Sciweavers

4113 search results - page 441 / 823
» Watermarking Relational Databases
Sort
View
ICDE
2009
IEEE
125views Database» more  ICDE 2009»
15 years 5 months ago
Metric Functional Dependencies
When merging data from various sources, it is often the case that small variations in data format and interpretation cause traditional functional dependencies (FDs) to be violated,...
Nick Koudas, Avishek Saha, Divesh Srivastava, Sure...
CORR
2011
Springer
135views Education» more  CORR 2011»
14 years 11 months ago
On the Limitations of Provenance for Queries With Difference
The annotation of the results of database transformations was shown to be very effective for various applications. Until recently, most works in this context focused on positive q...
Yael Amsterdamer, Daniel Deutch, Val Tannen
CORR
2011
Springer
144views Education» more  CORR 2011»
14 years 11 months ago
Rewriting Ontological Queries into Small Nonrecursive Datalog Programs
Abstract. We consider the setting of ontological database access, where an Abox is given in form of a relational database D and where a Boolean conjunctive query q has to be evalua...
Georg Gottlob, Thomas Schwentick
ICASSP
2011
IEEE
14 years 11 months ago
An atlas-based deep brain structure segmentation method: from coarse positioning to fine shaping
Segmentation of deep brain structures is a challenging task for MRI images due to blurry structure boundaries, small object size and irregular shapes. In this paper, we present a ...
Yishan Luo, Albert C. S. Chung
ICASSP
2011
IEEE
14 years 11 months ago
Template-based methods for sentence generation and speech synthesis
Here we propose a sentence-generation method using templates that can be applied to create a speech database. This method requires the recording of a relatively small sentence set...
Hiroyuki Segi, Reiko Takou, Nobumasa Seiyama, Tohr...