作者: Fester 時間: 2025-3-21 21:01 作者: conscience 時間: 2025-3-22 01:25
Sustainable Agriculture Reviews 47provement of identification algorithms with the reduced order of models. It has been shown that the performance of a DRLS algorithm is as successful as the other recursive parameter identification of a continuous-time system model.作者: atrophy 時間: 2025-3-22 08:17
Sliced-Time Computations with Re-scaling for Blowing-Up Solutions to Initial Value Differential Equained cut-off value (or threshold) .. In this work we provide fundamental elements of the method, illustrated on a scalar ordinary differential equation .′ = .(.) where .(.) verifies .. Numerical results on various ordinary and partial differential equations are available in [7], some of which will be presented in this paper.作者: 過份 時間: 2025-3-22 10:35
A New Computer Algorithm Approach to Identification of Continuous-Time Batch Bioreactor Model Parameprovement of identification algorithms with the reduced order of models. It has been shown that the performance of a DRLS algorithm is as successful as the other recursive parameter identification of a continuous-time system model.作者: pulse-pressure 時間: 2025-3-22 15:02
Shamsul Hayat,John Pichtel,Qazi Fariduddinects of SHTs and their inverses to very high degrees and orders (over 3600) are discussed with special emphasis on information conservation and numerical stability. Parallel and grid computations are imperative for a number of geodetic, geophysical and related applications, and these are currently under investigation.作者: pulse-pressure 時間: 2025-3-22 20:41
Ekta Khare,Pallavi Singh Chauhann be easily implemented with modification to the existing fast multipole algorithm. The complexity of the algorithm is .(... log .) and has several advantages over the existing Cartesian coordinates based expansion schemes.作者: 里程碑 時間: 2025-3-23 00:22 作者: Rejuvenate 時間: 2025-3-23 04:54 作者: Scintigraphy 時間: 2025-3-23 08:10
0302-9743 dition of p- vious conferences in the series: ICCS 2004 in Krakow, Poland; ICCS 2003 held simultaneously at two locations, in Melbourne, Australia and St. Petersburg, Russia; ICCS 2002 in Amsterdam, The Netherlands; and ICCS 2001 in San Francisco, California, USA. Computational science is rapidly ma作者: Outshine 時間: 2025-3-23 12:15
Sustainable Agriculture Reviewsn of a torsion spring system using a Gauss-Newton-based approach. The approach obtains a reasonably optimal location of each internal node by optimizing the spring system’s objective function. The improvement offered by applying the algorithm to real meshes is also exhibited and objectively evaluated using suitable metrics.作者: adduction 時間: 2025-3-23 13:50
Sustainable Agriculture Reviews 37 achieved, which is important for high efficiency on modern computer systems; very little fill-in occurs, which leads to no or very low memory overhead; and in most practical situations observed the transformed matrix has very favorable numerical properties. Two variants of this method are introduced and compared.作者: 樹上結(jié)蜜糖 時間: 2025-3-23 19:49
https://doi.org/10.1007/978-3-030-38881-2ically be large and sparse. . is a user-friendly . package for the study of dynamical systems and their bifurcations. We incorporate the CIS algorithm into . to extend its functionality to large scale bifurcation computations via subspace reduction.作者: immunity 時間: 2025-3-23 23:48
Sustainable Agriculture Reviews 41of a pseudo-transient technique to drive the solution to steady-state and gives results for a real-world problem. The application discussed in this paper does not converge using a traditional Picard nonlinear iteration type finite element solution. Therefore, an alternate technique needed to be developed and tested.作者: correspondent 時間: 2025-3-24 03:53
Sustainable Agriculture Reviews 42y flow is selected as the test problem to demonstrate the efficiency and the reliability of the present preconditioned method. It is found that the Newton-Krylov method becomes more efficient if combined with the preconditioner.作者: 送秋波 時間: 2025-3-24 09:51
Sustainable Agriculture Reviewsst principal vertical modes and explicit approximation of the slow secondary gravitational waves. Numerical experiments with actual atmospheric data are carried out to define the most efficient implicit-explicit separation, which produces the accurate forecasts at the less computational cost.作者: 佛刊 時間: 2025-3-24 14:27 作者: indicate 時間: 2025-3-24 16:05
Computing Orthogonal Decompositions of Block Tridiagonal or Banded Matrices achieved, which is important for high efficiency on modern computer systems; very little fill-in occurs, which leads to no or very low memory overhead; and in most practical situations observed the transformed matrix has very favorable numerical properties. Two variants of this method are introduced and compared.作者: Ptosis 時間: 2025-3-24 20:22 作者: 預(yù)知 時間: 2025-3-24 23:55
Application of the Pseudo-Transient Technique to a Real-World Unsaturated Flow Groundwater Problemof a pseudo-transient technique to drive the solution to steady-state and gives results for a real-world problem. The application discussed in this paper does not converge using a traditional Picard nonlinear iteration type finite element solution. Therefore, an alternate technique needed to be developed and tested.作者: 可忽略 時間: 2025-3-25 04:18 作者: 拖債 時間: 2025-3-25 09:31 作者: Incorporate 時間: 2025-3-25 15:42
Hybrid Membranes for Carbon Capture,omputation of higher derivatives of fixed-coefficient multistep methods to variable-coefficient multistep methods. We test the new algorithm on problems with exact solutions and stiff problems as well, in order to confirm its performance.作者: 巨碩 時間: 2025-3-25 16:29
On Stable Integration of Stiff Ordinary Differential Equations with Global Error Controlomputation of higher derivatives of fixed-coefficient multistep methods to variable-coefficient multistep methods. We test the new algorithm on problems with exact solutions and stiff problems as well, in order to confirm its performance.作者: 知道 時間: 2025-3-25 20:43
2D FE Quad Mesh Smoothing via Angle-Based Optimizationlysis; their improvement is important. The algorithm improves mesh quality by adjusting the position of the mesh’s internal nodes based on optimization of a torsion spring system using a Gauss-Newton-based approach. The approach obtains a reasonably optimal location of each internal node by optimizi作者: 結(jié)構(gòu) 時間: 2025-3-26 03:20
Numerical Experiments on the Solution of the Inverse Additive Singular Value Problemorithms are analyzed and evaluated with respect to different points of view: memory requirements, convergence, accuracy and execution time, in order to observe their behaviour with different problem sizes and to identify those capable to solve the problem efficiently.作者: LARK 時間: 2025-3-26 05:37 作者: 符合國情 時間: 2025-3-26 12:22
Adaptive Model Trust Region Methods for Generalized Eigenvalue Problems. In this paper, two methods that compute extreme eigenpairs of positive-definite matrix pencils are combined into a hybrid scheme that inherits the advantages of both constituents. The hybrid algorithm is developed and analyzed in the framework of model-based methods for trace minimization.作者: Substance 時間: 2025-3-26 16:37 作者: upstart 時間: 2025-3-26 18:22
Bifurcation Analysis of Large Equilibrium Systems in ,.). In the case when .(.) is the Jacobian matrix for a system that comes from a spatial discretization of a partial differential equation, it will typically be large and sparse. . is a user-friendly . package for the study of dynamical systems and their bifurcations. We incorporate the CIS algorithm作者: octogenarian 時間: 2025-3-26 23:11
Sliced-Time Computations with Re-scaling for Blowing-Up Solutions to Initial Value Differential Equawing-up in a finite time. For that purpose, we introduce the concept of “sliced-time computations”, whereby, a sequence of time intervals (slices) {[.., ..]| .?≥?1} is defined on the basis of a change of variables (re-scaling), allowing the generation of computational models that share symbolically 作者: 危機 時間: 2025-3-27 02:19
Application of the Pseudo-Transient Technique to a Real-World Unsaturated Flow Groundwater Problemure of the governing equations. This problem is even more challenging when a steady-state solution is needed. This paper describes the implementation of a pseudo-transient technique to drive the solution to steady-state and gives results for a real-world problem. The application discussed in this pa作者: 江湖騙子 時間: 2025-3-27 07:15 作者: corpus-callosum 時間: 2025-3-27 10:41
Predictor-Corrector Preconditioned Newton-Krylov Method For Cavity Flowhe method: employing the predictor-corrector method as preconditioner, and solving the equations without the preconditioner. The standard driven cavity flow is selected as the test problem to demonstrate the efficiency and the reliability of the present preconditioned method. It is found that the Ne作者: 同步左右 時間: 2025-3-27 15:51
Vectorized Sparse Matrix Multiply for Compressed Row Storage Formatmat. Unlike the vectorizable jagged diagonal format (JAD), this algorithm requires no data rearrangement and can be easily adapted to a sophisticated library framework such as PETSc. Numerical experiments on the Cray X1 show an order of magnitude improvement over the non-vectorized algorithm.作者: 譏諷 時間: 2025-3-27 21:00 作者: 膠水 時間: 2025-3-27 22:46 作者: 親密 時間: 2025-3-28 05:36 作者: 嬉耍 時間: 2025-3-28 09:19 作者: 公式 時間: 2025-3-28 12:20
Occlusion Activity Detection Algorithm Using Kalman Filter for Detecting Occluded Multiple Objectsetween them, a simultaneous feature based tracking of multiple objects using tracking filters fails. To estimate feature vectors such as location, color, velocity, and acceleration of a target are critical factors that affect the tracking performance and reliability. To resolve this problem, the occ作者: cleaver 時間: 2025-3-28 18:14
A New Computer Algorithm Approach to Identification of Continuous-Time Batch Bioreactor Model Parame growth medium temperature control of a cooling batch bioreactor in which . growth at aerobic condition by using Continuous-time Generalised Predictive Control (CGPC) algorithm. MATLAB programme was utilized for recursive parameter identification algorithms (CRLS and DRLS). The success or otherwise 作者: Needlework 時間: 2025-3-28 19:57
Computational Science -- ICCS 2005978-3-540-32111-8Series ISSN 0302-9743 Series E-ISSN 1611-3349 作者: ALE 時間: 2025-3-29 00:34 作者: Collar 時間: 2025-3-29 06:15
Metal Oxides for Carbon Dioxide Capture,. In this paper, two methods that compute extreme eigenpairs of positive-definite matrix pencils are combined into a hybrid scheme that inherits the advantages of both constituents. The hybrid algorithm is developed and analyzed in the framework of model-based methods for trace minimization.作者: 教育學(xué) 時間: 2025-3-29 11:08
SustainableAgriculture Reviews 44mat. Unlike the vectorizable jagged diagonal format (JAD), this algorithm requires no data rearrangement and can be easily adapted to a sophisticated library framework such as PETSc. Numerical experiments on the Cray X1 show an order of magnitude improvement over the non-vectorized algorithm.作者: uncertain 時間: 2025-3-29 11:57
Savita Budhwar,Manali Chakraborty in literature are quite suspect in their numerical stability. In this paper, we introduce a class of real-number codes based on random generator matrices over real-number fields. Codes over complex-number field are also discussed. Experiment results demonstrate our codes are numerically much more stable than existing codes in literature.作者: Reservation 時間: 2025-3-29 18:55
Sustainable Agriculture Reviews 46l integral can be approximated by a combination of lower-dimensional or one-dimensional adaptive methods iteratively. When an integrand contains sharp ridges which are not parallel with any axis, iterated methods often outperform adaptive cubature methods in low dimensions. We use examples to support our analysis.作者: Pde5-Inhibitors 時間: 2025-3-29 21:10
Sustainable Agriculture Reviewslysis; their improvement is important. The algorithm improves mesh quality by adjusting the position of the mesh’s internal nodes based on optimization of a torsion spring system using a Gauss-Newton-based approach. The approach obtains a reasonably optimal location of each internal node by optimizi作者: 慢慢啃 時間: 2025-3-29 23:56 作者: fidelity 時間: 2025-3-30 06:38 作者: liposuction 時間: 2025-3-30 10:18 作者: Fibrin 時間: 2025-3-30 15:51
Hybrid Membranes for Carbon Capture, a two-step second order method possessing the .-stability property on any nonuniform grid [3]. This method is also implemented with the local-global step size control developed earlier in [8] to construct the appropriate grid automatically. It is shown that we are able to extend our technique for c作者: Abominate 時間: 2025-3-30 17:39
https://doi.org/10.1007/978-3-030-38881-2.). In the case when .(.) is the Jacobian matrix for a system that comes from a spatial discretization of a partial differential equation, it will typically be large and sparse. . is a user-friendly . package for the study of dynamical systems and their bifurcations. We incorporate the CIS algorithm作者: Asseverate 時間: 2025-3-30 20:51 作者: 比喻好 時間: 2025-3-31 04:30
Sustainable Agriculture Reviews 41ure of the governing equations. This problem is even more challenging when a steady-state solution is needed. This paper describes the implementation of a pseudo-transient technique to drive the solution to steady-state and gives results for a real-world problem. The application discussed in this pa作者: 堅毅 時間: 2025-3-31 05:04 作者: Frequency 時間: 2025-3-31 09:17
Sustainable Agriculture Reviews 42he method: employing the predictor-corrector method as preconditioner, and solving the equations without the preconditioner. The standard driven cavity flow is selected as the test problem to demonstrate the efficiency and the reliability of the present preconditioned method. It is found that the Ne作者: 調(diào)整校對 時間: 2025-3-31 14:47 作者: Cleave 時間: 2025-3-31 19:59
Ekta Khare,Pallavi Singh Chauhannics to compute multipole coefficients that are used to evaluate these potentials. The key idea in this algorithm is the use of Gegenbauer polynomials to represent .. in a manner analogous to the use of Legendre polynomials for the expansion of the Coulomb potential ... We exploit the relationship b作者: MOAN 時間: 2025-3-31 23:10
Savita Budhwar,Manali Chakraborty in literature are quite suspect in their numerical stability. In this paper, we introduce a class of real-number codes based on random generator matrices over real-number fields. Codes over complex-number field are also discussed. Experiment results demonstrate our codes are numerically much more s作者: Gustatory 時間: 2025-4-1 04:20
Sustainable Agriculture Reviews 46l integral can be approximated by a combination of lower-dimensional or one-dimensional adaptive methods iteratively. When an integrand contains sharp ridges which are not parallel with any axis, iterated methods often outperform adaptive cubature methods in low dimensions. We use examples to suppor
