Results 21 to 30 of about 131,631 (317)

Complexity theory and the operational structure of algebraic programming systems

open access: yesActa Informatica, 1982
An algebraic programming system is a language built from a fixed algebraic data abstraction and a selection of deterministic, and non-deterministic, assignment and control constructs. First, we give a detailed analysis of the operational structure of an algebraic data type, one which is designed to classify programming systems in terms of the ...
Asveld, P.R.J., Tucker, J.V.
openaire   +2 more sources

Dual-system free-operant avoidance: extension of a theory

open access: yesJournal of Experimental Psychology: Animal Learning and Cognition, 2023
Abstract Our theory of positively reinforced free-operant behavior (Perez & Dickinson, 2020) assumes that responding is controlled by 2 systems. One system is sensitive to the correlation between response and reinforcement rates and controls goal-directed behavior, whereas a habitual system learns by reward prediction error.
Omar D. Perez, Anthony Dickinson
openaire   +2 more sources

Safe and just operating spaces for regional social-ecological systems [PDF]

open access: yes, 2014
Humanity faces a major global challenge in achieving wellbeing for all, while simultaneously ensuring that the biophysical processes and ecosystem services that underpin wellbeing are exploited within scientifically informed boundaries of sustainability.
Zhang, Ke   +51 more
core   +1 more source

Best Linear Approximation of Nonlinear Continuous-Time Systems Subject to Process Noise and Operating in Feedback [PDF]

open access: yes, 2020
In many engineering applications, the level of nonlinear distortions in frequency response function (FRF) measurements is quantified using specially designed periodic excitation signals called random phase multisines and periodic noise.
Schoukens, Maarten   +3 more
core   +1 more source

Metaphors, Visual Blends and the Ideology of Information Technology

open access: yesHermes, 2000
In this article I argue from linguistic and visual evidence that the information highway metaphor is having tremendous ideological effects in shaping U.S. politics over technology.
Tim Rohrer
doaj   +1 more source

Online electric network capacity assesment

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2020
Reliability of power supply to consumers and the efficient use of energy resources are priority tasks in the process of operational dispatch control of the energy system.
A. I. Motovilov, I. I. Solovejev
doaj   +1 more source

Applied Koopman operator theory for power systems technology

open access: yesNonlinear Theory and Its Applications, IEICE, 2016
31 pages, 11 ...
Susuki, Yoshihiko   +3 more
openaire   +3 more sources

Model theory of operator systems and C∗-algebras

open access: yes, 2023
Comments welcome! A finalized version will appear in the volume "Model Theory of Operator Algebras." The manuscript references other contributions to that ...
openaire   +2 more sources

Fatigue Life Estimation of Critical Components in a Motor-Energized Spring Operating Mechanism Based on Theory of Reliability

open access: yesEnergies
High-voltage switchgear is a key control and protection unit in power systems. The reliable operation of the operating mechanism is essential for the reliable opening and closing of the switchgear.
Hongming Ma   +9 more
doaj   +1 more source

Theory of irreducible operators of linear systems [PDF]

open access: yesQuarterly of Applied Mathematics, 1969
The complementary differential operator is devised to decouple two coupled partial differential equations with variable coefficients. This complementary operator transforms two coupled partial differential equations into a pair of uncoupled equations either of (i) fourth order, (ii) third order, or (iii) second order.
openaire   +2 more sources

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