Interfacing Virtual Agents With Collaborative Knowledge: Open Domain Question Answering Using Wikipedia-based Topic Models
Abstract: This paper is concerned with the use of conversational agents as an interaction paradigm for accessing open domain encyclopedic knowledge by means of Wikipedia. More precisely, we describe a dialog-based question answering system for German which utilizes Wikipedia-based topic…
Harvesting Wikipedia Knowledge to Identify Topics in Ongoing Natural Language Dialogs
Title: Harvesting Wikipedia Knowledge to Identify Topics in Ongoing Natural Language DialogsAuthors: Breuing A, Waltinger U, Wachsmuth IPub/Conf: IEEE/WIC/ACM International Joint Conference on Web Intelligence and Intelligent Agent Technology (WI-IAT 2011). IEEE: 445–450. 2011 Abstract:This paper introduces a model harvesting the…
Talking Topically to the Artificial Agent Max
Title: Talking Topically to the Artificial Agent Max Authors: Breuing A, Waltinger U, Wachsmuth I Pub/Conf: Postersession at the Interdisciplinary College. Sankt Augustin, Germany: 488. 2011 Abstract: How do we recognize a topic in dialog? How can we detect topic shifts?…
Sentiment Analysis Reloaded: A Comparative Study On Sentiment Polarity Identification Combining Machine Learning And Subjectivity Features
Title: Sentiment Analysis Reloaded: A Comparative Study On Sentiment Polarity Identification Combining Machine Learning And Subjectivity Features Authors: Ulli Waltinger Pub/Conf: Web Information Systems and Technologies – 6th International Conference, WEBIST 2010, Valencia, Spain, April 7-10, 2010 Abstract: In recent years…
Social Semantics and Its Evaluation by Means of Semantic Relatedness and Open Topic Models
Title: Social Semantics and Its Evaluation by Means of Semantic Relatedness and Open Topic ModelsAuthors: Ulli Waltinger and Alexander MehlerPub/Conf: IEEE/WIC/ACM International Joint Conferences on Web Intelligence and Intelligent Agent Technologies, 2009. WI-IAT ’09. Abstract:This paper presents an approach using social semantics…
