IEICE Trans

Ichi TAKUMI

The Background Noise Estimation in the ELF Electromagnetic Wave Data Using Outer Product Expansion with Non-linear Filter Akitoshi ITAI Hiroshi YASUKAWA Ichi TAKUMI Masayasu HATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2014/11/01 Vol. E97-A No. 11 pp. 2114-2120 Type of Manuscript: Special Section PAPER (Special Section on Smart Multimedia & Communication Systems) Category: Keyword: background noise reduction, tensor product expansion, electromagnetic wave, signal processing,
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Global Signal Elimination and Local Signals Enhancement from EM Radiation Waves Using Independent Component Analysis Motoaki MOURI Arao FUNASE Andrzej CICHOCKI Ichi TAKUMI Hiroshi YASUKAWA Masayasu HATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2008/08/01 Vol. E91-A No. 8 pp. 1875-1882 Type of Manuscript: Special Section PAPER (Special Section on Signal Processing) Category: Keyword: ICA, electromagnetic wave, denoising, signals enhancement, earthquake prediction,
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Global Noise Estimation Based on Tensor Product Expansion with Absolute Error Akitoshi ITAI Hiroshi YASUKAWA Ichi TAKUMI Masayasu HATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/04/01 Vol. E90-A No. 4 pp. 778-783 Type of Manuscript: Special Section PAPER (Special Section on Selected Papers from the 19th Workshop on Circuits and Systems in Karuizawa) Category: Keyword: global noise reduction, tensor product expansion, absolute error, electromagnetic wave, signal processing,
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Modified Algorithm on Maximum Detected Bit Flipping Decoding for High Dimensional Parity-Check Code Yuuki FUNAHASHI Shogo USAMI Ichi TAKUMI Masayasu HATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2006/10/01 Vol. E89-A No. 10 pp. 2670-2675 Type of Manuscript: Special Section LETTER (Special Section on Information Theory and Its Applications) Category: Coding Theory Keyword: error correcting code, high dimensional parity-check code, hard-in decoding,
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Iterative Decoding of High Dimensionality Parity Code Toshio FUKUTA Yuuichi HAMASUNA Ichi TAKUMI Masayasu HATA Takahiro NAKANISHI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2003/10/01 Vol. E86-A No. 10 pp. 2473-2482 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Coding Theory Keyword: high dimensionality parity code, iterative decoding, steepest descent method, bit reliability, quantization,
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A Study on Precursor Signal Extraction with PCA for Predicting Significant Earthquakes Shinji NIWA Hiroshi YASUKAWA Ichi TAKUMI Masayasu HATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2003/08/01 Vol. E86-A No. 8 pp. 2047-2052 Type of Manuscript: Special Section PAPER (Special Section on Digital Signal Processing) Category: Keyword: signal extraction, PCA, electromagnetic wave, ELF band, earthquake,
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Signal Processing and Sonification of Seismic Electromagnetic Radiation in the ELF Band Seiji ADACHI Hiroshi YASUKAWA Ichi TAKUMI Masayasu HATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/04/01 Vol. E84-A No. 4 pp. 1011-1016 Type of Manuscript: Special Section PAPER (Special Section on Acoustic Signal Processing) Category: Keyword: electromagnetic radiation, earthquake, ELF band,
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Hardware Implementation of the High-Dimensional Discrete Torus Knot Code Yuuichi HAMASUNA Masanori YAMAMURA Toshio ISHIZAKA Masaaki MATSUO Masayasu HATA Ichi TAKUMI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/04/01 Vol. E84-A No. 4 pp. 949-956 Type of Manuscript: Special Section PAPER (Special Section on Fundamentals of Information and Communications) Category: Keyword: robust and high speed error correction, burst error, wired logic and parallel operation, ASIC,
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Realization of Quantum Receiver for M-Ary Signals Yuji FUJIHARA Shigeru TATSUTA Tsuyoshi Sasaki USUDA Ichi TAKUMI Masayasu HATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2001/04/01 Vol. E84-A No. 4 pp. 906-912 Type of Manuscript: Special Section PAPER (Special Section on Fundamentals of Information and Communications) Category: Keyword: quantum communication theory, quantum detection, quantum receiver, realization problem, error probability,
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A Simplification Algorithm for Calculation of the Mutual Information by Quantum Combined Measurement Shogo USAMI Tsuyoshi Sasaki USUDA Ichi TAKUMI Masayasu HATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1999/10/25 Vol. E82-A No. 10 pp. 2185-2190 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Quantum Information Keyword: quantum information theory, channel capacity, square-root measurement, mutual information, superadditivity,
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Application of Quantum Cryptography to an Eavesdropping Detectable Data Transmission Takamitsu KUDO Tsuyoshi Sasaki USUDA Ichi TAKUMI Masayasu HATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1999/10/25 Vol. E82-A No. 10 pp. 2178-2184 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Quantum Information Keyword: quantum cryptography, communication bases, detection of eavesdropping,
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Performance Improvement of Variable Stepsize NLMS Jirasak TANPREEYACHAYA Ichi TAKUMI Masayasu HATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1995/08/25 Vol. E78-A No. 8 pp. 905-914 Type of Manuscript: Special Section PAPER (Special Section on Digital Signal Processing) Category: Keyword: adaptive FIR filter, NLMS, convergence characteristics, variable stepsize, noise estimation,
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