Results 41 to 50 of about 698,300 (306)

Exponential Random Graphs: mean-field approximations and limit theorems [PDF]

open access: yes, 2022
reservedThis thesis deals with a class of Random Graphs (RGs), the Exponential Random Graph model (ERGM). RGs can reproduce emergent connectivity properties of real world networks such as social networks, populations, molecular systems, neural networks.
PASSUELLO, GIACOMO
core  

Random-field-induced order in a bosonic t-J model

open access: yesNew Journal of Physics, 2014
In this paper, we study the effect of a random quenched external field for spin order and also multiple Bose–Einstein condensation (BEC). This system is realized by the cold atomic gases in an optical lattice.
Yoshihito Kuno   +2 more
doaj   +1 more source

Stochastic constitutive model of structural steel based on random field of corrosion depth

open access: yesCase Studies in Construction Materials, 2022
In this study, a new method based on the random field model (RFM) of corrosion depth was developed to investigate the effect of corrosion randomness on the constitutive relationship of steel.
Youde Wang   +4 more
doaj   +1 more source

A Deep-Structured Fully Connected Random Field Model for Structured Inference

open access: yesIEEE Access, 2015
There has been significant interest in the use of fully connected graphical models and deep-structured graphical models for the purpose of structured inference.
Alexander Wong   +3 more
doaj   +1 more source

Study of Quasi-Static Magnetization with the Random-Field Ising Model

open access: yesAlgorithms, 2020
The topic of this paper is modeling based on Hamiltonian spin interactions. Preliminary studies on the identification of quasi-static magnetizing field in a magnetic system were presented.
Roman Gozdur
doaj   +1 more source

Simple Assumptions to Improve Markov Illuminance and Reflectance

open access: yesFrontiers in Psychology, 2022
Murray recently introduced a novel computational lightness model, Markov illuminance and reflectance (MIR). MIR is a promising new approach that simulates human lightness processing using a conditional random field (CRF) where natural-scene statistics of
Yuki Kobayashi   +2 more
doaj   +1 more source

Microcanonical Analysis of the Random Energy Model in a Random Magnetic Field [PDF]

open access: yesJournal of Statistical Physics, 2014
15 ...
Arguin, Louis-Pierre, Kistler, Nicola
openaire   +2 more sources

MULTI-SOURCE MULTI-SCALE HIERARCHICAL CONDITIONAL RANDOM FIELD MODEL FOR REMOTE SENSING IMAGE CLASSIFICATION [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
Fusion of remote sensing images and LiDAR data provides complimentary information for the remote sensing applications, such as object classification and recognition.
Z. Zhang, M. Y. Yang, M. Zhou
doaj   +1 more source

A Novel Simulation Method for the Spatiotemporal Variation in Relative Humidity in Early Age of Polypropylene Fibers Reinforced Concrete

open access: yesBuildings
Early-age cracking remains a major durability challenge for concrete. It is primarily caused by internal restraint stresses induced by humidity and temperature gradients during hydration.
Zhaohui Chen   +5 more
doaj   +1 more source

On adaptive refinements in discrete probabilistic fracture models [PDF]

open access: yesFracture and Structural Integrity, 2017
The possibility to adaptively change discretization density is a well acknowledged and used feature of many continuum models. It is employed to save computational time and increase solution accuracy.
J. Eliáš
doaj   +1 more source

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