Results 1 to 10 of about 147,836 (303)

The $$\theta $$-Join as a Join with $$\theta $$ [PDF]

open access: yes, 2020
We present an algebra for the classical database operators. Contrary to most approaches we use (inner) join and projection as the basic operators. Theta joins result by representing theta as a database table itself and defining theta-join as a join with that table. The same technique works for selection.
Desharnais, Jules, Möller, Bernhard
openaire   +3 more sources

Disrupted hippocampal theta-gamma coupling and spike-field coherence following experimental traumatic brain injury [PDF]

open access: yeseLife
Traumatic brain injury (TBI) often results in persistent learning and memory deficits, likely due to disrupted hippocampal circuitry underlying these processes.
Christopher D Adam   +7 more
doaj   +2 more sources

Theta and Alpha Oscillations Reflect Distinct Control and Stabilization Processes Across Working Memory [PDF]

open access: yesBrain Sciences
Background/Objectives: The oscillatory dynamics underlying stage-specific processing in working memory (WM) remain incompletely characterized, particularly under varying memory loads.
Adrián Ávila-Garibay   +4 more
doaj   +2 more sources

Spanning Properties of Theta–Theta-6 [PDF]

open access: yesGraphs and Combinatorics, 2020
13 pages, 9 ...
Mirela Damian   +2 more
openaire   +5 more sources

Controlled Creation of Contact Cracks in Additive Manufactured Components

open access: yesApplied Sciences, 2023
Techniques for the controlled seeding and growth of cracks are urgently required for non-destructive testing technique evaluation, particularly for additive manufactured (AM) samples.
Daniel Preston   +5 more
doaj   +1 more source

Theta Palindromes in Theta Conjugates [PDF]

open access: yes, 2020
A DNA string is a Watson-Crick (WK) palindrome when the complement of its reverse is equal to itself. The Watson-Crick mapping $θ$ is an involution that is also an antimorphism. $θ$-conjugates of a word is a generalisation of conjugates of a word that incorporates the notion of WK-involution $θ$.
Kalpana Mahalingam   +2 more
openaire   +2 more sources

Theta Surfaces [PDF]

open access: yesVietnam Journal of Mathematics, 2020
AbstractA theta surface in affine 3-space is the zero set of a Riemann theta function in genus 3. This includes surfaces arising from special plane quartics that are singular or reducible. Lie and Poincaré showed that any analytic surface that is the Minkowski sum of two space curves in two different ways is a theta surface.
Agostini, Daniele   +3 more
openaire   +5 more sources

Medical Records: Preventive Efforts in Medical Services for Covid-19 Patients

open access: yesSoepra: Jurnal Hukum Kesehatan, 2022
: Medical services for Covid-19 patients are increasing every day. This shows that Covid-19 is a big concern for everyone - the government, medical workers, and the community itself.
Helena Primadianti Sulistyaningrum   +2 more
doaj   +1 more source

Theta vectors and quantum theta functions [PDF]

open access: yesJournal of Physics A: Mathematical and General, 2005
LaTeX 21 pages, give more explicit explanations for notions given in the ...
Lee, Chang-Yeong, Kim, Hoil
openaire   +2 more sources

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