Results 51 to 60 of about 28,008,925 (238)

Integrating Prospective Scenarios in Life Cycle Engineering: Case Study of Lightweight Structures

open access: yesEnergies, 2023
Lightweight design is a common approach to reduce energy demand in the use stage of vehicles. The production of lightweight materials is usually associated with an increase in energy demand, so the environmental impacts of lightweight structures need to ...
Moritz Ostermann   +6 more
doaj   +1 more source

Hyper-Heuristic Approach for Tuning Parameter Adaptation in Differential Evolution

open access: yesAxioms
Differential evolution (DE) is one of the most promising black-box numerical optimization methods. However, DE algorithms suffer from the problem of control parameter settings.
Vladimir Stanovov   +2 more
doaj   +1 more source

A Complete Axiomatization of Quantified Differential Dynamic Logic for Distributed Hybrid Systems

open access: yes, 2012
We address a fundamental mismatch between the combinations of dynamics that occur in cyber-physical systems and the limited kinds of dynamics supported in analysis. Modern applications combine communication, computation, and control.
Platzer, Andre
core   +2 more sources

A Possible Approach to Inclusion of Space and Time in Frame Fields of Quantum Representations of Real and Complex Numbers [PDF]

open access: yes, 2009
This work is based on the field of reference frames based on quantum representations of real and complex numbers described in other work. Here frame domains are expanded to include space and time lattices.
Benioff, Paul
core   +4 more sources

Measurement and Analysis of Residual Stresses and Warpage in Fiber Reinforced Plastic and Hybrid Components

open access: yesMetals, 2021
Glass/carbon fiber reinforced plastic (GFRP/CFRP) and hybrid components have attracted increasing attention in lightweight applications. However, residual stresses induced in the manufacturing process of these components can result in warpage and ...
Tao Wu   +4 more
doaj   +1 more source

An algebra of hybrid systems [PDF]

open access: yesThe Journal of Logic and Algebraic Programming, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Höfner, Peter, Möller, Bernhard
openaire   +2 more sources

Extending Hybrid CSP with Probability and Stochasticity

open access: yes, 2015
Probabilistic and stochastic behavior are omnipresent in computer controlled systems, in particular, so-called safety-critical hybrid systems, because of fundamental properties of nature, uncertain environments, or simplifications to overcome complexity.
A Abate   +16 more
core   +1 more source

Review of hybrid HVDC systems combining line communicated converter and voltage source converter

open access: yesInternational Journal of Electrical Power & Energy Systems, 2021
Hybrid HVDC system, which consists of the advantages of line commutated converter (LCC) and voltage source converter (VSC), is an emerging power transmission system. This paper presents a review of four LCC-VSC hybrid HVDC topologies.
Huangqing Xiao   +4 more
semanticscholar   +1 more source

Unsupervised feature selection in binarization of real attributes for conceptual clustering [PDF]

open access: yesITM Web of Conferences
This paper proposes an approach for processing noisy data to form homogeneous subgroups of objects based on Formal Concept Analysis (FCA). The approach involves binary encoding of heterogeneous features and unsupervised feature selection using the ...
Shkaberina Guzel   +3 more
doaj   +1 more source

Calculating the Moore–Penrose Generalized Inverse on Massively Parallel Systems

open access: yesAlgorithms, 2022
In this work, we consider the problem of calculating the generalized Moore–Penrose inverse, which is essential in many applications of graph theory.
Vukašin Stanojević   +4 more
doaj   +1 more source

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