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Web Harvesting [chapter]

Serguei Mankovskii, Maarten van Steen, Minos Garofalakis, Alan Fekete, Christian S. Jensen, Richard T. Snodgrass, Alex Wun, Vanja Josifovski, Andrei Broder, Dennis Fetterly, Marc Najork, Robert Baumgartner (+55 others)
2009 Encyclopedia of Database Systems  

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SYNONYMS web data extraction, web information extraction, web mining DEFINITION Web harvesting describes the process of gathering and integrating data from various heterogeneous web sources. Necessary input is an appropriate knowledge representation of the domain of interest (e.g. an ontology), together with example instances of concepts or relationships (seed knowledge). Output is structured data (e.g. in the form of a relational database) that is gathered from the Web. The term harvesting
more » ... ies that, while passing over a large body of available information, the process gathers only such information that lies in the domain of interest and is, as such, relevant.
doi:10.1007/978-0-387-39940-9_1172 fatcat:g57kzd22ozc2jndgawknid65nm
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Serguei Mankovskii, Maarten van Steen, Minos Garofalakis, Alan Fekete, Christian S. Jensen, Richard T. Snodgrass, Alex Wun, Vanja Josifovski, Andrei Broder, Dennis Fetterly, Marc Najork, Robert Baumgartner, Wolfgang Gatterbauer, Georg Gottlob, Oliver Frölich, Wolfgang Gatterbauer, Rajasekar Krishnamurthy, Yunyao Li, Sriram Raghavan, Frederick Reiss, Shivakumar Vaithyanathan, Huaiyu Zhu, Craig MacDonald, Iadh Ounis, Maristella Matera, Ravi Kumar, Charles L. A. Clarke, Rosie Jones, Fuchun Peng, Hui Fang, ChengXiang Zhai, Hugo Zaragoza, Marc Najork, Ronny Lempel, Fabrizio Silvestri, Xuehua Shen, ChengXiang Zhai, Eric Wohlstadter, Stefan Tai, Cartik R. Kothari, Mark D. Wilkinson, Marc Najork, Heiko Schuldt, Alexandros Labrinidis, Stefano Rizzi, Stephen Kimani, Walid G. Aref, Carlo Zaniolo, Nathaniel Palmer, Peter Dadam, Stefanie Rinderle, Nathaniel Palmer, Nathaniel Palmer, Johann Eder, Nathaniel Palmer, Nathaniel Palmer, W. M. P. van der Aalst, Marlon Dumas, W. M. P. van der Aalst, Nathaniel Palmer, Vladimir Zadorozhny, Max Goebel, Michal Ceresna, Kristina Lerman, Craig A. Knoblock, Georg Gottlob, Kenichi Wada. "Web Harvesting." Encyclopedia of Database Systems (2009) 3472-3473