multi-Pitch Estimation using NHF with Multi-Dictionary Distinguishing Attack and Reverberation of Sounds. | Takanori Fujisawa, Sora Harada, Masaaki Ikehara |
| 2019 | ACSSC | Music Source Separation with Generative Adversarial Network and Waveform Averaging. | Ryosuke Tanabe, Yuto Ichikawa, Takanori Fujisawa, Masaaki Ikehara |
| 2019 | ICASSP | Blind Denoising of Mixed Gaussian-impulse Noise by Single CNN. | Ryo Abiko, Masaaki Ikehara |
| 2019 | ICASSP | Fast Edge Preserving 2D Smoothing Filter Using Indicator Function. | Ryo Abiko, Masaaki Ikehara |
| 2019 | ICASSP | High Accuracy Image Rotation and Scale Estimation Using Radon Transform and Sub-pixel Shift Estimation. | Takanori Fujisawa, Masaaki Ikehara |
| 2019 | ICASSP | Image Demosaicking via Chrominance Images with Parallel Convolutional Neural Networks. | Takuro Yamaguchi, Masaaki Ikehara |
| 2019 | VCIP | Underwater Image Enhancement Based on the Iteration of a Generalization of Dark Channel Prior. | Yosuke Ueki, Masaaki Ikehara |
| 2018 | ICIP | Single-Image Rain Removal Using Residual Deep Learning. | Takuro Matsui, Takanori Fujisawa, Takuro Yamaguchi, Masaaki Ikehara |
| 2017 | ICASSP | Color image coding based on linear combination of adaptive colorspaces. | Takanori Fujisawa, Masaaki Ikehara |
| 2016 | ICIP | Blind image deconvolution using specified HPF for feature extraction and conjugate gradient method in frequency domain. | Takanori Fujisawa, Masaaki Ikehara |
| 2016 | ICIP | The quick and high quality image interpolation for single image using multi-filtering and weighted mean. | Takuro Yamaguchi, Masaaki Ikehara |
| 2015 | ACSSC | Image interpolation based on weighting function of Gaussian. | Takuro Yamaguchi, Masaaki Ikehara, Yasuhiro Nakajima |
| 2014 | ICIP | Fractional cycle spinning via modulated lapped transform for overcomplete image representation. | Seisuke Kyochi, Masaaki Ikehara |
| 2014 | ICIP | Simplified DCT-lifting-based reversible lapped transforms using parallel processing of two same type lapped transforms. | Taizo Suzuki, Masaaki Ikehara |
| 2014 | MMSP | NMF-based multiple pitch estimation using sparseness and inter-frame continuity constraints. | Takanori Fujisawa, Ikuo Degawa, Masaaki Ikehara |
| 2013 | ACSSC | Multipitch estimation and instrument recognition by exemplar-based sparse representation. | Ikuo Degawa, Kei Sato, Masaaki Ikehara |
| 2013 | ACSSC | Image denoising by adaptive directional lifting-based discrete wavelet transform and quantization. | Naoki Furuhashi, Azusa Oota, Taichi Yoshida, Masaaki Ikehara |
| 2013 | ACSSC | Colorization based on piecewise autoregressive model. | Yasuhiro Nakajima, Takashi Ueno, Taichi Yoshida, Masaaki Ikehara |
| 2013 | ICASSP | Multiplierless lifting based FFT via fast Hartley transform. | Taizo Suzuki, Seisuke Kyochi, Yuichi Tanaka, Masaaki Ikehara, Hirotomo Aso |
| 2012 | ACCV | Local Covariance Filtering for Color Images. | Keiichiro Shirai, Masahiro Okuda, Takao Jinno, Masayuki Okamoto, Masaaki Ikehara |
| 2012 | ICASSP | On factorizations of conjugate symmetric Hadamard transform and its relationship with DCT. | Seisuke Kyochi, Yuichi Tanaka, Masaaki Ikehara |
| 2012 | ICASSP | Image resizing using improved seam merging. | Kazu Mishiba, Masaaki Ikehara |
| 2012 | ICASSP | Multiplierless fast algorithm for DCT via fast Hartley transform. | Taizo Suzuki, Yuichi Tanaka, Masaaki Ikehara, Hirotomo Aso |
| 2012 | ICIP | Content aspect ratio preserving mesh-based image resizing. | Kazu Mishiba, Masaaki Ikehara, Takeshi Yoshitome |
| 2012 | ICIP | Reversible non-expansive symmetric convolution for M-channel lifting based linear-phase filter banks. | Taizo Suzuki, Masaaki Ikehara |
| 2012 | ICIP | Wavelet-based content-aware image coding with rate-dependent seam carving. | Taichi Yoshida, Yuichi Tanaka, Madoka Hasegawa, Shigeo Kato, Masaaki Ikehara |
| 2012 | ICPR | Color-line vector field and local color component decomposition for smoothing and denoising of color images. | Keiichiro Shirai, Masahiro Okuda, Masaaki Ikehara |
| 2011 | ICASSP | Seam merging for image resizing with structure preservation. | Kazu Mishiba, Masaaki Ikehara |
| 2011 | ICASSP | Integer fast lapped orthogonal transform based on direct-lifting of dcts for lossless-to-lossy image coding. | Taizo Suzuki, Masaaki Ikehara |
| 2011 | ICASSP | Two dimensional non-separable adaptive directional lifting structure of discrete wavelet transform. | Taichi Yoshida, Taizo Suzuki, Seisuke Kyochi, Masaaki Ikehara |
| 2011 | ICIP | Seam carving in wavelet transform domain. | Kazu Mishiba, Masaaki Ikehara |
| 2011 | ICIP | Noiseless no-flash photo creation by color transform of flash image. | Keiichiro Shirai, Masayuki Okamoto, Masaaki Ikehara |
| 2011 | ICIP | Block-lifting factorization of M-channel biorthogonal filter banks with an arbitrary McMillan degree. | Taizo Suzuki, Masaaki Ikehara, Truong Q. Nguyen |
| 2010 | ICIP | A direction-adaptive image coding using two-dimensional direct lifting wavelet transform. | Seisuke Kyochi, Junya Aoyama, Masaaki Ikehara |
| 2010 | ICIP | Edge-adaptive image interpolation using constrained least squares. | Kazu Mishiba, Taizo Suzuki, Masaaki Ikehara |
| 2010 | ICIP | Realization of lossless-to-lossy image coding compatible with JPEG standard by direct-lifting of DCT-IDCT. | Taizo Suzuki, Masaaki Ikehara |
| 2010 | ICIP | A simplified lattice structure of two-dimensional generalized lapped orthogonal transform (2-D GenLOT) for image coding. | Taichi Yoshida, Seisuke Kyochi, Masaaki Ikehara |
| 2010 | ISCAS | Structurally regular integer discrete cosine transform for low-bit-word-length coefficients. | Taizo Suzuki, Masaaki Ikehara |
| 2010 | ISCAS | Direction scalability of adaptive directional wavelet transform: An approach using block-lifting based DCT and SPIHT. | Yuichi Tanaka, Madoka Hasegawa, Shigeo Kato, Taizo Suzuki, Masaaki Ikehara |
| 2009 | ICIP | Adaptive directionalwavelet transform using pre-directional filtering. | Yuichi Tanaka, Madoka Hasegawa, Shigeo Kato, Masaaki Ikehara, Truong Q. Nguyen |
| 2009 | ISCAS | Dual-tree Complex Wavelet Transform Arising from Cosine-sine Modulated Filter Banks. | Seisuke Kyochi, Toshiyuki Uto, Masaaki Ikehara |
| 2009 | ISCAS | An Adaptive Extension of Combined 2D and 1D-directional Filter Banks. | Yuichi Tanaka, Masaaki Ikehara, Truong Q. Nguyen |
| 2008 | ICIP | A novel design of criticially sampled contourlet transform and its application to image coding. | Shizuka Higaki, Seisuke Kyochi, Yuichi Tanaka, Masaaki Ikehara |
| 2008 | ICIP | A new combination of 1D and 2D filter banks for effective multiresolution image representation. | Yuichi Tanaka, Masaaki Ikehara, Truong Q. Nguyen |
| 2008 | ISCAS | Oversampled linear-phase perfect reconstruction filter banks with higher-order feasible building blocks: Structure and parameterization. | Yuichi Tanaka, Masaaki Ikehara, Truong Q. Nguyen |
| 2007 | ICASSP | Real Time 3D Avatar Transmission using Cylinder Mapping. | Shin-ichiro Takahashi, Masaaki Ikehara, Ishtiaq Rasool Khan, Masahiro Okuda |
| 2007 | ICIP | An Efficient Lifting Structure of Biorthogonal Filter Banks for Lossless Image Coding. | Shunsuke Iwamura, Yuichi Tanaka, Masaaki Ikehara |
| 2007 | ICIP | Unequal Length First-Order Linear-Phase Filter Banks for Efficient Image Coding. | Yuichi Tanaka, Masaaki Ikehara, Truong Q. Nguyen |
| 2006 | ICASSP | Theory and Design of Two-Channel Complex Linear-Phase Pseudo-Orthogonal Filterbanks. | Seisuke Kyochi, Yuichi Tanaka, Masaaki Ikehara |
| 2005 | ICASSP | Design of generalized linear-phase paraunitary filter banks with zeros at mirror frequencies. | Akihiro Ochi, Masaaki Ikehara |
| 2004 | MMSP | Range image registration using multiresolution decomposition. | Toshiyuki Uto, Masahiro Okuda, Masaaki Ikehara, Shinichi Takahashi |
| 2003 | ICASSP | Group delay approximation of allpass digital filters by transforming the desired response. | Tatsuya Matsunaga, Masaaki Ikehara |
| 2003 | ICASSP | A smooth extension for the nonexpansive orthogonal wavelet decomposition of finite length signals. | Toshiyuki Uto, Masaaki Ikehara |
| 2003 | ICIP | Smooth signal extension for M-channel paraunitary filterbanks and its application to image coding. | Tomohiro Oka, Toshiyuki Uto, Masaaki Ikehara |
| 2003 | ICIP | On lattice structure and design of orthogonal and biorthogonal multifilter banks. | Toshiyuki Uto, Satoshi Nakahara, Masaaki Ikehara |
| 2003 | ISCAS | Design of IIR digital filters in the complex domain by transforming the desired response. | Tatsuya Matsunaga, Masahiro Yoshida, Masaaki Ikehara |
| 2002 | ICASSP | The video coder with filterbank and subband motion estimation and compensation. | Yusuke Indoh, Wataru Asano, Masaaki Ikehara |
| 2002 | ICASSP | Generalized linear-phase paraunitary nonuniform filter bank (GenLPPUNUFB). | Yuhiro Kobayashi, Masahiro Kawada, Masaaki Ikehara |
| 2002 | ICASSP | Wavelet packet algorithm for quadtree-based embedded image coding. | Toshiyuki Uto, Masaaki Ikehara, Masahiro Okuda |
| 2002 | ICIP | HMM-based surface reconstruction from single images. | Takaaki Nagai, Takumi Naruse, Masaaki Ikehara, Akira Kurematsu |
| 2002 | VTC | Digital compensation scheme for coefficient errors of complex filter bank parallel A/D converter in low-IF receivers. | Yukitoshi Sanada, Masaaki Ikehara |
| 2001 | ISCAS | Symmetric extension for finite length multirate signal processing. | Chi-Wah Kok, K. Yoneyama, Masaaki Ikehara |
| 2001 | MMSP | Measuring error on 3D meshes using pixel division. | Kohji Inagaki, Masahiro Okuda, Masaaki Ikehara, Shinichi Takahashi |
| 2000 | ICASSP | Generalized unequal length lapped orthogonal transform for subband image coding. | Takayuki Nagai, Masaaki Ikehara, Masahide Kaneko, Akira Kurematsu |
| 2000 | ICIP | Linear-Phase Paraunitary Filter Banks with Unequal Length. | Takehito Kuroko, Toshichika Urushibara, Masaaki Ikehara |
| 2000 | ICIP | A New Resolution Progressive Coding Scheme Using a Sorting Algorithm. | Tomoko Takahara, Masahiro Okuda, Masaaki Ikehara, Shinichi Takahashi |
| 2000 | ISCAS | Complex approximation for FIR filters with equiripple magnitude and phase response. | Masaaki Ikehara, Masahiro Okuda, Kageyuki Kiyose, Shin-ichi Tikahashi |
| 1999 | ICIP | Time-Varying Wavelet Transforms with Lifting Steps for Lossless Image Compression. | Masahiro Okuda, Sanjit K. Mitra, Masaaki Ikehara, Shinichi Takahashi |
| 1999 | ICIP | Organization of Optimal Nonuniform Lapped Biorthogonal Transforms Based on Coding Efficiency. | Nobutaku Omiya, Takayuki Nagai, Masaaki Ikehara, Shinichi Takahashi |
| 1999 | ICIP | Image Coding Using Wavelets Based on Two-Channel Linear Phase Orthogonal LIR Filter Banks. | Toshiyuki Uto, Masahiro Okuda, Masaaki Ikehara, Shinichi Takahashi |
| 1998 | ICASSP | Factorization of nonuniform block orthogonal transforms. | Takayuki Nagai, Shigeki Obata, Masaaki Ikehara |
| 1998 | ICASSP | Design of biorthogonal filter banks composed of linear phase IIR filters. | Masahiro Okuda, Masaaki Ikehara, Shinichi Takahashi |
| 1998 | ICIP | Generalized Lapped Biorthogonal Transforms with Integer Coefficients. | Masaaki Ikehara, Trac D. Tran, Truong Q. Nguyen |
| 1997 | ICASSP | Time-domain design of linear-phase PR filter banks. | Masaaki Ikehara, Truong Q. Nguyen |
| 1997 | ICASSP | Direct design of nonuniform filter banks. | Takayuki Nagai, Takaaki Futie, Masaaki Ikehara |
| 1997 | ICIP | Linear Phase Paraunitary Filter Banks with Unequal-Length Filters. | Masaaki Ikehara, T. Tran, Truong Q. Nguyen |
| 1996 | ICASSP | Design of 2-dimensional linear phase perfect reconstruction FIR filter bank using Lagrange multiplier method. | Masaaki Ikehara, Kenji Inose |
| 1996 | ICASSP | Cosine-modulated 2-dimensional perfect reconstruction FIR filter banks with linear phase. | Takayuki Nagai, Masaaki Ikehara |
| 1995 | ICASSP | Modulated 2 dimensional perfect reconstruction FIR filter banks with permissible passbands. | Masaaki Ikehara |
| 1995 | ISCAS | Modulated 2 Dimensional Perfect Reconstruction FIR Filter Banks with Permissible Passbands. | Huan Yan, Masaaki Ikehara |
| 1994 | ICASSP | Cosine-modulated 2 dimensional FIR filter banks satisfying perfect reconstruction. | Masaaki Ikehara |
| 1994 | ICASSP | 2-dimensional recursive orthogonal wavelet transformation. | Hiromichi Yasuoka, Masaaki Ikehara |
| 1994 | ISCAS | Design and Implementation of Cosine-Modulated Dimensional Perfect Reconstruction FIR Filter Banks. | Masaaki Ikehara |
| 1993 | ISCAS | Design of 2-dimensional perfect reconstruction filter banks for arbitrary sampling lattices. | Masaaki Ikehara |