Helen C. Purchase

According to our database, Helen C. Purchase authored at least 96 papers between 1995 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2024

Trends in Practical Student Peer-review.

Helen C. Purchase, John Hamer

CoRR, 2024

2023

Guest Editors' Foreword.

Ignaz Rutter, Helen C. Purchase

J. Graph Algorithms Appl., 2023

Extending adjacency matrices to 3D with triangles.

Rusheng Pan, Helen C. Purchase, Tim Dwyer, Wei Chen

CoRR, 2023

Visualizing Uncertainty in Sets.

Christian Tominski, Michael Behrisch, Susanne Bleisch, Sara Irina Fabrikant, Eva Mayr, Silvia Miksch, Helen C. Purchase

IEEE Computer Graphics and Applications, 2023

On the Perception of Small Sub-graphs.

Jacob Miller, Mohammad Ghoniem, Hsiang-Yun Wu, Helen C. Purchase

Proceedings of the Graph Drawing and Network Visualization - 31st International Symposium, 2023

2022

Mix-and-Match MCQs: Four for the Price of One.

Helen C. Purchase, Alice A. Miller

Proceedings of the ITiCSE 2022: Innovation and Technology in Computer Science Education, Dublin, Ireland, July 8, 2022

2021

Breakout Group Allocation Schedules and the Social Golfer Problem with Adjacent Group Sizes.

Alice Miller, Matthew Barr, William Kavanagh, Ivaylo Valkov, Helen C. Purchase

Symmetry, 2021

Proceedings of the 29th International Symposium on Graph Drawing and Network Visualization (GD 2021).

Helen C. Purchase, Ignaz Rutter

CoRR, 2021

The State of the Art in Empirical User Evaluation of Graph Visualizations.

Michael Burch, Weidong Huang, Mathew Wakefield, Helen C. Purchase, Daniel Weiskopf, Jie Hua

IEEE Access, 2021

2020

Experimental Pitfalls.

Helen C. Purchase

Proceedings of the 15th International Joint Conference on Computer Vision, 2020

The Turing Test for Graph Drawing Algorithms.

Helen C. Purchase, Daniel Archambault, Stephen G. Kobourov, Martin Nöllenburg, Sergey Pupyrev, Hsiang-Yun Wu

Proceedings of the Graph Drawing and Network Visualization - 28th International Symposium, 2020

Visual Causality: Investigating Graph Layouts for Understanding Causal Processes.

Dong-Bach Vo, Kristina Lazarova, Helen C. Purchase, Mark McCann

Proceedings of the Diagrammatic Representation and Inference, 2020

Proximity, Communities, and Attributes in Social Network Visualisation.

Helen C. Purchase, Nathan Stirling, Daniel Archambault

Proceedings of the IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining, 2020

2019

An Audit Tool for Assessing the Visuocognitive Design of Infographics.

Jonathan Gay, Victoria Simms, Raymond R. Bond, Dewar D. Finlay, Helen C. Purchase

Proceedings of the 31st European Conference on Cognitive Ergonomics, 2019

2018

Exploring the limits of complexity: A survey of empirical studies on graph visualisation.

Vahan Yoghourdjian, Daniel Archambault, Stephan Diehl, Tim Dwyer, Karsten Klein, Helen C. Purchase, Hsiang-Yun Wu

Vis. Informatics, 2018

The Perception of Graph Properties in Graph Layouts.

Utkarsh Soni, Yafeng Lu, Brett Hansen, Helen C. Purchase, Stephen G. Kobourov, Ross Maciejewski

Comput. Graph. Forum, 2018

Perception of Symmetries in Drawings of Graphs.

Felice De Luca, Stephen G. Kobourov, Helen C. Purchase

Proceedings of the Graph Drawing and Network Visualization - 26th International Symposium, 2018

A Classification of Infographics.

Helen C. Purchase, Katherine Isaacs, Thomas Bueti, Ben Hastings, Aadam Kassam, Allen Kim, Steffan van Hoesen

Proceedings of the Diagrammatic Representation and Inference, 2018

REMatch: Research Expert Matching System.

Md. Iqbal Hossain, Stephen G. Kobourov, Helen C. Purchase, Mihai Surdeanu

Proceedings of the 2018 International Symposium on Big Data Visual and Immersive Analytics, 2018

GRAM: global research activity map.

Randy Burd, Kimberly Andrews Espy, Md. Iqbal Hossain, Stephen G. Kobourov, Nirav C. Merchant, Helen C. Purchase

Proceedings of the 2018 International Conference on Advanced Visual Interfaces, 2018

2016

On the effective visualisation of dynamic attribute cascades.

Daniel Archambault, Helen C. Purchase

Inf. Vis., 2016

Can animation support the visualisation of dynamic graphs?

Daniel Archambault, Helen C. Purchase

Inf. Sci., 2016

2015

Crowdsourcing and Human-Centred Experiments (Dagstuhl Seminar 15481).

Daniel Archambault, Tobias Hoßfeld, Helen C. Purchase

Dagstuhl Reports, 2015

Edge Visual Encodings in Matrix-Based Diagrams.

Joris Sansen, Romain Bourqui, Bruno Pinaud, Helen C. Purchase

Proceedings of the 19th International Conference on Information Visualisation, 2015

Evaluation in the Crowd: An Introduction.

Daniel Archambault, Helen C. Purchase, Tobias Hoßfeld

Proceedings of the Evaluation in the Crowd. Crowdsourcing and Human-Centered Experiments, 2015

2014

Twelve years of diagrams research.

Helen C. Purchase

J. Vis. Lang. Comput., 2014

A healthy critical attitude: Revisiting the results of a graph drawing study.

Helen C. Purchase

J. Graph Algorithms Appl., 2014

On the Application of Experimental Results in Dynamic Graph Drawing.

Daniel Archambault, Helen C. Purchase

Proceedings of the Joint Proceedings of the Fourth International Workshop on Euler Diagrams and the First International Workshop on Graph Visualization in Practice co-located with Diagrams 2014, 2014

2013

The "Map" in the mental map: Experimental results in dynamic graph drawing.

Daniel Archambault, Helen C. Purchase

Int. J. Hum. Comput. Stud., 2013

Information Visualization - Towards Multivariate Network Visualization (Dagstuhl Seminar 13201).

Andreas Kerren, Helen C. Purchase, Matthew O. Ward

Dagstuhl Reports, 2013

Sketched Graph Drawing: A Lesson in Empirical Studies.

Helen C. Purchase

Proceedings of the Graph Drawing - 21st International Symposium, 2013

Tasks for Multivariate Network Analysis.

Johannes Pretorius, Helen C. Purchase, John T. Stasko

Proceedings of the Multivariate Network Visualization, 2013

Introduction to Multivariate Network Visualization.

Andreas Kerren, Helen C. Purchase, Matthew O. Ward

Proceedings of the Multivariate Network Visualization, 2013

2012

Wellformedness Properties in Euler Diagrams: Which Should Be Used?

Peter Rodgers, Leishi Zhang, Helen C. Purchase

IEEE Trans. Vis. Comput. Graph., 2012

Graph Drawing Aesthetics - Created by Users, Not Algorithms.

Helen C. Purchase, Christopher Pilcher, Beryl Plimmer

IEEE Trans. Vis. Comput. Graph., 2012

Memorability of Visual Features in Network Diagrams.

Kim Marriott, Helen C. Purchase, Michael Wybrow, Cagatay Goncu

IEEE Trans. Vis. Comput. Graph., 2012

Contributing student pedagogy.

John Hamer, Judithe Sheard, Helen C. Purchase, Andrew Luxton-Reilly

Comput. Sci. Educ., 2012

On the Usability of Lombardi Graph Drawings.

Helen C. Purchase, John Hamer, Martin Nöllenburg, Stephen G. Kobourov

Proceedings of the Graph Drawing - 20th International Symposium, 2012

Mental Map Preservation Helps User Orientation in Dynamic Graphs.

Daniel Archambault, Helen C. Purchase

Proceedings of the Graph Drawing - 20th International Symposium, 2012

An Exploration of Visual Complexity.

Helen C. Purchase, Euan Freeman, John Hamer

Proceedings of the Diagrammatic Representation and Inference, 2012

The mental map and memorability in dynamic graphs.

Daniel Archambault, Helen C. Purchase

Proceedings of the 2012 IEEE Pacific Visualization Symposium, 2012

Experimental Human-Computer Interaction - A Practical Guide with Visual Examples.

Helen C. Purchase

Cambridge University Press, ISBN: 978-0-521-27954-3, 2012

2011

Animation, Small Multiples, and the Effect of Mental Map Preservation in Dynamic Graphs.

Daniel Archambault, Helen C. Purchase, Bruno Pinaud

IEEE Trans. Vis. Comput. Graph., 2011

On the role of design in information visualization.

Andrew Vande Moere, Helen C. Purchase

Inf. Vis., 2011

Tools for "contributing student learning".

John Hamer, Andrew Luxton-Reilly, Helen C. Purchase, Judithe Sheard

Inroads, 2011

Investigating Objective Measures of Web Page Aesthetics and Usability.

Helen C. Purchase, John Hamer, Adrian Jamieson, Oran Ryan

Proceedings of the Twelfth Australasian User Interface Conference, 2011

Domain specific vs Generic Network Visualization: an Evaluation with Metabolic Networks.

Romain Bourqui, Helen C. Purchase, Fabien Jourdan

Proceedings of the Twelfth Australasian User Interface Conference, 2011

2010

The Readability of Path-Preserving Clusterings of Graphs.

Daniel Archambault, Helen C. Purchase, Bruno Pinaud

Comput. Graph. Forum, 2010

SketchNode: intelligent sketching support and formal diagramming.

Beryl Plimmer, Helen C. Purchase, Hong Yul Yang

Proceedings of the 22nd Australasian Computer-Human Interaction Conference, 2010

The effect of aesthetically pleasing composition on visual search performance.

Carolyn Salimun, Helen C. Purchase, David R. Simmons, Stephen A. Brewster

Proceedings of the 6th Nordic Conference on Human-Computer Interaction 2010, 2010

Self-predicted and actual performance in an introductory programming course.

Paul Denny, Andrew Luxton-Reilly, John Hamer, Dana B. Dahlstrom, Helen C. Purchase

Proceedings of the 15th Annual SIGCSE Conference on Innovation and Technology in Computer Science Education, 2010

Difference Map Readability for Dynamic Graphs.

Daniel Archambault, Helen C. Purchase, Bruno Pinaud

Proceedings of the Graph Drawing - 18th International Symposium, 2010

Preference ranking of screen layout principles.

Carolyn Salimun, Helen C. Purchase, David R. Simmons, Stephen A. Brewster

Proceedings of the 2010 British Computer Society Conference on Human-Computer Interaction, 2010

Graph Drawing Aesthetics in User-Sketched Graph Layouts.

Helen C. Purchase, Beryl Plimmer, Rosemary Baker, Christopher Pilcher

Proceedings of the User Interfaces 2010, 2010

2009

Computing science: what do pupils think?

Alison Mitchell, Helen C. Purchase, John Hamer

Proceedings of the 14th Annual SIGCSE Conference on Innovation and Technology in Computer Science Education, 2009

Coverage of course topics in a student generated MCQ repository.

Paul Denny, Andrew Luxton-Reilly, John Hamer, Helen C. Purchase

Proceedings of the 14th Annual SIGCSE Conference on Innovation and Technology in Computer Science Education, 2009

Quality of peer assessment in CS1.

John Hamer, Helen C. Purchase, Paul Denny, Andrew Luxton-Reilly

Proceedings of the Fifth International Workshop on Computing Education Research, 2009

2008

Theoretical Foundations of Information Visualization.

Helen C. Purchase, Natalia V. Andrienko, T. J. Jankun-Kelly, Matthew O. Ward

Proceedings of the Information Visualization - Human-Centered Issues and Perspectives, 2008

Contributing student pedagogy.

John Hamer, Quintin I. Cutts, Jana Jacková, Andrew Luxton-Reilly, Robert McCartney, Helen C. Purchase, Charles Riedesel, Mara Saeli, Kate Sanders, Judithe Sheard

ACM SIGCSE Bull., 2008

PeerWise.

Paul Denny, John Hamer, Andrew Luxton-Reilly, Helen C. Purchase

Proceedings of the 8th International Conference on Computing Education Research, 2008

PeerWise: students sharing their multiple choice questions.

Paul Denny, John Hamer, Andrew Luxton-Reilly, Helen C. Purchase

Proceedings of the International Computing Education Research Workshop, 2008

Extremes Are Better: Investigating Mental Map Preservation in Dynamic Graphs.

Helen C. Purchase, Amanjit Samra

Proceedings of the Diagrammatic Representation and Inference, 5th International Conference, 2008

The 'Mental Map' versus 'Static Aesthetic' Compromise in Dynamic Graphs : A User Study.

Peter Saffrey, Helen C. Purchase

Proceedings of the User Interfaces 2008, Ninth Australasian User Interface Conference, 2008

2007

Applying layout algorithms to hand-drawn graphs.

Peter Reid, Fred Hallett-Hook, Beryl Plimmer, Helen C. Purchase

Proceedings of the 2007 Australasian Computer-Human Interaction Conference, 2007

2006

Research methods in computing: what are they, and how should we teach them?

Hilary J. Holz, Anne Gates Applin, Bruria Haberman, Donald Joyce, Helen C. Purchase, Catherine Reed

ACM SIGCSE Bull., 2006

Multidimensional tactons for non-visual information presentation in mobile devices.

Lorna M. Brown, Stephen A. Brewster, Helen C. Purchase

Proceedings of the 8th Conference on Human-Computer Interaction with Mobile Devices and Services, 2006

How Important Is the "Mental Map"? - An Empirical Investigation of a Dynamic Graph Layout Algorithm.

Helen C. Purchase, Eve E. Hoggan, Carsten Görg

Proceedings of the Graph Drawing, 14th International Symposium, 2006

Tactile crescendos and sforzandos: applying musical techniques to tactile icon design.

Lorna M. Brown, Stephen A. Brewster, Helen C. Purchase

Proceedings of the Extended Abstracts Proceedings of the 2006 Conference on Human Factors in Computing Systems, 2006

2005

A First Investigation into the Effectiveness of Tactons.

Lorna M. Brown, Stephen A. Brewster, Helen C. Purchase

Proceedings of the First Joint Eurohaptics Conference and Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2005

2004

Comprehension of diagram syntax: an empirical study of entity relationship notations.

Helen C. Purchase, Ray Welland, Matthew McGill, Linda Colpoys

Int. J. Hum. Comput. Stud., 2004

Gauging Students' Understanding Through Interactive Lectures.

Helen C. Purchase, Christopher Mitchell, Iadh Ounis

Proceedings of the Key Technologies for Data Management, 2004

2003

Using developmental theories to inform the design of technology for children.

Peta Wyeth, Helen C. Purchase

Proceedings of the Interaction Design and Children, 2003

2002

Metrics for Graph Drawing Aesthetics.

Helen C. Purchase

J. Vis. Lang. Comput., 2002

Graph Layout Aesthetics in UML Diagrams: User Preferences.

Helen C. Purchase, Jo-Anne Allder, David A. Carrington

J. Graph Algorithms Appl., 2002

Cognitive measurements of graph aesthetics.

Colin Ware, Helen C. Purchase, Linda Colpoys, Matthew McGill

Inf. Vis., 2002

An empirical study of on-line help design: features and principles.

Helen C. Purchase, Joshua Worrill

Int. J. Hum. Comput. Stud., 2002

Empirical Evaluation of Aesthetics-based Graph Layout.

Helen C. Purchase, David A. Carrington, Jo-Anne Allder

Empir. Softw. Eng., 2002

UML Collaboration Diagram Syntax: An Empirical Study of Comprehension.

Helen C. Purchase, Linda Colpoys, Matthew McGill, David A. Carrington

Proceedings of the 1st International Workshop on Visualizing Software for Understanding and Analysis, 2002

Tangible programming elements for young children.

Peta Wyeth, Helen C. Purchase

Proceedings of the Extended abstracts of the 2002 Conference on Human Factors in Computing Systems, 2002

2001

A Usability Case Study of Grammar Formalisms for Free Word Order Natural Language Processing.

Mark Pedersen, Helen C. Purchase

Proceedings of the Sixth Natural Language Processing Pacific Rim Symposium, 2001

A Case Study of Free Word Order Grammar Development in DG, TAG and LFG.

Mark Pedersen, Helen C. Purchase

Proceedings of the Sixth Natural Language Processing Pacific Rim Symposium, 2001

Graph Drawing Aesthetics and the Comprehension of UML Class Diagrams: An Empirical Study.

Helen C. Purchase, Matthew McGill, Linda Colpoys, David A. Carrington

Proceedings of the Australasian Symposium on Information Visualisation, 2001

UML Class Diagram Syntax: An Empirical Study of Comprehension.

Helen C. Purchase, Linda Colpoys, Matthew McGill, David A. Carrington, Carol Britton

Proceedings of the Australasian Symposium on Information Visualisation, 2001

2000

Effective information visualisation: a study of graph drawing aesthetics and algorithms.

Helen C. Purchase

Interact. Comput., 2000

User Preference of Graph Layout Aesthetics: A UML Study.

Helen C. Purchase, Jo-Anne Allder, David A. Carrington

Proceedings of the Graph Drawing, 8th International Symposium, 2000

Experimenting with Aesthetics-Based Graph Layout.

Helen C. Purchase, David A. Carrington, Jo-Anne Allder

Proceedings of the Theory and Application of Diagrams, First International Conference, 2000

Programming without a Computer: A New Interface for Children under Eight.

Peta Wyeth, Helen C. Purchase

Proceedings of the 1st Australasian User Interface Conference (AUIC 2000), 31 January, 2000

Peer Assessment: Encouraging Reflection on Interface Design.

Helen C. Purchase

Proceedings of the 23rd Australasian Computer Science Conference (ACSC 2000), 31 January, 2000

1998

Performance of Layout Algorithms: Comprehension, not Computation.

Helen C. Purchase

J. Vis. Lang. Comput., 1998

1997

An Experimental Study of the Basis for Graph Drawing Algorithms.

Helen C. Purchase, Robert F. Cohen, Murray I. James

ACM J. Exp. Algorithmics, 1997

Multimedia Communication and Technology: A Semiotic Perspective.

Helen C. Purchase

Proceedings of the Design of Computing Systems: Social and Ergonomic Considerations, 1997

Which Aesthetic has the Greatest Effect on Human Understanding?

Helen C. Purchase

Proceedings of the Graph Drawing, 5th International Symposium, 1997

Fostering interest in information technology: running a vacation school for pre-University students.

Helen C. Purchase, Andrew Hussey, Wayne Brookes, David Leadbetter

Proceedings of the ACM SIGCSE 2nd Australasian Conference on Computer Science Education, 1997

Learning object-oriented programming in six hours: an experience with school students.

Andrew Hussey, David Leadbetter, Helen C. Purchase

Proceedings of the ACM SIGCSE 2nd Australasian Conference on Computer Science Education, 1997

1996

Setting up a tutor training programme in computer science.

Paul Bakker, Andrew Goodchild, Paul A. Strooper, David A. Carrington, Ian MacColl, Peter Creasy, Helen C. Purchase

Proceedings of the ACM SIGCSE 1st Australasian Conference on Computer Science Education, 1996

1995

Validating Graph Drawing Aesthetics.

Helen C. Purchase, Robert F. Cohen, Murray I. James

Proceedings of the Graph Drawing, Symposium on Graph Drawing, 1995