Results 31 to 40 of about 1,515,221 (275)

Point Cloud vs. Mesh Features for Building Interior Classification

open access: yesRemote Sensing, 2020
Interpreting 3D point cloud data of the interior and exterior of buildings is essential for automated navigation, interaction and 3D reconstruction. However, the direct exploitation of the geometry is challenging due to inherent obstacles such as noise ...
Maarten Bassier   +2 more
doaj   +1 more source

Translated points and Rabinowitz Floer homology [PDF]

open access: yes, 2013
We prove that if a contact manifold admits an exact filling then every local contactomorphism isotopic to the identity admits a translated point in the interior of its support, in the sense of Sandon [San11b].
A. Abbondandolo   +8 more
core   +1 more source

Interior point algorithm for solving farm resource allocation problem

open access: yesApstract: Applied Studies in Agribusiness and Commerce, 2017
This paper introduces interior point algorithm as an alternative approach to simplex algorithm for solving farm resource allocation problem. The empirical result of interior point algorithm is compared with that of the simplex algorithm.
Henry De-Graft Acquah, Sarah Acquah
doaj   +1 more source

On the Construction of Virtual Interior Point Source Travel Time Distances from the Hyperbolic Neumann-to-Dirichlet Map [PDF]

open access: yes, 2015
We introduce a new algorithm to construct travel time distances between a point in the interior of a Riemannian manifold and points on the boundary of the manifold, and describe a numerical implementation of the algorithm.
de Hoop, Maarten   +2 more
core   +2 more sources

Interior Point Algorithm for Multi-UAVs Formation Autonomous Reconfiguration

open access: yesJournal of Control Science and Engineering, 2016
Here the problem of designing multi-UAVs formation autonomous reconfiguration is considered. Combined with three kinds of cost functions, nonlinear dynamic equations, and four inequality constraints, one nonlinear multiobjective optimization problem is ...
Wang Jian-hong, Rana Javed Masood
doaj   +1 more source

STRUCTURE-FROM-MOTION FOR CALIBRATION OF A VEHICLE CAMERA SYSTEM WITH NON-OVERLAPPING FIELDS-OF-VIEW IN AN URBAN ENVIRONMENT [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Vehicle environment cameras observing traffic participants in the area around a car and interior cameras observing the car driver are important data sources for driver intention recognition algorithms.
A. Hanel, U. Stilla
doaj   +1 more source

Solving the continuous nonlinear resource allocation problem with an interior point method

open access: yes, 2013
Resource allocation problems are usually solved with specialized methods exploiting their general sparsity and problem-specific algebraic structure. We show that the sparsity structure alone yields a closed-form Newton search direction for the generic ...
Rohal, James J., Wright, Stephen E.
core   +1 more source

On the Stationary Cahn-Hilliard Equation: Bubble Solutions [PDF]

open access: yes, 1998
We study stationary solutions of the Cahn--Hilliard equation in a bounded smooth domain which have an interior spherical interface (bubbles). We show that a large class of interior points (the ``nondegenerate peak'' points) have the following ...
Wei, J, Winter, M
core   +1 more source

Structure-Exploiting Interior Point Methods [PDF]

open access: yes, 2020
Interior point methods are among the most popular techniques for large scale nonlinear optimization, owing to their intrinsic ability of scaling to arbitrary large problem sizes. Their efficiency has attracted in recent years a lot of attention due to increasing demand for large scale optimization in industry and engineering.
Kardoš, Juraj   +2 more
openaire   +2 more sources

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

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