aicomm.bbl
\begin{thebibliography}{10}\setlength{\itemsep}{-1ex}\small

\bibitem{altavista}
Altavista web site, {\tt http://www.altavista.com}.

\bibitem{bartell}
B.~T. Bartell, G.~w.~Cottrell, and R.~K. Belew.
\newblock Optimizing parameters in a ranked retrieval system using multi-query
  relevance feedback.
\newblock {\em Journal of the American Society for Information Science
  (JASIS)}, 49(8):742--761, 1998.

\bibitem{lixto}
R.~Baumgartner, S.~Flesca, and G.~Gottlob.
\newblock Visual web information extraction with lixto.
\newblock {\em Proceedings of the 27th Very Large Databases Conference, Rome,
  Italy}, pages 119--128, 2001.

\bibitem{clarke}
C.~L. Clarke, G.~V. Cormack, and E.~A. Tudhope.
\newblock Relevance ranking for one to three terms queries.
\newblock {\em Information processing and Management}, 36:291--311, 2000.

\bibitem{copernic}
Copernic web site, {\tt http://www.copernic.com}.

\bibitem{savvysearch}
D.~Dreinlinger and A.~E. Howe.
\newblock Savvysearch: A metasearch engine that learns which search engines to
  query.
\newblock {\em AI Magazine}, 18(2):19--25, 1997.

\bibitem{excite}
Excite web site, {\tt http://www.excite.com}.

\bibitem{fastsearch}
Fastsearch web site, {\tt http://www.alltheweb.com}.

\bibitem{baeza}
W.~Frakes and e.~R.~Baeza-Yates.
\newblock {\em Information Retrieval: Data structures and algorithms}.
\newblock Prentice-Hall, 1992.

\bibitem{profusion}
S.~Gauch, G.~Wang, and M.~Gomez.
\newblock Profusion: Intelligent fusion from multiple, distributed search
  engines.
\newblock {\em Journal of Universal Computer Science}, 2(9):637--649, 1996.

\bibitem{google}
Google web site, {\tt http://www.google.com}.

\bibitem{gravano}
L.~Gravano and H.~G. Molina.
\newblock Merging ranks from heterogeneous internet sources.
\newblock {\em Proc. of the 23rd VLDB Conference, Athens, Greece}, pages
  196--205, 1997.

\bibitem{hotbot}
Hotbot web site, {\tt http://www.hotbot.com}.

\bibitem{inktomi}
Inktomi web site, {\tt http://www.inktomi.com}.

\bibitem{webwatcher}
T.~Joachim, D.~Freitag, and T.~Mitchell.
\newblock Webwatcher: A tour guide for the world wide web.
\newblock {\em Proc. of the 15th Int. Joint Conf. on Artificial Intelligence,
  Nagoya, Japan}, pages 770--777, 1997.

\bibitem{inquirus}
T.~Joachim, D.~Freitag, and T.~Mitchell.
\newblock Inquirus, the {NECI} meta search engine.
\newblock {\em Proc. of the Seventh International World Wide Web Conference,
  Brisbane, Australia}, pages 95--105, 1998.

\bibitem{keogh}
E.~J. Keogh and M.~J. Pazzani.
\newblock Learning augmented bayesian classifiers: a comparison of
  distribution-based and classification-based approaches.
\newblock {\em Uncertainty 99: The Seventh International Workshop on Artificial
  Intelligence and Statistics, Ft. Lauderdale FL, USA}, 1999.

\bibitem{kleinberg}
J.~Kleinberg.
\newblock Authoritative sources in a hyperlinked environment.
\newblock {\em Journal of ACM}, 46(5):604--632, 1999.

\bibitem{lexibot}
Lexibot web site, {\tt http://www.lexibot.com}.

\bibitem{webferret}
Web ferret web site, {\tt http://www.ferretsoft.com}.

\bibitem{letizia}
H.~Lieberman.
\newblock Letizia: An agent that assists web browsing.
\newblock {\em Proc. of the 14th Int. Joint Conf. on Artificial Intelligence,
  IJCAI 95, Montr{\'e}al, Qu{\'e}bec, Canada}, pages 924--929, 1995.

\bibitem{lycos}
Lycos web site, {\tt http://www.lycos.com}.

\bibitem{roadrunner}
G.~Mecca, V.~Crescenzi, and P.~Merialdo.
\newblock Roadrunner: Towards automatic data extraction from large web sites.
\newblock {\em Proceedings of the 27th Very Large Databases Conference, Rome,
  Italy}, pages 109--118, 2001.

\bibitem{nestorov}
S.~Nestorov, S.~Abiteboul, and R.~Motwani.
\newblock Inferring structure in semistructured data.
\newblock {\em SIGMOD Record}, 26(1):54--66, March 1997.

\bibitem{syskill}
M.~Pazzani, J.~Muramatsu, and D.~Billsus.
\newblock Syskill \& {Webert}: Identifying interesting web sites.
\newblock {\em Proc. of the 30th Nat. Conf. on Artificial Intelligence, AAAI
  96}, pages 54--61, 1996.

\bibitem{metacrawler}
E.~Selberg and O.~Etzioni.
\newblock The metacrawler architecture for resource aggregation on the web.
\newblock {\em IEEE Expert}, 12(1):8--14, 1997.

\bibitem{webcrawler}
Webcrawler web site, {\tt http://www.webcrawler.com}.

\bibitem{yahoo}
Yahoo web site, {\tt http://www.yahoo.com}.

\bibitem{yamada}
S.~Yamada and Y.~Osawa.
\newblock Planning to guide concept understanding in the {WWW}.
\newblock {\em AAAI Workshop on AI and Information Integration}, pages
  121--126, 1998.

\end{thebibliography}
