David C. De Roure
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"David De Roure"
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Publications by David C. De Roure (bibliography)
» 2007 «
Þah, Melike, Hall, Wendy, Gibbins, Nicholas M. and Roure, David C. De (2007): Semport: a personalized semantic portal. In: Proceedings of the Eighteenth ACM Conference on Hypertext and Hypermedia 2007. pp. 31-32. Available online
This paper presents an ontology-based semantic portal, SEMPort, which aims to support both content providers and the users of the portal during providing information, browsing and searching. The content is enriched with context-based semantic hyperlinks and personalized views. Distributed content editing/provision is supplied for the maintenance of the contents in real-time. As a case study, SEMPort is tested on the school's Course Modules Web Page (CMWP) and evaluated using this domain.
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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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» 2006 «
Halloran, John, Hornecker, Eva, Fitzpatrick, Geraldine, Weal, Mark, Millard, David E., Michaelides, Danius, Cruickshank, Don and Roure, David C. De (2006): Unfolding understandings: co-designing UbiComp In Situ, over time. In: Proceedings of DIS06: Designing Interactive Systems: Processes, Practices, Methods, & Techniques 2006. pp. 109-118. Available online
A key challenge in co-designing UbiComp is that users may have limited understanding or experience of these technologies. While the value of situated co-design activities for promoting understanding is known, the role of time is less well researched. Here we describe and reflect on a range of co-design activities carried out with the curators of an historic English manor house to create novel visitor tours. We show how an ensemble of situated co-design activities over time led to the unfolding of user understanding around issues of content, technology and user experience, in turn leading to a progressive re-imagining of practice. This points to the importance of time and variety of in-situ activities to help people engage as co-designers in creating novel UbiComp-enabled experiences.
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Halloran, John, Hornecker, Eva, Fitzpatrick, Geraldine, Weal, Mark, Millard, David E., Michaelides, Danius, Cruickshank, Don and Roure, David C. De (2006): The literacy fieldtrip: using UbiComp to support children's creative writing. In: Proceedings of ACM IDC06: Interaction Design and Children 2006. pp. 17-24. Available online
Fieldtrips, traditionally associated with science, history and geography teaching, have long been used to support children's learning by allowing them to engage with environments first-hand. Recently, ubiquitous computing (UbiComp) has been used to enhance fieldtrips in these educational areas by augmenting environments with a range of instruments, devices and sensors. However, the sorts of interaction design that UbiComp makes possible have the potential not just to enhance the value of educational techniques in known application areas, but also to expand the application of those techniques into new areas of curriculum. We report on a UbiComp-supported fieldtrip to support creative writing, associated with the learning of literacy skills. We discuss how the fieldtrip, designed and run in the grounds of a historic English country house with Year 5 UK schoolchildren, engendered interactions which changed both the processes and products of creative writing, with benefits for both teachers and children.
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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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» 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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Zhou, Jing, Hall, Wendy and Roure, David C. De (2004): When open hypermedia meets peer-to-peer computing. In: Proceedings of the Fifteenth ACM Conference on Hypertext 2004. pp. 266-267. Available online
We describe the extension to our previous work on a Web-based peer-to-peer open hypermedia system, the DDLS. We enrich the peer model by introducing query history, and propose the use of the naive estimator which utilises the local knowledge of peers to estimate future information needs they would encounter. Our simulation proves that this statistical technique helps re-organise the DDLS peer network to enhance the performance of resource discovery.
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Middleton, Stuart E., Shadbolt, Nigel and Roure, David C. De (2004): Ontological user profiling in recommender systems. In ACM Transactions on Information Systems, 22 (1) pp. 54-88
We explore a novel ontological approach to user profiling within recommender systems, working on the problem of recommending on-line academic research papers. Our two experimental systems, Quickstep and Foxtrot, create user profiles from unobtrusively monitored behaviour and relevance feedback, representing the profiles in terms of a research paper topic ontology. A novel profile visualization approach is taken to acquire profile feedback. Research papers are classified using ontological classes and collaborative recommendation algorithms used to recommend papers seen by similar people on their current topics of interest. Two small-scale experiments, with 24 subjects over 3 months, and a large-scale experiment, with 260 subjects over an academic year, are conducted to evaluate different aspects of our approach. Ontological inference is shown to improve user profiling, external ontological knowledge used to successfully bootstrap a recommender system and profile visualization employed to improve profiling accuracy. The overall performance of our ontological recommender systems are also presented and favourably compared to other systems in the literature.
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» 2003 «
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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» 2002 «
Wiil, Uffe Kock, Bouvin, Niels Olof, Larsen, Deena, Roure, David C. De and Thompson, Mark K. (2002): Peer-to-peer Hypertext. In: Hypertext'02 - Proceedings of the Thirteenth ACM Conference on Hypertext and Hypermedia June 11-15, 2002, College Park, Maryland, USA. pp. 69-71. Available online
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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» 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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Page, Kevin R., Cruickshank, Don G. and Roure, David C. De (2001): Its about time: link streams as continuous metadata. In: Hypertext'01 - Proceedings of the Twelfth ACM Conference on Hypertext and Hypermedia August 14-18, 2001, Aarhus, Denmark. pp. 93-102. Available online
As enabling technologies become available there is an increasing use of temporal media streams, such as audio and video, within a hypertext context. In this paper we present the rationale and requirements for delivering continuous metadata alongside the media stream, and focus on linking as our case study. We consider the mechanism for delivery of the metadata across a distributed system, the format and content of the metadata flow itself, and the presentation of the media and augmenting metadata to the user. Two initial proof of concept applications have been developed to demonstrate these concepts, which we describe. Finally we propose a framework for highly distributed delivery and processing of multicast continuous metadata, as a part of the infrastructure necessary to provide a more complete multimedia environment for hypermedia systems.
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Thompson, Mark K. and Roure, David C. De (2001): Hypermedia by coincidence. In: Hypertext'01 - Proceedings of the Twelfth ACM Conference on Hypertext and Hypermedia August 14-18, 2001, Aarhus, Denmark. pp. 129-130. Available online
We introduce an approach to linking hypermedia documents dynamically in a decentralised, peer-to-peer manner using resources that are available by coincidence, without explicit configuration. The particular approach presented utilises an open platform in combination with Distributed Link Service technology enabling dynamic hypertext generation.
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El-Beltagy, Samhaa R., Hall, Wendy, Roure, David C. De and Carr, Leslie (2001): Linking in context. In: Hypertext'01 - Proceedings of the Twelfth ACM Conference on Hypertext and Hypermedia August 14-18, 2001, Aarhus, Denmark. pp. 151-160. Available online
This paper explores the idea of dynamically adding multi-destination links to Web pages, based on the context of the pages and users, as a way of assisting Web users in their information finding and navigation activities. The work does not make any preconceived assumptions about the information needs of its users. Instead it presents a method for generating links by adapting to the information needs of a community of users and for utilizing these in assisting users within this community based on their individual needs. The implementation of this work is carried out within a multi-agent framework where concepts from open hypermedia are extended and exploited. In this paper, the entities involved in the process of generating and using `context links' as well as the techniques they employ to achieve their tasks, are described. The result of an experiment carried out to investigate the implications of linking in context on information finding, is also provided.
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» 2000 «
Roure, David C. De, Walker, Nigel G. and Carr, Leslie (2000): Investigating Link Service Infrastructures. In: Hypertext 00 - Proceedings of the Eleventh ACM Conference on Hypertext and Hypermedia May 30 - June 03, 2000, San Antonio, Texas, USA. pp. 67-76. Available online
» 1997 «
Goose, Stuart, Dale, Jonathan, Hall, Wendy and Roure, David C. De (1997): Microcosm TNG: A Distributed Architecture to Support Reflexive Hypermedia Applications. In: Bernstein, Mark, Carr, Leslie and Osterbye, Kasper (eds.) Hypertext 97 - Proceedings of the Eighth ACM Conference on Hypertext April 06-11, 1997, Southampton, UK. pp. 226-227. Available online
Microcosm: The Next Generation (TNG) is an open, distributed hypermedia system with a design that represents a significant departure from the Microcosm architecture [2]. This system embodies an alternative model to facilitate the dynamic construction of hierarchies of distributed hypermedia applications. This paper will present the "reflexive model" and provide an appreciation of the Microcosm TNG framework through which this model is realised.
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Mar 20th, 2010
Changes to this page (author)
14 Feb 2010: Enabled abstracts to be shown on David C. De Roure's author page.12 May 2008: Author was edited 12 May 2008: Author was edited
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28 Apr 2003: Added the author to the bibliography