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Convex Hulls under Uncertainty [PDF]

open access: yesAlgorithmica, 2014
We study the convex-hull problem in a probabilistic setting, motivated by the need to handle data uncertainty inherent in many applications, including sensor databases, location-based services and computer vision.
Agarwal, Pankaj K.   +4 more
core   +6 more sources

α-Concave hull, a generalization of convex hull

open access: yesTheoretical Computer Science, 2017
Bounding hull, such as convex hull, concave hull, alpha shapes etc. has vast applications in different areas especially in computational geometry. Alpha shape and concave hull are generalizations of convex hull. Unlike the convex hull, they construct non-convex enclosure on a set of points.
Saeed Asaeedi, F. Didehvar, Ali Mohades
semanticscholar   +3 more sources

Evaluating the effectiveness and acceptability of free door-to-door transport to increase the uptake of breast screening appointments in Yorkshire: a cluster randomised GP feasibility trial (DOORSTEP protocol) [PDF]

open access: yesBMJ Open
Introduction Breast screening uptake remains low in parts of the UK, partly due to barriers including limited transport access. Offering free transport to screening appointments may help address this and improve uptake.
Helen Roberts   +13 more
doaj   +2 more sources

On Linear Codes With One-Dimensional Euclidean Hull and Their Applications to EAQECCs [PDF]

open access: yesIEEE Transactions on Information Theory, 2021
The Euclidean hull of a linear code $C$ is the intersection of $C$ with its Euclidean dual $C^\perp $ . The hull with low dimensions gets much interest due to its crucial role in determining the complexity of algorithms for computing the ...
Lin Sok
semanticscholar   +1 more source

Revisioning and Rebuilding Britain’s War-Damaged Cities

open access: yesUrban Planning, 2023
This article presents an overview of Second World War bomb damage to British towns and cities and a systematic evaluation of the relationship between damage, revisioning, replanning, and actual reconstruction in a sample of cities—Bath, Birmingham, and ...
Peter J. Larkham, David Adams
doaj   +1 more source

Pluripolar hulls. [PDF]

open access: yesMichigan Mathematical Journal, 1999
Let \(E\) be a pluripolar set in \(\mathbb{C}^N\) and \(D\) be its neighborhood. Two types of pluripolar hulls of \(E\) relative to \(D\) are considered: \[ E^*_D:= \cap\bigl \{z\in D;u(z)= -\infty\bigr\}\quad\text{and}\quad E^-_D:= \cap\bigl\{z \in D;u(z)= -\infty\bigr\} \] where the intersections are taken over all plurisubharmonic functions in \(D\)
Levenberg, Norman, Poletsky, Evgeny A.
openaire   +3 more sources

Production of biofuels from soybean straw and hull hydrolysates obtained by subcritical water hydrolysis.

open access: yesBioresource Technology, 2021
The objective of this study was to evaluate the ethanol production by Wickerhamomyces sp. using soybean straw and hull hydrolysates obtained by subcritical water hydrolysis and, afterward, the biogas production using the fermented hydrolysates.
Felipe Vedovatto   +10 more
semanticscholar   +1 more source

Djulis Hull Improves Insulin Resistance and Modulates the Gut Microbiota in High-Fat Diet (HFD)-Induced Hyperglycaemia

open access: yesAntioxidants, 2021
In this study, we annotated the major flavonoid glycoside, rutin, of djulis hull crude extract using a Global Natural Products Social Molecular Networking (GNPS) library and its MS/MS spectra.
Yu-Tang Tung   +5 more
doaj   +1 more source

Performance Assessment of a Planing Hull Using the Smoothed Particle Hydrodynamics Method

open access: yesJournal of Marine Science and Engineering, 2021
Computational Fluid Dynamics simulations of planing hulls are generally considered less reliable than simulations of displacement hulls. This is due to the flow complexity around planing hulls, especially in the bow region, where the sprays are formed ...
B. Tagliafierro   +5 more
semanticscholar   +1 more source

Effects of a Bulbous Bow Shape on Added Resistance Acting on the Hull of a Ship in Regular Head Wave

open access: yesJournal of Marine Science and Engineering, 2021
In this study, the effect of bow shape on resistance acting on a hull in regular head waves was investigated by applying a commercial Computational Fluid Dynamics (CFD) code.
Trung-Kien Le   +3 more
doaj   +1 more source

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