334 search results - page 27 / 67 » On the Update of Term Weights in Dynamic Information Retriev... |
DKE
2006
13 years 7 months ago
2006
Hidden Web databases maintain a collection of specialised documents, which are dynamically generated in response to users' queries. The majority of these documents are genera...
WWW
2005
ACM
14 years 8 months ago
2005
ACM
In this paper, we propose a new user interface to interactively specify Web wrappers to extract relational information from Web documents. In this study, we focused on improving u...
JDM
2000
13 years 7 months ago
2000
Advanced Traveler Information Systems (ATIS) require e cient information retrieval and updating in a dynamic environment at di erent geographical scales. ATIS applications are use...
SIGIR
2003
ACM
14 years 26 days ago
2003
ACM
In a federated digital library system, it is too expensive to query every accessible library. Resource selection is the task to decide to which libraries a query should be routed....
KDD
2010
ACM
13 years 11 months ago
2010
ACM
Many recommendation and retrieval tasks can be represented as proximity queries on a labeled directed graph, with typed nodes representing documents, terms, and metadata, and labe...