Publications
Found 176 results
Filters: author is scharl [Clear All Filters]
In Press
"A Web-based Knowledge Repository on Climate Change to Promote Awareness and Environmental Literacy",
International Journal of Technology Enhanced Learning, In Press .
"Dictionary Extension for Improving Automated Sentiment Detection",
International Conference on Knowledge, Discovery & Information Retrieval, In Press .
2011
"Applying Optimal Stopping Theory to Improve the Performance of Ontology Refinement Methods",
44th Hawaii International Conference on System Sciences, Kauai, HI, pp. 1 - 10, 2011 .
"Evidence Sources, Methods and Use Cases for Learning Lightweight Domain Ontologies",
Ontology Learning and Knowledge Discovery Using the Web: Challenges and Recent Advances: IGI Global, pp. 1-15, 2011 .
"Scalable Annotation Mechanisms for Digital Content Aggregation and Context-Aware Authoring",
5th Latin American Conference on Human-Computer Interaction, Porto de Galinhas, Brazil, 2011 .
2010
"A Context-Dependent Supervised Learning Approach to Sentiment Detection in Large Textual Databases",
Journal of Information and Data Management, vol. 1, issue 3, pp. 329 - 342, 2010 .
"Augmenting Lightweight Domain Ontologies with Social Evidence Sources",
21st International Conference on Database and Expert Systems Applications: dexa, pp. 193-197, 2010 .
"Building a Web-Based Knowledge Repository on Climate Change to Support Environmental Communities",
Organizational, Business, and Technological Aspects of the Knowledge Society: Springer, pp. 79-84, 2010 .
"Cross-Domain Contextualization of Sentiment Lexicons",
19th European Conference on Artifical Intelligence, 2010 .
Abstract
"Generic High-Throughput Methods for Multilingual Sentiment Detection",
4th IEEE International Conference on Digital Ecosystems and Technologies, 2010 .
Abstract
"Incremental Computation of Information Landscapes for Dynamic Web Interfaces",
10th Brazilian Symposium on Human Factors in Computer Systems, pp. 205 - 208, 2010 .
"Implicit Measurement of Customer Perceptions: Leveraging Text Mining for Market Research",
Frontiers in Service Conference, 2010 .
"Refining Non-Taxonomic Relation Labels with External Structured Data to Support Ontology Learning",
Data & Knowledge Engineering, vol. 69, issue 8, pp. 763-778, 2010 .
Abstract
2009
"An Evaluation Framework and Adaptive Architecture for Automated Sentiment Detection",
Networked Knowledge - Networked Media, no. 221/2009, Berlin, Germany, Springer, pp. 217-234, 2009 .
"Discovery and Evaluation of Non-Hierarchical Relations in Domain Ontologies",
International Journal of Metadata, Semantics & Ontologies, vol. 4, issue 3, pp. 212 - 222, 2009 .
"Distributed Web 2.0 Crawling for Ontology Evolution",
Journal of Digital Information Management, vol. 7, issue 2, pp. 114-119, 2009 .
"Exploring Environmental News via Geospatial Interfaces and Virtual Globes",
GeoSpatial Visual Analytics: Geographical Information Processing and Visual Analytics for Environmental Security (NATO Science for Peace and Security Series C: Environmental), pp. 321-330, 2009 .
Abstract
"Games with a Purpose for Social Networking Platforms.",
21st ACM Conference on Hypertext and Hypermedia, Torino, Italy, Association for Computing Machinery, pp. 193-197, 2009 .
"Integrating Structural Data in Methods for Labeling Relations in Domain Ontologies",
20th International Conference on Database and Expert Systems Application, 2009 .
Abstract
"Multiple Coordinated Views for Searching and Navigating Web Content Repositories",
Information Sciences, vol. 179, issue 12, pp. 1813-1821, 2009 .
"Tracking Stakeholder Perceptions on Climate Change",
Environmental Infomatics and Industrial Environmental Protection: Concepts, Methods and Tools (23rd International Conference on Infomatics for Environmental Protection, pp. 279-280, 2009 .
Abstract
"Web Content Mining for Comparing Corporate and Third-Party Online Reporting: A Case Study on Solid Waste Management",
Business Strategy and the Environment, vol. 18, issue 3, pp. 137-148, 2009 .
2008
"A Web-based User Interaction Framework for Collaboratively Building and Validating Ontologies",
8th Brazilian Symposium on Human Factors in Computer Systems, Porto Alegre, Brazil, Brazilian Computing Society, pp. 244-247, 2008 .
"Analyzing News Media Coverage to Acquire and Structure Tourism Knowledge",
Information Technology and Tourism, vol. 10, issue 1, no. 1, pp. 3-17, 2008 .
"A Web Analysis of Sustainability Reporting: An Oil and Gas Perspective",
Journal of Website Promotion, vol. 3, issue 3/4, pp. 161-182, 2008 .
