Výsledky vyhledávání - Additive and multiplicative algorithms

Convergence Estimates of Multilevel Additive and Multiplicative Algorithms for Non-symmetric and Indefinite Problems Autor Cai, Zhiqiang, Lai, Chen-Yao G.

“… In particular, we are concerned with the simple additive algorithm and multigrid (V(1,0)‐cycle) algorithms given…”
Získat plný text

Multiplicative and additive parallel multigrid algorithms for the acceleration of compressible flow computations on unstructured meshes Autor Fournier, L., Lanteri, S.

“…In this paper we examine how parallel multigrid acceleration can be used to improve the efficiency of two-dimensional compressible steady flow calculations on…”
Získat plný text

Estimation algorithm for system with non‐Gaussian multiplicative/additive noises based on variational Bayesian inference Autor Yu, Xingkai, Li, Jianxun, Xu, Jian

“…‐Gaussian multiplicative and additive noises. Based on the variational idea, in order to derive optimal estimation algorithms, we combine the multiplicative noise with states as the joint parameters to estimate…”
Získat plný text

Research on singular value decomposition algorithm for mixed additive and multiplicative error model Autor Li, Guohong, Xin, Huijuan

“…•LiDAR data is disturbed by mixed additive and multiplicative errors.•The bias-corrected weighted least squares solution relies on error distribution information…”
Získat plný text

The improved artificial bee colony algorithm for mixed additive and multiplicative random error model and the bootstrap method for its precision estimation Autor Wang, Leyang, Han, Shuhao

“…To solve the complex weight matrix derivative problem when using the weighted least squares method to estimate the parameters of the mixed additive and multiplicative random error model (MAM error model…”
Získat plný text

An Optimal Filtering Algorithm for Systems With Multiplicative/Additive Noises Autor Zhang, Ling, Zhang, Xian-Da

“…In this letter, we propose a new optimal filtering algorithm for systems with multiplicative noise process under correlated additive noises…”
Získat plný text

Iterative algorithm for offsets, scale and rotate estimation for television image superposition with additive and multiplicative noise Autor Diyazitdinov, Rinat R.

“… Also additive and multiplicative noise influences the image. The main aim of developing this algorithm is to reduce the time of processing images for estimation superposition parameters…”
Získat plný text

Markov chain analysis of genetic algorithms applied to fitness functions perturbed concurrently by additive and multiplicative noise Autor Nakama, Takehiko

“…We analyze the transition and convergence properties of genetic algorithms (GAs) applied to fitness functions perturbed concurrently by additive and multiplicative noise…”
Získat plný text

Extended Square-Root Covariance Filtering Algorithm for Discrete-Time Systems with Multiplicative and Additive Noises Autor Tsyganov, A. V., Tsyganova, Yu. V., Kureneva, T. N.

“…The paper addresses a problem of constructing extended square-root covariance filtering algorithm for discrete-time linear stochastic systems with multiplicative and additive noises…”
Získat plný text

Estimation of the additive and multiplicative error of the standard algorithm of acoustic emission sources linear location Autor Makhutov, N A, Vasil’ev, I E, Chernov, D V, Mishchenko, I V, Moskovskaia, D S

“…The paper deals with the results of the standard acoustic emission (AE) source linear location algorithm, which evaluates the location of developing damage in a steel sample under static load test to destruction…”
Získat plný text

A Communication-efficient Local Differentially Private Algorithm in Federated Optimization Autor Alam, Syed Eqbal, Shukla, Dhirendra, Rao, Shrisha

“… We develop a differentially-private additive-increase and multiplicative-decrease algorithm to allocate multiple divisible shared heterogeneous resources to agents in a network…”
Získat plný text

A new variational model for removal of combined additive and multiplicative noise and a fast algorithm for its numerical approximation Autor Chumchob, Noppadol, Chen, Ke, Brito-Loeza, Carlos

“…Variational image restoration models for both additive and multiplicative noise (MN) removal are rarely encountered in the literature…”
Získat plný text

Derivation of linear estimation algorithms from measurements affected by multiplicative and additive noises Autor García-Ligero, M.J., Hermoso-Carazo, A., Linares-Pérez, J., Nakamori, S.

“… Assuming that the state-space model is unknown, the multiplicative noise is non-white and the signal and additive noise are correlated, recursive algorithms are derived for the least-squares linear…”
Získat plný text

Reduced Multiplicative (BURA-MR) and Additive (BURA-AR) Best Uniform Rational Approximation Methods and Algorithms for Fractional Elliptic Equations Autor Harizanov, Stanislav, Kosturski, Nikola, Lirkov, Ivan, Margenov, Svetozar, Vutov, Yavor

“…Numerical methods for spectral space-fractional elliptic equations are studied. The boundary value problem is defined in a bounded domain of general geometry,…”
Získat plný text

A stochastic model for the throughput of non-persistent TCP flows Autor Baccelli, François, McDonald, David R.

“…The general aim of this paper is to analyze the throughput of a HTTP flow. For this, we introduce a simplified model of such a flow which consists of a…”
Získat plný text

Fault tolerant additive and (μ,α)-spanners Autor Braunschvig, Gilad, Chechik, Shiri, Peleg, David, Sealfon, Adam

“… (the spanner's stretch). A number of algorithms are known for constructing sparse spanners with small multiplicative or additive stretch…”
Získat plný text

Improved Hyperspectral Unmixing Algorithm Involving the Multiplicative NMF Concept for Additive Mixing Model Dealing with Spectral Variability Autor Karoui, Moussa Sofiane, Benhalouche, Fatima Zohra, Deville, Yannick, Quezada, Alejandra Inga, Duarte, Leonardo Tomazeli

“… In this study, a linear additive mixture model is used to address the spectral variability phenomenon…”
Získat plný text

Convergence rate of consensus algorithms with multiplicative and additive noisy measurements Autor Yu-Ping Tian

“… with both multiplicative and additive noises…”
Získat plný text

Magnetic resonance imaging bias field estimation and tissue segmentation via convolutional neural networks and multiplicative and additive intrinsic components optimization Autor Liu, Jun, Peng, Yuliang, Pu, Mingshu, Tang, Ling, Shao, Lizhi, Wang, Pengxiang, Yang, Lan, Huang, Furong, Shen, Zijie, Li, Chunming

“… This study aimed to explore an algorithm designed to robustly address intensity inhomogeneity for brain MRI tissue segmentation under dataset constraints…”
Získat plný text

Adaptive Linear Quadratic Control for Stochastic Discrete-Time Linear Systems With Unmeasurable Multiplicative and Additive Noises Autor Jiang, Yi, Liu, Lu, Feng, Gang

“…) linear systems with unmeasurable multiplicative and additive noises. A data-driven value iteration algorithm is developed to solve the stochastic algebraic Riccati equation (SARE…”
Získat plný text