Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Ziyang Liu"'
Autor:
Ziyang Liu1 ziyang.liuyi@asu.edu, Yi Chen1
Publikováno v:
ACM Transactions on Database Systems. Feb2012, Vol. 37 Issue 1, p4-4:30. 30p. 5 Diagrams, 4 Charts, 5 Graphs.
Publikováno v:
ACM Transactions on Database Systems. Mar2011, Vol. 36 Issue 1, p6-6:35. 35p. 9 Diagrams, 1 Chart, 8 Graphs.
Publikováno v:
ACM Transactions on Database Systems. Jul2010, Vol. 35 Issue 3, p19-19:45. 45p. 8 Diagrams, 5 Charts, 14 Graphs.
Autor:
Ziyang Liu1 ziyang.liu@asu.edu, Yi Chen1 yi@asu.edu
Publikováno v:
ACM Transactions on Database Systems. Apr2010, Vol. 35 Issue 2, p10:1-10:47. 47p. 10 Diagrams, 12 Graphs.
Publikováno v:
ACM Transactions on Database Systems. 36:1-35
Workflow views abstract groups of tasks in a workflow into high level composite tasks, in order to reuse subworkflows and facilitate provenance analysis. However, unless a view is carefully designed, it may not preserve the dataflow between tasks in
Publikováno v:
ACM Transactions on Database Systems. 35:1-45
Snippets are used by almost every text search engine to complement the ranking scheme in order to effectively handle user searches, which are inherently ambiguous and whose relevance semantics are difficult to assess. Despite the fact that XML is a s