Sciweavers

1559 search results - page 216 / 312
» Some Group Theory Problems
Sort
View
CVPR
2007
IEEE
15 years 4 months ago
Estimating Cluster Overlap on Manifolds and its Application to Neuropsychiatric Disorders
Although it is usually assumed in many pattern recognition problems that different patterns are distinguishable, some patterns may have inseparable overlap. For example, some faci...
Peng Wang, Christian Köhler, Ragini Verma
DAS
2010
Springer
15 years 1 months ago
Text extraction from graphical document images using sparse representation
A novel text extraction method from graphical document images is presented in this paper. Graphical document images containing text and graphics components are considered as two-d...
Thai V. Hoang, Salvatore Tabbone
ICICS
2010
Springer
14 years 8 months ago
Compromise-Resilient Anti-jamming for Wireless Sensor Networks
Abstract. Jamming is a kind of Denial-of-Service (DoS) attack in which an adversary purposefully emits radio frequency signals to corrupt wireless transmissions. Thus, the communic...
Xuan Jiang, Wenhui Hu, Sencun Zhu, Guohong Cao
PODS
2011
ACM
220views Database» more  PODS 2011»
14 years 23 days ago
Maximizing conjunctive views in deletion propagation
In deletion propagation, tuples from the database are deleted in order to reflect the deletion of a tuple from the view. Such an operation may result in the (often necessary) del...
Benny Kimelfeld, Jan Vondrák, Ryan Williams
ICCS
2007
Springer
15 years 4 months ago
Characterizing Implications of Injective Partial Orders
Abstract. Previous work of the authors has studied a notion of implication between sets of sequences based on the conceptual structure of a Galois lattice, and also a way of repres...
José L. Balcázar, Gemma C. Garriga