Results 31 to 40 of about 732,786 (72)

Prospectively accelerated dynamic speech magnetic resonance imaging at 3 T using a self‐navigated spiral‐based manifold regularized scheme

open access: yesNMR in Biomedicine, Volume 37, Issue 8, August 2024.
Dynamic images can be modeled as points on a smooth nonlinear manifold embedded in a high dimensional ambient space. The manifold regularization exploits the neighborhood relations of points on this manifold. Image frames sharing similar vocal tract postures are mapped as neighbors on the manifold even if they occur at different times (see the red and ...
Rushdi Zahid Rusho   +8 more
wiley   +1 more source

On the optimal control of kinetic epidemic models with uncertain social features

open access: yesOptimal Control Applications and Methods, Volume 45, Issue 2, Page 494-522, March/April 2024.
We introduce a kinetic description of the impact of social heterogeneity in the spread of infectious diseases. An optimal control strategy is then designed to reduce the number of infected cases. We analyze the robustness of the defined protocols in driving the system towards a prescribed target even in the presence of limited information on the ...
Jonathan Franceschi   +2 more
wiley   +1 more source

Some inequalities for submanifolds in a Riemannian manifold of nearly quasi-constant curvature

open access: yes, 2017
In this paper, we derive a DDVV-type inequality for submianifolds in a Riemannian manifold of nearly quasi-constant curvature. Moreover, two inequalities involving the Casorati curvature and the scalar curvature are obtained.
Man Su, Pan Zhang, Liang Zhang
core   +1 more source

Pinching Theorems for a Vanishing C-Bochner Curvature Tensor

open access: yes, 2018
The main purpose of this article is to construct inequalities between a main intrinsic invariant (the normalized scalar curvature) and an extrinsic invariant (the Casorati curvature) for some submanifolds in a Sasakian manifold with a zero C-Bochner ...
Jae Won Lee   +5 more
core   +1 more source

Daphne Maugham Casorati: la pittura come misura umana del mondo

open access: yes, 2009
L'opera di Daphne Maugham Casorati, allieva e moglie di Felice Casorati, e la sua personale interpretazione del mondo attraverso la pittura, dagli anni della formazione a Parigi e Torino, alla tarda attività
LECCI, LEO
core   +1 more source

Inequalities for algebraic Casorati curvatures and their applications [PDF]

open access: yes, 2017
The notion of different kind of algebraic Casorati curvatures are introduced. Some results expressing basic Casorati inequalities for algebraic Casorati curvatures are presented. Equality cases are also discussed.
Tripathi, Mukut Mani
core   +1 more source

Some Optimal Bounds for δ-Casorati Curvatures with Slant Factor in Trans-Sasakian Manifolds

open access: yes
In this article, we derive some optimal inequalities for slant submanifolds on trans-Sasakian manifolds coupled with quarter-symmetric non-metric connection (qsnmc), utilizing generalized normalized δ-Casorati curvatures.
Rawan Bossly
core   +1 more source

Bounds for generalized normalized δ-Casorati curvatures for Bi-slant submanifolds in T-space forms

open access: yes, 2018
In this paper, we prove the inequality between the generalized normalized ?-Casorati curvatures and the normalized scalar curvature for the bi-slant submanifolds in T-space forms and consider the equality case of the inequality.
Mohd. Aquib
core   +1 more source

Daphne Maugham Casorati

open access: yes, 2009
La vicenda artistica di Daphne Maugham Casorati dalle esperienze internazionali alla Torino di Felice Casorati, maestro e marito, ai soggiorni in ...
L. LECCI   +3 more
core   +1 more source

Sharp Curvature Inequalities for Submanifolds in Conformal Sasakian Space Forms Equipped with Quarter-Symmetric Metric Connection

open access: yes
This study focuses on submanifolds embedded in a conformal Sasakian space form (CSSF) equipped with a quarter-symmetric metric connection (QSMC). Utilizing the framework of generalized normalized δ-Casorati curvature (GNDCC) alongside scalar ...
Ibrahim Al-Dayel   +3 more
core   +1 more source

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