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COMPGEOM
2004
ACM
15 years 12 months ago
Time-varying reeb graphs for continuous space-time data
The Reeb graph is a useful tool in visualizing real-valued data obtained from computational simulations of physical processes. We characterize the evolution of the Reeb graph of a...
Herbert Edelsbrunner, John Harer, Ajith Mascarenha...
SSD
1995
Springer
84views Database» more  SSD 1995»
15 years 10 months ago
Lossless Representation of Topological Spatial Data
We present a data structure used to represent planar spatial databases in the topological data model. Conceptually, such databases consist of points, lines between these points, an...
Bart Kuijpers, Jan Paredaens, Jan Van den Bussche
ICDM
2003
IEEE
138views Data Mining» more  ICDM 2003»
15 years 11 months ago
PixelMaps: A New Visual Data Mining Approach for Analyzing Large Spatial Data Sets
PixelMaps are a new pixel-oriented visual data mining technique for large spatial datasets. They combine kerneldensity-based clustering with pixel-oriented displays to emphasize c...
Daniel A. Keim, Christian Panse, Mike Sips, Stephe...
TMI
2010
165views more  TMI 2010»
15 years 4 months ago
Spatio-Temporal Data Fusion for 3D+T Image Reconstruction in Cerebral Angiography
—This paper provides a framework for generating high resolution time sequences of 3D images that show the dynamics of cerebral blood flow. These sequences have the potential to ...
Andrew Copeland, Rami Mangoubi, Mukund N. Desai, S...
ICISS
2010
Springer
15 years 4 months ago
ValueGuard: Protection of Native Applications against Data-Only Buffer Overflows
Abstract. Code injection attacks that target the control-data of an application have been prevalent amongst exploit writers for over 20 years. Today however, these attacks are gett...
Steven Van Acker, Nick Nikiforakis, Pieter Philipp...