@article{Cravenetal00, author = {Craven, M. and DiPasquo, D. and Freitag, D. and McCallum, A. and Mitchell, T. and Nigam, K. and Slattery, S.}, interhash = {68683ddac8974e9b3867c4b076a2b52f}, intrahash = {1846035a525d6d2b29535dac75ba8096}, journal = {Artificial Intelligence}, number = {1-2}, pages = {69--113}, title = {Learning to Construct Knowledge Bases from the World Wide Web}, url = {citeseer.nj.nec.com/craven00learning.html}, url2 = {www.cs.umn.edu/research/websift/papers/rwc\_thesis.ps}, volume = 118, year = 2000 } @inproceedings{WebWatcher, address = {San Francisco, CA}, author = {Joachims, T. and Freitag, D. and Mitchell, T.}, booktitle = {Proceedings of the International Joint Conference on Artificial Intelligence (IJCAI)}, interhash = {d3d078124c4e246c9d4ee638379acbae}, intrahash = {fac665c3e0b42ca4d5cc644cca1d1b0a}, location = {Helsinki, Finland}, pages = {770--777}, publisher = {Morgan Kaufmann}, title = {Webwatcher: A tour guide for the World Wide Web}, year = 1997 }