Results 31 to 40 of about 2,805 (284)

Country‐wide flood exposure analysis using Sentinel‐1 synthetic aperture radar data: Case study of 2019 Iran flood

open access: yesJournal of Flood Risk Management, 2022
Extreme precipitation and flooding often lead to human and economic losses. However, the high‐resolution nationwide flooding exposure data are scarce.
Sonam Futi Sherpa, Manoochehr Shirzaei
doaj   +1 more source

Data mining by means of generalized patterns [PDF]

open access: yes, 2012
The thesis is mainly focused on the study and the application of pattern discovery algorithms that aggregate database knowledge to discover and exploit valuable correlations, hidden in the analyzed data, at different abstraction levels.
Caraglio, Michele   +8 more
core   +1 more source

Research Status and Prospect of AUV Path Planning Algorithms

open access: yesJisuanji kexue yu tansuo, 2020
Path planning algorithm is one of the core algorithms for autonomous underwater vehicle (AUV) to complete autonomous underwater cruise. In this paper, two kinds of AUV path planning algorithms based on environment modeling and path searching are reviewed.
GUO Yinjing, MENG Qingliang, KONG Fang, LYU Wenhong
doaj   +1 more source

Path planning for an autonomous underwater vehicle in a cluttered underwater environment based on the heat method

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2021
This paper proposes a novel autonomous underwater vehicle path planning algorithm in a cluttered underwater environment based on the heat method. The algorithm calculates the isotropic and anisotropic geodesic distances by adding the direction and ...
Sun Kaiyue, Liu Xiangyang
doaj   +1 more source

Ship Formation Algorithm Based on the Leader–Follower Method

open access: yesIEEE Access, 2023
In recent years, marine engineers have increasingly relied on multiship collaborative work to complete complex tasks at sea and improve maritime transport efficiency.
Mingyang Li   +3 more
doaj   +1 more source

EIKONAL-BASED MODELS OF RANDOM TESSELLATIONS

open access: yesImage Analysis and Stereology, 2019
In this article, we propose a novel, efficient method for computing a random tessellation from its vectorial representation at each voxel of a discretized domain.
Bruno Figliuzzi
doaj   +1 more source

Fast Marching farthest point sampling

open access: yes, 2003
We introduce the Fast Marching farthest point sampling (FastFPS) approach for the progressive sampling of planar domains and curved manifolds in triangulated, point cloud or implicit form.
Neil A. Dodgson, Carsten Moenning
core   +2 more sources

Submarine Cable Path Planning Based on Weight Selection of Design Considerations

open access: yesIEEE Access, 2021
Submarine cables are indispensable in today’s international data transmission. In the process of submarine cable path planning, any factors that may potentially affect reliability and cost should be considered.
Xinyu Wang   +3 more
doaj   +1 more source

PSDM Uncertainty Characterization And Calibration Using A Fast Marching Algorithm

open access: yesProceedings, 2018
PSDM provides very good imaging results but is often not optimal for time to depth conversion. PSDM model uncertainties quantification and calibration to well data may benefit from geostatistics. Complexity in the geological structures (presence of a salt dome for example) can be very challenging for spatializing data and requires therefore the use of ...
C. Magneron   +3 more
openaire   +2 more sources

Counting cases in substitope algorithms

open access: yes, 2004
We describe how to count the cases that arise in a family of visualization techniques, including Marching Cubes, Sweeping Simplices, Contour Meshing, Interval Volumes, and Separating Surfaces.
Banks, D.C.   +2 more
core   +1 more source

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