Search Results 1-20 of 30

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  • PDS Based Bilateral Control System of Flexible Master-Slave Arms with Random Delay Using Kalman Filter

    Yagi Masaharu , Kimura Kengo , Sawada Yuichi

    … The random delay is defined as the sum of the average time delay and a white Gaussian noise. … A Kalman filter is designed to estimate the signals affected by the random delay. … Numerical simulations are accomplished to confirm the performance of the proposed Kalman filter for the proposed PDS based bilateral control system.</p> …

    Transactions of the Institute of Systems, Control and Information Engineers 30(1), 1-9, 2017

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  • Closed-Form Approximations for Gaussian Sum Smoother with Nonlinear Model

    DU Haiming , CHEN Jinfeng , WANG Huadong

    … Research into closed-form Gaussian sum smoother has provided an attractive approach for tracking in clutter, joint detection and tracking (in clutter), and multiple target tracking (in clutter) via the probability hypothesis density (PHD). … However, Gaussian sum smoother with nonlinear target model has particular nonlinear expressions in the backward smoothed density that are different from the other filters and smoothers. …

    IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences E99.A(3), 691-701, 2016

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  • Monte Carlo particle filter and Gaussian sum resampling filter  [in Japanese]

    村田 眞哉 , 永野 秀尚 , 柏野 邦夫

    システム制御情報学会研究発表講演会講演論文集 59, 6p, 2015-05-20

  • Computational aspects of sequential Monte Carlo filter and smoother (SPECIAL ISSUE : BAYESIAN INFERENCE AND STOCHASTIC COMPUTATION)

    Kitagawa Genshiro

    Annals of the Institute of Statistical Mathematics 66(3), 443-471, 2014-06

  • Image denosing by using soft-close/open invariance priors  [in Japanese]

    FUJIWARA Naoya , NAKASHIZUKA Makoto , IIGUNI Youji

    … Closing and opening of the morphological filter are filters which approximate an image or its complement by the union of the structural elements. … However, Closing and opening have less ability to remove Gaussian noises. … In order to reduce the sensitivity to Gaussian noise, we introduce the soft-morphology to the opening and closing for the image prior. …

    IEICE technical report. Communication systems 113(465), 139-144, 2014-03-06

  • Image denosing by using soft-close/open invariance priors  [in Japanese]

    FUJIWARA Naoya , NAKASHIZUKA Makoto , IIGUNI Youji

    … Closing and opening of the morphological filter are filters which approximate an image or its complement by the union of the structural elements. … However, Closing and opening have less ability to remove Gaussian noises. … In order to reduce the sensitivity to Gaussian noise, we introduce the soft-morphology to the opening and closing for the image prior. …

    IEICE technical report. Circuits and systems 113(463), 139-144, 2014-03-06

  • Image denosing by using soft-close/open invariance priors  [in Japanese]

    FUJIWARA Naoya , NAKASHIZUKA Makoto , IIGUNI Youji

    … Closing and opening of the morphological filter are filters which approximate an image or its complement by the union of the structural elements. … However, Closing and opening have less ability to remove Gaussian noises. … In order to reduce the sensitivity to Gaussian noise, we introduce the soft-morphology to the opening and closing for the image prior. …

    IEICE technical report. Signal processing 113(464), 139-144, 2014-03-06

  • Further Investigation of a Gaussian Sum Filter Based on Stochastic Equivalent Linearization (Special Issue on the 44th ISCIE International Symposium on Stochastic Systems Theory and Its Applications(1))

    SUGIMOTO Sueo , KUBO Yukihiro , OHASHI Masaharu

    システム制御情報学会論文誌 = Transactions of the Institute of Systems, Control and Information Engineers 26(11), 415-424, 2013-11

  • Further Investigation of a Gaussian Sum Filter Based on Stochastic Equivalent Linearization

    Sugimoto S. , Kubo Y. , Ohashi M.

    … We had proposed a stochastic (or statistical) Equivalent linearization - Gaussian Sum Filter (abbreviated as EqGS Filter) for discrete time nonlinear Systems. … Subsequently, in this paper, we investigate and show the further results related to the EqGS Filter. …

    Proceedings of the ISCIE International Symposium on Stochastic Systems Theory and its Applications 2013(0), 1-8, 2013

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  • Carrier Phase Based GNSS Positioning with Ambiguity Resolution Using Gaussian Sum Filter

    Kubo Y. , Ohta K. , Ikebuchi Y. , Sugimoto S.

    … In this paper, the applications of the Gaussian sum filtering method to the carrier phase based relative GNSS positioning are considered. …

    Proceedings of the ISCIE International Symposium on Stochastic Systems Theory and its Applications 2013(0), 80-86, 2013

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  • <b>Further Investigation of a Gaussian Sum Filter Based on Stochastic Equivalent Linearization</b>

    Sugimoto Sueo , Kubo Yukihiro , Ohashi Masaharu

    … We proposed a stochastic (or statistical) Equivalent linearization - Gaussian Sum Filter(: EqGSFilter) for discrete time nonlinear Systems. … Subsequently, in this paper, we investigate and showthe further results related to the EqGS Filter. … Especially we discuss a method to apply Gauss-Hermite quadrature rules for evaluation of the conditional expected values of the quantities requiredto design the EqGS filter. …

    Transactions of the Institute of Systems, Control and Information Engineers 26(11), 415-424, 2013

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  • Fast bilateral filtering using recursive moving sum

    Igarashi Masaki , Ikebe Masayuki , Shimoyama Sohsuke , Motohisa Junichi

    … We propose a constant-time algorithm for a bilateral filter. … Bilateral filter can be converted into the operation of three-dimensional (3D) convolution. … By using recursive moving sum, we can reduce the number of calculations needed to construct a pseudo-Gaussian filter. …

    Nonlinear Theory and Its Applications, IEICE 3(2), 222-232, 2012

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  • Bilateral Filtering Using Constant-Time Convolution

    Masaki Igarashi , Masayuki Ikebe , Sohsuke Shimoyama , Junichi Motohisa

    IEICE Proceeding Series (45), 472-475, 2011

    DOI 

  • GNSS Positioning Algorithms by Gaussian Sum Filtering Methods

    Kubo Y. , Munetomo N. , Matsunaga Y. , Sugimoto S.

    … In this paper, we derive a filtering algorithm for a discrete time system with Gaussian sum distributed measurement noise by extending and modifying the Gaussian sum filter proposed by Alspach and Sorenson[1], and its applications to satellite positioning and navigation systems are proposed. …

    Proceedings of the ISCIE International Symposium on Stochastic Systems Theory and its Applications 2011(0), 222-227, 2011

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  • A Gaussian Sum Filter Based on Stochastic Equivalent Linearization

    Sugimoto S. , Kubo Y.

    … Tn this paper, we propose a new Gaussian sum filter [1] based on the stochastic equivalent linearization technique [2] for suboptimal state estimation of discrete time nonlinear systems. … The derived nonlinear filter will be expected to be a low computational cost and high quality for recursive state estimation. …

    Proceedings of the ISCIE International Symposium on Stochastic Systems Theory and its Applications 2010(0), 87-94, 2010

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  • Gaussian Sum Filtering Algorithms for INS/GPS Integrated Navigation Systems  [in Japanese]

    Munetomo Naoki , Ishikawa Takahiro , Kubo Yukihiro , Sugimoto Sueo

    … 誤差の推定には拡張カルマンフィルタやその他の非線形フィルタが用いられるが,本研究では特にGaussianSum Filterのフィルタアルゴリズムを再検討すると共に,実データを用いた複合航法においてその有用性を検証する. …

    Proceedings of the Annual Conference of the Institute of Systems, Control and Information Engineers SCI10(0), 305-305, 2010

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  • Constrained State Estimation for Nonlinear Systems with Non-Gaussain Noise  [in Japanese]

    ISHIHARA Shinji , YAMAKITA Masaki

    … This paper addresses a state-estimation problem for nonlinear systems with non-Gaussian noise and an interval constraint on the state vector. … We propose new efficient algorithms, which are based on Unscented Kalman filter(UKF) and Ensemble Kalman filter(EnKF). … We use Truncated UKF in Gaussian sum filter(GSF) framework, which is named Constrained Unscented GSF. …

    IEEJ Transactions on Electronics, Information and Systems 129(11), 2050-2056, 2009-11-01

    J-STAGE  References (14)

  • Fast Template Matching for Spike Sorting  [in Japanese]

    SATO Takashi , SUZUKI Takafumi , MABUCHI Kunihiko

    … Our approach is based on template matching, which is an optimal filter under Gaussian noise; … however, this approach is usually expensive in computational time.<br>To speed up the filter, it is important to curtail the matching process when the distance between template and waveform exceeds some threshold. … Windowing pair of the filter was selected in DBVI based order and a signal which has rapidly increasing error was discarded to reduce the computational time. …

    IEEJ Transactions on Electronics, Information and Systems 127(10), 1680-1685, 2007-10-01

    J-STAGE  References (23)

  • State Estimation by Evolution Strategies Based Particle Filter  [in Japanese]

    UOSAKI Katsuji , HATANAKA Toshiharu

    … Kalman filter provides the optimal solution for linear dynamical systems under linear observation system with Gaussian noise. … However, state space models in many realistic problems include nonlinear and non-Gaussian elements that preclude a closed form of expression for the optimal state estimate and then approximations are required. …

    Journal of the Japan Society for Simulation Technology 26(1), 8-13, 2007-03-15

    NDL Digital Collections  References (16)

  • Examination of Gaussian Sum Filtering Methods for integrated INS/GPS system  [in Japanese]

    sato takuya , nishiyama mai , kubo yukihiro , sugimoto sueo

    GPS/INS 複合航法は, INSの長所である自立航法, 高頻度計測と GPS の長所である絶対位置の高精度測位を用いて,互いの欠点を補完しあうことで連続的に高精度な測位を可能とするシステムである. 複合の際には, 拡張カルマンフィルタにより, INS の誤差を推定する方式が一般的であるが, 本研究では, 非線形フィルタとして分布を複数個用いるガウスサム・フィルタを適用し, より高精度な複合航法 …

    Proceedings of the Annual Conference of the Institute of Systems, Control and Information Engineers SCI07(0), 333-333, 2007

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