Results 71 to 80 of about 48,981 (245)

Sufficient optimality conditions and duality for nonsmooth multiobjective optimization problems via higher order strong convexity [PDF]

open access: yesYugoslav Journal of Operations Research, 2017
In this paper, we define some new generalizations of strongly convex functions of order m for locally Lipschitz functions using Clarke subdifferential.
Upadhyay Balendu B.   +2 more
doaj   +1 more source

Embedding generalized Wiener classes into Lipschitz spaces [PDF]

open access: yesMathematical Inequalities & Applications, 2019
Summary: In this note, we give a necessary and sufficient condition for emedding the classes \(\Lambda BV^{(p_n\uparrow p)}\) into the generalized Lipschitz spaces \(H_q^{\omega}\) \((1 \leqslant q < p \leqslant \infty)\).
Moazami Goodarzi, Milad   +2 more
openaire   +1 more source

SDFs from Unoriented Point Clouds using Neural Variational Heat Distances

open access: yesComputer Graphics Forum, EarlyView.
We propose a novel variational approach for computing neural Signed Distance Fields (SDF) from unoriented point clouds. We first compute a small time step of heat flow (middle) and then use its gradient directions to solve for a neural SDF (right). Abstract We propose a novel variational approach for computing neural Signed Distance Fields (SDF) from ...
Samuel Weidemaier   +5 more
wiley   +1 more source

The double higher Lipschitz classes and the double Fourier series(二元高阶Lipschitz函数类和二重Fourier级数)

open access: yesZhejiang Daxue xuebao. Lixue ban, 2012
利用二元函数的(r,s)阶差分和二元连续模函数定义了二元周期函数的高阶Lipschitz函数类Λr, s(ω)和λr, s(ω),并且从函数Fourier级数的系数出发,在复数域内给出了函数属于二元周期函数类的充分条件,在实数域内给出了函数属于二元周期函数类的充要条件.
GUORu-qian(郭汝倩)   +2 more
doaj   +1 more source

On the Moduli of Lipschitz Homology Classes

open access: yesThe Journal of Geometric Analysis
Abstract We define a type of modulus $$\operatorname {dMod}_p$$ dMod p for Lipschitz surfaces based on $$L^p$$
Ilmari Kangasniemi, Eden Prywes
openaire   +3 more sources

On Metric Choice in Dimension Reduction for Fréchet Regression

open access: yesInternational Statistical Review, EarlyView.
Summary Fréchet regression is becoming a mainstay in modern data analysis for analysing non‐traditional data types belonging to general metric spaces. This novel regression method is especially useful in the analysis of complex health data such as continuous monitoring and imaging data.
Abdul‐Nasah Soale   +3 more
wiley   +1 more source

Two classes of metric spaces

open access: yesApplied General Topology, 2016
The class of metric spaces (X,d) known as small-determined spaces, introduced by Garrido and Jaramillo, are properly defined by means of some type of real-valued Lipschitz functions on X.
Isabel Garrido, Ana S. Meroño
doaj   +1 more source

Metric Spaces with Linear Extensions Preserving Lipschitz Condition

open access: yes, 2005
We study a new bi-Lipschitz invariant \lambda(M) of a metric space M; its finiteness means that Lipschitz functions on an arbitrary subset of M can be linearly extended to functions on M whose Lipschitz constants are enlarged by a factor controlled by ...
Brudnyi, A., Brudnyi, Yu.
core   +1 more source

A Comparative Review of Specification Tests for Diffusion Models

open access: yesInternational Statistical Review, EarlyView.
Summary Diffusion models play an essential role in modelling continuous‐time stochastic processes in the financial field. Therefore, several proposals have been developed in the last decades to test the specification of stochastic differential equations.
A. López‐Pérez   +3 more
wiley   +1 more source

Generalized Differentiability of Continuous Functions

open access: yesFractal and Fractional, 2020
Many physical phenomena give rise to mathematical models in terms of fractal, non-differentiable functions. The paper introduces a broad generalization of the derivative in terms of the maximal modulus of continuity of the primitive function.
Dimiter Prodanov
doaj   +1 more source

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