Pen-Based Interfaces for Mathematics Ontario Research Centre for Computer Algebra Publications Oleg Golubitsky and Stephen M. Watt "Online Recognition of Multi-Stroke Symbols with Orthogonal Series", Proc. 10th International Conference on Document Analysis and Recognition, (ICDAR 2009), July 26-29 2009, Barcelona, Spain, IEEE Computer Society, to appear. Oleg Golubitsky and Stephen M. Watt "Confidence Measures in Recognizing Handwritten Mathematical Symbols", Proc. Conferences on Intelligent Computer Mathematics 2009: 16th Symposium on the Integration of Symbolic Computation and Mechanized Reasoning and 8th International Conference on Mathematical Knowledge Management, (MKM 2009), July 10-12 2009, Grand Bend, Canada, Springer Verlag LNCS 5625 (to appear). [PDF] Oleg Golubitsky and Stephen M. Watt "Improved Character Recognition through Subclassing and Runoff Elections", Ontario Research Center for Computer Algebra Tecnical Report TR-09-01. Oleg Golubitsky and Stephen M. Watt "Tie Breaking for Curve Multiclassifiers", Ontario Research Center for Computer Algebra Tecnical Report TR-09-02. Oleg Golubitsky and Stephen M. Watt "Online Computation of Similarity between Handwritten Characters", Proc. Document Recognition and Retrieval XVI, (DRR 2009), Jan 21-22 2009, San Jose, California USA, pp. C1-C10, Vol. 7247, SPIE and IS&T, ISBN 9780819474971, ISSN 0277-786X. [PDF] Elena Smirnova and Stephen M. Watt "Communicating Mathematics via Pen-Based Computer Interfaces", Proc. 10th International Symposium on Symbolic and Numeric Algorithms for Scientific Computing, (SYNASC 2008), Sept 26-29 2008, Timişoara Romania, IEEE Computer Society (invited), pp. 9-18. [PDF] Oleg Golubitsky and Stephen M. Watt "Online Stroke Modeling for Handwriting Recognition", Proc. 18th Annual International Conference on Computer Science and Software Engineering, (CASCON 2008), October 27-30 2008, Toronto, Canada, IBM Canada, ISSN 1705-7345, pp. 72-80. [PDF 276 K] Stephen M. Watt "An Empirical Measure on the Set of Symbols Occurring in Engineering Mathematics Texts", Proc. 8th IAPR International Workshop on Document Analysis Systems, (DAS 2008), Sept 17-19 2008, Nara, Japan, IEEE Computer Society, pp. 557-564. [PDF 275 K] Stephen M. Watt "Mathematical Document Classification via Symbol Frequency Analysis", Proc. Towards Digital Mathematics Library, (DML 08), July 27 2008, Birmingham, UK, IEEE Computer Society, pp. 29-40. [PDF] Birendra Keshari and Stephen M. Watt "Online Mathematical Symbol Recognition using SVMs with Features from Functional Approximation", Proc. Mathematical User-Interfaces Workshop 2008, (MathUI 08), July 27 2008, Birmingham, UK. [PDF] Elena Smirnova and Stephen M. Watt "Context-Sensitive Mathematical Character Recognition", Proc. IAPR International Conference on Frontiers in Handwriting Recognition, (ICFHR 2008), August 19-21 2008, Montreal, Canada, CENPARMI Concordia University, ISBN 1-895193-03-6, pp. 604-610. [PDF] Birendra Keshari, Sriganesh Madhvanath, Manoj Prasad A, Muthuselvam Selvaraj and Stephen M. Watt "Sharing Digital Ink in Heterogeneous Collaborative Environments", Proc. IAPR International Conference on Frontiers in Handwriting Recognition, (ICFHR 2008), August 19-21 2008, Montreal, Canada, CENPARMI Concordia University, ISBN 1-895193-03-6, pp. 580-585. [PDF] Stephen M. Watt "Analyzing Mathematical Corpora to Improve Mathematical Handwriting Recognition", Proc. 4th European Workshop on Mathematical and Scientific e-Contents, September 11-13 2008, Trondheim, Norway (refereed abstract). [PDF] Oleg Golubitsky and Stephen M. Watt "Toward Real-Time Recognition of Handwritten Mathematical Symbols", Proc. Artificial Intelligence and Symbolic Computation, (AISC 2008), July 31-August 2 2008, Birmingham, UK (refereed abstract). [PDF] Stephen M. Watt "Compact Methods for Modelling Handwritten Mathematical Symbols", Proc. Applications of Computer Algebra, (ACA 2008), July 27-30 2008, Linz, Austria (refereed abstract). [PDF] Bruce W. Char and Stephen M. Watt "Representing and Characterizing Handwritten Mathematical Symbols Through Succinct Functional Approximation", Proc. International Conference on Document Analysis and Recognition, (ICDAR), September 23-26 2007, Curitiba, Brazil, IEEE Computer Society, pp. 1198-1202. [PDF] Birendra Keshari and Stephen M. Watt "Hybrid Mathematical Symbol Recognition Using Support Vector Machines", Proc. International Conference on Document Analysis and Recognition, (ICDAR), September 23-26 2007, Curitiba, Brazil, IEEE Computer Society, pp. 859-863. [PDF] Stephen M. Watt "New Aspects of InkML for Pen-Based Computing", Proc. International Conference on Document Analysis and Recognition, (ICDAR), September 23-26 2007, Curitiba, Brazil, IEEE Computer Society, pp. 457-460. [PDF] Elena Smirnova and Stephen M. Watt "Aspects of Mathematical Expression Analysis in Arabic Handwriting", Proc. International Conference on Document Analysis and Recognition, (ICDAR), September 23-26 2007, Curitiba, Brazil, IEEE Computer Society, pp. 1183-1187. [PDF] Birendra Keshari and Stephen M. Watt "Streaming-Archival InkML Conversion", Proc. International Conference on Document Analysis and Recognition, (ICDAR), September 23-26 2007, Curitiba, Brazil, IEEE Computer Society, pp. 1253-1257. [PDF] Elena Smirnova and Stephen M. Watt "A Cross-Application Architecture for Pen-Based Mathematical Interfaces", Electronic Proc. Mathematical User Interfaces, (MathUI), June 27 2007, Hagenberg, Austria, http://www.activemath.org/workshops/MathUI/07/proceedings/Smirnova-Watt-MathInk-MathUI07.pdf (5 pages). [PDF] Stephen M. Watt "Improving Pen-Based Mathematical Interfaces", Proc. 8th International Symposium on Symbolic and Numeric Algorithms for Scientific Computing, (SYNASC 2006), Sept 26-29 2006, Timişoara Romania, IEEE Computer Society, (refereed abstract). [PDF] E. Smirnova and S.M. Watt "Combining Prediction and Recognition to Improve On-Line mathematical Character Recognition", Ontario Research Centre for Computer Algebra (ORCCA), University of Western Ontario, Research Report TR-06-06 (14 pages), 2006. [PDF] E. Smirnova and S.M. Watt "A Pen-Based Mathematical Environment: Mathink", Ontario Research Centre for Computer Algebra (ORCCA), University of Western Ontario, Research Report TR-06-05 (16 pages), 2006. [PDF] E. Smirnova and S.M. Watt "Survey on Methods for Mathematical Expression Analysis in Arabic handwriting", Ontario Research Centre for Computer Algebra (ORCCA), University of Western Ontario, Research Report TR-06-04 (6 pages), 2006. [PDF] Clare M. So and Stephen M. Watt "Determining Empirical Characteristics of Mathematical Expression Use", Mathematical Knowledge Management, (MKM 2005), July 15-17 2005, Bremen Germany, Springer Verlag. Preprint. [PDF 898 K] Elena Smirnova, Clare So, Stephen Watt, Xiaofang Xie Components for Pen-Based Mathematical Interfaces, ACA 2005 Special Session on Pen-Based Mathematical Computing July 31-August 3, Nara, Japan. Abstract. [PDF, 29K] . Stephen M. Watt and Xiaofang Xie "Recognition for Large Sets of Handwritten Mathematical Symbols", IEEE International Conference on Document Analysis and Recognition, (ICDAR 2005), 29 Aug-1 Sep 2005, Seoul Korea. Preprint [PDF 29K]. Xiaofang Xie and Stephen M. Watt "Handwritten Mathematical Symbol Recognition for Computer Algebra Applications", 2005 East Coast Computer Algebra Day, (ECCAD 2005), March 12 2005, Ashland OH, USA (refereed poster). S. Watt and Xiaofang Xie "An Experimental Handwritten Mathematical Symbol Recognition System", 11th Annual East Coast Computer Algebra Day , (ECCAD 2004), May 8 2004, Waterloo, Canada (refereed poster). Elena Smirnova and Stephen Watt "A Context for Pen-Based Mathematical Computing", pp. 409-422, Proc. Maple Conference 2005 , July 17-21 2005, Waterloo Canada, Maplesoft. [PDF 905 K]. Stephen M. Watt and Xiaofang Xie "Prototype Pruning by Feature Extraction for Handwritten Mathematical Symbol Recognition", pp. 423 - 437, Proc. Maple Conference 2005 , July 17-21 2005, Waterloo Canada, Maplesoft. [PDF 487 K] Kevin Durdle "Supporting Mathematical Handwriting Recognition through an Extended Digital Ink Framework", MSc thesis 2004, [PDF 1007K]. Xiaojie Wu "Achieving Interoperability of Pen Computing among Heterogeneous Devices and Digital Ink Formats", MSc thesis 2004, [PDF 525K]. Clare M. So "Organizing the Structure of Mathematical Expressions", BSc thesis 2003, [PDF 165K]. Bo Wan and Stephen Watt "An Interactive Mathematical Handwriting Recognizer for the Pocket PC", International Conference on MathML and Technologies for Math on the Web, 2002. Bo Wan "Interactive Mathematical Handwriting Analysis for the Pocket PC", MSc thesis 2002. Arthur Louie "Mathematical Handwriting Analysis for the Crosspad Device", BSc thesis 2000. back to main page