617 search results - page 82 / 124 » Semantic queries in databases: problems and challenges |
99
Voted
MM
2010
ACM
15 years 21 days ago
2010
ACM
Searching for small objects (e.g., logos) in images is a critical yet challenging problem. It becomes more difficult when target objects differ significantly from the query object...
97
Voted
TASLP
2008
15 years 12 days ago
2008
We present a computer audition system that can both annotate novel audio tracks with semantically meaningful words and retrieve relevant tracks from a database of unlabeled audio c...
130
click to vote
BMCBI
2008
15 years 18 days ago
2008
Background: Ontologies such as the Gene Ontology can enable the construction of complex queries over biological information in a conceptual way, however existing systems to do thi...
139
Voted
BMCBI
2006
15 years 16 days ago
2006
Integration of heterogeneous data types is a challenging problem, especially in biology, where the number of databases and data types increase rapidly. Amongst the problems that o...
156
click to vote
SIGMOD
2007
ACM
16 years 19 days ago
2007
ACM
We show that aggregate constraints (as opposed to pairwise constraints) that often arise when integrating multiple sources of data, can be leveraged to enhance the quality of dedu...