Výsledky vyhledávání - numerical integration algorithm for rotation

Quaternion-based rigid body rotation integration algorithms for use in particle methods Autor Johnson, Scott M., Williams, John R., Cook, Benjamin K.

“…; however, resolving rotational motion is less obvious. Many applications update rotation using an explicit integration involving products of matrices, which has well‐known drawbacks…”
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A numerical damage model for initially anisotropic materials Autor Qi, M., Giraud, A., Colliat, J.B., Shao, J.F.

“… Based on the numerical integration of the exact Green’s function and using an appropriate coordinate frame rotation method, an efficient numerical algorithm…”
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Upper limb joint angle measurement in occupational health Autor Álvarez, Diego, Alvarez, Juan C., González, Rafael C., López, Antonio M.

“… The algorithms avoid numerical integration of the signals, which allows for long-time estimations without angle estimation drift…”
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A Partial-Givens-Rotation-Based Symbol Detector for GSM MIMO Systems: Algorithm and VLSI Implementation Autor Yen, Mao-Hsu, Lu, Hoang-Yang, Lin, Shao-Yueh, Lu, Ken-Hua, Chan, Chia-Chen

“… Aiming at satisfactory detection performance based on a feasible hardware architecture, in this paper, a partial Givens rotation (PGR…”
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Dynamical Model of Rotation and Orbital Coupling for Deimos Autor Huang, Kai, Zhang, Lijun, Yang, Yongzhang, Ye, Mao, Li, Yuqiang

“…) integration algorithm is employed to synchronously…”
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Implementation of HHT algorithm for numerical integration of multibody dynamics with holonomic constraints Autor Wang, Jielong, Li, Zhigang

“… The parameterization of rotation has been paid a special attention, which makes the formula of HHT algorithm much more complicated because of the nonlinearity of rotations…”
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Long-time coherent integration detection of weak manoeuvring target via integration algorithm, improved axis rotation discrete chirp-Fourier transform Autor Rao, Xuan, Tao, Haihong, Xie, Jian, Su, Jia, Li, Weiping

“… To deal with range/Doppler migration, a novel coherent integration algorithm, improved axis rotation discrete chirp-Fourier transform (IAR-DCFT), is proposed…”
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Numerical Modelling of Dynamic Electromagnetic Problems Based on the Time-Domain Finite Integration Technique Autor Lou, Zhuochen, Wu, Xiongwei, Hou, Junming, Zhang, Jianan, You, Jianwei, Cui, Tiejun

“… In this paper, a numerical method called the time-domain finite integration technique (TDFIT) is extended to tackle this problem via the introduction of time-varying iterative coefficients…”
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Axis rotation MTD algorithm for weak target detection Autor Rao, Xuan, Tao, Haihong, Su, Jia, Guo, Xiaolu, Zhang, Jinze

“… To compensate for linear range migration and detect weak targets effectively, a novel coherent integration detection algorithm, axis rotation moving target detection (AR-MTD), is proposed…”
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Coherent integration method for high‐speed target detection using angular inverse rotation transform Autor Wang, Le, Tao, Haihong, Yang, Aodi, Yang, Fusen

“…High‐speed target often induces severe across range unit problem in the long‐time coherent integration (LTCI…”
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Rotation-Free Based Numerical Model for Nonlinear Analysis of Thin Shells Autor Smoljanović, Hrvoje, Balić, Ivan, Munjiza, Ante, Hristovski, Viktor

“…This paper presents a computationally efficient numerical model for the analysis of thin shells based on rotation-free triangular finite elements…”
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Magneto-viscoelastic rod model for hard-magnetic soft rods under 3D large deformation: Theory and numerical implementation Autor Li, Xin, Zhang, Dingcong, Guan, Jiashen, Liu, Ju, Yuan, Hongyan

“…•An extension of generalized-α method to the rotation group are presented.•five numerical examples including the 2D dynamic buckling and 3D dynamic problems are considered…”
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Search for the Best Cubature Formulas on the Sphere Invariant under the Icosahedral Rotation Group Autor Popov, A. S.

“…A process of searching on the sphere for the best (in a sense) cubature formulas that are invariant under the transformations of the icosahedral rotation group is described…”
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Generalized Unitary Joint Diagonalization algorithm based on approximate Givens rotations Autor Azzouz, Malika, Mesloub, Ammar, Abed-Meraim, Karim, Belouchrani, Adel

“… This paper proposes a new generalized unitary joint diagonalization approach based on the Jacobi iterative scheme using Givens rotations and simplified criterion, introducing three approximations…”
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Radar High-Speed Moving Target Coherent Integration and Parameter Estimation Algorithm Using PSA-FAIR-NUFFT Autor Wang, Le, Tao, Haihong, Yang, Aodi, Yang, Fusen, Ma, Huihui

“… This article proposes a novel LTCI algorithm, PSA-FAIR-NUFFT, combining frequency-domain angular inverse rotation (FAIR…”
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Matrices, Moments and Quadrature with Applications Autor Golub, Gene H, Meurant, Gérard

“… The second part describes the applications and gives numerical examples of the algorithms and techniques developed in the first part…”
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Numerical integration of lattice rotation in polycrystal plasticity Autor Kok, S., Beaudoin, A. J., Tortorelli, D. A.

“…A numerical algorithm to calculate the lattice rotation in polycrystal plasticity models, that is based on the analytical integration of the lattice rotation update equation, is presented…”
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Effect of the integration scheme on the rotation of non-spherical particles with the discrete element method Autor Irazábal, Joaquín, Salazar, Fernando, Santasusana, Miquel, Oñate, Eugenio

“… One of the key features of this method is the explicit integration of the motion equations…”
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Dynamically equivalent implicit algorithms for the integration of rigid body rotations Autor Krysl, P.

“…‐value problem of three‐dimensional rigid body rotation. The algorithms are related to the recently developed methodology of the so‐called Munthe‐Kaas Runge–Kutta methods…”
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Improved axis rotation MTD algorithm and its analysis Autor Rao, Xuan, Zhong, Tiantian, Tao, Haihong, Xie, Jian, Su, Jia

“…In radar detection, weak targets’ range migration often happens during long time integration…”
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