OPAL: automated form understanding for the deep web.

@inproceedings{furche-2012-opal, author = {Tim Furche and Georg Gottlob and Giovanni Grasso and Xiaonan Guo and Giorgio Orsi and Christian Schallhart}, editor = {Alain Mille and Fabien Gandon and Jacques Misselis and Michael Rabinovich and Steffen Staab}, title = {{OPAL: automated form understanding for the deep web}}, booktitle = {{Proceedings of the 21st World Wide Web Conference 2012, WWW 2012, Lyon, France, April 16-20, 2012}}, pages = {829--838}, publisher = {ACM}, year = {2012}, url = {https://doi.org/10.1145/2187836.2187948}, doi = {https://doi.org/10.1145/2187836.2187948} }