Mark J. Weal
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Publications by Mark J. Weal (bibliography)
» 2007 «
Weal, Mark J., Alani, Harith, Kim, Sanghee, Lewis, Paul H., Millard, David E., Sinclair, Patrick A. S., Roure, David C. De and Shadbolt, Nigel (2007): Ontologies as facilitators for repurposing web documents. In International Journal of Human-Computer Studies, 65 (6) pp. 537-562
This paper investigates the role of ontologies as a central part of an architecture to repurpose existing material from the web. A prototype system called ArtEquAKT is presented, which combines information extraction, knowledge management and consolidation techniques and adaptive document generation. All of these components are co-ordinated using one central ontology, providing a common vocabulary for describing the information fragments as they are processed. Each of the components of the architecture is described in detail and an evaluation of the system discussed. Conclusions are drawn as to the effectiveness of such an approach and further challenges are outlined.
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Bailey, Christopher, Hall, Wendy, Millard, David E. and Weal, Mark J. (2007): Adaptive hypermedia through contextualized open hypermedia structures. In ACM Transactions on Information Systems, 25 (4) p. 16
contextually-aware open hypermedia (OH) perspective. We believe that a wide range of AH techniques can be supported with a small number of OH structures, which can be combined together to create more complex effects, possibly simplifying the development of new AH systems. In this work we reexamine Brusilovsky's taxonomy of AH techniques from a structural OH perspective. We also show that it is possible to identify and model common structures across the taxonomy of adaptive techniques. An agent-based adaptive hypermedia system called HA3L is presented, which uses these OH structures to provide a straightforward implementation of a variety of adaptive hypermedia techniques. This enables us to reflect on the structural equivalence of many of the techniques, demonstrates the advantages of the OH approach, and can inform the design of future adaptive hypermedia systems.
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Weal, Mark J., Cruickshank, Don, Michaelides, Danius T., Howland, Katherine and Fitzpatrick, Geraldine (2007): Supporting Domain Experts in Creating Pervasive Experiences. In: PerCom 2007 - Fifth Annual IEEE International Conference on Pervasive Computing and Communications 19-23 March, 2007, White Plains, New York, USA. pp. 108-113. Available online
Weal, Mark J., Cruickshank, Don, Michaelides, Danius T., Millard, David E., Roure, David De, Howland, Katherine and Fitzpatrick, Geraldine (2007): A Card Based Metaphor for Organising Pervasive Educational Experiences. In: PerCom Workshops 2007 - Fifth Annual IEEE International Conference on Pervasive Computing and Communications 19-23 March, 2007, White Plains, New York, USA. pp. 165-170. Available online
» 2006 «
Weal, Mark J., Hornecker, Eva, Cruickshank, Don G., Michaelides, Danius T., Millard, David E., Halloran, John, Roure, David C. De and Fitzpatrick, Geraldine (2006): Requirements for in-situ authoring of location based experiences. In: Proceedings of 8th conference on Human-computer interaction with mobile devices and services 2006. pp. 121-128. Available online
In this paper we describe an investigation into the requirements for and the use of in-situ authoring in the creation of location based pervasive and UbiComp experiences. We will focus on the co-design process with users that resulted in a novel visitor experience to a historic country estate. This has informed the design of new, in-situ, authoring tools supplemented with tools for retrospective revisiting and reorganization of content. An initial trial of these new tools will be discussed and conclusions drawn as to the appropriateness of such tools. Further enhancements as part of future trials will also be described.
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Weal, Mark J., Hornecker, Eva, Cruickshank, Don, Michaelides, Danius T., Millard, David E., Halloran, John, Roure, David De and Fitzpatrick, Geraldine (2006): Requirements for in-situ authoring of location based experiences. In: Nieminen, Marko and Röykkee, Mika (eds.) Proceedings of the 8th Conference on Human-Computer Interaction with Mobile Devices and Services - Mobile HCI 2006 September 12-15, 2006, Helsinki, Finland. pp. 121-128. Available online
Hornecker, Eva, Halloran, John, Fitzpatrick, Geraldine, Weal, Mark J., Millard, David E., Michaelides, Danius T., Cruickshank, Don and Roure, David De (2006): UbiComp in opportunity spaces: challenges for participatory design. In: Jacucci, Gianni and Kensing, Finn (eds.) PDC 2006 - Proceedings of the Ninth Conference on Participatory Design August 1-5, 2006, Trento, Italy. pp. 47-56. Available online
Weal, Mark J., Cruickshank, Don, Michaelides, Danius T., Millard, David E., Roure, David De, Hornecker, Eva, Halloran, John and Fitzpatrick, Geraldine (2006): A Reusable, Extensible Infrastructure for Augmented Field Trips. In: PerCom 2006 - 4th IEEE Conference on Pervasive Computing and Communications Workshops 13-17 March, 2006, Pisa, Italy. pp. 201-205. Available online
» 2005 «
Millard, David E., Gibbins, Nicholas M., Michaelides, Danius T. and Weal, Mark J. (2005): Mind the semantic gap. In: Proceedings of the Sixteenth ACM Conference on Hypertext 2005. pp. 54-62. Available online
Hypertext can be seen as a logic representation, where semantics are encoded in both the textual nodes and the graph of links. Systems that have a very formal representation of these semantics are able to manipulate the hypertexts in a sophisticated way; for example by adapting them or sculpting them at run-time. However, hypertext systems which require the author to write in terms of structures with explicit semantics are difficult/costly to write in, and can be seen as too restrictive by certain authors because they do not allow the playful ambiguity often associated with literary hypertext. In this paper we present a vector-based model of the formality of semantics in hypertext systems, where the vectors represent the translation of semantics from author to system and from system to reader. We categorise a variety of existing systems and draw out some general conclusions about the profiles they share. We believe that our model will help hypertext system designers analyse how their own systems formalise semantics, and will warn them when they need to mind the Semantic Gap between authors and readers.
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Hooper, Clare J. and Weal, Mark J. (2005): StorySpinner: controlling narrative pace in hyperfiction. In: Proceedings of the Sixteenth ACM Conference on Hypertext 2005. pp. 232-234. Available online
This paper describes the StorySpinner system, a sculptural hypertext reader used as a test bed for experimenting with the authoring of narrative flow in automatically generated stories. An overview of the system is presented along with discussion and conclusions arising from initial user trials.
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Hooper, Clare J. and Weal, Mark J. (2005): The StorySpinner sculptural reader. In: Proceedings of the Sixteenth ACM Conference on Hypertext 2005. pp. 288-289. Available online
This demo is of a hypertext reading system called StorySpinner. It follows the sculptural hypertext methodology and has been used as a test bed for experimenting with the authoring of narrative flow in automatically generated stories. Readers are able to select and read one of two available stories. Reading a story involves selecting tarot cards which are mapped to chunks of story text based on possible interpretations of the cards and information concerning current story state.
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Rogers, Yvonne, Price, Sara, Randell, Cliff, Fraser, Danae Stanton, Weal, Mark J. and Fitzpatrick, Geraldine (2005): Ubi-learning integrates indoor and outdoor experiences. In Communications of the ACM, 48 (1) pp. 55-59
» 2004 «
Millard, David E., Roure, David C. De, Michaelides, Danius T., Thompson, Mark K. and Weal, Mark J. (2004): Navigational hypertext models for physical hypermedia environments. In: Proceedings of the Fifteenth ACM Conference on Hypertext 2004. pp. 110-111. Available online
In this paper we identify a common aim between ubiquitous computing and hypertext systems: the desire to present navigable, located and structured information. We propose that existing navigational hypertext models might be valuable as a formalisation of ubiquitous information and explore the challenges of applying standard hypertext operations, such as anchor resolution, display and link traversal, to links that have physical anchors.
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» 2003 «
Sinclair, Patrick A. S., Martinez, Kirk, Millard, David E. and Weal, Mark J. (2003): Augmented reality as an interface to adaptive hypermedia systems. In New Review of Hypermedia and Multimedia, 9 pp. 117-136
Adaptive Hypermedia has sought to tackle the problems of dealing with complex, heavily structured information and the presentation of views of that structure to users. Increasingly, adaptive content is achieved through different forms of context. Using two case-study applications, we will reflect on how Augmented Reality may present solutions to a number of Adaptive Hypermedia presentation problems. Each case study describes a different physical interaction metaphor for exposing the complex adaptation of hypermedia content in an intuitive way. The preliminary findings of our early evaluations are discussed. Finally, conclusions are drawn as to how Augmented Reality applications could use the modelling techniques of the Adaptive Hypermedia community to deal more easily with complex information.
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Weal, Mark J., Michaelides, Danius T., Thompson, Mark K. and Roure, David C. De (2003): Hypermedia in the ambient wood. In New Review of Hypermedia and Multimedia, 9 pp. 137-156
The Ambient Wood project, carried out as part of the Equator project, set out to provide an augmented learning experience for children in an outdoor environment. Using a variety of devices, the children gathered information about the woodland habitats performing basic scientific enquiry and hypothesis testing. In this paper, we describe the supporting information infrastructure used in the project, focusing on how hypermedia tools and techniques were used to structure and deliver the information to the children, helping to orchestrate the learning activities.
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Weal, Mark J., Michaelides, Danius T., Thompson, Mark K. and DeRoure, David C. (2003): The ambient wood journals: replaying the experience. In: Proceedings of the Fourteenth ACM Conference on Hypertext 2003. pp. 20-27. Available online
The Ambient Wood project aims to facilitate a learning experience using an adaptive infrastructure in an outdoor environment. This involves sensor technology, virtual world orchestration, and a wide range of devices ranging from hand-held computers to speakers hidden in trees. Whilst performing user trials of the Wood, the activities of children participating in the experiments were recorded in detailed log files. An aim of the project has been to replay these log files using adaptive hypermedia techniques to enable the children to further reflect on their experience back in the classroom environment.
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» 2002 «
Bernstein, Mark, Millard, David E. and Weal, Mark J. (2002): On writing sculptural Hypertext. In: Hypertext'02 - Proceedings of the Thirteenth ACM Conference on Hypertext and Hypermedia June 11-15, 2002, College Park, Maryland, USA. pp. 65-66. Available online
Sculptural hypertext is proposed as an alternative domain for hypertext writing, proceeding chiefly by the removal of links rather than by adding links to an initially unlinked text. Relatively little is known about authoring sculptural hypertexts. This paper examines some issues that arise in the course of composing sculptural hypertexts and proposes tools which might help support such designs.
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Roure, David C. De, Cruickshank, Don G., Michaelides, Danius T., Page, Kevin R. and Weal, Mark J. (2002): On hyperstructure and musical structure. In: Hypertext'02 - Proceedings of the Thirteenth ACM Conference on Hypertext and Hypermedia June 11-15, 2002, College Park, Maryland, USA. pp. 95-104. Available online
In this paper we report on an ongoing investigation into the relationship between musical structure and hyperstructure, based on a series of open hypermedia systems research projects that have featured case studies involving musical content. We provide a general overview of the intersection between hypermedia and musical structure, drawing also on ideas from narrative structure. Through the example systems we consider techniques for building hyperstructure from musical structure and, conversely, building musical structure from hyperstructure. Additionally we describe an experiment in the sonification of hyperstructure.
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Sinclair, Patrick, Martinez, Kirk, Millard, David E. and Weal, Mark J. (2002): Links in the palm of your hand: tangible hypermedia using augmented reality. In: Hypertext'02 - Proceedings of the Thirteenth ACM Conference on Hypertext and Hypermedia June 11-15, 2002, College Park, Maryland, USA. pp. 127-136. Available online
Contextualised Open Hypermedia can be used to provide added value to document collections or artefacts. However, transferring the underlying hyper structures into a users conceptual model is often a problem. Augmented reality provides a mechanism for presenting these structures in a visual and tangible manner, translating the abstract action of combining contextual linkbases into physical gestures of real familiarity to users of the system. This paper examines the use of augmented reality in hypermedia and explores some possible modes of interaction that embody the functionality of open hypermedia and contextual linking using commonplace and easily understandable real world metaphors.
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» 2001 «
Weal, Mark J., Millard, David E., Michaelides, Danius T. and Roure, David C. De (2001): Building narrative structures using context based linking. In: Hypertext'01 - Proceedings of the Twelfth ACM Conference on Hypertext and Hypermedia August 14-18, 2001, Aarhus, Denmark. pp. 37-38. Available online
This paper discusses initial progress in the construction of a hypertext short fiction engine using a context based link service. The link service, Auld Leaky, is based around the Fundamental Open Hypermedia Model (FOHM). Context and behaviour are used to provide adaption in the story as well as progressing the narrative.
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Weal, Mark J., Hughes, Gareth V., Millard, David E. and Moreau, Luc (2001): Open hypermedia as a navigational interface to ontological information spaces. In: Hypertext'01 - Proceedings of the Twelfth ACM Conference on Hypertext and Hypermedia August 14-18, 2001, Aarhus, Denmark. pp. 227-236. Available online
Ontologies provide a powerful tool for distributed agent-based information systems. However, in their raw form they can be difficult for users to interact with directly. Different query architectures use structured query languages as an interface but these still require the users to have an expert understanding of the underlying ontologies. By using an Open Hypermedia model as an interface to an ontological information space, users can interact with such a system using familiar browsing and navigation techniques, which are translated into queries over the underlying information. Coupled with dynamic document generation, this allows complicated queries to be made without the user having to interact directly with the ontologies. Our key contribution is a notion of hypermedia links between concepts and queries within an ontological information space. This approach is demonstrated with a Dynamic CV application built around the SoFAR agent framework and the Fundamental Open Hypermedia Model (FOHM). In addition to abstracting the interface, Open Hypermedia allows alternative linkbases to be used to represent different "query recipes", providing different views and navigational experiences to the user.
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» 2000 «
Tansley, Robert, Bird, Colin, Hall, Wendy, Lewis, Paul H. and Weal, Mark J. (2000): Automating the linking of content and concept. In: ACM Multimedia 2000 2000. pp. 445-447. Available online
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Mar 21st, 2010
Changes to this page (author)
24 Feb 2010: Enabled abstracts to be shown on Mark J. Weal's author page.24 Aug 2009: Author was edited 24 Aug 2009: Author was edited
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28 Apr 2003: Added the author to the bibliography