Alexandros G. Valarakos, Georgios Paliouras, Vangelis Karkaletsis, George A. Vouros, Enhancing Ontological Knowledge Through Ontology Population and Enrichment, In 14th International Conference on Knowledge Engineering and Knowledge Management (EKAW) 2004: Engineering Knowledge in the Age of the Semantic Web, Northamptonshire, UK, October 5-8, (Pages: 144–156), 2004.[url][doi]
Stavros J. Perantonis, Basilios Gatos, Vassilios Maragos, Vangelis Karkaletsis, Georgios Petasis, Text Area Identification in Web Images, In 3rd Hellenic Conference on Artificial Intelligence: Methods and Applications of AI (SETN) 2004, Samos, Greece, May 5-8, (Pages: 82–92), 2004.[url][doi]
Vangelis Karkaletsis, Constantine D. Spyropoulos, Information Retrieval and Extraction from the Web: the CROSSMARC approach, In 7th International Conference on Computer-Assisted Information Retrieval, (Recherche d'Information et ses Applications) (RIAO) 2004, Avignon, France, April 26-28, (Pages: 905–914), 2004.[pdf]
Sheng Zhang, Fillia Makedon, James C. Ford, Calliope Sudborough, Lin Ai, Sarantos Kapidakis, Vangelis Karkaletsis, Euripidis N. Loukis, An International Trade Negotiation Framework for e-Government, In 3rd International Conference on Electronic Government (EGOV) 2004, Zaragoza, Spain, August 30-September 3, (Pages: 211–217), 2004.[url][doi]
Georgios Petasis, Vangelis Karkaletsis, Claire Grover, Ben Hachey, Maria Teresa Pazienza, Michele Vindigni, Jose Coch, Adaptive, Multilingual Named Entity Recognition in Web Pages, In 16th European Conference on Artificial Intelligence (ECAI) 2004, including Prestigious Applicants of Intelligent Systems (PAIS) 2004, Valencia, Spain, August 22-27, (Pages: 1073–1074), 2004.[pdf]
Vangelis Karkaletsis, Constantine D. Spyropoulos, Claire Grover, Maria Teresa Pazienza, Jose Coch, Dimitris Souflis, A Platform for Cross-Lingual, Domain and User Adaptive Web Information Extraction, In 16th European Conference on Artificial Intelligence (ECAI) 2004, including Prestigious Applicants of Intelligent Systems (PAIS) 2004, Valencia, Spain, August 22-27, (Pages: 725–729), 2004.[pdf]
Georgios Petasis, Vangelis Karkaletsis, Georgios Paliouras, Constantine D. Spyropoulos, Ellogon: A Natural Language Engineering Infrastructure, In 3rd Hellenic Conference on Artificial Intelligence: Methods and Applications of AI (SETN) 2004, Samos, Greece, May 5-8, 2004.[pdf]