Sciweavers

1888 search results - page 71 / 378
» Algorithms for Querying by Spatial Structure
Sort
View
ICDE
2005
IEEE
131views Database» more  ICDE 2005»
16 years 5 months ago
On the Sequencing of Tree Structures for XML Indexing
Sequence-based XML indexing aims at avoiding expensive join operations in query processing. It transforms structured XML data into sequences so that a structured query can be answ...
Haixun Wang, Xiaofeng Meng
SIGIR
2010
ACM
15 years 2 months ago
DivQ: diversification for keyword search over structured databases
Keyword queries over structured databases are notoriously ambiguous. No single interpretation of a keyword query can satisfy all users, and multiple interpretations may yield over...
Elena Demidova, Peter Fankhauser, Xuan Zhou, Wolfg...
SAC
2005
ACM
15 years 10 months ago
A pivot-based index structure for combination of feature vectors
We present a novel indexing schema that provides efficient nearest-neighbor queries in multimedia databases consisting of objects described by multiple feature vectors. The beneļ¬...
Benjamin Bustos, Daniel A. Keim, Tobias Schreck
ICIP
2009
IEEE
15 years 2 months ago
An automatic Structure-Aware image extrapolation applied to error concealment
A novel framework for spatially estimating unknown image data is presented. Common applications include inpainting, concealment of transmission errors, prediction in video coding,...
Haricharan Lakshman, Patrick Ndjiki-Nya, Martin K&...
PKDD
2009
Springer
135views Data Mining» more  PKDD 2009»
15 years 11 months ago
Syntactic Structural Kernels for Natural Language Interfaces to Databases
A core problem in data mining is to retrieve data in a easy and human friendly way. Automatically translating natural language questions into SQL queries would allow for the design...
Alessandra Giordani, Alessandro Moschitti