Leon Derczynski

Research interests

  • Temporal information extraction
  • Semantic annotation
  • Spatio-Temporal language
  • Linguistic co-reference
  • Tense and aspect in language
  • Word sense disambiguation
  • Discourse structure

Current projects

Selected references

  1. Robert Gaizauskas, Emma Barker, Ching-Lan Chang, Leon Derczynski, Michael Phiri, Chengzhi Peng. 2012. Applying ISO-Space to Healthcare Facility Design Evaluation Reports.
    - In Proceedings of the Joint ISO-ACL Workshop on Interoperable Semantic Annotation. [bib]
  2. Leon Derczynski, Hector Llorens, Estela Saquete. 2012. Massively Increasing TIMEX3 Resources: A Transduction Approach.
    - In Proceedings of the 8th Conference on International Language Resources and Evaluation. [code]
  3. Hector Llorens, Leon Derczynski, Robert Gaizauskas, Estela Saquete. 2012. TIMEN: An Open Temporal Expression Normalization Resource.
    - In Proceedings of the 8th Conference on International Language Resources and Evaluation.
  4. Amev Burman, Arun Jayapal, Sathish Kannan, Madhu Kavilikatta, Ayman Alhelbawy, Leon Derczynski, Robert Gaizauskas. 2011. USFD at KBP 2011: Entity Linking, Slot Filling and Temporal Bounding.
    - In Proceedings of the Fourth Text Analysis Conference (TAC2011).
  5. Leon Derczynski, Robert Gaizauskas. 2011. A Corpus-based Study of Temporal Signals.
    - In Proceedings of Corpus Linguistics. [slides] [bib]
  6. Leon Derczynski and Robert Gaizauskas. 2011. RTMBank: A Corpus Annotated According to Reichenbach's Tense Model.
    - In Proceedings of Corpus Linguistics. [slides] [bib]
  7. Leon Derczynski, Robert Gaizauskas. 2011. An Annotation Scheme for Reichenbach's Verbal Tense Structure.
    - In Proceedings of the 6th Joint ACL - ISO Workshop on Interoperable Semantic Annotation. [slides] [bib]
  8. Leon Derczynski, Robert Gaizauskas. 2010. Using Signals to Improve Automatic Classification of Temporal Relations.
    - In Proceedings of the ESSLLI StuS session. [slides] [bib]
  9. Leon Derczynski, Robert Gaizauskas. 2010. USFD2: Annotating Temporal Expresions and TLINKs for TempEval-2.
    - In Proceedings of the 5th Workshop on Semantic Evaluations, ACL. [code] [bib]
  10. Leon Derczynski, Robert Gaizauskas. 2010. Analysing Temporally Annotated Corpora with CAVaT.
    - In Proceedings of the 7th Conference on International Language Resources and Evaluation. [code] [bib]
  11. Leon Derczynski, Mark A Greenwood, Robert Gaizauskas, Jun Wang. 2008. A data driven approach to query expansion in question answering.
    - In Coling 2008: Proceedings of the 2nd workshop on Information Retrieval for Question Answering. [slides] [bib]
  12. Leon Derczynski. 2006. Review of: Challenges of migrating to agile methodologies - Nerur, S., Mahapatra, R.K., Mangalaraj, G. [slides]
  13. Leon Derczynski and Amanda Sharkey. 2006. Machine learning techniques for document selection.
    - In Department of Computer Science, University of Sheffield - dissertations. [poster]

Should you find an error in one of these papers and be the first to kindly report it, there is a reward of chocolate as thanks.

Past projects

Awards and Grants

  • 2008: EPSRC Enhanced Doctoral Training Grant
  • 2008: Douglas Lewin prize for best final-year exam performance.
  • 2006, 2007: Nanjing University of Aeronautics and Astronautics' Best English language teacher.

Contact

I prefer email: leon@dcs.shef.ac.uk

Leon Derczynski

Academic CV
@LeonDerczynski on Twitter

Related links

How not to review a paper: The tools and techniques of the adversarial reviewer.
Training for peer reviewers, from the BMJ
Computational linguistics relevant journals ranked by 2010 impact [updated Feb 2012]

Personal

Leon's gift wishlist, on Amazon
I have an Erdos number of 4.
Student Union 12-13 President candidates