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Publications (in English only)

Table of Contents

• Papers
• Presentations

Papers

General

• Paola Monachesi, Lothar Lemnitzer and Cristina Vertan (Eds.): Proceedings of the Workshop "Natural Language Processing and Knowledge Representation for eLearning Environments", in conjunction with RANLP 2007, Borovets, Bulgaria, September 2007
• Lothar Lemnitzer, Cristina Vertan, Alex Killing, Kiril Simov, Diane Evans, Dan Cristea, Paola Monachesi: Improving the search for learning objects with keywords and ontologies. Paper presented at Technologically enhanced learning conference 2007 (http://www.ectel07.org/) ( View the paper).
• Paola Monachesi, Lothar Lemnitzer and Kiril Simov, Language Technology for eLearning in Proceedings of EC-TEL 2006, Springer LNCS (http://www.ectel06.org/index.html). ( View the paper)
• Paola Monachesi, Dan Cristea, Diane Evans, Alex Killing, Lothar Lemnitzer, Kiril Simov, Cristina Vertan. Integrating Language Technology and Semantic Web techniques in eLearning. To appear in Proceedings of ICL 2006 (http://www.icl-conference.org/) ( View the paper).

Different language perspectives

• António Branco and Rosa del Gaudio, to appear, Supporting E-learning with Language Technology for Portuguese, in Proceedings of PROPOR-International Conference on Computational Processing of Portuguese Language
• Vladislav Kubon, Miroslav Spousta. Multilingual Approach to e-Learning from a Monolingual Perspective, in `Proceedings of FLAIRS-21', Florida, USA, May 2008. ( View the paper)
• António Branco, Francisco Costa, Filipe Nunes, Pedro Martins, João Silva, Sara Silveira. LX-Service: Web Services of Language Technology for Portuguese. Presented at LREC 2008. ( View the paper)
• Paola Monachesi, Eline Westerhout. What can NLP techniques do for eLearning? Presented at INFOS 2008, 27-29 March. ( View the paper)
• Eelco Mossel, Lothar Lemnitzer, Cristina Vertan: Language Technology for eLearning -- a multilingual approach from the German perspective. Presented at the annual conference of the German Society of Compututation Linguistics (GLDV), April 2007. ( View the paper)
• Petya Osenova (2006). Bulgarian Language Technologies in eLearning. In "Language and Literature", in print (publication in Bulgarian).

Managing and storing resources and tools

• Dan Cristea and Ionut Pistol. Managing Language Resources and Tools using a Hierarchy of Annotation Schemas. In Proceedings of Workshop 'Sustainability of Language Resources and Tools for Natural Language Processing', organized in conjunction with LREC 2008 (http://www.sfb441.uni-tuebingen.de/c2/). ( View the paper)
• Trandabăţ, D., Iftene, A., Pistol, I., Forăscu, C., Cristea, D. (2006). Romanian resources in the LT4eL project (in Romanian). In C. Forăscu, D. Tufiş, D. Cristea (eds.) Proceedings of the Workshop Linguistic Resources and Tools for Processing Romanian Language. Iasi, Romania, November 2006. University Al.I. Cuza Publishing House, ISBN: 978-973-703-208-9.
• Pistol I., Trandabăţ D., Iftene A., Cristea D., Forăscu, C. (2006). Processing Romanian resources in the LT4eL project (in Romanian). In C. Forăscu, D. Tufiş, D. Cristea (eds.) Proceedings of the Workshop Linguistic Resources and Tools for Processing Romanian Language. Iasi, Romania, November 2006. University Al.I. Cuza Publishing House, ISBN: 978-973-703-208-9.
• Dan Cristea, Corina Forascu and Ionut Pistol (2006). Requirements-Driven Automatic Configuration of Natural Language Applications. In Bernadette Sharp (Ed.): Natural Language Understanding and Cognitive Science, Proceedings of the 3rd International Workshop on Natural Language Understanding and Cognitive Science - NLUCS 2006, in conjunction with ICEIS 2006, Cyprus, Paphos, May 2006. INSTICC Press, Portugal. ISBN: 972-8865-50-3. ( View the paper)

Keyword extraction

• Lothar Lemnitzer and Poala Monachesi. Extraction and evaluation of keywords from Learning Objects – a multilingual approach. To be presented at LREC 2008. ( View the paper)
• Lothar Lemnitzer, Paola Monachesi: Keyword extraction for metadata annotation of Learning Objects. RANLP 2007 workshop: Natural Language Processing and Knowledge Representation for eLearning Environments. Borovets, 26. September 2007. ( View the paper)

Definition extraction

• Łukasz Kobyliński, Adam Przepiórkowski. Definition Extraction with Balanced Random Forests. In the proceedings of GoTAL 2008 conference in Gothenburg. ( View the paper)
• Adam Przepiórkowski, Michał Marcińczuk, Łukasz Degórski Dealing with Small, Noisy and Imbalanced Data: Machine Learning or Manual Grammars?. In the proceedings of TSD 2008 conference in Brno. ( View the paper)
• Łukasz Degórski, Michał Marcińczuk and Adam Przepiórkowski. Definition extraction using a sequential combination of baseline grammars and machine learning classifiers. To be presented at LREC 2008. ( View the paper)
• Eline Westerhout, Paola Monachesi. Creating glossaries using pattern-based and machine learning techniques. To be presented at LREC 2008. ( View the paper)
• Claudia Borg, Mike Rosner and Gordon Pace: Towards Automatic Extraction of Definitions. In proceedings of the Computer Science Annual Workshop 2007, Malta. ( View the paper)
• Rosa Del Gaudio, António Branco: Automatic Extraction of Definitions in Portuguese:A Rule-Based Approach. In Proceeding of 2nd Workshop on Text Mining and Applications, Guimarães, Portugal, 2007. ( View the paper).
• Rosa Del Gaudio, António Branco: Supporting e-learning with automatic glossary extraction: Experiments with Portuguese. RANLP 2007 workshop: Natural Language Processing and Knowledge Representation for eLearning Environments. Borovets, 26. September 2007. ( View the paper)
• Adam Przepiórkowski, Łukasz Degórski, Beata Wójtowicz: On the evaluation of Polish definition extraction grammars. At LTC 2007 (http://www.ltc.amu.edu.pl) and RANLP workshop. ( View the paper)
• Claudia Borg: Discovering grammar rules for Automatic Extraction of Definitions at the Doctoral Consortium at Eurolan Summer School 2007, Iaşi, Romania. ( View the paper).
• Eline Westerhout, Paola Monachesi: Combining pattern-based and machine learning methods to detect definitions for eLearning purposes. RANLP 2007 workshop: Natural Language Processing and Knowledge Representation for eLearning Environments. Borovets, September 2007. ( View the paper)
• Adrian Iftene, Diana Trandabăţ, Ionuţ Pistol: Grammar-based Automatic Extraction of Definitions and Applications for Romanian. RANLP 2007 workshop: Natural Language Processing and Knowledge Representation for eLearning Environments. ( View the paper).
• Eline Westerhout, Paola Monachesi: Extraction of Dutch definitory contexts for eLearning purposes. CLIN proceedings 2007. ( View the paper).
• Adam Przepiórkowski, Łukasz Degórski, Miroslav Spousta, Kiril Simov, Petya Osenova, Lothar Lemnitzer, Vladislav Kubon, Beata Wójtowicz: Towards the automatic extraction of definitions in Slavic. In the proceedings of the BSNLP workshop at ACL 2007. ( View the paper)

Semantic annotation and ontology

• Petya Osenova, Kiril Simov and Eelco Mossel: Language Resources for Semantic Document Annotation and Crosslingual Retrieval. To be presented at LREC 2008. ( View the paper)
• Paola Monachesi, Kiril Simov, Eelco Mossel, Petya Osenova and Lothar Lemnitzer. What ontologies can do for eLearning. Will be presented at: IMCL 2008. 16-18 April 2008. ( View the paper)
• Lothar Lemnitzer and Kiril Simov and Petya Osenova and Eelco Mossel and Paola Monachesi. Using a domain-ontology and semantic search in an eLearning environment. Accepted paper at: International Conference on Engineering Education, Instructional Technology, Assessment, and E-learning (CISSE-EIAE 07), 3-12 December 2007, cf. www.cisse2007.org, Proc.at Springer. ( View the paper)
• Kiril Simov, Petya Osenova, Alexander Simov, Anelia Tincheva, Borislav Kirilov: A System for A Semi-Automatic Ontology Annotation. In proceedings of Workshop on Computer-aided language processing – CALP, In conjunction with RANLP-2007 conference. 30.09.2007. Borovets, Bulgaria. ( View the paper)
• Kiril Simov and Petya Osenova: Bulgarian Language Resources for Ontology-Based Semantic Search. In Proceedings of Workshop on a Common Natural Language Processing Paradigm For Balkan Languages, In conjunction with RANLP-2007 conference. 26.09.2007. Borovets, Bulgaria. ( View the paper)
• Kiril Simov, Petya Osenova: Applying Ontology-Based Lexicons to the Semantic Annotation of Learning Objects. RANLP 2007 workshop: Natural Language Processing and Knowledge Representation for eLearning Environments. Borovets, 26. September 2007. ( View the paper).

Crosslingual retrieval

• Cristina Vertan, Paola Monachesi, Kiril Simov, Petya Osenova, Lothar Lemnitzer, Alex Killing and Diane Evans, Crosslingual retrieval in an eLearning environment, published in the proceedings of The 10th Congress of the Italian Association for Artificial Intelligence (AIIA 2007). ( View the paper)
• Eelco Mossel: Crosslingual Ontology-Based Document Retrieval. RANLP 2007 workshop: Natural Language Processing and Knowledge Representation for eLearning Environments. ( View the paper).

Presentations

General

• Lothar Lemnitzer: LT4EL. Short presentation at the kick-off meeting of the SIG eLearning of the German Society for Computational Linguistics. Giessen, 11 September 2007. ( View the slides)
• Lothar Lemnitzer, Cristina Vertan, Alex Killing, Kiril Simov, Diane Evans, Dan Cristea, Paola Monachesi: Improving the search for learning objects with keywords and ontologies. Presented at the Second European Conference on Technology Enhanced Learning (EC-TEL), Crete, September 2007, rewarded the best paper award
• Paola Monachesi, Lothar Lemnitzer and Kiril Simov Language Technology for eLearning. Poster presentation at KP7-congres. 13 February 2007, Den Haag. The Netherlands.
• Paola Monachesi, Lothar Lemnitzer and Kiril Simov, Language Technology for eLearning Poster presentation at First European Conference on Technology Enhanced Learning, 1-4 October, Crete, Greece (http://www.ectel06.org/index.html) (View poster);
• Paola Monachesi, Dan Cristea, Diane Evans, Alex Killing, Lothar Lemnitzer, Kiril Simov, Cristina Vertan. Integrating Language Technology and Semantic Web techniques in eLearning. Presented at ICL 2006, September 27 - 29, 2006, Villach, Austria ( View the slides).
• Paola Monachesi, Lothar Lemnitzer, Kiril Simov, Dan Cristea, Alex Killing, Diane Evans, Cristina Vertan. LTeL - Language Technology for eLearning. Presented at NLP4ME 2006. ( View the slides).
• Project presentation at Elsnet Summer School 2006, 3 - 14 July 2006, Hamburg, Germany (http://nats-www.informatik.uni-hamburg.de/ELSNET06/WebHome). ( View the slides)
• Susanne Jekat, Language Technology for eLearning, in the framework of TransTech at the National Research Day - Zurich Universities of Applied Sciences, May 11 and 13 2006 at Winterthur
• Paola Monachesi, Language Technology for eLearning (LT4eL), CLIN 2005 (The 16th Meeting of Computational Linguistics in the Netherlands) December 16, 2005, Amsterdam, NL (http://www.science.uva.nl/events/CLIN2005/)
• Mike Rosner, Language Technologies for eLearning, Computer Science Annual Research Workshop 2005 (CSAW05), 28-29 September 2005, University of Malta (http://www.cs.um.edu.mt/~csaw/CSAW05/)

Different language perspectives

• António Branco and Rosa del Gaudio: Supporting E-learning with Language Technology for Portuguese, Presentation at PROPOR 2008 (International Conference on Computational Processing of Portuguese Language).
• Vladislav Kubon, Miroslav Spousta: Multilingual Approach to e-Learning from a Monolingual Perspective. Poster presentation at FLAIRS-21, Florida, USA, May 2008
• António Branco, Francisco Costa, Filipe Nunes, Pedro Martins, João Silva, Sara Silveira: LX-Service: Web Services of Language Technology for Portuguese. Presented at LREC 2008
• Paola Monachesi, Eline Westerhout: What can NLP techniques do for eLearning? Presented at INFOS 2008, Egypt, 27-29 March.
• Eelco Mossel and Lothar Lemnitzer and Cristina Vertan: Language Technology for eLearning -- a multilingual approach from the German perspective. abstract, presented at the annual conference of the German Society of Compututation Linguistics (GLDV), held in April 2007 in Tübingen

Managing and storing resources and tools

• Dan Cristea and Ionut Pistol: Managing Language Resources and Tools using a Hierarchy of Annotation Schemas. Presentation at Workshop 'Sustainability of Language Resources and Tools for Natural Language Processing', organized in conjunction with LREC 2008
• Dan Cristea, Ionut Pistol & Corina Forascu: ALPE as LT4eL processing chain environment. Paper presented at RANLP Workshop Natural Language Processing and Knowledge Representation for eLearning Environments, Borovets, 26. September 2007. ( View the slides)
• Dan Cristea, Corina Forăscu and Ionuţ Pistol, Requirements-Driven Automatic Configuration of Natural Language Applications, 3rd International Workshop on Natural Language Understanding and Cognitive Science NLUCS-2006, in conjunction with ICEIS 2005, 23 - 27 May 2006, Paphos, Cyprus (http://www.iceis.org/workshops/nlucs/nlucs2006-cfp.html)

Keyword extraction

• Lothar Lemnitzer and Poala Monachesi: Extraction and evaluation of keywords from Learning Objects – a multilingual approach. Presented at LREC 2008
• Lothar Lemnitzer, Paola Monachesi: Evaluating a multi-lingual keyphrase extractor in an eLearning context. Presented at CLIN 2007, The Netherlands.
• Lothar Lemnitzer, Paola Monachesi: Keyword extraction for metadata annotation of Learning Objects. Paper was presented at RANLP Workshop Natural Language Processing and Knowledge Representation for eLearning Environments, Borovets, 26. September 2007. ( View the slides)
• Lothar Lemnitzer and Łukasz Degórski: Language Technology for eLearning -- Implementing a Keyword Extractor accepted for presentation at the fourth EDEN Research Workshop "Research into online distance education and eLearning. Making the Difference", 25-28 OCTOBER, 2006 in Castelldefels, Spain (abstract)
• Łukasz Degórski, Use of statistical methods for the extraction of keywords in LT4eL project, Internal seminar of ICS PAS Linguistic Engineering Group,22 May 2006, Warsaw, Poland.

Definition extraction

• Łukasz Degórski, Michał Marcińczuk and Adam Przepiórkowski. Definition extraction using a sequential combination of baseline grammars and machine learning classifiers. Poster presentation at LREC 2008
• Eline Westerhout, Paola Monachesi: Creating glossaries using pattern-based and machine learning techniques. Poster presentation at LREC 2008
• Rosa Del Gaudio, António Branco: Automatic Extraction of Definitions in Portuguese: A Rule-Based Approach. Presented at TeMa Workshop at EPIA Conference 2007, 3 - 7 December 2007, Portugal.
• Eline Westerhout, Paola Monachesi: Semi-automatic glossary creation from learning objects. CLIN 2007. ( View the slides)
• Laska Laskova: (Semi)automatic glossary detection for Bulgarian. BIS21++ Infoday at RANLP 2007, 28.09.2007, Borovets, Bulgaria ( View the slides)
• Rosa Del Gaudio, António Branco: Supporting e-learning with automatic glossary extraction: Experiments with Portuguese. RANLP 2007 workshop: Natural Language Processing and Knowledge Representation for eLearning Environments. Borovets, 26. September 2007. ( View the slides)
• Adam Przepiórkowski, Łukasz Degórski, Beata Wójtowicz: On the evaluation of Polish definition extraction grammars. At LTC 2007 and RANLP workshop. ( View the slides)
• Eline Westerhout, Paola Monachesi: Combining pattern-based and machine learning methods to detect definitions for eLearning purposes. RANLP 2007 workshop: Natural Language Processing and Knowledge Representation for eLearning Environments. Borovets, September 2007. ( View the slides)
• Adrian Iftene, Diana Trandabăţ, Ionuţ Pistol: Grammar-based Automatic Extraction of Definitions and Applications for Romanian. RANLP 2007 workshop: Natural Language Processing and Knowledge Representation for eLearning Environments. Borovets, 26. September 2007. ( View the slides)
• Eline Westerhout and Paola Monachesi: Extraction of Dutch Definitory Contexts for elearning purposes. CLIN 2007 (The 17th Meeting of Computational Linguistics in the Netherlands) January 12, 2007 (website)

Semantic annotation and ontology

• Kiril Simov and Petya Osenova: Language Resources and Tools for Ontology-Based Semantic Annotation. Presented at the Workshop `OntoLex 2008' at LREC 2008
• Paola Monachesi, Kiril Simov, Eelco Mossel, Petya Osenova and Lothar Lemnitzer: What ontologies can do for eLearning. Presented at: IMCL 2008
• Lothar Lemnitzer, Kiril Simov, Petya Osenova, Eelco Mossel, Paola Monachesi: Using a domain-ontology and semantic search in an eLearning environment. Presented at International Conference on Engineering Education, Instructional Technology, Assessment, and E-learning (CISSE-EIAE 07), 3-12 December 2007, cf. www.cisse2007.org.( View the slides)
• Kiril Simov, Petya Osenova: Applying Ontology-Based Lexicons to the Semantic Annotation of Learning Objects. RANLP 2007 workshop: Natural Language Processing and Knowledge Representation for eLearning Environments. Borovets, 26. September 2007. ( View the slides)
• Kiril Simov and Petya Osenova, Shallow Semantic Annotation of Bulgarian, LREC 2006 Conference, 24-26 May 2006, Genoa, Italy.
• Kiril Simon and Cristina Vertan, Mapping Multilingual Lexical Material on the Ontology in the LT4eL Project, public lecture at Hamburg University, May 4 2006. View the slides).
• Kiril Simov and Petya Osenova, Ontology-Based Lexicon and Semantic Annotation, First International Workshop on "Ontology Based Modelling In The Humanities", 7-9 April 2006, University of Hamburg (http://www.c-phil.uni-hamburg.de/view/Main/OntologyWorkshop)

Crosslingual retrieval

• Kiril Simov, Petya Osenova, Eelco Mossel: Language Resources for Semantic Document Annotation and Crosslingual Retrieval. Presented at LREC 2008
• Eelco Mossel: Crosslingual Ontology-Based Document Retrieval. RANLP 2007 workshop: Natural Language Processing and Knowledge Representation for eLearning Environments. ( View the slides)
• Eelco Mossel: Crosslingual Ontology-Based Document Retrieval (Search) in an eLearning Environment. Presentation (without an article) at the XVIth European Symposium on Language for Special Purposes (LSP), 27 - 31 August 2007, Hamburg. ( View the slides)
• Cristina Vertan, Paola Monachesi, Kiril Simov, Petya Osenova, Lothar Lemnitzer, Alex Killing and Diane Evans: Crosslingual retrieval in an eLearning environment, Presentation at The 10th Congress of the Italian Association for Artificial Intelligence (AIIA 2007). ( View the slides for the poster)

Other

• Michael Rosner: ODL: An Object Description Language for Lexical Information. Presented at LREC 2008
• Jantine Trapman, Paola Monachesi: Merging LT4eL with the Cornetto Database. Presented at CLIN 2007, The Netherlands.
• Cristina Vertan: Example-based machine Translation for Cross-lingual Retrieval. Tutorial at the MT-summit XI, 10-14 September 2007, Copenhagen (Denmark). (Part of the tutorial was dedicated to the presentation of LT4eL)
• Alex Killing CampusSource Developer Workshop, 11 - 12 October 2006