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JMIV
2006
72views more  JMIV 2006»
13 years 9 months ago
The Uncertainty Principle: Group Theoretic Approach, Possible Minimizers and Scale-Space Properties
The uncertainty principle is a fundamental concept in the context of signal and image processing, just as much as it has been in the framework of physics and more recently in harmo...
Chen Sagiv, Nir A. Sochen, Yehoshua Y. Zeevi
JMIV
2000
70views more  JMIV 2000»
13 years 9 months ago
The Topological Structure of Scale-Space Images
We investigate the "deep structure" of a scale-space image. The emphasis is on topology, i.e. we concentrate on critical points--pointswith vanishing gradient--and top-p...
Luc Florack, Arjan Kuijper
MVA
2000
232views Computer Vision» more  MVA 2000»
13 years 9 months ago
Automatic extraction of roads from aerial images based on scale space and snakes
We propose a new approach for automatic road extraction from aerial imagery with a model and a strategy mainly based on the multi-scale detection of roads in combination with geome...
Ivan Laptev, Helmut Mayer, Tony Lindeberg, Wolfgan...
JMIV
1998
130views more  JMIV 1998»
13 years 9 months ago
Topological Numbers and Singularities in Scalar Images: Scale-Space Evolution Properties
Singular points of scalar images in any dimensions are classified by a topological number. This number takes integer values and can efficiently be computed as a surface integral ...
Stiliyan Kalitzin, Bart M. ter Haar Romeny, Alfons...