On Social Semantics in Information Retrieval
Title: On Social Semantics in Information RetrievalAuthors: Ulli WaltingerPub/Conf: PhD-Thesis, 2011 Abstract:In this thesis we analyze the performance of social semantics in textual information retrieval. By means of collaboratively constructed knowledge derived from web-based social networks, inducing both common-sense and…
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…
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?…
Who Is It? Context Sensitive Named Entity and Instance Recognition by Means of Wikipedia
Title: Who Is It? Context Sensitive Named Entity and Instance Recognition by Means of Wikipedia Authors: Ulli Waltinger and Alexander Mehler Pub/Conf: IEEE / WIC / ACM International Conference on Web Intelligence, WI 2008 Abstract: This paper presents an approach for…
