UMD GeoVis Group
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Label-based generalization of bathymetry data for hydrographic sounding selection
Hydrographic sounding selection is the process of generalizing high-resolution bathymetry data to a more manageable subset capable of …
Noel Dyer
,
Christos Kastrisios
,
Leila De Floriani
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DOI
Modeling Three-Dimensional Morse and Morse-Smale Complexes
Morse and Morse-Smale complexes have been recognized as a suitable tool for modeling the topology of a manifold M through a …
Lidija Comic
,
Leila De Floriani
,
Federico Iuricich
PDF
DOI
Morphological Modeling of Terrains and Volume Data [Book]
This book describes the mathematical background behind discrete approaches to morphological analysis of scalar fields, with a focus on …
Lidija Comic
,
Leila De Floriani
,
Paola Magillo
,
Federico Iuricich
PDF
DOI
Morphologically-aware elimination of flat edges from a TIN
We propose a new technique for eliminating flat edges from a Triangulated Irregular Network (TIN) in a morphologically consistent way. …
Paola Magillo
,
Leila De Floriani
,
Federico Iuricich
PDF
DOI
Morse Complexes for Shape Segmentation and Homological Analysis: Discrete Models and Algorithms
Morse theory offers a natural and mathematically-sound tool for shape analysis and understanding. It allows studying the behavior of a …
Leila De Floriani
,
Ulderico Fugacci
,
Federico Iuricich
,
Paola Magillo
PDF
DOI
Multi-resolution Cell Complexes Based on Homology-Preserving Euler Operators
We have proposed a complete set of basis Euler operators for updating cell complexes in arbitrary dimensions, which can be classified …
Lidija Comic
,
Leila De Floriani
,
Federico Iuricich
PDF
DOI
Simplex and diamond hierarchies: Models and applications
Kenneth Weiss
,
Leila De Floriani
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Simplification Operators on a Dimension-Independent Graph-Based Representation of Morse Complexes
Ascending and descending Morse complexes are defined by the critical points and integral lines of a scalar field f defined on a …
Lidija Comic
,
Leila De Floriani
,
Federico Iuricich
PDF
DOI
Supertetras: A Superpixel Analog for Tetrahedral Mesh Oversegmentation
Over the past decade, computer vision algorithms have transitioned from relying on the direct, pixel-based representation of images to …
Giulia Picciau
,
Patricio Simari
,
Federico Iuricich
,
Leila De Floriani
PDF
DOI
Terrain trees: a framework for representing, analyzing and visualizing triangulated terrains
We propose a family of spatial data structures for the representation and processing of Triangulated Irregular Networks (TINs). We call …
Riccardo Fellegara
,
Federico Iuricich
,
Yunting Song
,
Leila De Floriani
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DOI
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