Results 61 to 70 of about 1,496,296 (350)

On Einstein Algebras and Relativistic Spacetimes [PDF]

open access: yes, 2015
In this paper, we examine the relationship between general relativity and the theory of Einstein algebras. We show that according to a formal criterion for theoretical equivalence recently proposed by Halvorson (2012, 2015) and Weatherall (2015), the two
Barrett, Thomas William   +2 more
core   +3 more sources

A Quantum Rosetta Stone for Interferometry [PDF]

open access: yes, 2002
Heisenberg-limited measurement protocols can be used to gain an increase in measurement precision over classical protocols. Such measurements can be implemented using, e.g., optical Mach-Zehnder interferometers and Ramsey spectroscopes.
Champollion J. F.   +11 more
core   +3 more sources

Formal Analysis of Quantum Systems using Process Calculus [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2011
Quantum communication and cryptographic protocols are well on the way to becoming an important practical technology. Although a large amount of successful research has been done on proving their correctness, most of this work does not make use of ...
Timothy A.S. Davidson   +2 more
doaj   +1 more source

A formal validation of a deep learning-based automated workflow for the interpretation of the echocardiogram

open access: yesNature Communications, 2022
This study compares a deep learning interpretation of 23 echocardiographic parameters—including cardiac volumes, ejection fraction, and Doppler measurements—with three repeated measurements by core lab sonographers.
J. Tromp   +9 more
semanticscholar   +1 more source

Regular Equivalence for Social Networks

open access: yesApplied Sciences, 2018
Networks and graphs are highly relevant in modeling real-life communities and their interactions. In order to gain insight in their structure, different roles are attributed to vertices, effectively clustering them in equivalence classes.
Pieter Audenaert   +2 more
doaj   +1 more source

Toward Reliable Programmable Logic Controller Function Block Diagrams

open access: yesIEEE Access, 2021
Programmable logic controllers (PLCs) are widely used in industrial electronic systems. With the augmenting complexity of system, the reliability poses a crucial challenge in safety critical applications.
Jianyong Zhao, Zhe Tao
doaj   +1 more source

Expressive equivalence of planning formalisms

open access: yesArtificial Intelligence, 1995
AbstractA concept of expressive equivalence for planning formalisms based on polynomial transformations is defined. It is argued that this definition is reasonable and useful both from a theoretical and from a practical perspective; if two languages are equivalent, then theoretical results carry over and, more practically, we can model an application ...
openaire   +2 more sources

Verifying Privacy-Type Properties in a Modular Way [PDF]

open access: yes, 2012
Formal methods have proved their usefulness for analysing the security of protocols. In this setting, privacy-type security properties (e.g. vote-privacy, anonymity, unlink ability) that play an important role in many modern applications are formalised ...
Arapinis, Myrto   +2 more
core   +4 more sources

Fuzzy Implication and Functional Dependency on Formal Context

open access: yesJurnal Matematika Integratif, 2020
Fuzzy formal concept analysis(FFCA) is a development of formal concept analysis(FCA) with the degree of relation between objects and attributes. Using FCA approach, we will investigate the condition logical implication for fuzzy functional dependency. We
Mohammad Deni Akbar, Yoshihiro Mizoguchi
doaj   +1 more source

Modifications in FLAP's second cytosolic loop influence 5‐LOX interaction, inhibitor binding, and leukotriene formation

open access: yesFEBS Letters, EarlyView.
The enzyme 5‐lipoxygenase (5‐LOX) catalyzes the first step in the biosynthesis of leukotrienes (LTs) involved in inflammatory pathophysiology. After cellular stimulation, 5‐LOX translocates to the nucleus, interacting with the 5‐LOX‐activating protein (FLAP) to form LTA4 from arachidonic acid (AA).
Erik Romp   +5 more
wiley   +1 more source

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