Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Graphical representation of a semantic bridge. D1, D2 and D3 are the dimension hierarchies. The normalization of each document doci into a fact is represented by the document pointing to the selected concept of each dimension. The semantic bridge between c1 and c2 is derived from the associations found in doc1, doc2 and doc3. This setting indicates a strong association between concepts c1 and c2, which is supported by documents doc1, doc2 and doc3.
