Results 21 to 30 of about 3,702,049 (302)

The gravity dual of Lorentzian OPE blocks

open access: yesJournal of High Energy Physics, 2020
We consider the operator product expansion (OPE) structure of scalar primary operators in a generic Lorentzian CFT and its dual description in a gravitational theory with one extra dimension.
Heng-Yu Chen   +3 more
doaj   +1 more source

Hippocampal Global Remapping Can Occur without Input from the Medial Entorhinal Cortex. [PDF]

open access: yes, 2018
The high storage capacity of the episodic memory system relies on distinct representations for events that are separated in time and space. The spatial component of these computations includes the formation of independent maps by hippocampal place cells ...
Boublil, Brittney L   +4 more
core   +2 more sources

Separated monic representations II: Frobenius subcategories and RSS equivalences [PDF]

open access: yesTransactions of the American Mathematical Society, 2017
This paper aims at looking for Frobenius subcategories, via the separated monomorphism category ${\rm smon}(Q, I, \x)$, and on the other hand, to establish an {\rm RSS} equivalence from ${\rm smon}(Q, I, \x)$ to its dual ${\rm sepi}(Q, I, \x)$.
Pu Zhang, Bao-Lin Xiong
semanticscholar   +1 more source

On the Road With 16 Neurons: Towards Interpretable and Manipulable Latent Representations for Visual Predictions in Driving Scenarios

open access: yesIEEE Access, 2020
This paper proposes a strategy for visual perception in the context of autonomous driving. Humans, when not distracted or drunk, are still the best drivers you can currently find.
Alice Plebe, Mauro Da Lio
doaj   +1 more source

Coverage, Continuity and Visual Cortical Architecture [PDF]

open access: yes, 2011
The primary visual cortex of many mammals contains a continuous representation of visual space, with a roughly repetitive aperiodic map of orientation preferences superimposed.
A Antonini   +129 more
core   +3 more sources

Multielement Separated Representations for Orbit Uncertainty Propagation

open access: yesJournal of Guidance Control and Dynamics, 2019
Uncertainty quantification is a valuable methodology in the field of astrodynamics, but approaches are often computationally expensive or rely on assumptions that do not account for non-Gaussian po...
M. Balducci   +2 more
semanticscholar   +1 more source

Conjugacy Separating Representations of Free Groups [PDF]

open access: yesProceedings of the American Mathematical Society, 1973
If G G is a free group and g g is an element of G G we show that there exists a residually finite (commutative) integral domain R R and a faithful matrix representation ρ \rho of G G over R R of finite degree such that the ...
openaire   +2 more sources

Directionlets: anisotropic multidirectional representation with separable filtering [PDF]

open access: yesIEEE Transactions on Image Processing, 2006
In spite of the success of the standard wavelet transform (WT) in image processing in recent years, the efficiency of its representation is limited by the spatial isotropy of its basis functions built in the horizontal and vertical directions. One-dimensional (1-D) discontinuities in images (edges and contours) that are very important elements in ...
Velisavljević, Vladan   +3 more
openaire   +3 more sources

A minimally-intrusive fully 3D separated plate formulation in computational structural mechanics

open access: yesAdvanced Modeling and Simulation in Engineering Sciences, 2019
Most of mechanical systems and complex structures exhibit plate and shell components. Therefore, 2D simulation, based on plate and shell theory, appears as an appealing choice in structural analysis as it allows reducing the computational complexity ...
Giacomo Quaranta   +4 more
doaj   +1 more source

(2+1)D Exotic Newton-Hooke Symmetry, Duality and Projective Phase [PDF]

open access: yes, 2007
A particle system with a (2+1)D exotic Newton-Hooke symmetry is constructed by the method of nonlinear realization. It has three essentially different phases depending on the values of the two central charges.
Achucarro   +38 more
core   +4 more sources

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