@InProceedings{ChangRaRo07,
 author = {M. Chang and L. Ratinov and D. Roth},
 title = {Guiding Semi-Supervision with Constraint-Driven Learning},
 booktitle = {Proc. of the Annual Meeting of the ACL},
 month = {Jun},
 year = {2007},
 address = {Prague,
 Czech Republic},
 publisher = {Association for Computational Linguistics},
 pages = {280--287},
 comment = {Semi-supervised learning with very little supervision; Constraints; Constraints Driven Learning; Information Extraction},
 projects = {USS,
CCM,
IE},
 funding = {SoD,
Boeing},
 url = "http://l2r.cs.uiuc.edu/~danr/Papers/ChangRaRo07.pdf",
 }