Results 51 to 60 of about 1,379,053 (353)

Black Holes and Complexity via Constructible Universe

open access: yesUniverse, 2020
The relation of randomness and classical algorithmic computational complexity is a vast and deep subject by itself. However, already, 1-randomness sequences call for quantum mechanics in their realization.
Jerzy Król, Paweł Klimasara
doaj   +1 more source

The resource theory of tensor networks [PDF]

open access: yesQuantum
Tensor networks provide succinct representations of quantum many-body states and are an important computational tool for strongly correlated quantum systems.
Matthias Christandl   +4 more
doaj   +1 more source

Parameterized Complexity Results for a Model of Theory of Mind Based on Dynamic Epistemic Logic [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2016
In this paper we introduce a computational-level model of theory of mind (ToM) based on dynamic epistemic logic (DEL), and we analyze its computational complexity. The model is a special case of DEL model checking.
Iris van de Pol   +2 more
doaj   +1 more source

Theories with self-application and computational complexity [PDF]

open access: yesInformation and Computation, 2003
The author gives a very elegant and uniform characterization of various complexity classes -- namely FPtime, FPtimeLinspace, FPspace, and FLinspace -- in the context of Feferman's explicit mathematics [``Constructive theories of functions and classes'', Logic colloquium '78, Stud. Logic Found. Math. 97, 159--224 (1979; Zbl 0441.03022)]. It makes use of
openaire   +2 more sources

Node Significance Analysis in Complex Networks Using Machine Learning and Centrality Measures

open access: yesIEEE Access
The study addresses the limitations of traditional centrality measures in complex networks, especially in disease-spreading situations, due to their inability to fully grasp the intricate connection between a node’s functional importance and ...
Koduru Hajarathaiah   +4 more
doaj   +1 more source

Measuring Integrated Information: Comparison of Candidate Measures in Theory and Simulation

open access: yesEntropy, 2018
Integrated Information Theory (IIT) is a prominent theory of consciousness that has at its centre measures that quantify the extent to which a system generates more information than the sum of its parts.
Pedro A. M. Mediano   +2 more
doaj   +1 more source

Task-independent metrics of computational hardness predict human cognitive performance

open access: yesScientific Reports, 2022
The survival of human organisms depends on our ability to solve complex tasks in the face of limited cognitive resources. However, little is known about the factors that drive the complexity of those tasks.
Juan Pablo Franco   +4 more
doaj   +1 more source

Arithmetic theories for computational complexity problems

open access: yesInformation and Control, 1986
Ein Ansatz zum genaueren Verständnis der Hierarchie von Komplexitätsklassen besteht darin, eine ''Übersetzung'' der komplexitätstheoretischen Probleme in entsprechende logische Probleme zu finden. Die Autoren verallgemeinern eine solche Konstruktion von R. A. DeMillo und R. J. Lipton (1979) und geben eine Reihe von Anwendungen an.
John H. Reif, Steve Homer
openaire   +2 more sources

Computational Neuroscience Approach to Psychiatry: A Review on Theory-driven Approaches

open access: yesClinical Psychopharmacology and Neuroscience, 2022
Translating progress in neuroscience into clinical benefits for patients with psychiatric disorders is challenging because it involves the brain as the most complex organ and its interaction with a complex environment and condition.
A. Khaleghi   +3 more
semanticscholar   +1 more source

Computational Complexity in Electronic Structure [PDF]

open access: yes, 2012
In quantum chemistry, the price paid by all known efficient model chemistries is either the truncation of the Hilbert space or uncontrolled approximations.
Aaronson   +80 more
core   +3 more sources

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