Results 21 to 30 of about 4,152,384 (323)

Putting external validation performance of major bleeding risk models into context

open access: yesFrontiers in Drug Safety and Regulation, 2022
When developing predictive models, model simplicity and performance often need to be balanced. We propose a novel methodology to put the performance of bleeding risk prediction models ORBIT, ATRIA, HAS-BLED, CHADS2, and CHA2DS2-VASc into perspective ...
Clair Blacketer   +7 more
doaj   +1 more source

A natural upper bound to the accuracy of predicting protein stability changes upon mutations [PDF]

open access: yesBioinform., 2018
MOTIVATION Accurate prediction of protein stability changes upon single-site variations (ΔΔG) is important for protein design, as well as for our understanding of the mechanisms of genetic diseases.
L. Montanucci   +3 more
semanticscholar   +1 more source

Blow-up of solution to semilinear wave equations with strong damping and scattering damping

open access: yesBoundary Value Problems, 2022
This paper is devoted to investigating the initial boundary value problem for a semilinear wave equation with strong damping and scattering damping on an exterior domain.
Sen Ming, Jiayi Du, Yeqin Su, Hui Xue
doaj   +1 more source

An upper bound for topological complexity [PDF]

open access: yesTopology and its Applications, 2018
In arXiv:1711.10132 a new approximating invariant ${\mathsf{TC}}^{\mathcal{D}}$ for topological complexity was introduced called $\mathcal{D}$-topological complexity.
M. Farber   +3 more
semanticscholar   +1 more source

On the Distance to a Root of Polynomials

open access: yesAbstract and Applied Analysis, 2011
In 2002, Dierk Schleicher gave an explicit estimate of an upper bound for the number of iterations of Newton's method it takes to find all roots of polynomials with prescribed precision. In this paper, we provide a method to improve the upper bound given
Somjate Chaiya
doaj   +1 more source

The Choquet integral of log-convex functions

open access: yesJournal of Inequalities and Applications, 2018
In this paper we investigate the upper bound and the lower bound of the Choquet integral for log-convex functions. Firstly, for a monotone log-convex function, we state the similar Hadamard inequality of the Choquet integral in the framework of distorted
Hongxia Wang
doaj   +1 more source

Setup of axial bearing capacity of open ended tubular steel piles driven in sand

open access: yesStudia Geotechnica et Mechanica, 2020
This paper focuses on the setup of axial bearing capacity of open ended tubular steel piles that are used for offshore foundation systems such as those of wind turbines. A comparative evaluation of the most commonly used models for setup prediction shows
Ahlinhan Marx Ferdinand   +1 more
doaj   +1 more source

Fixed-Time Synchronization Analysis for Complex-Valued Neural Networks via a New Fixed-Time Stability Theorem

open access: yesIEEE Access, 2020
Based on variable substitution, calculating definite integral and solving the minimization problem, in this paper we establish a new fixed-time stability theorem, which can provide a novel upper bound estimate formula for the settling time.
Ling Mi   +4 more
doaj   +1 more source

Some quantitative characteristics of error covariance for Kalman filters

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2021
Some quantitative characteristics of error covariance are studied for linear Kalman filters. These quantitative characteristics include the peak value and location in the matrix, the decay rate from peak to bottom, and some algebraic constraints of the ...
Wei Kang, Liang Xu
doaj   +1 more source

Bound Associated with Certain Hankel Determinants and Zalcman Conjecture for Multivalent Functions of Bounded Turning [PDF]

open access: yesSahand Communications in Mathematical Analysis
In this paper, we investigate for a sharp upper bound to certain generalized second Hankel determinant, the Zalcman conjecture and an upper bound for the third, fourth Hankel determinants for the class of multivalent analytic bounded turning functions ...
Deekonda Vamshee Krishna   +3 more
doaj   +1 more source

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