Results 11 to 20 of about 22,714,790 (333)

Partially Observable Markov Decision Processes in Robotics: A Survey [PDF]

open access: yesIEEE Transactions on robotics, 2022
Noisy sensing, imperfect control, and environment changes are defining characteristics of many real-world robot tasks. The partially observable Markov decision process (POMDP) provides a principled mathematical framework for modeling and solving robot ...
M. Lauri, David Hsu, J. Pajarinen
semanticscholar   +1 more source

Mathematical modeling of lithodynamic processes [PDF]

open access: yesE3S Web of Conferences, 2020
A mathematical model for beach reshaping in the vicinity of transverse hydraulic structures has been developed on the basis of the developed unified approach for determining the alongshore transport of heterogeneous sediments as applied to the conditions
Bondareva E.V.
doaj   +1 more source

Mathematical Modeling of the Solid–Liquid Interface Propagation by the Boundary Integral Method with Nonlinear Liquidus Equation and Atomic Kinetics

open access: yesCrystals, 2022
In this paper, we derive the boundary integral equation (BIE), a single integrodifferential equation governing the evolutionary behavior of the interface function, paying special attention to the nonlinear liquidus equation and atomic kinetics.
Ekaterina A. Titova   +2 more
doaj   +1 more source

Statistical Crystal Plasticity Model Advanced for Grain Boundary Sliding Description

open access: yesCrystals, 2020
Grain boundary sliding is an important deformation mechanism, and therefore its description is essential for modeling different technological processes of thermomechanical treatment, in particular the superplasticity forming of metallic materials.
Alexey Shveykin   +2 more
doaj   +1 more source

Delayed and rushed motions through time change [PDF]

open access: yes, 2020
We introduce a definition of delayed and rushed processes in terms of lifetimes of base processes and time-changed base processes. Then, we consider time changes given by subordinators and their inverse processes.
Capitanelli, Raffaela, D'Ovidio, Mirko
core   +2 more sources

Mathematical Modeling of the Neuronal Processes in Sugar Addiction [PDF]

open access: yes, 2011
It has already been demonstrated that the body responds to enhanced intake of sugar and is conducive to a natural form of addiction. There are substantial neurochemical changes in the brain (especially dopamine and acetylcholine systems) similar to other
Andre Almeida   +5 more
core   +2 more sources

Conceptions and pedagogical practices on the mathematical processes of teachers

open access: yesJournal of Physics: Conference Series, 2019
The objective of this research work is to establish the disciplinary, didactic and pedagogical conceptions of teachers in the area of mathematics in basic education against the formative process by competences and mathematical processes. The relationship
C A Hernández, R. Prada, A. Gamboa
semanticscholar   +1 more source

Understanding the complexities of mathematical cognition: A multi-level framework

open access: yesQuarterly Journal of Experimental Psychology, 2023
Mathematics skills are associated with future employment, well-being, and quality of life. However, many adults and children fail to learn the mathematics skills they require.
C. Gilmore
semanticscholar   +1 more source

Exploring young students creativity: The effect of model eliciting activities [PDF]

open access: yes, 2014
The aim of this paper is to show how engaging students in real-life mathematical situations can stimulate their mathematical creative thinking. We analyzed the mathematical modeling of two girls, aged 10 and 13 years, as they worked on an authentic task ...
Amit, Miriam, Gilat, Talya
core   +2 more sources

Early numerical cognition and mathematical processes

open access: yesTHEORIA. An International Journal for Theory, History and Foundations of Science, 2018
In this paper I study the development of arithmetical cognition with the focus on metaphorical thinking. In an approach developing on Lakoff and Núñez (2000), I propose one particular conceptual metaphor, the Process → Object Metaphor (POM), as a key ...
M. Pantsar
semanticscholar   +1 more source

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