Results 31 to 40 of about 2,086,718 (267)

On weighted multivariate sign functions

open access: yesJournal of Multivariate Analysis, 2022
Multivariate sign functions are often used for robust estimation and inference. We propose using data dependent weights in association with such functions. The proposed weighted sign functions retain desirable robustness properties, while significantly improving efficiency in estimation and inference compared to unweighted multivariate sign-based ...
Subhabrata Majumdar   +1 more
openaire   +2 more sources

Probability Weighting Functions [PDF]

open access: yesSSRN Electronic Journal, 2015
Cumulative prospect theory (CPT) has been proposed as an alternative to expected utility theory to explain irregular behavior by economic agents. CPT comprises two key transformations: one of outcome values and the other of objective probabilities. Risk attitudes are derived from the shapes of these transformations as well as their interaction.
Martina Nardon, Paolo Pianca
openaire   +1 more source

A Hilbert-type fractal integral inequality and its applications

open access: yesJournal of Inequalities and Applications, 2017
By using thefractal theory and the methods of weight function, a Hilbert-type fractal integral inequality and its equivalent form are given. Their constant factors are proved being the best possible, and their applications are discussed briefly.
Qiong Liu, Wenbing Sun
doaj   +1 more source

Estimating the Inversion Accuracy of Atmospheric Temperature and Water Vapor Profile Under Limb Sounding

open access: yes应用气象学报, 2020
Profiles of atmospheric temperature and water vapor are important for studying atmospheric state and play an important role in the energy balance of earth-atmosphere system.
Zong Xuemei
doaj   +1 more source

Generalizations of Hardy's integral inequalities

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1999
This paper deals with some new generalizations of Hardy's integral inequalities. Some cases concerning whether the constant factors involved in these inequalities are best possible are discussed in some detail.
Yang Bicheng, Lokenath Debnath
doaj   +1 more source

The Multi-Parametric Weight Optimization of a Hydraulic Actuator

open access: yesActuators, 2020
This research was derived from the experimental observation that hydraulic actuators are positioned on machines that are subjected to movements and whose dynamic actions, the accelerations, are very high; it is acceptable to think of an actuator for an ...
Luigi Solazzi   +2 more
doaj   +1 more source

Stress Intensity Factors for Radial Crack on Inner Surface of Interface in Multi-Layer Rotating Thick-Walled Cylinder

open access: yesMetals, 2022
Cracks often appear on the inner surface of metal thick-walled cylinders with multiple interference fits. Considering that no relatively accurate model exists for the cracks on the interface of multi-layered, rotating, thick-walled cylinders, in this ...
Jun Ying   +5 more
doaj   +1 more source

Multipliers of Banach valued weighted function spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2000
We generalize Banach valued spaces to Banach valued weighted function spaces and study the multipliers space of these spaces. We also show the relationship between multipliers and tensor product of Banach valued weighted function spaces.
Serap Öztop
doaj   +1 more source

Developing an Optimal Class of Generic Sixteenth-Order Simple-Root Finders and Investigating Their Dynamics

open access: yesMathematics, 2018
Developed here are sixteenth-order simple-root-finding optimal methods with generic weight functions. Their numerical and dynamical aspects are investigated with the establishment of a main theorem describing the desired optimal convergence.
Young Hee Geum, Young Ik Kim, Beny Neta
doaj   +1 more source

An Equivalent Form Related to a Hilbert-Type Integral Inequality

open access: yesAxioms, 2023
In the present paper, we establish an equivalent form related to a Hilbert-type integral inequality with a non-homogeneous kernel and a best possible constant factor. We also consider the case of homogeneous kernel as well as certain operator expressions.
Michael Th. Rassias   +2 more
doaj   +1 more source

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