IEICE Trans

Masaaki IKEHARA

Fast Edge Preserving 2D Smoothing Filter Using Indicator Function Ryo ABIKO Masaaki IKEHARA
Publication: Publication Date: 2019/10/01 Vol. E102-D No. 10 pp. 2025-2032 Type of Manuscript: PAPER Category: Image Processing and Video Processing Keyword: edge-preserving smoothing, indicator function, denoising, contents matching,
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Noise Removal Based on Surface Approximation of Color Line Koichiro MANABE Takuro YAMAGUCHI Masaaki IKEHARA
Publication: Publication Date: 2018/09/01 Vol. E101-A No. 9 pp. 1567-1574 Type of Manuscript: PAPER Category: Image Keyword: image denoising, color-line model, approximation methods,
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Sub-Pixel Shift Estimation of Image Based on the Least Squares Approximation in Phase Region Ryo FUJIMOTO Takanori FUJISAWA Masaaki IKEHARA
Publication: Publication Date: 2018/01/01 Vol. E101-A No. 1 pp. 267-272 Type of Manuscript: PAPER Category: Image Keyword: image registration, sub-pixel estimation, shift estimation,
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Detail Preserving Mixed Noise Removal by DWM Filter and BM3D Takuro YAMAGUCHI Aiko SUZUKI Masaaki IKEHARA
Publication: Publication Date: 2017/11/01 Vol. E100-A No. 11 pp. 2451-2457 Type of Manuscript: PAPER Category: Image Keyword: image denoising, mixed noise, DWM filter, BM3D,
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Random-Valued Impulse Noise Removal Using Non-Local Search for Similar Structures and Sparse Representation Kengo TSUDA Takanori FUJISAWA Masaaki IKEHARA
Publication: Publication Date: 2017/10/01 Vol. E100-A No. 10 pp. 2146-2153 Type of Manuscript: PAPER Category: Image Keyword: image denoising, random-valued impulse noise, sparse representation, DCT basis,
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Image Restoration of JPEG Encoded Images via Block Matching and Wiener Filtering Yutaka TAKAGI Takanori FUJISAWA Masaaki IKEHARA
Publication: Publication Date: 2017/09/01 Vol. E100-A No. 9 pp. 1993-2000 Type of Manuscript: PAPER Category: Image Keyword: JPEG, signification, block noise, wiener filter, block matching, discrete cosine transform, RGB color space, YCbCR color space, minimization problem,
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Dual-DCT-Lifting-Based Lapped Transform with Improved Reversible Symmetric Extension Taizo SUZUKI Masaaki IKEHARA
Publication: Publication Date: 2017/05/01 Vol. E100-A No. 5 pp. 1109-1118 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: discrete cosine transform, lapped transform, lifting structure, lossy-to-lossless image coding, reversible symmetric extension,
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Fast and High Quality Image Interpolation for Single-Frame Using Multi-Filtering and Weighted Mean Takuro YAMAGUCHI Masaaki IKEHARA
Publication: Publication Date: 2017/05/01 Vol. E100-A No. 5 pp. 1119-1126 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: image interpolation, single-frame upsampling, filtering, weighted mean,
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Blind Image Deconvolution Using Specified 2-D HPF for Feature Extraction and Conjugate Gradient Method in Frequency Domain Takanori FUJISAWA Masaaki IKEHARA
Publication: Publication Date: 2017/03/01 Vol. E100-A No. 3 pp. 846-853 Type of Manuscript: PAPER Category: Image Keyword: deblurring, feature extraction, optimization,
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Single Image Super Resolution by l₂ Approximation with Random Sampled Dictionary Takanori FUJISAWA Taichi YOSHIDA Kazu MISHIBA Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2016/02/01 Vol. E99-A No. 2 pp. 612-620 Type of Manuscript: PAPER Category: Image Keyword: single image super resolution, l₂-norm minimization, example-based,
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Adaptive Reversible Data Hiding via Integer-to-Integer Subband Transform and Adaptive Generalized Difference Expansion Method Taichi YOSHIDA Taizo SUZUKI Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2014/01/01 Vol. E97-A No. 1 pp. 384-392 Type of Manuscript: PAPER Category: Image Keyword: adaptive reversible data hiding, adaptive generalized difference expansion, frequency domain, integer-to-integer subband transform,
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Content Aware Image Resizing with Constraint of Object Aspect Ratio Preservation Kazu MISHIBA Masaaki IKEHARA Takeshi YOSHITOME
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2013/11/01 Vol. E96-D No. 11 pp. 2427-2436 Type of Manuscript: PAPER Category: Image Processing and Video Processing Keyword: content-aware image resizing, grid transformation, warping method, aspect ratio preservation,
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Two Dimensional M-Channel Non-separable Filter Banks Based on Cosine Modulated Filter Banks with Diagonal Shifts Taichi YOSHIDA Seisuke KYOCHI Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2013/08/01 Vol. E96-A No. 8 pp. 1685-1694 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: two dimensional non-separable filter banks, directional filter banks, cosine modulated filter banks, paraunitary,
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Improved Seam Merging for Content-Aware Image Resizing Kazu MISHIBA Masaaki IKEHARA Takeshi YOSHITOME
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2013/02/01 Vol. E96-D No. 2 pp. 349-356 Type of Manuscript: PAPER Category: Image Processing and Video Processing Keyword: content-aware image resizing, seam carving, seam merging,
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Two Dimensional Non-separable Adaptive Directional Lifting Structure of Discrete Wavelet Transform Taichi YOSHIDA Taizo SUZUKI Seisuke KYOCHI Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/10/01 Vol. E94-A No. 10 pp. 1920-1927 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: two dimensional non-separable lifting structure, discrete wavelet transform, adaptive directional filtering, lossy and lossless image coding,
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A Linear Optimization of Dual-Tree Complex Wavelet Transform Seisuke KYOCHI Takafumi SHIMIZU Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/06/01 Vol. E94-A No. 6 pp. 1386-1393 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: dual-tree complex wavelet transform, half sample delay condition, directionality, shift invariance, least squares method,
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A Simplified Lattice Structure of Two Dimensional Generalized Lapped Orthogonal Transform Taichi YOSHIDA Seisuke KYOCHI Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/02/01 Vol. E94-A No. 2 pp. 671-679 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: two dimensional nonseparable filter banks, paraunitary, linear-phase,
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FOREWORD Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2010/08/01 Vol. E93-A No. 8 pp. 1399-1399 Type of Manuscript: FOREWORD Category: Keyword:
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M-Channel Paraunitary Filter Banks Based on Direct Lifting Structure of Building Block and Its Inverse Transform for Lossless-to-Lossy Image Coding Taizo SUZUKI Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2010/08/01 Vol. E93-A No. 8 pp. 1457-1464 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: paraunitary filter bank (PUFB), direct lifting, lossless-to-lossy image coding, side information block (SIB),
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Image Interpolation Using Edge-Directed Smoothness Measure Filter Kazu MISHIBA Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2010/06/01 Vol. E93-D No. 6 pp. 1618-1624 Type of Manuscript: PAPER Category: Image Processing and Video Processing Keyword: adaptive image interpolation, edge-directed smoothness, observation model,
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Integer Discrete Cosine Transform via Lossless Walsh-Hadamard Transform with Structural Regularity for Low-Bit-Word-Length Taizo SUZUKI Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2010/04/01 Vol. E93-A No. 4 pp. 734-741 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: integer discrete cosine transform (IntDCT), dyadic values, low-bit-word-length, lossless Walsh-Hadamard transform (LWHT), lossless-to-lossy image coding,
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A Class of Near Shift-Invariant and Orientation-Selective Transform Based on Delay-Less Oversampled Even-Stacked Cosine-Modulated Filter Banks Seisuke KYOCHI Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2010/04/01 Vol. E93-A No. 4 pp. 724-733 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: even-stacked cosine-modulated filter bank, overcomplete transform, directionality, near shift-invariance,
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A Novel Design of Regular Cosine-Modulated Filter Banks for Image Coding Toshiyuki UTO Masaaki IKEHARA Kenji OHUE
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2009/07/01 Vol. E92-A No. 7 pp. 1633-1641 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: transform coding, cosine-modulated filter bank, regularity, lattice structure,
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A Bottom-Up Design Approach of Critically Sampled Contourlet Transform for Efficient Image Representation Seisuke KYOCHI Shizuka HIGAKI Yuichi TANAKA Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2009/03/01 Vol. E92-A No. 3 pp. 762-771 Type of Manuscript: Special Section PAPER (Special Section on Latest Advances in Fundamental Theories of Signal Processing) Category: Keyword: critical sampling, contourlet, directional filter bank, wavelet transform, non-linear approximation,
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Design of M-Channel Perfect Reconstruction Filter Banks with IIR-FIR Hybrid Building Blocks Shunsuke IWAMURA Taizo SUZUKI Yuichi TANAKA Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/08/01 Vol. E90-A No. 8 pp. 1636-1643 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: M-channel infinite impulse response perfect reconstruction filter banks, state space representation, FIR-IIR hybrid building blocks,
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Design of Equiripple Minimum Phase FIR Filters with Ripple Ratio Control Masahiro OKUDA Masaaki IKEHARA Shin-ichi TAKAHASHI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2006/03/01 Vol. E89-A No. 3 pp. 751-756 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: FIR filter, minimum phase, ripple ratio, bandpass filters,
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Simultaneous Approximation for Magnitude and Phase Responses of FIR Digital Filters Masahiro OKUDA Masahiro YOSHIDA Masaaki IKEHARA Shin-ichi TAKAHASHI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/11/01 Vol. E87-A No. 11 pp. 2957-2963 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: FIR filters, complex Chebyshev approximation, least squares method,
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Design of Generalized Filter Banks with Unequal-Length and Its Application of Image Coding Atsuhiko SAITO Toshichika URUSHIBARA Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/07/01 Vol. E87-A No. 7 pp. 1756-1764 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: filter banks, lapped transforms, image coding,
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Measuring Errors on 3D Meshes Using Pixel Based Search Kohji INAGAKI Masahiro OKUDA Masaaki IKEHARA Shin-ichi TAKAHASHI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2003/09/01 Vol. E86-D No. 9 pp. 1903-1908 Type of Manuscript: PAPER Category: Computer Graphics Keyword: measuring errors, 3D meshes, 2-dimensional search,
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Compression of 3D Models by Remesh on Texture Images Masahiro OKUDA Kyoko NAGATOMO Masaaki IKEHARA Shin-ichi TAKAHASHI
Publication: IEICE TRANSACTIONS on Information and Systems Publication Date: 2003/06/01 Vol. E86-D No. 6 pp. 1110-1115 Type of Manuscript: PAPER Category: Computer Graphics Keyword: 3D model, compression, regular mesh, texture,
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Digital Compensation Scheme for Coefficient Errors of Complex Filter Bank Parallel A/D Converter in Low-IF Receivers Yukitoshi SANADA Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2002/12/01 Vol. E85-B No. 12 pp. 2656-2662 Type of Manuscript: Special Section PAPER (Special Issue on Software Defined Radio Technology and Its Applications) Category: Keyword: low-IF receiver, filter bank, A/D converter, software radio,
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Filter Banks with Nonlinear Lifting Steps for Lossless Image Compression Masahiro OKUDA Sanjit K. MITRA Masaaki IKEHARA Shin-ichi TAKAHASHI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/03/01 Vol. E84-A No. 3 pp. 797-801 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: filter bank, lifting, lossless image compression,
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Fast LOT with Unequal Length Basis Functions: Realization and Application in Subband Image Coding Takayuki NAGAI Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1999/05/25 Vol. E82-A No. 5 pp. 825-834 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: lapped transform, fast algorithm, subband image coding,
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Design of Biorthogonal Filter Banks Composed of Linear Phase IIR Filters Masahiro OKUDA Masaaki IKEHARA Shin-ichi TAKAHASHI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1998/11/25 Vol. E81-A No. 11 pp. 2449-2454 Type of Manuscript: PAPER Category: Neural Networks Keyword: IIR filter banks, linear phase response, noncausal filtering, wavelet image conding,
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Design and Lattice Structure of FIR Paraunitary Filter Banks with Linear Phase Takayuki NAGAI C.W. KOK Masaaki IKEHARA Truong Q. NGUYEN
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1997/04/25 Vol. E80-A No. 4 pp. 712-721 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: filter banks, linear phase, lattice structure,
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Simultaneous Approximation for IIR Digital Filters with Log Magnitude and Phase Response Masahiro OKUDA Masaaki IKEHARA Shin-ichi TAKAHASHI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1996/11/25 Vol. E79-A No. 11 pp. 1879-1885 Type of Manuscript: PAPER Category: Digital Signal Processing Keyword: IIR digital filter, log magnitude response, steepest decent method, robust algorithm,
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A Design Method of All-Pass Networks Based on the Eigen Filter Method with Consideration of the Stability Yasuhiro TOGURI Masaaki IKEHARA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1995/07/25 Vol. E78-A No. 7 pp. 885-889 Type of Manuscript: LETTER Category: Digital Signal Processing Keyword: all-pass filters, eigen filter, stability,
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