Sciweavers

183 search results - page 28 / 37
» Defining a Digital Earth System
Sort
View
PAMI
2007
122views more  PAMI 2007»
13 years 7 months ago
Analyzing Image Structure by Multidimensional Frequency Modulation
—We develop a mathematical framework for quantifying and understanding multidimensional frequency modulations in digital images. We begin with the widely accepted definition of t...
Marios S. Pattichis, Alan C. Bovik
CLEF
2009
Springer
13 years 5 months ago
Overview of the CLEF 2009 Medical Image Annotation Track
This paper describe the last round of the medical image annotation task in ImageCLEF 2009. After four years, we defined the task as a survey of all the past experience. Seven grou...
Tatiana Tommasi, Barbara Caputo, Petra Welter, Mar...
IAJIT
2010
155views more  IAJIT 2010»
13 years 5 months ago
Evaluation of text clustering methods using wordnet
: The increasing number of digitized texts presently available notably on the Web has developed an acute need in text mining techniques. Clustering systems are used more and more o...
Abdelmalek Amine, Zakaria Elberrichi, Michel Simon...
PODS
2007
ACM
159views Database» more  PODS 2007»
14 years 7 months ago
Generalized hypertree decompositions: np-hardness and tractable variants
The generalized hypertree width GHW(H) of a hypergraph H is a measure of its cyclicity. Classes of conjunctive queries or constraint satisfaction problems whose associated hypergr...
Georg Gottlob, Thomas Schwentick, Zoltán Mi...
PODS
2008
ACM
128views Database» more  PODS 2008»
14 years 7 months ago
Shape sensitive geometric monitoring
A fundamental problem in distributed computation is the distributed evaluation of functions. The goal is to determine the value of a function over a set of distributed inputs, in ...
Izchak Sharfman, Assaf Schuster, Daniel Keren