Results 41 to 50 of about 66,495 (292)

Reachable Set Estimation and Controller Design for Linear Time-Delayed Control System with Disturbances

open access: yesMathematics
This paper investigates reachable set estimation and state-feedback controller design for linear time-delay control systems with bounded disturbances. By constructing an appropriate Lyapunov–Krasovskii functional, we obtain a delay-dependent condition ...
Yongchun Jiang   +2 more
doaj   +1 more source

FRACTIONATION OF GRAIN MATERIALS: METHOD JUSTIFICATION [PDF]

open access: yesТехника и технология пищевых производств, 2016
The need to organize waste-free use of recyclable milk raw is due to its adverse environmental effects when released as part of waste water and the presence in it of valuable food components, which can be used in main production.
Zlochevskiy V.L.
doaj  

Generalized Ellipsoids

open access: yesMathematics of Operations Research
We introduce a family of symmetric convex bodies called generalized ellipsoids of degree d (GE-ds), with ellipsoids corresponding to the case of [Formula: see text]. Generalized ellipsoids (GEs) retain many geometric, algebraic, and algorithmic properties of ellipsoids. We show that the conditions that the parameters of a GE must satisfy can be checked
Amir Ali Ahmadi   +2 more
openaire   +3 more sources

The width of ellipsoids

open access: yesCommunications in Analysis and Geometry, 2019
We compute the $k$-width of a round $2$-sphere for $k=1,\ldots,8$ and we use this result to show that unstable embedded closed geodesics can arise with multiplicity as a min-max critical varifold.
openaire   +2 more sources

The ellipsoid method redux [PDF]

open access: yes, 2023
We reconsider the ellipsoid method for linear inequalities. Using the ellipsoid representation of Burrell and Todd, we show the method can be viewed as coordinate descent on the volume of an enclosing ellipsoid, or on a potential function, or on both ...
Todd, Michael J.
core   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

The Ellipsoid of Concentration [PDF]

open access: yes, 1962
4 pages, 1 article*The Ellipsoid of Concentration* (Atkinson, G.
Cornell University. Dept. of Biological Statistics and Computational Biology.   +3 more
core   +6 more sources

Characterization of an ellipsoidal radiometer

open access: yesJournal of Research of the National Institute of Standards and Technology, 2003
An ellipsoidal radiometer has been characterized using a 25 mm variable-temperature blackbody as a radiant source. This radiometer is intended for separating radiation from convection effects in fire test methods. The characterization included angular response, responsivity, and purge-gas flow effect studies.
Murthy, Annageri V.   +2 more
openaire   +2 more sources

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Three Ellipsoids for External Approximation of the Half-Ball

open access: yesКібернетика та комп'ютерні технології
Introduction. Ellipsoids that approximate the half-ball in Rn (n≥2) and their volume is smaller than the volume of the ball can be used to construct algorithms for solving the problem of minimization of a convex (smooth or non-smooth) function, the ...
Olha Khomiak
doaj   +1 more source

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