2990 search results - page 36 / 598 » Thresholding for Change Detection |
MLDM
2005
Springer
14 years 2 months ago
2005
Springer
We estimate the speed of texture change by measuring the spread of texture vectors in their feature space. This method allows us to robustly detect even very slow moving objects. B...
GISCIENCE
2008
Springer
13 years 9 months ago
2008
Springer
Dynamic geographic phenomena, such as forest fires and oil spills, can have dire environmental, sociopolitical, and economic consequences. Mitigating, if not preventing such events...
SEMWEB
2005
Springer
14 years 2 months ago
2005
Springer
In this article, we propose a new ontology evolution approach that combines a top-down and a bottom-up approach. This means that the manual request for changes (top-down) by the on...
DASFAA
2007
IEEE
14 years 3 months ago
2007
IEEE
Abstract. Warehousing heterogeneous, dynamic biological data is a key technique for biological data integration as it greatly improves performance. However, it requires complex mai...
CICLING
2010
Springer
14 years 3 months ago
2010
Springer
We present an approach for automatic detection of topic change. Our approach is based on the analysis of statistical features of topics in time-sliced corpora and their dynamics ov...