Results 31 to 40 of about 1,299,114 (291)

Miscellaneous equalities for idempotent matrices with applications

open access: yesOpen Mathematics, 2020
This article brings together miscellaneous formulas and facts on matrix expressions that are composed by idempotent matrices in one place with cogent introduction and references for further study.
Tian Yongge
doaj   +1 more source

Obstacle Avoidance in Operational Configuration Space Kinematic Control of Redundant Serial Manipulators

open access: yesMachines, 2023
Kinematic control of redundant serial manipulators has been carried out for the past half century based primarily on a generalized inverse velocity formulation that is known to have mathematical deficiencies.
Adrian Peidro, Edward J. Haug
doaj   +1 more source

Representations for the Generalized Drazin Inverse of the Sum in a Banach Algebra and Its Application for Some Operator Matrices

open access: yesThe Scientific World Journal, 2015
We investigate additive properties of the generalized Drazin inverse in a Banach algebra A. We find explicit expressions for the generalized Drazin inverse of the sum a+b, under new conditions on a,b∈A.
Xiaoji Liu, Xiaolan Qin
doaj   +1 more source

Generalized Inverse Classification [PDF]

open access: yes, 2017
Accepted to SDM 2017.
Michael T. Lash   +4 more
openaire   +3 more sources

Generalized and inverse generalized synchronization of fractional-order discrete-time chaotic systems with non-identical dimensions

open access: yesAdvances in Difference Equations, 2018
In this paper, we introduce two approaches to the generalized synchronized synchronization and the inverse generalized synchronization of fractional discrete-time chaotic systems with non-identical dimensions.
Amina-Aicha Khennaoui   +5 more
doaj   +1 more source

New Statistical Approaches for Modeling the COVID-19 Data Set: A Case Study in the Medical Sector

open access: yesComplexity, 2022
Statistical distributions have great applicability for modeling data in almost every applied sector. Among the available classical distributions, the inverse Weibull distribution has received considerable attention. In the practice of distribution theory,
Mohammed M. A. Almazah   +5 more
doaj   +1 more source

Predicting the Inversive Generator [PDF]

open access: yes, 2003
Let p be a prime and let a and b be integers modulo p. The inversive congruential generator (ICG) is a sequence (u n ) of pseudorandom numbers defined by the relation \(U_{n+1}\equiv au{^{-1}_{n}}+b {\rm mod} p\).We show that if b and sufficiently many of the most significant bits of three consecutive values u n of the ICG are given, one can recover in
Simon R. Blackburn   +3 more
openaire   +2 more sources

Bayesian Analysis of Generalized Dynamic linear Models and its Application in Iranian Unemployment Problem [PDF]

open access: yesفصلنامه پژوهش‌های اقتصادی ایران, 2005
The purpose of this paper is to introduce the Baysian generalized dynamic models of non-parametric data.    Following a Generalized Dynamic Bayesian statistical inference Paradigm, in this paper, we provide a new approach for multiparameters logistic ...
Farzad Eskandari, Sima Naghizade
doaj  

Approximation of Bayesian inverse problems for PDEs [PDF]

open access: yes, 2010
Inverse problems are often ill posed, with solutions that depend sensitively on data. In any numerical approach to the solution of such problems, regularization of some form is needed to counteract the resulting instability.
Dashti, Massoumeh   +7 more
core   +1 more source

Incremental and Decremental Extreme Learning Machine Based on Generalized Inverse

open access: yesIEEE Access, 2017
In online sequential applications, a machine learning model needs to have a self-updating ability to handle the situation, which the training set is changing.
Bo Jin, Zhongliang Jing, Haitao Zhao
doaj   +1 more source

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