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Albert Weichselbraun

PD Dipl.-Ing.Mag.Dr.rer.soc.oec. Albert Weichselbraun
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CV

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Researcher Identifier

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Awards and Honors

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Classifications

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Expertise

  • database systems
  • information retrieval
  • natural language processing
  • semantic web technologies

Activities

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Publications

Book (monograph)

2002 Walter, Heimo, Weichselbraun, Albert. 2002. Ein Vergleich unterschiedlicher Finite-Volumen-Verfahren zur dynamischen Simulation beheizter Rohrnetzwerke. Düsseldorf: VDI-Verlag. (Details)

Journal article

2015 Scharl, Arno, Rafelsberger, Walter, Hubmann-Haidvogel, Alexander, Föls, Michael, Weichselbraun, Albert. 2015. Semantic Systems and Visual Tools to Support Environmental Communication. IEEE Systems Journal PP (99), 1-10. (Details)
2012 Wohlgenannt, Gerhard and Weichselbraun, Albert and Scharl, Arno and Sabou, Marta. 2012. Dynamic Integration of Multiple Evidence Sources for Ontology Learning. Journal of Information and Data Management 3 (3), 243-254. (Details)
2010 Weichselbraun, Albert, Gindl, Stefan, Scharl, Arno. 2010. A Context-Dependent Supervised Learning Approach to Sentiment Detection in Large Textual Databases. Journal of Information and Data Management 1 (3): 329-342. (Details)
  Weichselbraun, Albert. Erscheinend. Optimizing Queries to Remote Resources. Journal of Intelligent Information Systems (Details)
  Weichselbraun, Albert, Wohlgenannt, Gerhard, Scharl, Arno. 2010. Refining Non-Taxonomic Relation Labels with External Structured Data to Support Ontology Learning. Data and Knowledge Engineering 69 (8): 763-778. (Details)
2009 Pollach, Irene, Scharl, Arno, Weichselbraun, Albert. 2009. Web content mining for comparing corporate and third party online reporting: a case study on solid waste management. Business Strategy and the Environment 18 (3): 137-148. (Details)
  Hubmann-Haidvogel, Alexander, Scharl, Arno, Weichselbraun, Albert. 2009. Multiple Coordinated Views for Searching and Navigating Web Content Repositories. Information Sciences 179 (12): 1813-1821. (Details)
  Juffinger, Andreas, Neidhart, Thomas, Granitzer, Michael, Kern, Roman, Weichselbraun, Albert, Wohlgenannt, Gerhard, Scharl, Arno. 2009. Distributed Web2.0 Crawling for Ontology Evolution. Journal of Digital Information Management 7 (2): 114-119. (Details)
  Weichselbraun, Albert and Wohlgenannt, Gerhard and Scharl, Arno and Granitzer, Michael and Neidhart, Thomas and Juffinger, Andreas. 2009. Discovery and Evaluation of Non-Taxonomic Relations in Domain Ontologies. International Journal of Metadata, Semantics and Ontologies 4 (3), 212-222. (Details)
2008 Scharl, Arno, Weichselbraun, Albert. 2008. An Automated Approach to Investigating the Online Media Coverage of US Presidential Elections. Journal of Information Technology and Politics 5 (1): 121-132. (Details)
  Scharl, Arno, Dickinger, Astrid, Weichselbraun, Albert. 2008. Analyzing News Media Coverage to Acquire and Structure Tourism Knowledge. Information Technology and Tourism 10 (1): 3-17. (Details)
2007 Scharl, Arno, Weichselbraun, Albert, Liu, Wei. 2007. Tracking and modelling information diffusion across interactive online media. International Journal of Metadata, Semantics and Ontologies 2 (2): 136-145. (Details)
  Stace, Roger, Brown, Alistair, Purushothaman, Maya, Scharl, Arno, Weichselbraun, Albert. 2007. National Indicators of Well Being: Lessons from Pacific Island Countries. Asia Pacific Journal of Tourism Research 12 (3): 203-223. (Details)

Chapter in edited volume

2010 Scharl, Arno, Weichselbraun, Albert. 2010. Building a Web-Based Knowledge Repository on Climate Change to Support Environmental Communities. In: Organizational, Business, and Technological Aspects of the Knowledge Society: 3rd World Summit on the Knowledge Society (WSKS-2010), Proceedings Part II, Hrsg. Lytras, Miltiadis D. and Pablos, Patricia Ordonez de and Ziderman, Adrian and Roulstone, Alan and Maurer, Hermann and Imber, Jonathan B., 79-84. Heidelberg: Springer. (Details)
  Weichselbraun, Albert, Wohlgenannt, Gerhard, Scharl, Arno. Forthcoming. Evidence Sources, Methods and Use Cases for Learning Lightweight Domain Ontologies. In: Ontology Learning and Knowledge Discovery Using the Web: Challenges and Recent Advances, Hrsg. Wilson Wong, Wei Liu and Mohammed Bennamoun, IGI Global. (Details)
  Weichselbraun, Albert, Wohlgenannt, Gerhard, Scharl, Arno. 2010. Evidence Sources, Methods and Use Cases for Learning Lightweight Domain Ontologies. In: Evidence Sources, Methods and Use Cases for Learning Lightweight Domain Ontologies, Hrsg. IGI Global, 1-15. Hershey, PA: IGI Global. (Details)
2009 Gindl, Stefan, Liegl, Johannes, Scharl, Arno, Weichselbraun, Albert. 2009. An Evaluation Framework and Adaptive Architecture for Automated Sentiment Detection. In: Networked Knowledge - Networked Media: Integrating Knowledge Management, New Media Technologies and Semantic Systems, Hrsg. Pellegrini, T., Auer, S. , Tochtermann, K., Schaffert, S., 217-234. Heidelberg: Springer. (Details)
  Weichselbraun, Albert. 2009. Applying Optimal Stopping for Optimizing Queries to External Semantic Web Resources. In: Software and Data Technologies, Hrsg. Cordeiro, J., Shishkov, B., Ranchordas, A.K., Helfert, M, 105-118. Heidelberg: Springer. (Details)
2007 Granitzer, Michael, Scharl, Arno, Weichselbraun, Albert, Neidhart, Thomas, Juffinger, Andreas, Wohlgenannt, Gerhard. 2007. Automated Ontology Learning and Validation Using Hypothesis Testing. In Advances in Intelligent Web Mastering, Hrsg. Wegrzyn-wolska, Katarzyna M., Szczepaniak, Piotr S., 130-135. Berlin/Heidelberg: Springer. (Details)

Contribution to conference proceedings

2012 Wohlgenannt, Gerhard, Weichselbraun, Albert, Scharl, Arno, Sabou, Marta. 2012. Confidence Management for Learning Ontologies from Dynamic Web Sources. In 4th International Conference on Knowledge Engineering and Ontology Development (KEOD-2012), Hrsg. Joaquim Filipe and Jan Dietz, 172-177. Barcelona, Spain: SciTePress. (Details)
  Lang, Heinz-Peter, Wohlgenannt, Gerhard, Weichselbraun, Albert. 2012. TextSweeper - A System for Content Extraction and Overview Page Detection. In Proceedings of the 2012 International Conference on Information Resources Management (Conf-IRM), Hrsg. Roman Brandtweiner, Lech Janczewski, 17-22. Vienna, Austria: AIS. (Details)
  Scharl, Arno and Alexander, Hubmann-Haidvogel and Weichselbraun, Albert and Wohlgenannt, Gerhard and Lang, Heinz-Peter and Sabou, Marta. 2012. Extraction and Interactive Exploration of Knowledge from Aggregated News and Social Media Content. In ACM SIGCHI Symposium on Engineering Interactive Computing Systems (EICS-2012), Hrsg. J. C. Campos, S. D. J. Barbosa, P. Palanque, R. Kazman, M. Harrison and S. Reeves, 163-168. Copenhagen, Denmark: ACM Press. (Details)
2011 Weichselbraun, Albert and Wohlgenannt, Gerhard and Scharl, Arno. Forthcoming. Applying Optimal Stopping Theory to Improve the Performance of Ontology Refinement Methods. In Proceedings of the 44th Hawaii International Conference on System Sciences (HICSS-44), Hrsg. IEEE Computer Society, 1-10. Maui, Hawaii, USA: IEEE Computer Society Press. (Details)
  Scharl, Arno and Hubmann-Haidvogel, Alexander and Wohlgenannt, Gerhard and Weichselbraun, Albert. 2011. Scalable Annotation Mechanisms for Digital Content Aggregation and Context-Aware Authoring. In 10th Brazilian Symposium on HumanFactors in Computer Systems & 5th Latin American Conference onHuman-Computer Interaction (IHC-CLIHC-2011), Hrsg. Brazilian Computing Society, 376-380. Porto de Galinhas, Brazil: None. (Details)
2010 Gindl, Stefan, Weichselbraun, Albert, Scharl, Arno. 2010. Cross-Domain Contextualisation of Sentiment Lexicons. In 19th European Conference on Artificial Intelligence (ECAI), Hrsg. Helder Coelho, Rudi Studer and Michael Wooldridge, 771-776. Lisbon, Portugal: (Details)
  Stefan, Gindl, Scharl, Arno, Weichselbraun, Albert. 2010. Generic High-Throughput Methods for Multilingual Sentiment Detection. In Generic High-Throughput Methods for Multilingual Sentiment Detection, Hrsg. F. K. Hussain and E. Chang, 239-244. Dubai, United Arab Emirates: IEEE Computer Society Press. (Details)
  Weichselbraun, Albert and Wohlgenannt, Gerhard and Scharl, Arno. 2010. Augmenting Lightweight Domain Ontologies with Social Evidence Sources. In 9th International Workshop on Web Semantics, 21st International Workshop on Database and Expert Systems Application (DEXA 2020), Hrsg. Tjoa, A. Min and Wagner, Roland R. 771-776. Bilbao, Spain: IEEE Computer Society Press. (Details)
2009 Weichselbraun, Albert. 2009. A Utility Centered Approach for Evaluating and Optimizing Geo-Tagging. In International Joint Conference on Knowledge Discovery, Knowledge Engineering and Knowledge Management (IC3K), Hrsg. -, 134-139. Madeira, Portugal: (Details)
  Wohlgenannt, Gerhard, Weichselbraun, Albert, Scharl, Arno. 2009. Integrating Structural Data into Methods for Labeling Relations in Domain Ontologies. In Twentieth International Conference on Database and Expert Systems Application (DEXA 2009); Eighth International Workshop on Web Semantics (WebS'09), Hrsg. A. M. Troja and R. R. Wagner, 94-98. Linz, Austria: IEEE Computer Society Press. (Details)
2008 Dickinger, Astrid, Scharl, Arno, Hermann, Stern, Weichselbraun, Albert, Wöber, Karl. 2008. Acquisition and Relevance of Geotagged Information in Tourism. In ENTER 2008. Proceedings of the International Conference in Innsbruck, Austria., Hrsg. Andrew Frew, 1-12. Wien-New York: Springer. (Details)
  Scharl, Arno, Weichselbraun, Albert, Wohlgenannt, Gerhard. 2008. A Web-based User Interaction Framework for Collaboratively Building and Validating Ontologies. In 8th Brazilian Symposium on Human Factors in Computer Systems, Hrsg. Brazilian Computing Society, 244-247. Porto Alegre, Brazil: (Details)
  Scharl, Arno, Weichselbraun, Albert, Gindl, Stefan. 2008. Building Tagged Linguistic Unit Databases for Sentiment Detection. In Proceedings of the 8th International Conference on Knowledge Management (I-Know '08), Hrsg. Tochtermann, K.; Maurer, H, Graz: (Details)
  Hubmann-Haidvogel, Alexander, Scharl, Arno, Weichselbraun, Albert. 2008. Tightly Coupled Views for Navigating Content Repositories. In 14th Brazilian Symposium on Multimedia and the Web (WebMedia-2008), Hrsg. J. G. Pereira Filho, R. L. Gomes, M. A. Gerosa and R. S. S. Guizzardi, 5-8. Vila Velha, Brazil: (Details)
  Weichselbraun, Albert, Scharl, Arno, Liu, Wei. 2008. Capturing and Classifying Ontology Evolution in News Media Archives. In Nineteenth International Workshop on Database and Expert Systems Application (DEXA 2008); Seventh International Workshop on Web Semantics (WebS'08), Hrsg. Tjoa, A. M. and Wagner, R. R., 197-201. Turin, Italy: IEEE Computer Society Press. (Details)
  Weichselbraun, Albert. 2008. Strategies for Optimizing Querying Third Party Resources in Semantic Web Applications. In Proceedings of the Third International Conference on Software and Data Technologies - ICSOFT 2008, Hrsg. José Cordeiro, Boris Shishkov, AlpeshKumar Ranchordas and Markus Helfert, 111-118. Porto, Portugal: (Details)
  Scharl, Arno, Stern, Hermann, Weichselbraun, Albert. 2008. Annotating and Visualizing Location Data in Geospatial Web Applications. In ACM International Conference Proceeding Series; Vol. 300; Proceedings of the First International Workshop on Location and the Web (LocWeb 2008), Hrsg. Boll, Susanne and Wilde, Erik, 65-68. Beijing, China: ACM Press. (Details)
2007 Juffinger, Andreas, Neidhart, Thomas, Granitzer, Michael, Kern, Roman, Weichselbraun, Albert, Wohlgenannt, Gerhard, Scharl, Arno. 2007. Distributed Web2.0 Crawling for Ontology Evolution. In Proc.of 2nd IEEE International Conference on Digital Information Management (ICDIM'07), Hrsg. IEEE, Lyon: IEEE. (Details)
  Scharl, Arno, Weichselbraun, Albert, Hubmann-Haidvogel, Alexander, Stern, Hermann, Wohlgenannt, Gerhard, Zibold, Dmytro. 2007. Media Watch on Climate Change: Building and Visualizing Contextualized Information Spaces. In Proceedings of the Semantic Web Challenge 2007 co-located with ISWC 2007 + ASWC 2007, Hrsg. CEUR-WS.org, ?-?. Busan, Korea: (Details)
  Weichselbraun, Albert, Wohlgenannt, Gerhard, Scharl, Arno, Granitzer, Michael, Neidhart, Thomas, Juffinger, Andreas. 2007. Applying Vector Space Models to Ontology Link Type Suggestion. In Proceedings of the 4th International Conference on Innovations in Information Technology, Hrsg. , 566-570. Dubai, United Arab Emirates: IEEE Press. (Details)
  Weichselbraun, Albert, Scharl, Arno, Liu, Wei, Wohlgenannt, Gerhard. 2007. Capturing Ontology Evolution Processes by Repeated Sampling of Large Document Collections. In On the Move to Meaningful Internet Systems 2007: OTM 2007 Workshops, Hrsg. Meersman, Rober, Tari, Zahir, Herrero, Pilar, 23-24. Vilamoura, Portugal: Springer. (Details)
2006 Brown, Alistair, Stace, Roger, Purushothaman, Maya, Scharl, Arno, Weichselbraun, Albert. 2006. Accounting for Pacific Island Countries’ Tourism. In British Accounting Association Annual Conference (BAA-2006), Hrsg. British Accounting Association, Portsmouth, UK: (Details)
  Scharl, Arno, Weichselbraun, Albert. 2006. Web Coverage of the 2004 US Presidential Election. In 11th Conference of the European Chapter of the Association for Computational Linguistics (EACL-2006), Hrsg. Association for Computational Linguistics, 35-42. Trento, Italy: (Details)
  Scharl, Arno, Weichselbraun, Albert, Liu, Wei. 2006. An Ontology-Based Architecture for Tracking Information across Interactive Electronic Environments. In Proceedings of the 39th Annual Hawaii International Conference on System Sciences (HICSS-39), Hrsg. IEEE Computer Society Press, 160-169. Hawaii: IEEE Computer Society Press. (Details)
2005 Dickinger, Astrid, Scharl, Arno, Weichselbraun, Albert. 2005. Where Do You Want to Go Today? A Media Analysis of Global Tourism Destinations. In Proceedings of the 5th International Conference on Knowledge Management (I-KNOW 2005), Hrsg. Tochtermann, Klaus, Maurer, Hermann, 20-27. Graz: (Details)
2003 Walter, Heimo, Weichselbraun, Albert. 2003. Comparison of four Finite-Volume-Algorithms for the dynamic simulation of natural circulation steam generators. In ARGESIM Report No 24 Vol II, Hrsg. ARGESIM, 531-540. Vienna University of Technology, Austria: (Details)

Paper presented at an academic conference or symposium

2012 Lang, Heinz-Peter, Wohlgenannt, Gerhard, Weichselbraun, Albert. 2012. TextSweeper - A System for Content Extraction and Overview Page Detection. Proceedings of the 2012 International Conference on Information Resources Management (Conf-IRM), Vienna, Österreich, 21.05-23.05. (Details)
  Wohlgenannt, Gerhard and Weichselbraun, Albert and Scharl, Arno and Sabou, Marta. 2012. Confidence Management for Learning Ontologies from Dynamic Web Sources. 4th International Conference on Knowledge Engineering and Ontology Development (KEOD-2012), Barcelona, Spain, 04.10-07.10. (Details)
2009 Weichselbraun, Albert. 2009. A Utility Centered Approach for Evaluating and Optimizing Geo-Tagging. First International Conference on Knowledge Discovery and Information Retrieval (KDIR 2009), Madeira, Portugal, 06.10-09.10. (Details)
2008 Weichselbraun, Albert, Scharl, Arno, Liu, Wei. 2008. Capturing and Classifying Ontology Evolution in News Media Archives. Nineteenth International Conference on Database and Expert Systems Application (DEXA 2008); Seventh International Workshop on Web Semantics (WebS'08), Turin, Italy, Österreich, 01.09-05.09. (Details)
  Weichselbraun, Albert. 2008. Strategies for Optimizing Querying Third Party Resources in Semantic Web Applications. Third International Conference on Software and Data Technologies (ICSOFT-2008), Porto, Portugal, Österreich, 05.08-08.08. (Details)
2006 Scharl, Arno, Weichselbraun, Albert, Liu, Wei. 2006. An Ontology-Based Architecture for Tracking Information across Interactive Electronic Environments. 38th Hawaii International Conference on System Sciences (HICSS-38), Hawaii, Vereinigte Staaten/USA, 3.-7. Jänner. (Details)
2005 Liu, Wei, Weichselbraun, Albert, Scharl, Arno, Chang, Elisabeth. 2005. Semi-Automatic Ontology Extension Using Spreading Activation. 5th International Conference on Knowledge Management (i-know 05), Graz, Österreich, 29. Juni - 1. Juli. (Details)

eJournal article

2005 Liu, Wei, Weichselbraun, Albert, Scharl, Arno, Chang, Elisabeth. 2005. Semi-Automatic Ontology Extension Using Spreading Activation. Journal of Universal Knowledge Management O (1): 50-58. http://www.jukm.org/jukm_0_1/semi_automatic_ontology_extension. (Details)

Dissertation

2004 Weichselbraun, Albert. 2004. Ontologiebasierende Textklassifikationen mittels mathematischer Verfahren. Dissertation, Wirtschaftsuniversität Wien, Institut für Informationswirtschaft. (Details)

Diploma thesis

2002 Weichselbraun, Albert. 2002. Metadaten im Web. Diplomarbeit, Wirtschaftsuniversität Wien, Institut für Informationswirtschaft. (Details)
2001 Weichselbraun, Albert. 2001. Vergleich unterschiedlicher Finite-Volumen-Verfahren zur numerischen Simulation der Strömung in einem beheizten Rohrnetzwerk. Diplomarbeit, Technische Universität Wien. (Details)

Projects

2010
Climate Change Collaboratory (2010-2011) (Details)
2008
RAVEN - Relation Analysis and Visualization for Enterprise Networks (2008-2010) (Details)
2006
AVALON - Akquisition und Validierung von Ontologien (2006-2008) (Details)
IDIOM - Information Diffusion Across Interactive Online Media (2006-2008) (Details)
2005
TOURWEB (Details)