Results 21 to 30 of about 7,955,070 (236)

Prediction model and application of three-dimensional ground surface settlement induced by tunnel excavation considering time effect

open access: yes矿业科学学报, 2019
It is difficult to consider the change of settlement along with time by using stochastic medium theory in the settlement prediction process in subway construction. A new settlement-time model is proposed.
Liu Bo, Yang Weihong
doaj   +1 more source

The encoding of stochastic regularities is facilitated by action-effect predictions

open access: yesScientific Reports, 2021
Our brains continuously build and update predictive models of the world, sources of prediction being drawn for example from sensory regularities and/or our own actions.
Betina Korka   +2 more
doaj   +1 more source

Stochastic Strike-Slip Fault as Earthquake Source Model

open access: yesMathematics, 2023
It is known that the source of a tectonic earthquake in the framework of the theory of elasticity and viscoelasticity is considered to be displacement along a certain fault surface.
Maksim Gapeev   +2 more
doaj   +1 more source

Quantum stochastic convolution cocycles II [PDF]

open access: yes, 2008
Schurmann's theory of quantum Levy processes, and more generally the theory of quantum stochastic convolution cocycles, is extended to the topological context of compact quantum groups and operator space coalgebras.
Skalski, Adam G., Lindsay, J. Martin
core   +4 more sources

Analytical Solution of Three-Dimensional Heaving Displacement of Ground Surface during Tunnel Freezing Construction Based on Stochastic Medium Theory

open access: yesAdvances in Civil Engineering, 2021
Many studies indicate that the heaving displacement during tunnel freezing construction can be regarded as a plane strain problem. However, due to the fact that many of the frozen pipes are placed obliquely in practical engineering, it should be a three ...
Hai-bing Cai   +4 more
doaj   +1 more source

2-D And 3-D Analysis of Stochastic, Elastic Soil Medium

open access: yesEngineering Transactions, 2015
The paper presents a stochastic description of a three-dimensional soil medium and its modelling under plane strain conditions. The main aim of the paper is to work out a computational model enabling incorporation of three-dimensional variability of soil
J. Przewłócki, J. Górski
doaj   +1 more source

Prediction of Surface Deformation Induced by Ultra-Shallow-Buried Pilot Tunnel Construction

open access: yesApplied Sciences
The prediction of ground deformation during ultra-shallow-buried pilot tunnel construction is critical for urban rail transit projects in complex geological settings, yet existing cross-section models often lack accuracy.
Caijun Liu   +5 more
doaj   +1 more source

Prediction method for ground surface settlement induced by bias tunnel based on stochastic medium theory

open access: yesYantu gongcheng xuebao
The disturbance of the surrounding soil by tunnel excavation will inevitably lead to surface settlement. When calculating the surface settlement caused by tunnel excavation, various prediction methods have assumed that the tunnel convergence mode is ...
ZHOU Pengyuan 1, 2, SONG Zhanping 1, 2, 3, WANG Junbao 1, 2, ZHANG Yuwei 1, 2, 3, TIAN Xiaoxu 1, 2
doaj   +1 more source

Ground movements modeling applying adjusted influence function

open access: yesInternational Journal of Mining Science and Technology, 2020
Mathematical modeling of surface deformations caused by underground mining operation is commonly carried out with use of empirical, numerical or stochastic models.
Agnieszka Malinowska   +2 more
doaj   +1 more source

Stabilisation of hybrid stochastic differential equations by delay feedback control [PDF]

open access: yes, 2008
This paper is concerned with the exponential mean-square stabilisation of hybrid stochastic differential equations (also known as stochastic dierential equations with Markovian switching) by delay feedback controls.
Lam, James   +10 more
core   +3 more sources

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