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Content archived on 2024-06-18

Mathematical Foundations of High-Quality Terrain Models

Objective

A digital terrain model is a representation of a real-world terrain in a computer. Terrain models play an important role in geographic information systems, where they are used for numerous purposes, like path planning, visualization, and terrain analysis. One of the main ways to represent a terrain is by a triangulation: some points are sampled from the real terrain, and they are connected by triangles that cover the whole terrain area. This results in a subdivision into triangles. There are many ways to triangulate the points, and choosing the right one is essential to obtain terrain models that represent the real terrain faithfully. In particular, the shape of the triangles is very important: long and skinny triangles should be avoided. However, that is not enough. The current approach to triangulating terrains does not take the elevation of the points into account. This can create artifacts---like spurious pits, interrupted valley lines and artificial dams---, a serious obstacle for performing terrain analysis tasks, especially for hydrology or erosion simulations. This research will study combinatorial and geometric properties of triangulations, in order to design new automated methods to find triangulations with well-shaped triangles and---at the same time---as few artifacts as possible.

Fields of science (EuroSciVoc)

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Topic(s)

Calls for proposals are divided into topics. A topic defines a specific subject or area for which applicants can submit proposals. The description of a topic comprises its specific scope and the expected impact of the funded project.

Call for proposal

Procedure for inviting applicants to submit project proposals, with the aim of receiving EU funding.

FP7-PEOPLE-2009-IEF
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Funding Scheme

Funding scheme (or “Type of Action”) inside a programme with common features. It specifies: the scope of what is funded; the reimbursement rate; specific evaluation criteria to qualify for funding; and the use of simplified forms of costs like lump sums.

MC-IEF - Intra-European Fellowships (IEF)

Coordinator

UNIVERSITAT POLITECNICA DE CATALUNYA
EU contribution
€ 146 717,00
Address
CALLE JORDI GIRONA 31
08034 BARCELONA
Spain

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Region
Este Cataluña Barcelona
Activity type
Higher or Secondary Education Establishments
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Total cost

The total costs incurred by this organisation to participate in the project, including direct and indirect costs. This amount is a subset of the overall project budget.

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