"Data enrichment, the act of extending a local database with new attributes from external data sources, is among the most time-consuming tasks. Existing data enrichment works are resource intensive: data-intensive by relying on web tables or knowledge bases, monetarily-intensive by purchasing entire datasets, or time- intensive by fully crawling a web-based data source."
Deeper: A Data Enrichment System Powered by Deep Web
Wang et al.
"Data enrichment, the act of extending a local database with new attributes from external data sources, is among the most time-consuming tasks. Existing data enrichment works are resource intensive: data-intensive by relying on web tables or knowledge bases, monetarily-intensive by purchasing entire datasets, or time- intensive by fully crawling a web-based data source."
Deeper: A Data Enrichment System Powered by Deep Web Wang et al.