Sticky: Siemens Corporate Technology
As of Januar 2012, I am a senior key expert and project manager at Siemens Corporate Technology in Munich. Since October 2010 I was working at the Artificial Intelligence Group at Bielefeld University doing my post-doctoral research at the Excellence…
Deciphering the Communicative Code in Speech and Gesture Dialogues by Autoencoding Hypernetworks
Title: Deciphering the Communicative Code in Speech and Gesture Dialogues by Autoencoding Hypernetworks Authors: N. – S. Nam, K. Bergmann, U. Waltinger, S. Kopp, I. Wachsmuth, B. – T. Zhang Pub/Conf: Embodied & Situated Language Processing – ESLP 2011 Abstract: What…
An Empirical Study on Machine Learning-Based Sentiment Classification Using Polarity Clues
Title: An Empirical Study on Machine Learning-Based Sentiment Classification Using Polarity Clues Authors: Ulli Waltinger Pub/Conf: Web Information Systems and Technologies Lecture Notes in Business Information Processing Volume 75, 2011, pp 202-214 Abstract: In recent years a variety of approaches…
Digital Fruits For Lunch: Feeding Embodied Conversational Agents With Wikipedia Knowledge
Title: Digital Fruits For Lunch: Feeding Embodied Conversational Agents With Wikipedia Knowledge Authors: Ulli Waltinger, Alexa Breuing, Ipke Wachsmuth Pub/Conf: KI – Künstliche Intelligenz, November 2012, Volume 26, Issue 4, pp 381-390 Abstract: Recent advances in Artificial Intelligence and Natural…
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 Dialogs Authors: Breuing A, Waltinger U, Wachsmuth I Pub/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…
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?…
GermanPolarityClues: A Lexical Resource for German Sentiment Analysis
Title: GermanPolarityClues: A Lexical Resource for German Sentiment Analysis Authors: Ulli Waltinger Pub/Conf: International Conference on Language Resources and Evaluation, LREC 2010, 17-23 May 2010 Abstract: In this paper, we propose GermanPolarityClues, a new publicly available lexical resource for sentiment analysis…
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…
