WebTables System

A WebTables System is an Automated Information Extraction System for Structured Data developed at Google by Michael J. Cafarella and others.

• Context:
  • It can crawl the Web to find small Relational Databases expressed using the HTML Table Tag.
  • It can data mine the resulting extracted information
  • It can introduce new data-centric applications (such as Schema Completion and Synonym Finding).
• See: Google Deep Web Crawler.

---

---

References

2009

• (Cafarella, 2009) ⇒ Michael J. Cafarella. (2009). “Extracting and Managing Structured Web Data." PhD Thesis, University of Washington.

2008

• (Cafarella et al., 2008) ⇒ Michael J. Cafarella, A. Halevy, D. Wang, E. Wu, and Y. Zhang. (2008). “Webtables: Exploring the power of tables on the web.” In: ProceedingsVery Large Data Base Endowment (VLDB 2008).

---