Janyce Wiebe, Eric Breck, Chris Buckley, Claire Cardie, Paul Davis, Bruce Fraser, Diane Litman, David Pierce, Ellen Riloff, Theresa Wilson, David Day, and Mark Maybury
The purposes of this paper are: To motivate the need for information about opinions in support of question answering. To introduce a framework for annotating, learning, and using information about opinions. To demonstrate that information about opinions can be effectively annotated. To demonstrate that information about opinions can be effectively learned. To formulate a methodology for evaluating the contribution of perspective information to question answering style applications.