Automatic Wrappers for Large Scale Web Extraction

Summary: Unsupervised wrapper induction tolerant to noisy training data enables scalable information extraction from data without site-level supervision. Generic framework yields accuracy surpassing unsupervised methods; deployed at Yahoo powering live apps. (summarized by gpt-5-nano on Feb 09 2026)

Paper ID: 10442
Venue: VLDB
Year: 2011
Pagerank: 7.5040045e-05
Overall Rank: 3,340 | 77.09%
DOI: 10.14778/1938545.1938547

Incoming Non-self Citations Over Time

Authors

1. Nilesh Dalvi (Yahoo)
2. Ravi Kumar (Yahoo)
3. Mohamed Soliman (University of Waterloo)

BibTeX Citation

@article{dalvi_vldb11,
        title = {{Automatic Wrappers for Large Scale Web Extraction}},
        author = {Dalvi, Nilesh and Kumar, Ravi and Soliman, Mohamed},
        journal = {PVLDB},
        series = {{VLDB} '11},
        volume = {4},
        number = {4},
        pages = {219--230},
        doi = {10.14778/1938545.1938547},
        url = {https://doi.org/10.14778/1938545.1938547},
        year = {2011}
}

Incoming Citations (Sorted by Pagerank)

Showing 11 of 11 citing papers.

Rank	Citing Paper	Year	Venue	Pagerank
2,096	An Analysis of Structured Data on the Web	2012	VLDB	9.1746663e-05
2,322	Extraction and Integration of Partially Overlapping Web Sources	2013	VLDB	8.7526172e-05
5,745	DIADEM: Thousands of Websites to a Single Database	2014	VLDB	6.1018855e-05
6,092	DataXFormer: Leveraging the Web for Semantic Transformations	2015	CIDR	5.9794237e-05
6,320	CERES: Distantly Supervised Relation Extraction from the Semi-Structured Web	2018	VLDB	5.9150411e-05
7,969	DEXTER: Large-Scale Discovery and Extraction of Product Specifications on the Web	2015	VLDB	5.5165897e-05
8,246	Automatic Web-Scale Information Extraction	2012	SIGMOD	5.4574671e-05
9,179	Robust and Noise Resistant Wrapper Induction	2016	SIGMOD	5.3066871e-05
10,414	Visual Template Inference for Data Extraction from Documents	2026	SIGMOD	5.093636e-05
11,740	Migrating a Privacy-Safe Information Extraction System to a Software 2.0 Design	2020	CIDR	5.093636e-05
12,282	Aggregating Semantic Annotators	2013	VLDB	5.093636e-05

Outgoing Citations (Sorted by Pagerank)

Showing 7 of 7 cited papers.

Citations counted here include only citations to other VLDB/SIGMOD/CIDR/PODS papers in this database.

Rank	Cited Paper	Year	Venue	Pagerank
91	WebTables: Exploring the Power of Tables on the Web	2008	VLDB	0.00034838835
503	RoadRunner: Towards Automatic Data Extraction from Large Web Sites	2001	VLDB	0.00017314037
588	Extracting Structured Data from Web Pages	2003	SIGMOD	0.00016092668
1,178	Building light-weight wrappers for legacy Web data-sources using W4F	1999	VLDB	0.00011806558
1,316	Harvesting Relational Tables from Lists on the Web	2009	VLDB	0.00011181216
3,944	Robust Web Extraction: An Approach Based on a Probabilistic Tree-Edit Model	2009	SIGMOD	7.0058157e-05
4,471	Harnessing the Deep Web: Present and Future	2009	CIDR	6.6813981e-05

Semantically Similar Papers

#	Overall Rank	Paper	Year	Venue
1	588	Extracting Structured Data from Web Pages	2003	SIGMOD
2	8,246	Automatic Web-Scale Information Extraction	2012	SIGMOD
3	6,711	RoadRunner: Automatic Data Extraction from Data-Intensive Web Sites	2002	SIGMOD
4	3,944	Robust Web Extraction: An Approach Based on a Probabilistic Tree-Edit Model	2009	SIGMOD
5	2,322	Extraction and Integration of Partially Overlapping Web Sources	2013	VLDB
6	503	RoadRunner: Towards Automatic Data Extraction from Large Web Sites	2001	VLDB
7	8,558	An XML-based Wrapper Generator for Web Information Extraction	1999	SIGMOD
8	9,179	Robust and Noise Resistant Wrapper Induction	2016	SIGMOD
9	6,644	Optimal Schemes for Robust Web Extraction	2011	VLDB
10	12,783	An Automatic Data Grabber for Large Web Sites	2004	VLDB