Dr Mark Hepple

MSc, PhD

Department of Computer Science

Reader

Member of the Natural Language Processing (NLP) research group

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m.hepple@sheffield.ac.uk
+44 114 222 1829

Full contact details

Dr Mark Hepple
Department of Computer Science
Regent Court (DCS)
211 Portobello
Sheffield
S1 4DP
Profile

Mark Hepple is a Reader in Computer Science. He studied Psychology at Sheffield University (BSc, 1986), and Cognitive Science at Edinburgh University (MSc, 1987; PhD, 1990). Thereafter, he was a Research Associate at Cambridge University (1990-92), and a Postdoctoral Research Fellow at the University of Pennsylvania (1992-93).

He joined the Department of Computer Science at Sheffield University in 1993, as a Lecturer, and as a member of the Natural Language Processing group.

Research interests

Dr Hepple has wide-ranging interests across Computational Linguistics and Natural Language Processing, and has published on many topics, including formal grammar and parsing, information extraction, clinical text mining, temporal information processing, robust dialogue processing, and efficient storage of large-scale linguistic data.

Publications

Journal articles

Chapters

Conference proceedings papers

  • Ezeani I, Hepple M, Onyenwe I & Enemuo C (2018) Multi-task projected embedding for Igbo. Text, Speech, and Dialogue : 21st International Conference, Proceedings (pp 285-294). Brno, Czech Republic, 11 September 2018 - 14 September 2018. View this article in WRRO RIS download Bibtex download
  • Ezeani I, Hepple M, Onyenwe I & Chioma E (2018) Igbo Diacritic Restoration using Embedding Models. Proceedings of the 2018 Conference of the North American Chapter of the Association for Computational Linguistics: Student Research Workshop, June 2018 - June 2018. RIS download Bibtex download
  • Ezeani I, Hepple M, Onyenwe I & Enemuo C (2018) Transferred Embeddings for Igbo Similarity, Analogy and Diacritic Restoration Tasks. COLING 2018 - 3rd Workshop on Semantic Deep Learning, SemDeep 2018 - Proceedings (pp 30-38) RIS download Bibtex download
  • Funk A, Aker A, Barker E, Paramita ML, Hepple M & Gaizauskas R (2017) The SENSEI Overview of Newspaper Readers’ Comments. Advances in Information Retrieval. ECIR 2017. Lecture Notes in Computer Science, vol 10193. Springer (pp 758-761) View this article in WRRO RIS download Bibtex download
  • Ezeani I, Hepple M & Onyenwe I (2017) Lexical Disambiguation of Igbo using Diacritic Restoration. Proceedings of the 1st Workshop on Sense, Concept and Entity Representations and their Applications, April 2017 - April 2017. View this article in WRRO RIS download Bibtex download
  • Aker A, Paramita M, Kurtic E, Funk A, Barker E, Hepple M & Gaizauskas R (2016) Automatic Label Generation for News Comment Clusters. Proceedings of the 9th International Natural Language Generation Conference (pp 61-69), 5 September 2016 - 8 September 2016. View this article in WRRO RIS download Bibtex download
  • Ezeani I, Hepple M & Onyenwe I (2016) Automatic Restoration of Diacritics for Igbo Language. Text, Speech, and Dialogue, Vol. 9924 (pp 198-205), 12 September 2016 - 16 September 2016. View this article in WRRO RIS download Bibtex download
  • Onyenwe IE & Hepple M (2016) Predicting Morphologically-Complex Unknown Words in Igbo. Text, Speech, and Dialogue, Vol. 9924 (pp 206-214), 12 September 2016 - 16 September 2016. View this article in WRRO RIS download Bibtex download
  • Barker E, Paramita ML, Aker A, Kurtic E, Hepple M & Gaizauskas R (2016) The SENSEI Annotated Corpus: Human Summaries of Reader Comment Conversations in On-line News. Proceedings of the 17th Annual Meeting of the Special Interest Group on Discourse and Dialogue (pp 42-52), 13 September 2016 - 15 September 2016. View this article in WRRO RIS download Bibtex download
  • Barker E, Paramita M, Funk A, Kurtic E, Aker A, Foster J, Hepple M & Gaizauskas R (2016) What's the issue here?: Task-based evaluation of reader comment summarization systems. Proceedings of the 10th International Conference on Language Resources and Evaluation, LREC 2016 (pp 3094-3101) View this article in WRRO RIS download Bibtex download
  • Preoţiuc-Pietro D, Srijith PK, Hepple M & Cohn T (2016) Studying the temporal dynamics of word co-occurrences: An application to event detection. Proceedings of the 10th International Conference on Language Resources and Evaluation, LREC 2016 (pp 4380-4387) RIS download Bibtex download
  • Onyenwe I, Hepple M & Uchechukwu C (2016) Improving Accuracy of Igbo Corpus Annotation Using Morphological Reconstruction and Transformation-Based Learning.. Proceedings of TALAf 2016 - Traitement automatique des langues africaines (pp 1-10) View this article in WRRO RIS download Bibtex download
  • Aker A, Kurtic E, Balamurali AR, Paramita M, Barker E, Hepple M & Gaizauskas R (2016) A Graph-Based Approach to Topic Clustering for Online Comments to News. Advances in Information Retrieval (pp 15-29), 20 March 2016 - 23 March 2016. View this article in WRRO RIS download Bibtex download
  • Aker A, Celli F, Funk JA, Kurtic E, Hepple M & Gaizauskas R (2015) Sheffield-Trento System for Sentiment and Argument Structure Enhanced Comment-to-Article Linking in the Online News Domain (Ahmet Aker, Fabio Celli, Adam Funk, Emina Kurtic, Mark Hepple and Rob Gaizauskas). MultiLing 2015 in SIGDIAL. Prague, 2 September 2015 - 4 September 2015. RIS download Bibtex download
  • Onyenwe I, Hepple M, Uchechukwu C & Ezeani I (2015) Use of Transformation-Based Learning in Annotation Pipeline of Igbo, an African Language.. Proceedings of the Joint Workshop on Language Technology for Closely Related Languages, Varieties and Dialects (pp 24-33) View this article in WRRO RIS download Bibtex download
  • Aker A, Kurtic E, Hepple M, Gaizauskas R & Di Fabbrizio G (2015) Comment-to-Article Linking in the Online News Domain. Proceedings of the 16th Annual Meeting of the Special Interest Group on Discourse and Dialogue, September 2015 - September 2015. View this article in WRRO RIS download Bibtex download
  • Onyenwe I, Uchechukwu C & Hepple M (2014) Part-of-speech Tagset and Corpus Development for Igbo, an African Language. Proceedings of LAW VIII - The 8th Linguistic Annotation Workshop, August 2014 - August 2014. View this article in WRRO RIS download Bibtex download
  • Rout D, Bontcheva KL & Hepple M (2013) Reliably evaluating summaries of twitter timelines. AAAI 2013 Spring Symposium on Analyzing Microtext. Stanford RIS download Bibtex download
  • Jabbari S, Hepple M & Guthrie L (2010) Evaluating Lexical Substitution: Analysis and New Measures. LREC 2010 - SEVENTH INTERNATIONAL CONFERENCE ON LANGUAGE RESOURCES AND EVALUATION (pp 3250-3254) RIS download Bibtex download
  • Jabbari S, Hepple M & Guthrie L (2010) Evaluation Metrics for the Lexical Substitution Task.. HLT-NAACL (pp 289-292) RIS download Bibtex download
  • Guthrie D & Hepple M (2010) Storing the Web in Memory: Space Efficient Language Models with Constant Time Retrieval.. EMNLP (pp 262-272) RIS download Bibtex download
  • Guthrie D, Hepple M & Liu W (2010) Efficient Minimal Perfect Hash Language Models.. LREC RIS download Bibtex download
  • Jabbari S, Hepple M & Guthrie L (2010) Evaluating Lexical Substitution: Analysis and New Measures.. LREC RIS download Bibtex download
  • Roberts A, Gaizauskas RJ, Hepple M, Demetriou G, Guo Y, Roberts I & Setzer A (2009) Building a semantically annotated corpus of clinical texts.. J. Biomed. Informatics, Vol. 42 (pp 950-966) View this article in WRRO RIS download Bibtex download
  • Webb N, Liu T, Hepple M & Wilks Y (2008) Cross-Domain Dialogue Act tagging. Proceedings of the 6th International Conference on Language Resources and Evaluation, LREC 2008 (pp 1969-1976) RIS download Bibtex download
  • Webb N, Liu T, Hepple M & Wilks Y (2008) Cross-Domain Dialogue Act Tagging.. LREC RIS download Bibtex download
  • Roberts A, Gaizauskas RJ, Hepple M & Guo Y (2008) Combining Terminology Resources and Statistical Methods for Entity Recognition: an Evaluation.. LREC RIS download Bibtex download
  • Verhagen M, Gaizauskas R, Schilder F, Hepple M, Katz G & Pustejovsky J (2007) SemEval-2007 task 15. Proceedings of the 4th International Workshop on Semantic Evaluations - SemEval '07, 23 June 2007 - 24 June 2007. RIS download Bibtex download
  • Verhagen M, Gaizauskas R, Schilder F, Hepple M, Katz G & Pustejovsky J (2007) SemEval-2007 task 15: TempEval temporal relation identification. ACL 2007 - SemEval 2007 - Proceedings of the 4th International Workshop on Semantic Evaluations (pp 75-80) RIS download Bibtex download
  • Hepple M, Setzer A & Gaizauskas R (2007) USFD: Preliminary exploration of features and classifiers for the TempEval-2007 tasks. ACL 2007 - SemEval 2007 - Proceedings of the 4th International Workshop on Semantic Evaluations (pp 438-441) RIS download Bibtex download
  • Gaizauskas RJ, Harkema H, Hepple M & Setzer A (2006) Task-Oriented Extraction of Temporal Information: The Case of Clinical Narratives.. TIME (pp 188-195) RIS download Bibtex download
  • Gaizauskas R, Hepple M, Saggion H, Greenwood MA & Humphreys K (2005) SUPPLE. Proceedings of the Ninth International Workshop on Parsing Technology - Parsing '05, 9 October 2005 - 10 October 2005. RIS download Bibtex download
  • Gaizauskas RJ, Hepple M, Saggion H, Greenwood MA & Humphreys K (2005) SUPPLE: A Practical Parser for Natural Language Engineering Applications.. IWPT (pp 200-201) RIS download Bibtex download
  • Webb N, Hepple M & Wilks Y (2005) Error analysis of Dialogue Act classification. TEXT, SPEECH AND DIALOGUE, PROCEEDINGS, Vol. 3658 (pp 451-458) RIS download Bibtex download
  • Setzer A, Gaizauskas RJ & Hepple M (2005) The Role of Inference in the Temporal Annotation and Analysis of Text.. Lang. Resour. Evaluation, Vol. 39 (pp 243-265) RIS download Bibtex download
  • Gaizauskas RJ, Greenwood MA, Harkema H, Hepple M, Saggion H & Sanka A (2005) The University of Sheffield's TREC 2005 Q&A Experiments.. TREC, Vol. 500-266 RIS download Bibtex download
  • Wilks Y, Webb N, Setzer A, Hepple M & Catizone R (2004) Human Dialogue Modelling Using Annotated Corpora.. LREC RIS download Bibtex download
  • Harkema H, Gaizauskas RJ, Hepple M, Davis N, Guo Y, Roberts A & Roberts I (2004) A Large-Scale Resource for Storing and Recognizing Technical Terminology.. LREC RIS download Bibtex download
  • Hepple M, Ireson N, Allegrini P, Marchi S, Montemagni S, Maria J & Hidalgo G (2004) NLP-enhanced Content Filtering within the POESIA Project. Proceedings of the Fourth International Conference on Language Resources and Evaluation (LREC2004) RIS download Bibtex download
  • Gaizauskas RJ, Hepple M & Greenwood MA (2004) Information retrieval for question answering a SIGIR 2004 workshop.. SIGIR Forum, Vol. 38 (pp 41-44) RIS download Bibtex download
  • Gaizauskas RJ, Greenwood MA, Hepple M, Roberts I & Saggion H (2004) The University of Sheffield's TREC 2004 QA Experiments.. TREC, Vol. 500-261 RIS download Bibtex download
  • Wilks Y, Webb N, Setzer A, Hepple M & Catizone R (2004) Human dialogue modelling using machine learning. Recent Advances in Natural Language Processing III, Vol. 260 (pp 17-28) RIS download Bibtex download
  • Gaizauskas RJ, Greenwood MA, Hepple M, Roberts I, Saggion H & Sargaison M (2003) The University of Sheffield's TREC 2003 Q&A Experiments.. TREC, Vol. 500-255 (pp 782-790) RIS download Bibtex download
  • Hepple M (2000) Independence and commitment. Proceedings of the 38th Annual Meeting on Association for Computational Linguistics - ACL '00, 3 October 2000 - 6 October 2000. RIS download Bibtex download
  • Hepple M (2000) Independence and commitment: Assumptions for rapid training and execution of rule-based POS taggers. 38TH ANNUAL MEETING OF THE ASSOCIATION FOR COMPUTATIONAL LINGUISTICS, PROCEEDINGS OF THE CONFERENCE (pp 278-285) RIS download Bibtex download
  • Hepple M (1999) An Earley-style Predictive Chart Parsing Method for Lambek Grammars.. ACL (pp 465-472) RIS download Bibtex download
  • Humphreys K, Gaizauskas RJ, Hepple M & Sanderson M (1999) University of Sheffield TREC-8 Q&A System.. TREC, Vol. 500-246 View this article in WRRO RIS download Bibtex download
  • Krotov A, Hepple M, Gaizauskas RJ & Wilks Y (1999) Compacting the Penn Treebank Grammar. CoRR, Vol. cs.CL/9902001 RIS download Bibtex download
  • Hepple M (1998) Memoisation for glue language deduction and categorial parsing. Proceedings of the 17th international conference on Computational linguistics -, 10 August 1998 - 14 August 1998. RIS download Bibtex download
  • Hepple M (1998) Linear Categorial Deduction via First-order Compilation.. TAPD (pp 108-117) RIS download Bibtex download
  • Hepple M (1998) Memoisation for Glue Language Deduction and Categorial Parsing.. COLING-ACL (pp 538-544) RIS download Bibtex download
  • Krotov A, Hepple M, Gaizauskas RJ & Wilks Y (1998) Compacting the Penn Treebank Grammar.. COLING-ACL (pp 699-703) RIS download Bibtex download
  • Hepple M (1997) Maximal incrementality in linear categorial deduction. Proceedings of the eighth conference on European chapter of the Association for Computational Linguistics -, 7 July 1997 - 12 July 1997. RIS download Bibtex download
  • Hepple M (1997) Maximal incrementality in linear categorial deduction. 35TH ANNUAL MEETING OF THE ASSOCIATION FOR COMPUTATIONAL LINGUISTICS AND THE 8TH CONFERENCE OF THE EUROPEAN CHAPTER OF THE ASSOCIATION FOR COMPUTATIONAL LINGUISTICS, PROCEEDINGS OF THE CONFERENCE (pp 344-351) RIS download Bibtex download
  • Hepple M (1996) A Compilation-Chart Method for Linear Categorial Deduction.. COLING (pp 537-542) RIS download Bibtex download
  • Hepple M (1995) Hybrid Categorial Logics.. Log. J. IGPL, Vol. 3 (pp 343-355) RIS download Bibtex download
  • Hepple M (1995) Mixing modes of linguistic description in categorial grammar. SEVENTH CONFERENCE OF THE EUROPEAN CHAPTER OF THE ASSOCIATION FOR COMPUTATIONAL LINGUISTICS (pp 127-132) RIS download Bibtex download
  • Hepple M (1994) Discontinuity And The Lambek Calculus.. COLING (pp 1235-1239) RIS download Bibtex download
  • Hepple M (1992) Chart Parsing Lambek Grammars: Modal Extensions And Incrementality.. COLING (pp 134-140) RIS download Bibtex download
  • HEPPLE M (1991) EFFICIENT INCREMENTAL PROCESSING WITH CATEGORIAL GRAMMAR. 29TH ANNUAL MEETING OF THE ASSOCIATION FOR COMPUTATIONAL LINGUISTICS : PROCEEDINGS OF THE CONFERENCE (pp 79-86) RIS download Bibtex download
  • BARRY G, HEPPLE M, LESLIE N & MORRILL G (1991) PROOF FIGURES AND STRUCTURAL OPERATORS FOR CATEGORIAL GRAMMAR. FIFTH CONFERENCE OF THE EUROPEAN CHAPTER OF THE ASSOCIATION FOR COMPUTATIONAL LINGUISTICS (pp 198-203) RIS download Bibtex download
  • Hepple M (1990) Normal Form Theorem Proving for the Lambek Calculus.. COLING (pp 173-178) RIS download Bibtex download
  • HEPPLE M & MORRILL G (1989) PARSING AND DERIVATIONAL EQUIVALENCE. FOURTH CONFERENCE OF THE EUROPEAN CHAPTER OF THE ASSOCIATION FOR COMPUTATIONAL LINGUISTICS (pp 10-18) RIS download Bibtex download

Preprints

  • Ezeani I, Rayson P, Onyenwe I, Uchechukwu C & Hepple M (2020) Igbo-English Machine Translation: An Evaluation Benchmark, arXiv. RIS download Bibtex download
Grants
  • POESIA: Public Open-source Environment for a Safer Internet, EUROPEAN COMMISSION - FP6/FP7, 02/2002 to 02/2004, £89,129, as PI
  • CLEF: Clinical E-Science Framework, UNIVERSITY OF MANCHESTER, 10/2002 to 01/2006, £280,725, as Co-PI
  • CLEF-Services, UNIVERSITY OF MANCHESTER, 01/2005 to 06/2008, £401,021, as Co-PI
  • CA4NLP: Engineering Natural Language Interfaces: can CA help?, EPSRC, 04/2008 to 03/2009, £49,480, as PI
  • Reveal II, GOVERNMENT COMMUNICATIONS HEADQUARTERS, 10/2008 to 03/2010, £141,763, as PI
  • uComp: Embedded Human Computation for Knowledge Extraction and Evaluation, EPSRC, 11/2012 to 05/2016, £375,621, as Co-PI
  • SENSEI: Making Sense of Human - Human Conversation, EUROPEAN COMMISSION - FP6/FP7, 11/2013 to 10/2016, £459,034, as Co-PI
Professional activities and memberships

Member of the Natural Language Processing research group