Results 41 to 50 of about 1,177,360 (314)

Local Sample Path Properties of Gaussian Fields

open access: yesThe Annals of Probability, 1979
A zero-one law is derived for a class of Gaussian fields $\{X(t) : t \in R^d\}$ including the generalized multiparameter Brownian motion. Under very general conditions, the joint distribution of the suprema of several Gaussian processes defined over compact metric spaces is shown to be absolutely continuous with a bounded density. Sufficient conditions
Pitt, Loren D., Tran, Lanh Tat
openaire   +3 more sources

Optimal computational and statistical rates of convergence for sparse nonconvex learning problems [PDF]

open access: yes, 2013
We provide theoretical analysis of the statistical and computational properties of penalized $M$-estimators that can be formulated as the solution to a possibly nonconvex optimization problem.
Liu, Han, Wang, Zhaoran, Zhang, Tong
core   +1 more source

Stochastic Representation and Monte Carlo Simulation for Multiterm Time-Fractional Diffusion Equation

open access: yesAdvances in Mathematical Physics, 2020
In this paper, we mainly study the solution and properties of the multiterm time-fractional diffusion equation. First, we obtained the stochastic representation for this equation, which turns to be a subordinated process.
Longjin Lv, Luna Wang
doaj   +1 more source

A detailed investigation on highly dense CuZr bulk metallic glasses for shielding purposes

open access: yesOpen Chemistry, 2022
Gamma-ray shielding properties of eight different metallic glasses based on CuxZr100-x: x = 35 (Cu35Zr65) − 70 (Cu70Zr30) were determined using Monte Carlo simulations and Phy-X/PSD software.
Tekin Huseyin Ozan   +8 more
doaj   +1 more source

Psychometric properties of factors influencing Healthcare Career Choice Scale

open access: yesNursing Open, 2020
Aim The aim of this paper was to modify Factors Influencing Teaching Choice scale (FIT‐Choice scale) to be appropriate for healthcare professionals and to assess the psychometric properties of the modified scale.
Hayfa Almutary, Modi Al‐Moteri
doaj   +1 more source

Energy-Efficient Local Path Planning of a Self-Guided Vehicle by Considering the Load Position

open access: yesIEEE Access, 2022
The local path planning, as one of the navigation stages, plays a significant role in the energy consumption of Self-Guided Vehicles (SGV). Since SGV must operate for several hours on a single battery charge to transport loads, its energy consumption is ...
Mohammad Mohammadpour   +6 more
doaj   +1 more source

RESEARCH AND OPTIMIZATION OF FORMING PATH OF ELECTRON BEAM FUSE ADDITIVE MANUFACTURING——A CASE OF 304 STAINLESS STEEL

open access: yesJixie qiangdu, 2021
In this paper,using 304 stainless steel material 1 mm in diameter to fuse electron beam deposition rapid prototyping,by controlling the wire feed speed,electronic beam intensity and molding parameters such as the same,choose different forming path was ...
SUN BaoFu   +5 more
doaj  

Neutron-state entanglement with overlapping paths

open access: yesPhysical Review Research, 2021
The development of direct probes of entanglement is integral to the rapidly expanding field of complex quantum materials. Here we test the robustness of entangled neutrons as a quantum probe by measuring the Clauser-Horne-Shimony-Holt contextuality ...
S. J. Kuhn   +14 more
doaj   +1 more source

The effects of strain path change on the microstructure, texture, and mechanical properties of accumulative roll-bonded (ARBed) AA1050 strips

open access: yesJournal of Materials Research and Technology, 2023
In this study, the effect of unidirectional accumulative roll bonding (UARB) and rotational ARB (RARB) on the microstructure, texture, and mechanical properties of AA1050 sheets was investigated.
Mohammad Reza Toroghinejad   +3 more
doaj   +1 more source

Asymptotic behaviour of random Markov chains with tridiagonal generators [PDF]

open access: yes, 2012
Continuous-time discrete-state random Markov chains generated by a random linear differential equation with a random tridiagonal matrix are shown to have a random attractor consisting of singleton subsets, essentially a random path, in the simplex of ...
Allen   +9 more
core   +1 more source

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