Sciweavers

5692 search results - page 221 / 1139
» Challenges and Unsolved Problems
Sort
View
CVPR
2012
IEEE
13 years 8 months ago
Top-down and bottom-up cues for scene text recognition
Scene text recognition has gained significant attention from the computer vision community in recent years. Recognizing such text is a challenging problem, even more so than the ...
Anand Mishra, Karteek Alahari, C. V. Jawahar
CVPR
2012
IEEE
13 years 8 months ago
Discrete texture traces: Topological representation of geometric context
Modeling representations of image patches that are quasi-invariant to spatial deformations is an important problem in computer vision. In this paper, we propose a novel concept, t...
Jan Ernst, Maneesh Kumar Singh, Visvanathan Ramesh
ICIP
2004
IEEE
16 years 7 months ago
Generalization of angular radial transform
Content based shape image retrieval is an important problem which gained the attention of the community. The challenge is to map the shape into compact and robust descriptor. This...
Julien Ricard, David Coeurjolly, Atilla Baskurt
ICDE
2004
IEEE
120views Database» more  ICDE 2004»
16 years 7 months ago
Minimization and Group-By Detection for Nested XQueries
We describe and evaluate a query minimization technique that applies to XQueries, which are nested, perform arbitrary joins, and freely mix bag and set semantics. These features c...
Alin Deutsch, Yannis Papakonstantinou, Yu Xu
202
Voted
ICDE
1998
IEEE
82views Database» more  ICDE 1998»
16 years 7 months ago
Safeguarding and Charging for Information on the Internet
With the growing acceptance of the Internet as a new dissemination medium, several new and interesting challenges arise in building a digital commerce infrastructure. In this arti...
Hector Garcia-Molina, Steven P. Ketchpel, Narayana...