196 search results - page 17 / 40 » Group-by skyline query processing in relational engines |
EDBTW
2006
Springer
13 years 11 months ago
2006
Springer
Scientific workflows facilitate automation, reuse, and reproducibility of scientific data management and analysis tasks. Scientific workflows are often modeled as dataflow networks...
LAWEB
2006
IEEE
14 years 1 months ago
2006
IEEE
In this paper we process and analyze web search engine query and click data from the perspective of the documents (URL’s) selected. We initially define possible document categor...
EDBTW
2006
Springer
13 years 11 months ago
2006
Springer
Abstract. Most of the recent work on adaptive processing and continuous querying of data streams assume that data objects come in the form of tuples, thus relying on the relational...
VLDB
2005
ACM
14 years 1 months ago
2005
ACM
Popular XML languages, like XPath, use “treepattern” queries to select nodes based on their structural characteristics. While many processing methods have already been propose...
AIR
2004
13 years 7 months ago
2004
As the search engine arms-race continues, search engines are constantly looking for ways to improve the manner in which they respond to user queries. Given the vagueness of Web sea...