... constraints like one senseper discourse.• Graph based approaches: These approachescrucially rely on lexical knowledge base.Graph-based WSD approaches (Agirre andSoroa, 2009; Sinha and Mihalcea, ... optimization. In IJCAI’05: Proceedings of the 19th internationaljoint conference on Artificial intelligence, pages266–271, San Francisco, CA, USA. Morgan Kauf-mann Publishers Inc.Ravi Sinha and Rada Mihalcea. ... problems usingcooperative mediation. In AAMAS ’04: Proceed-ings of the Third International Joint Conference onAutonomous Agents and Multiagent Systems, pages438–445, Washington, DC, USA. IEEE...