Results 71 to 80 of about 1,525 (223)
ABSTRACT High‐resolution and accurate synoptic images of terrestrial topography, even in densely forested areas, have proven valuable for archaeology by enabling the identification and characterization of relief patterns associated with ancient human activities. This study presents a novel approach that integrates digital terrain models (DTMs) obtained
Jhon A. Zabaleta‐Santisteban +13 more
wiley +1 more source
Risk‐aware safe reinforcement learning for control of stochastic linear systems
Abstract This paper presents a risk‐aware safe reinforcement learning (RL) control design for stochastic discrete‐time linear systems. Rather than using a safety certifier to myopically intervene with the RL controller, a risk‐informed safe controller is also learned besides the RL controller, and the RL and safe controllers are combined together ...
Babak Esmaeili +2 more
wiley +1 more source
Theory of convex local compactifications with applications to Lebesgue spaces
A general theory is developed to imbed continuously and densely a topological space with a boundedness into a #sigma#-compact (possibly also locally compact and closed) convex subset of a locally convex space.
Hoffmann, K.H. (Muenchen Technische Univ. (Germany). Inst. fuer Angewandte Mathematik und Statistik) +2 more
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Duality theory of spaces of vector-valued continuous functions [PDF]
summary:Let $X$ be a completely regular Hausdorff space, $E$ a real normed space, and let $C_b(X,E)$ be the space of all bounded continuous $E$-valued functions on $X$.
Nowak, Marian +3 more
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ABSTRACT The goal of this study is to confirm the feasibility of the use of digitized low dispersive MtWilson Michigan Southern Sky Hα$$ \alpha $$ survey astronomical photographic plates for modern astrophysical research. The detection of highly redshifted objects, such as early galaxies and quasars, is fundamental to understanding the universe's ...
Tauseef Ahmad Zafar +3 more
wiley +1 more source
Locally convex infinitesimal calculus. 2. Computations on Mackey (l∞)
The application of a general locally convex differentiation theory (Stroyan, Trans. Amer. Math. Soc. 240 (1978), 363–383) to the interesting special case of l∞ in its Mackey topology is shown.
Stroyan, K.D
core +1 more source
Front Propagation Through a Perforated Wall
ABSTRACT We consider a bistable reaction– diffusion equation ut=Δu+f(u)$u_t=\Delta u +f(u)$ on RN${\mathbb {R}}^N$ in the presence of an obstacle K$K$, which is a wall of infinite span with many holes. More precisely, K$K$ is a closed subset of RN${\mathbb {R}}^N$ with smooth boundary such that its projection onto the x1$x_1$‐axis is bounded and that ...
Henri Berestycki +2 more
wiley +1 more source
Plasmakristall‐4 Experiment: 10 Years of Operation in Orbit
ABSTRACT Plasmakristall‐4 (PK‐4) is a microgravity complex plasma laboratory operated for 10 years on board the International Space Station. Its main purpose is the particle‐resolved investigation of generic condensed matter phenomena using strongly coupled suspensions of microparticles immersed in low‐pressure gas‐discharge plasmas.
M. Pustylnik +3 more
wiley +1 more source
ABSTRACT Cell‐in‐cell (CIC) structures are among the most intriguing cellular phenomena occasionally observed in human cancer specimens. Once regarded as incidental findings, accumulating evidence has linked specific CIC subtypes, particularly entosis, to tumor progression and patient prognosis.
Maria V. Leyba‐Mesa +4 more
wiley +1 more source
Contributions to the theory of linear topological spaces [PDF]
This thesis is mainly concerned with linear topoJogical spaces in which local convexity is not assumed. In particular it contains a study of the closed graph and open mapping theorems in this context, together with results analogous to the Banach ...
Osarumwense Iyahen, Sunday
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