Sciweavers

386 search results - page 44 / 78
» Probabilistic Ranking of Database Query Results
Sort
View
BMCBI
2010
110views more  BMCBI 2010»
13 years 9 months ago
Concept-based query expansion for retrieving gene related publications from MEDLINE
Background: Advances in biotechnology and in high-throughput methods for gene analysis have contributed to an exponential increase in the number of scientific publications in thes...
Sérgio Matos, Joel Arrais, João Maia...
SIGMOD
2007
ACM
111views Database» more  SIGMOD 2007»
14 years 9 months ago
Query relaxation using malleable schemas
In contrast to classical databases and IR systems, real-world information systems have to deal increasingly with very vague and diverse structures for information management and s...
Xuan Zhou, Julien Gaugaz, Wolf-Tilo Balke, Wolfgan...
CIKM
2006
Springer
14 years 23 days ago
Efficient join processing over uncertain data
In an uncertain database, each data item is modeled as a range associated with a probability density function. Previous works for this kind of data have focussed on simple queries...
Reynold Cheng, Sarvjeet Singh, Sunil Prabhakar, Ra...
BMCBI
2006
184views more  BMCBI 2006»
13 years 9 months ago
PubFocus: semantic MEDLINE/PubMed citations analytics through integration of controlled biomedical dictionaries and ranking algo
Background: Understanding research activity within any given biomedical field is important. Search outputs generated by MEDLINE/PubMed are not well classified and require lengthy ...
Maksim V. Plikus, Zina Zhang, Cheng-Ming Chuong
ICDE
2007
IEEE
104views Database» more  ICDE 2007»
14 years 10 months ago
Indexing Uncertain Categorical Data
Uncertainty in categorical data is commonplace in many applications, including data cleaning, database integration, and biological annotation. In such domains, the correct value o...
Sarvjeet Singh, Chris Mayfield, Sunil Prabhakar, R...