Search Results:　 1-20 of 182

  • 1

    Estimation of Comfort/Disconfort Based on EEG in Massage by Use of Clustering according to Correration and Incremental Learning type NN  [in Japanese]

    TERAMAE Tatsuya , KUSHIDA Daisuke , TAKEMORI Fumiaki , KITAMURA Akira

    … Authors proposed the estimation method combining k-means algorithm and NN for evaluating massage. … However, this estimation method has a problem that discrimination ratio is decreased to new user. … Another one is that clustering result by k-means algorithm has not high correlation coefficient in a class. … Then, this research proposes k-means algorithm according to correlation coefficient and incremental learning for NN. …

    IEEJ Transactions on Electronics, Information and Systems 132(6), 828-833, 2012-06-01

    J-STAGE CrossRef References (9)

  • 2

    CROSS-LAYER IMPROVED TCP BASED ON ADAPTIVE LOSS DISCRIMINATION ALGORITHM OVER SATELLITE NETWORKS

    LIU HAIYAN , ZHOU HUAYU , PAN CHENGSHENG 他

    ICIC express letters. an international journal of research and surveys. Part B, Applications : 3(3), 523-528, 2012-06-00

  • 3

    A-1-9 A Discrimination Algorithm Based on NSI and TCSC for Electrocardiogram  [in Japanese]

    TANAKA Kosuke , OYA Hidetoshi , HIROSE Katsuhiro , NAKANO Kazushi , YAMAGUCHI Yoshihiro , MIYAUCHI Hiroshi , OKAI Takayuki

    Proceedings of the IEICE General Conference 2012年_基礎・境界, 9, 2012-03-06

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  • 4

    Parameter Optimization in VAD Used in Noise Spectral Estimation for Spectral Suppression Method

    LEI Guo , NAKAYAMA Kenji , HIRANO Akihiro

    … The threshold of noisy speech discrimination is not adaptive to input noise type in the conventional method. … Also, automatic detection of colorless noise and colored noise algorithm is proposed. …

    IEICE technical report. Communication systems 111(467), 103-108, 2012-03-01

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  • 5

    Parameter Optimization in VAD Used in Noise Spectral Estimation for Spectral Suppression Method

    LEI Guo , NAKAYAMA Kenji , HIRANO Akihiro

    … The threshold of noisy speech discrimination is not adaptive to input noise type in the conventional method. … Also, automatic detection of colorless noise and colored noise algorithm is proposed. …

    IEICE technical report. Circuits and systems 111(465), 103-108, 2012-03-01

    CiNii Fulltext PDF - Limited 

  • 6

    Parameter Optimization in VAD Used in Noise Spectral Estimation for Spectral Suppression Method

    LEI Guo , NAKAYAMA Kenji , HIRANO Akihiro

    … The threshold of noisy speech discrimination is not adaptive to input noise type in the conventional method. … Also, automatic detection of colorless noise and colored noise algorithm is proposed. …

    IEICE technical report. Signal processing 111(466), 103-108, 2012-03-01

    CiNii Fulltext PDF - Limited 

  • 7

    Evidence for instantaneous e-vector detection in the honeybee using an associative learning paradigm

    Sakura Midori , Okada Ryuichi , Aonuma Hitoshi

    … When ultraviolet polarized light (350 nm) was used for CS, the bees discriminated CS+ from CS-, but no discrimination was observed in blue (442 nm) or green light (546 nm). … Fixing the bees' heads during the experiments did not prevent learning, indicating that they use an "instantaneous" algorithm of e-vector detection; …

    Proceedings of the Royal Society B : Biological Sciences 279(1728), 535-542, 2012-02-07

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  • 8

    Approximate Nearest Neighbor Based Feature Quantization Algorithm for Robust Hashing

    LI Yue nan , LUO Hao

    … We model the features of perceptually identical media as ANNs in the feature set and show that ANN indexing can well meet the robustness and discrimination requirements of feature quantization. … A feature quantization algorithm is then developed by exploiting the random-projection based ANN indexing. …

    IEICE Transactions on Information and Systems E95.D(12), 3109-3112, 2012

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  • 9

    Evaluation of Maximal-Ratio-Combining Algorithm for Single-Polarization QPSK format with Elliptic Polarization  [in Japanese]

    ENDO Kazuomi , HASHIMOTO Youichi , 田中 健義 , TAKAMICHI Toru , FUKUCHI Kiyoshi , TOYOSHIMA Morio , TAKAYAMA Yoshihisa

    単一偏光方式は,偏波分離による十分なアイソレーションの確保が可能なことから,空間伝送路での双方向光通信システムの実現に重要である.また,単一偏光の受信の際,偏光ダイバーシティ受信後に最大比合成で信号合成するのは,移動体搭載でのファイバへの振動や衝撃で偏光変動による受信感度劣化の抑制に有効である.しかし,最大比合成法をデジタル信号処理で行う場合,処理方式によっては楕円偏光状態において動作特異点となり …

    Technical report of IEICE. OCS 111(297), 49-54, 2011-11-10

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  • 10

    A-1-16 A Discrimination Algorithm Based on NSI and TCSC for Electrocardiogram  [in Japanese]

    TANAKA Kosuke , OYA Hidetoshi , HIROSE Katsuhiro , NAKANO Kazushi , YAMAGUCHI Yoshihiro , MIYAUCHI Hiroshi , OKAI Takayuki

    Proceedings of the Society Conference of IEICE 2011年_基礎・境界, 16, 2011-08-30

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  • 11

    Acceleration of boosting discrimination and its application to face detection  [in Japanese]

    IZUMI Ryota , KAWAKITA Masanori , TAKEUCHI Jun-ichi , YI Hu , TAKAMORI Tetsuya , KAMEYAMA Hirokazu

    ブースティングによる判別器を高速化する手法を提案する.例えば顔検出のように適用対象によっては,訓練時間や判別精度だけでなく判別時の計算コストが問題となる場合がある.本稿ではブースティングによる判別器の高速化法としてγ打ち切り法と順序構造学習を提案する.鍵となるアイディアは,一般に全ての弱判別器を評価する前に,判別関数の符号が分かるという事実である.我々の手法の一つの利点は判別器の精度を落とさない点 …

    Technical report of IEICE. PRMU 111(193), 111-117, 2011-08-29

    CiNii Fulltext PDF - Limited  References (11)

  • 12

    Acceleration of boosting discrimination and its application to face detection  [in Japanese]

    IZUMI Ryota , KAWAKITA Masanori , TAKEUCHI Jun-ichi , YI Hu , TAKAMORI Tetsuya , KAMEYAMA Hirokazu

    ブースティングによる判別器を高速化する手法を提案する.例えば顔検出のように適用対象によっては,訓練時間や判別精度だけでなく判別時の計算コストが問題となる場合がある.本稿ではブースティングによる判別器の高速化法としてγ打ち切り法と順序構造学習を提案する.鍵となるアイディアは,一般に全ての弱判別器を評価する前に,判別関数の符号が分かるという事実である.我々の手法の一つの利点は判別器の精度を落とさない点 …

    IEICE technical report 111(194), 111-117, 2011-08-29

    CiNii Fulltext PDF - Limited  References (11)

  • 13

    Acceleration of boosting discrimination and its application to face detection  [in Japanese]

    Ryota Izumi , Masanori Kawakita , Jun-ichi Takeuchi , Hu Yi , Tetsuya Takamori , Hirokazu Kameyama

    ブースティングによる判別器を高速化する手法を提案する.例えば顔検出のように適用対象によっては,訓練時間や判別精度だけでなく判別時の計算コストが問題となる場合がある.本稿ではブースティングによる判別器の高速化法として γ 打ち切り法と順序構造学習を提案する.鍵となるアイディアは,一般に全ての弱判別器を評価する前に,判別関数の符号が分かるという事実である.我々の手法の一つの利点は判別器の精度を落とさな …

    IPSJ SIG Notes. CVIM 2011-CVIM-178(17), 1-7, 2011-08-29

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  • 14

    An Approach Using Combination of Multiple Features through Sigmoid Function for Speech-Presence/Absence Discrimination

    WANG Kun-Ching , CHIN Chiun-Li

    … Experimental results show that the performance of the proposed algorithm is superior to the standard methods such as G.729B and AMR2. …

    IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences 94(8), 1630-1637, 2011-08-01

    J-STAGE CrossRef References (24)

  • 15

    Analysis and Discrimination Algorithm for Electrocardiogram Based on Wavelet Transform  [in Japanese]

    TANAKA Kosuke , OYA Hidetoshi , HIROSE Katsuhiro , NAKANO Kazushi , YAMAGUCHI Yoshihiro , MIYAUCHI Hiroshi , OKAI Takayuki

    心肺停止患者に対する蘇生処置の要点は,「早期の除細動」である.本稿では,ウェーブレット変換に基づき,正常洞調律(Sinus Rhythm),心室細動(Ventricular Fibrillation : VF),心室頻拍(Ventricular Tachycardia : VT)などの心電図波形の特徴を解析し,その特徴を整理する.また,解析結果を基づき,心電図波形を識別するためのアルゴリズムを検討 …

    IEICE technical report. ME and bio cybernetics 111(121), 81-86, 2011-07-01

    CiNii Fulltext PDF - Limited  Ichushi Web References (16)

  • 16

    Study on the Classification of Paddy Fields Based on Time-Frequency Analysis of NDVI  [in Japanese]

    Hatanaka Katsumori , Suzuki Mitsuo , Kanada Norikazu

    本研究では,衛星リモートセンシングより得られる正規化植生指数(NDVI)を時系列に整備し,NDVI波形を一次元離散ウェーブレット変換により時間周波数応答解析し,ウェーブレットパワーをはじめとする各種パラメータを用いた線形判別関数を導出することで,土地利用分類を自動的に行うための手法を提案する。特に,水稲の生育状況変化に対応した波形特徴を抽出し,水稲作付面積を自動的に推定する手法を提案する。解析対象 …

    Journal of agricultural science, Tokyo Nogyo Daigaku 56(1), 36-43, 2011-06-20

    CiNii Fulltext PDF - Open Access 

  • 17

    Discrimination between Upstairs and Downstairs Based on Accelerometer

    XUE Yang , JIN Lianwen

    … An algorithm for the discrimination between human upstairs and downstairs using a tri-axial accelerometer is presented in this paper, which consists of vertical acceleration calibration, extraction of two kinds of features (Interquartile Range and Wavelet Energy), effective feature subset selection with the wrapper approach, and SVM classification. …

    IEICE Transactions on Information and Systems 94(6), 1173-1177, 2011-06-01

    J-STAGE CrossRef References (20)

  • 18

    Statistical Stability Analysis for Particle Swarm Optimization Dynamics with Random Coefficients  [in Japanese]

    KOGUMA Yuji , AIYHOSI Eitaro

    … Particle Swarm Optimization (PSO), a meta-heuristic global optimization method, has attracted special interest for its simple algorithm and high searching ability. … Accuracy and effectiveness of the proposed stability discrimination using the presented index are certified in numerical simulation for simple examples. …

    IEEJ Transactions on Electronics, Information and Systems 131(5), 1020-1030, 2011-05-01

    J-STAGE CrossRef References (14) Cited by (2)

  • 19

    Ensemble Image Classification Using Genetic Image Network as Weak Classifiers  [in Japanese]

    NAKAYAMA Shiro , SHIRAKAWA Shinichi , YATA Noriko , NAGAO Tomoharu

    … In our study, we try to improve the performance of GIN-IC with AdaBoost algorithm using GIN-IC as weak classifiers to complement with each other. … In our method, discrimination rates for training images and test images improved in the experiments compared with the previous method GIN-IC. …

    IEEJ Transactions on Electronics, Information and Systems 131(5), 958-965, 2011-05-01

    J-STAGE CrossRef References (14) Cited by (1)

  • 20

    A New Color-based Lawn Weed Detection Method and Its Integration with Texture-based Methods : A Hybrid Approach

    WATCHAREERUETAI Ukrit , OHNISHI Noboru

    … Genetic algorithm is adopted to search for the optimal combination of color information, fuzzy membership functions, as well as fuzzy rules used in the method. …

    IEEJ Transactions on Electronics, Information and Systems 131(2), 355-366, 2011-02-01

    J-STAGE CrossRef References (22)