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Timothy C. Bell
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Publications
- 2023
- [j34]Bhagya Munasinghe, Timothy C. Bell, Anthony V. Robins:
Computational Thinking and Notional Machines: The Missing Link. ACM Trans. Comput. Educ. 23(4): 44:1-44:27 (2023) - [c70]Henry Hickman, Tim Bell:
Towards Automated Assessment of High School Programming. FIE 2023: 1-9 - [c69]Henry Hickman, Paul McKeown, Tim Bell:
Beyond Question Shuffling: Randomization Techniques in Programming Assessment. FIE 2023: 1-9 - 2022
- [j33]Tim Bell, Tracy Henderson:
Providing a CS unplugged experience at a distance. Inroads 13(4): 26-31 (2022) - [c68]Violetta Lonati, Andrej Brodnik, Tim Bell, Andrew Paul Csizmadia, Liesbeth De Mol, Henry Hickman, Therese Keane, Claudio Mirolo, Mattia Monga:
What We Talk About When We Talk About Programs. ITiCSE-WGR 2022: 117-164 - [c67]Violetta Lonati, Andrej Brodnik, Tim Bell, Andrew Paul Csizmadia, Liesbeth De Mol, Henry Hickman, Therese Keane, Claudio Mirolo, Mattia Monga, Matti Tedre:
Characterizing the Nature of Programs for educational purposes. ITiCSE (2) 2022: 572-573 - 2021
- [c66]Bhagya Munasinghe, Tim Bell, Anthony V. Robins:
Teachers' understanding of technical terms in a Computational Thinking curriculum. ACE 2021: 106-114 - 2020
- [c62]Colleen M. Lewis, Tim Bell, Paulo Blikstein, Adam S. Carter, Katrina Falkner, Sally A. Fincher, Kathi Fisler, Mark Guzdial, Patricia Haden, Sepehr Hejazi Moghadam, Michael S. Horn, Christopher D. Hundhausen, Amy J. Ko, Thomas Lancaster, Michael C. Loui, Lauren E. Margulieux, Leo Porter, Anthony V. Robins, Jean J. Ryoo, Niral Shah, R. Benjamin Shapiro, Kerry Shephard, Beth Simon, Mike Tissenbaum, Ian Utting, Jan Vahrenhold, Aman Yadav:
The Cambridge Handbook of Computing Education Research Summarized in 75 minutes. SIGCSE 2020: 323-324 - 2018
- [j31]Tim Bell, Paul Tymann, Amiram Yehudai:
The Big Ideas in Computer Science for K-12 Curricula. Bull. EATCS 124 (2018) - [j29]Mary E. Webb, Tim Bell, Niki Davis, Yaacov J. Katz, Andrew E. Fluck, Maciej M. Syslo, Ivan Kalas, Margaret J. Cox, Charoula Angeli, Joyce Malyn-Smith, Torsten Brinda, Peter Micheuz, Andrej Brodnik:
Tensions in specifying computing curricula for K-12: Towards a principled approach for objectives. it Inf. Technol. 60(2): 59-68 (2018) - [c58]Tim Bell, Jan Vahrenhold:
CS Unplugged - How Is It Used, and Does It Work? Adventures Between Lower Bounds and Higher Altitudes 2018: 497-521 - [c55]Lori L. Pollock, James Atlas, Tim Bell, Tracy Henderson:
A Computer Science Study Abroad with Service Learning: Design and Reflections. SIGCSE 2018: 485-490 - 2017
- [j28]Mary Webb, Niki Davis, Tim Bell, Yaacov J. Katz, Nicholas Reynolds, Dianne P. Chambers, Maciej M. Syslo:
Computer science in K-12 school curricula of the 2lst century: Why, what and when? Educ. Inf. Technol. 22(2): 445-468 (2017) - [c54]Caitlin Duncan, Tim Bell, James Atlas:
What do the Teachers Think?: Introducing Computational Thinking in the Primary School Curriculum. ACE 2017: 65-74 - [c53]Mary Webb, Tim Bell, Niki Davis, Yaacov J. Katz, Nicholas Reynolds, Dianne P. Chambers, Maciej M. Syslo, Andrew E. Fluck, Margaret J. Cox, Charoula Angeli, Joyce Malyn-Smith, Joke Voogt, Jason Zagami, Peter Micheuz, Yousra Chtouki, Natasa Mori:
Computer Science in the School Curriculum: Issues and Challenges. WCCE 2017: 421-431 - 2016
- [c52]Tim Bell, Caitlin Duncan, James Atlas:
Teacher Feedback on Delivering Computational Thinking in Primary School. WiPSCE 2016: 100-101 - 2015
- [c50]David Thompson, Timothy C. Bell:
Virtually Unplugged: Rich Data Capture to Evaluate CS Pedagogy in 3D Virtual Worlds. LaTiCE 2015: 156-163 - [c49]Caitlin Duncan, Tim Bell:
A Pilot Computer Science and Programming Course for Primary School Students. WiPSCE 2015: 39-48 - 2014
- [j25]Tim Bell, Peter Andreae, Anthony V. Robins:
A Case Study of the Introduction of Computer Science in NZ Schools. ACM Trans. Comput. Educ. 14(2): 10:1-10:31 (2014) - [c48]Mohammed Algarni, Brent Martin, Tim Bell, Kourosh Neshatian:
Simple Arabic Stemmer. CIKM 2014: 1803-1806 - [c46]Caitlin Duncan, Tim Bell, Steve Tanimoto:
Should your 8-year-old learn coding? WiPSCE 2014: 60-69 - 2013
- [c45]David Thompson, Tim Bell, Peter Andreae, Anthony V. Robins:
The role of teachers in implementing curriculum changes. SIGCSE 2013: 245-250 - [c44]Tim Bell, Daniela Marghitu, Lynn Lambert, Paul Curzon:
Computer science unplugged, robotics, and outreach activities (abstract only). SIGCSE 2013: 758 - [c41]David Thompson, Tim Bell:
Adoption of new computer science high school standards by New Zealand teachers. WiPSCE 2013: 87-90 - 2012
- [c40]Tim Bell, Frances A. Rosamond, Nancy Casey:
Computer Science Unplugged and Related Projects in Math and Computer Science Popularization. The Multivariate Algorithmic Revolution and Beyond 2012: 398-456 - [c38]Tim Bell, Peter Andreae, Anthony V. Robins:
Computer science in NZ high schools: the first year of the new standards. SIGCSE 2012: 343-348 - [c37]Tim Bell, Daniela Marghitu, Lynn Lambert:
Computer science unplugged, robotics, and outreach activities (abstract only). SIGCSE 2012: 657 - [c36]Tim Bell, Lynn Lambert, Daniela Marghitu:
CS unplugged, outreach and CS kinesthetic activities (abstract only). SIGCSE 2012: 676 - [c35]Tim Bell, Heidi Newton, Peter Andreae, Anthony V. Robins:
The introduction of computer science to NZ high schools: an analysis of student work. WiPSCE 2012: 5-15 - 2011
- [c34]Tim Bell, Paul Curzon, Quintin I. Cutts, Valentina Dagiene, Bruria Haberman:
Overcoming Obstacles to CS Education by Using Non-programming Outreach Programmes. ISSEP 2011: 71-81 - [c33]Tim Bell, Paul Curzon, Quintin I. Cutts, Valentina Dagiene, Bruria Haberman:
Introducing students to computer science with programmes that don't emphasise programming. ITiCSE 2011: 391 - [c31]Tim Bell, Lynn Lambert:
Teaching computer science majors about teaching computer science. SIGCSE 2011: 541-546 - 2009
- [c28]Paul Curzon, Peter W. McOwan, Quintin I. Cutts, Tim Bell:
Enthusing & inspiring with reusable kinaesthetic activities. ITiCSE 2009: 94-98 - [c27]David Bainbridge, Timothy C. Bell:
An ajax-based digital music stand for greenstone. JCDL 2009: 463-464 - 2006
- [c23]Mohammad Obaid, Ramakrishnan Mukundan, Tim Bell:
Enhancement of Moment Based Painterly Rendering Using Connected Components. CGIV 2006: 378-383 - [c22]Carl Gutwin, Christopher Fedak, Mark Watson, Jeff Dyck, Tim Bell:
Improving network efficiency in real-time groupware with general message compression. CSCW 2006: 119-128 - [c21]David Bainbridge, Tim Bell:
Identifying music documents in a collection of images. ISMIR 2006: 47-52 - 2005
- [c20]Tim Bell, Annabel Church, John R. McPherson, David Bainbridge:
Page turning and Image Size in a Digital Music Stand. ICMC 2005 - [c19]Richard Lobb, Tim Bell, David Bainbridge:
Fast Capture of Sheet Music for an Agile Digital Music Library. ISMIR 2005: 145-152 - [c18]Tim Bell, David Blizzard, Richard D. Green, David Bainbridge:
Design of a Digital Music Stand. ISMIR 2005: 430-433 - 2003
- [j21]Tim Bell, Harold W. Thimbleby, Mike Fellows, Ian H. Witten, Neal Koblitz, Matthew Powell:
Explaining cryptographic systems. Comput. Educ. 40(3): 199-215 (2003) - [j20]David Bainbridge, Tim Bell:
A music notation construction engine for optical music recognition. Softw. Pract. Exp. 33(2): 173-200 (2003) - 2002
- [b3]Tim Bell, Ian H. Witten, Michael R. Fellows:
Computer Science Unplugged - an enrichment and extension programme for primary-aged children. csunplugged.org 2002, pp. I-IV, 1-105 - 2001
- [j19]Andy Cockburn, Timothy C. Bell, Bruce J. McKenzie:
Death to the Office of the Nineties: An HCI Perspective on Some Problems in Modern Office Information Systems. J. Res. Pract. Inf. Technol. 33(1): 68-82 (2001) - [j18]David Bainbridge, Tim Bell:
The Challenge of Optical Music Recognition. Comput. Humanit. 35(2): 95-121 (2001) - [j17]Bruce J. McKenzie, Timothy C. Bell:
Compression of sparse matrices by blocked rice coding. IEEE Trans. Inf. Theory 47(3): 1223-1230 (2001) - 1999
- [b2]Ian H. Witten, Alistair Moffat, Timothy C. Bell:
Managing Gigabytes: Compressing and Indexing Documents and Images, Second Edition. Morgan Kaufmann 1999, ISBN 1-55860-570-3 - 1998
- [c11]Andy Cockburn, Tim Bell:
Extending HCI in the computer science curriculum. ACSE 1998: 113-120 - [c10]Timothy C. Bell, Bruce J. McKenzie:
Compression of Sparse Matrices by Arithmetic Coding. Data Compression Conference 1998: 23-32 - 1995
- [j16]Timothy C. Bell, Alistair Moffat, Ian H. Witten, Justin Zobel:
The MG Retrieval System: Compressing for Space and Speed. Commun. ACM 38(4): 41-42 (1995) - [j15]Alistair Moffat, Justin Zobel, Ian H. Witten, Timothy C. Bell:
The role of compression in document databases. SIGWEB Newsl. 4(2): 20-21 (1995) - [c7]Ian H. Witten, Sally Jo Cunningham, Mahendra Vallabh, Timothy C. Bell:
A New Zealand Digital Library for Computer Science Research. DL 1995 - 1994
- [b1]Ian H. Witten, Alistair Moffat, Timothy C. Bell:
Managing Gigabytes: Compressing and Indexing Documents and Images. Van Nostrand Reinhold 1994, ISBN 0-442-01863-0 - [j14]Ian H. Witten, Timothy C. Bell, Alistair Moffat, Craig G. Nevill-Manning, Tony C. Smith, Harold W. Thimbleby:
Semantic and Generative Models for Lossy Text Compression. Comput. J. 37(2): 83-87 (1994) - [j13]Alistair Moffat, Neil Sharman, Ian H. Witten, Timothy C. Bell:
An Empirical Evaluation of Coding Methods for Multi-symbol Alphabets. Inf. Process. Manag. 30(6): 791-804 (1994) - [j12]Timothy C. Bell, Ian H. Witten:
The Relationship between Greedy Parsing and Symbolwise Text Compression. J. ACM 41(4): 708-724 (1994) - [j11]Ian H. Witten, Timothy C. Bell, Hugh Emberson, Stuart Inglis, Alistair Moffat:
Textual image compression: two-stage lossy/lossless encoding of textual images. Proc. IEEE 82(6): 878-888 (1994) - [c5]Ian H. Witten, Alistair Moffat, Timothy C. Bell:
Compression and Full-Text Indexing for Digital Libraries. DL 1994: 181-201 - 1993
- [j10]Timothy C. Bell, Alistair Moffat, Craig G. Nevill-Manning, Ian H. Witten, Justin Zobel:
Data Compression in Full-Text Retrieval Systems. J. Am. Soc. Inf. Sci. 44(9): 508-531 (1993) - [c4]Alistair Moffat, Neil Sharman, Ian H. Witten, Timothy C. Bell:
An Empirical Evaluation of Coding Techniques for Multi-Symbol Alphabets. Data Compression Conference 1993: 108-117 - [c3]Ian H. Witten, Timothy C. Bell:
Getting research students started: a tale of two courses. SIGCSE 1993: 165-169 - 1992
- [j8]Craig G. Nevill-Manning, Timothy C. Bell:
Compression of Parallel Texts. Inf. Process. Manag. 28(6): 781-794 (1992) - [c2]Ian H. Witten, Timothy C. Bell, M. E. Harrison, Mark L. James, Alistair Moffat:
Textual Image Compression. Data Compression Conference 1992: 42-51 - 1991
- [j7]Ian H. Witten, Timothy C. Bell, Craig G. Nevill:
Indexing and compressing full-text databases for CD-ROM. J. Inf. Sci. 17(5): 265-271 (1991) - [j6]Ian H. Witten, Timothy C. Bell:
The zero-frequency problem: Estimating the probabilities of novel events in adaptive text compression. IEEE Trans. Inf. Theory 37(4): 1085-1094 (1991) - [c1]Ian H. Witten, Timothy C. Bell, Craig G. Nevill-Manning:
Models for Compression in Full-Text Retrieval Systems. Data Compression Conference 1991: 23-32 - 1990
- [j5]Ian H. Witten, Timothy C. Bell:
Source Models for Natural Language Text. Int. J. Man Mach. Stud. 32(5): 545-579 (1990) - [j4]Bruce J. McKenzie, R. Harries, Timothy C. Bell:
Selecting a Hashing Algorithm. Softw. Pract. Exp. 20(2): 209-224 (1990) - 1989
- [j3]Timothy C. Bell, Alistair Moffat:
A Note on the DMC Data Compression Scheme. Comput. J. 32(1): 16-20 (1989) - [j2]Timothy C. Bell, Ian H. Witten, John G. Cleary:
Modeling for Text Compression. ACM Comput. Surv. 21(4): 557-591 (1989)
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