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SAC
2005
ACM
14 years 1 months ago
Automatic wrapper maintenance for semi-structured web sources using results from previous queries
During the last years, significant attention has been paid to the problem of building wrappers for extracting data from semistructured web sources. Nevertheless, since web sources...
Juan Raposo, Alberto Pan, Manuel Álvarez, &...
SSDBM
1999
IEEE
113views Database» more  SSDBM 1999»
14 years 5 days ago
Multidimensional Indexing and Query Coordination for Tertiary Storage Management
In many scientific domains, experimental devices or simulation programs generate large volumes of data. The volumes of data may reach hundreds of terabytes and therefore it is imp...
Arie Shoshani, Luis M. Bernardo, Henrik Nordberg, ...
IADIS
2003
13 years 9 months ago
Data Extraction from Web Database Query Result Pages via Tagsets and Integer Sequences
The World Wide Web is a collection of databases as well as web sites. Databases associated with web sites provide public access via query forms on web pages. They constitute an en...
Jerome Robinson
DEXA
2010
Springer
138views Database» more  DEXA 2010»
13 years 5 months ago
Enrichment of Raw Sensor Data to Enable High-Level Queries
Abstract. Sensor networks are increasingly used across various application domains. Their usage has the advantage of automated, often continuous, monitoring of activities and event...
Kenneth Conroy, Mark Roantree
PODS
2001
ACM
167views Database» more  PODS 2001»
14 years 8 months ago
Querying Websites Using Compact Skeletons
Several commercial applications, such as online comparison shopping and process automation, require integrating information that is scattered across multiple websites or XML docum...
Anand Rajaraman, Jeffrey D. Ullman