Yr Athro David Walker

2019

• Walker, D. W. et al. 2019. Accelerating magnetic induction tomography-based imaging through heterogeneous parallel computing. Concurrency and Computation: Practice and Experience 31 (17) e5265. (10.1002/cpe.5265)
• Al-Kharusi, I. and Walker, D. W. 2019. Locality properties of 3D data orderings with application to parallel molecular dynamics simulations. International Journal of High Performance Computing Applications 33 (5), pp.998-1018. (10.1177/1094342019846282)
• Gustavson, F. G. and Walker, D. W. 2019. Algorithms for in-place matrix transposition. Concurrency and Computation: Practice and Experience 31 (13) e5071. (10.1002/cpe.5071)

2018

• Walker, D. W. 2018. Morton ordering of 2D arrays for efficient access to hierarchical memory. International Journal of High Performance Computing Applications 32 (1), pp.189-203. (10.1177/1094342017725568)

2014

• Gustavson, F. G. and Walker, D. W. 2014. Algorithms for in-place matrix transposition. In: Wyrzykowski, R. et al., Parallel Processing and Applied Mathematics. Vol. 8385, Lecture Notes in Computer Science Springer Berlin Heidelberg. , pp.105-117. (10.1007/978-3-642-55195-6_10)

2012

• Al-Saidi, A. , Walker, D. W. and Rana, O. F. 2012. On-demand transmission model for remote visualization using image-based rendering. Concurrency and Computation: Practice and Experience 24 (18), pp.2328-2345. (10.1002/cpe.2820)

2011

• Walker, C. Y. , Lu, D. and Walker, D. 2011. Automatic portal generation based on workflow description. Parallel Processing Letters 21 (2), pp.155-171. (10.1142/S012962641100014X)
• Walker, D. et al. 2011. Selected papers from the 2010 e-Science All Hands Meeting. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences 369 (1949), pp.3251-3253. (10.1098/rsta.2011.0147)

2010

• Beach, T. et al. 2010. Abstraction of programming models across multi-core and GPGPU architectures. In: Chapman, B. et al., Parallel Computing: From Multicores and GPU's to Petascale. Advances in Parallel Computing Vol. 19.Amsterdam: IOS Press. , pp.554-561. (10.3233/978-1-60750-530-3-554)
• Chorley, M. and Walker, D. 2010. Performance analysis of a hybrid MPI/OpenMP application on multi-core clusters. Journal of Computational Science 1 (3), pp.168-174. (10.1016/j.jocs.2010.05.001)

2009

• Grimstead, I. , Avis, N. and Walker, D. W. 2009. RAVE: The Resource-Aware Visualization Environment. Concurrency and Computation: Practice and Experience 21 (4), pp.415-448. (10.1002/cpe.1327)
• Chorley, M. , Walker, D. and Guest, M. F. 2009. Hybrid message-passing and shared-memory programming in a molecular dynamics application on multicore clusters. International Journal of High Performance Computing Applications 23 (3), pp.196-211. (10.1177/1094342009106188)
• Downes, P. et al. 2009. High-performance computing for Monte Carlo radiotherapy calculations. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences 367 (1897), pp.2607-2617. (10.1098/rsta.2009.0028)

2008

• Lin, M. and Walker, D. W. 2008. GECEM: a Portal-Based Grid Application for Computational Electromagnetics. Future Generation Computer Systems 24 (1), pp.66-72. (10.1016/j.future.2007.02.003)
• Yaikhom, G. et al. 2008. A distributed simulation framework for conformal radiotherapy. Presented at: 22nd IEEE International Symposium on Parallel & Distributed Processing Miami, FL, USA 14-18 April 2008. Proceedings of the IEEE International Symposium on Parallel and Distributed Processing, 2008 (IPDPS 2008), Miami, FL, 14-18 April 2008. Piscataway, NJ: IEEE(10.1109/IPDPS.2008.4536471)
• Walker, C. Y. and Walker, D. W. 2008. Integration and data sharing between WS-based workflows. Presented at: 6th IEEE International Conference on Web Services Beijing, China 23-26 September 2008. Proceedings of the IEEE International Conference on Web Services, 2008 (ICWS '08), Beijing, China, 23-26 Sept. 2008. Piscataway, NJ: IEEE. , pp.667-674. (10.1109/ICWS.2008.35)

2007

• Chin, P. W. et al., 2007. An embarrassingly parallel framework for running EGSnrc/BEAMnrc/DOSXYZnrc, FLUKA, MCNP/MCNPX, GEANT4, and PENELOPE on grid and cluster computers. Presented at: 15th International Conference on the Use of Computers in Radiotherapy Toronto, Canada 4-7 June 2007. Published in: Bissonnette, J. P. and Bahig, D. eds. Proceedings of the 15th International Conference on the Use of Computers in Radiotherapy, Toronto, Canada, 4-7 June 2007. Oakville, Ont.: Novel Digital Images
• Grimstead, I. J. et al. 2007. 3D Anatomical model visualization within a grid-enabled environment. Computing in Science and Engineering 9 (5), pp.32-38.
• Huang, L. et al. 2007. A workflow portal supporting multi-language interoperation and optimization. Concurrency and Computation: Practice and Experience 19 (12), pp.1583-1595. (10.1002/cpe.1203)
• Walker, D. W. 2007. Workflow optimisation through service selection. Presented at: Workshop on Workflow Optimization in Distributed Environments Edinburgh, UK 19-20 October 2006.
• Walker, D. W. et al. 2007. Dynamic service selection in workflows using performance data. Scientific Programming 15 (4), pp.235-247.
• Walker, D. W. et al. 2007. Dynamic service selection in workflows using performance data. Scientific programming 15 (4), pp.235-247.

2006

• Amin, K. et al., 2006. An abstraction model for a grid execution framework. Journal of Systems Architecture 52 (2), pp.73-87. (10.1016/j.sysarc.2004.10.007)
• Huang, L. et al., 2006. Dynamic Workflow Management Using Performance Data. Presented at: Sixth IEEE International Symposium on Cluster Computing and the grid Cardiff, UKSixth IEEE International Symposium on Cluster Computing and the Grid (CCGRID'06). , pp.154-157. (10.1109/CCGRID.2006.37)
• Shaikh Ali, A. et al., 2006. Reputation-based semantic service discovery. Concurrency and Computation: Practice and Experience 18 (8), pp.817-826. (10.1002/cpe.977)

2005

• Huang, Y. , Huang, Q. and Walker, D. 2005. Grid infrastructure based on multiple workflow engines. Presented at: 27th International Conference on Information Technology Interfaces (ITI 2005) Cavtat, Croatia 20-23 June 2005. Published in: Lužar-Stiffler, V. and Hljuz Dobric, V. eds. Proceedings of the 27th International Conference on Information Technology Interfaces (ITI 2005). New York, NY: IEEE. , pp.59-64. (10.1109/ITI.2005.1491097)
• Pallickara, S. et al., 2005. Performance of a Possible Grid Message Infrastructure. Concurrency and Computation: Practice and Experience 17 (2-4), pp.193-214. (10.1002/cpe.924)
• Al-Ali, R. et al., 2005. A model for quality-of-service provision in service oriented architectures. International Journal of Grid and Utility Computing (1), pp.1--10.
• Avis, N. J. , Grimstead, I. J. and Walker, D. W. 2005. Grid enabled remote visualization of medical datasets. Presented at: Medicine Meets Virtual Reality (MMVR13) Long Beach, California, USA 26-29 January 2005.
• Burnap, P. et al. 2005. Worldwide messaging support for high performance real-time collaboration. Presented at: 4th UK e-Science Programme All Hands Meeting Nottingham, UK 19-22 September 2005. Published in: Cox, S. J. and Walker, D. W. eds. Proceedings of the 4th UK e-Science Programme All Hands Meeting. Swindon: EPSRC. , pp.395.
• Grimstead, I. J. , Avis, N. J. and Walker, D. W. 2005. Visualization across the pond: how a wireless PDA can collaborate with million-polygon datasets via 9,000km of cable. Presented at: Proceedings Web3D 2005 : 10th International Conference on 3D Web Technology, Bangor, UK, March 29-April 1, 2005 Bangor, UK March 29 - April 1 2005. , pp.47-56. (10.1145/1050491.1050498)
• Grimstead, I. J. , Walker, D. W. and Avis, N. J. 2005. Collaborative visualization: A review and taxonomy. Presented at: proceedings : Ninth IEEE International Symposium on Distributed Simulation and Real-Time Applications Montreal, Canada 10-12 October 2005. Proceedings. Ninth IEEE International Symposium on Distributed Simulation and Real-Time Applications, Montreal, Canada, 10-12 October 2005. Los Alamitos, CA: IEEE Computer Society Press. , pp.61-69. (10.1109/DISTRA.2005.12)
• Grimstead, I. J. et al. 2005. Resource-Aware Visualization Using Web Services. Presented at: AHM2005: Fourth All Hands Meeting 2005 - Innovation through e-Science Nottingham, UK 19-22 September 2005. Published in: Cox, S. J. and Walker, D. W. eds. Proceedings of the UK e-Science All Hands Meeting 2005. Swindon: EPSRC.
• Huang, L. et al. 2005. Dynamic web service selection for workflow optimisation. Presented at: UK e-Science All Hands Meeting 2005 Nottingham, UK 19-22 September 2005. Published in: Cox, S. J. and Walker, D. W. eds. Proceedings of the UK e-Science All Hands Meeting 2005. Swindon: EPSRC. , pp.423.
• Lin, M. and Walker, D. W. 2005. Portlet interface for computational electromagnetics on the grid. Presented at: 17th IMACS World Congress Paris, France 11-15 July 2005. Published in: Borne, P. ed. 17th IMACS world congress: scientific computation, applied mathematics and simulation. Villeneuve d'Ascq, France: Ecole Centrale de Lille
• Lin, M. S. L. et al. 2005. A grid-based problem solving environment for GECEM. Presented at: IEEE International Symposium on Cluster Computing and the Grid (CCGRID) 2005 Cardiff, UK 9-12 May 2005. Cluster Computing and the Grid, 2005. CCGrid 2005. IEEE International Symposium on. Vol. 2.Los Alamitos, CA: Institute of Electrical and Electronics Engineers. , pp.686-693. (10.1109/CCGRID.2005.1558630)
• Walker, D. W. et al. 2005. Workflow optimisation for e-science applications. Presented at: 27th International Conference on Information Technology Interfaces (ITI 2005) Cavtat, Croatia 20-23 June 2005. Published in: Lužar-Stiffler, V. and Hljuz Dobric, V. eds. Proceedings of the 27th International Conference on Information Technology Interfaces (ITI 2005). New York, NY: IEEE. , pp.86-91. (10.1109/ITI.2005.1491101)
• Yang, Y. et al., 2005. An agent infrastructure for on-demand processing of remote-sensing archives. International journal on digital libraries 5 (2), pp.120-132. (10.1007/s00799-003-0054-8)
• Ying, Y. , Huang, Y. and Walker, D. W. 2005. A performance evaluation of using SOAP with attachments for e-Science. Presented at: 4th UK e-Science Programme All Hands Meeting Nottingham, UK 19-22 September 2005. Published in: Cox, S. J. and Walker, D. W. eds. Proceedings of the 4th UK e-Science Programme All Hands Meeting. Swindon: EPSRC. , pp.422.

2004

• Avis, N. J. , Grimstead, I. J. and Walker, D. W. 2004. Automatic Distribution of Rendering Workloads in a Grid Enabled Collaborative Visualization Environment. Presented at: Proceedings of the 2004 ACM/IEEE Conference on Supercomputing(10.1109/SC.2004.13)
• Al-Ali, R. et al. 2004. An approach for quality of service adaptation in service-oriented Grids. Concurrency and computation: practice and experience 16 (5), pp.401-412. (10.1002/cpe.819)
• Al-Ali, R. et al., 2004. Network QoS provision for distributed grid applications. International Journal of Simulation: Systems, Science and Technology 5 (5), pp.13-28.
• Al-Ali, R. et al., 2004. QoS support for high-performance scientific grid applications. Presented at: IEEE International Symposium on Cluster Computing and the Grid Chicago, IL, USA 19-22 April 2004. CCGrid 2004 : 2004 IEEE International Symposium on Cluster Computing and the Grid. Piscataway, N.J: IEEE. , pp.134-143. (10.1109/CCGrid.2004.1336559)
• Ali, A. S. , Rana, O. F. and Walker, D. W. 2004. WS-QoC: Measuring Quality of Service Compliance. Presented at: 2nd International Conference on Service Oriented Computing (ICSOC04) New York, NY, USA 15-19 November 2004. Published in: Weerawarana, S. ed. ICSOC '04 : Proceedings of the Second International Conference on Service Oriented Computing- Short Papers. New York, NY: ACM Press. , pp.17-26.
• Li, M. et al., 2004. Migrating legacy codes to distributed computing environments: a CORBA approach. Information and Software Technology 46 (7), pp.457-464. (10.1016/j.infsof.2003.09.014)
• Lin, M. and Walker, D. W. 2004. A portlet service model for GECEM. Presented at: UK e-Science Programme All Hands Meeting 2004 Nottingham, UK 31 August – 3 September 2004. Published in: Cox, S. J. ed. Proceedings of the UK e-Science Programme All Hands Meeting 2004. , pp.687-694.
• Majithia, S. et al. 2004. Reputation-based semantic service discovery. Presented at: IEEE International Workshops on Enabling Technologies: Infrastructure for Collaborative Enterprises Modena and Reggio Emilia, Italy 14-16 June 2004. WET ICE 2004 : Thirteenth IEEE International Workshops on Enabling Technologies: Infrastructure for Collaborative Enterprises : proceedings. Los Alamitos, CA: IEEE Computer Society. , pp.297-302. (10.1109/ENABL.2004.52)
• Majithia, S. , Walker, D. W. and Gray, W. A. 2004. A framework for automated service composition in service-oriented architectures. Lecture Notes in Computer Science 3053 , pp.269-283. (10.1007/978-3-540-25956-5_19)
• Majithia, S. , Walker, D. W. and Gray, W. A. 2004. Automated composition of semantic grid services (2004). Presented at: UK e-Science All Hands Meeting 2004 Nottingham, UK 31 August - 3 September 2004. Published in: Cox., S. J. ed. Proceedings of the UK e-Science All Hands Meeting 2004 (3 Volumes). The Engineering and Physical Sciences Research Council (EPSRC). , pp.363-370.
• Majithia, S. , Walker, D. W. and Gray, W. A. 2004. Automating scientific experiments on the Semantic Grid. Lecture Notes in Computer Science 3298 , pp.365-379. (10.1007/978-3-540-30475-3_26)
• Rajbhandari, S. and Walker, D. W. 2004. Support for Provenance in a Service-based Computing Grid. Presented at: UK e-Science All Hands Meeting 2004 (AHM2004) Nottingham, UK 31 August – 3 September 2004. Published in: Cox, S. J. ed. Proceedings of the 4th UK e-Science Programme All Hands Meeting. Swindon: EPSRC. , pp.524-531.

2003

• Walker, C. Y. and Walker, D. W. 2003. Extensions to web service techniques for integrating Jini into a service-oriented architecture for the grid. Lecture Notes on Computer Science 2659 , pp.254-263. (10.1007/3-540-44863-2_26)
• Li, M. et al., 2003. Engineering high-performance legacy codes as CORBA components for problem-solving environments. Journal of parallel and distributed computing 63 (11), pp.1152-1163. (10.1016/j.jpdc.2003.07.006)
• Lil, M. et al., 2003. PortalLab: a web services toolkit for building semantic grid portals. Presented at: CCGrid2003: 3rd IEEE/ACM International Symposium on Cluster Computing and the Grid Tokyo, Japan 12-15 May 2003. CCGrid2003 : 3rd IEEE/ACM International Symposium on Cluster Computing and the Grid. Los Alamitos, Calif.: IEEE Computer Society. , pp.190-197. (10.1109/CCGRID.2003.1199368)
• Walker, C. Y. , Walker, D. W. and Rana, O. F. 2003. Object-oriented distributed computing based on remote class reference. Concurrency and computation: practice and experience 15 (1), pp.79-91. (10.1002/cpe.709)

2002

• Al-Ali, R. J. et al., 2002. G-QOSM: Grid Service Discovery Using QoS Properties. Computing and Informatics 21 (4)

2001

• Dongarra, J. J. and Walker, D. W. 2001. The quest for petascale computing. Computing in Science & Engineering 3 (3), pp.32-39. (10.1109/5992.919263)
• Li, M. , Rana, O. F. and Walker, D. W. 2001. Wrapping MPI-based legacy codes as Java/CORBA components. Future Generation Computer Systems 18 (2), pp.213-223. (10.1016/S0167-739X(00)00093-5)
• Rana, O. F. et al. 2001. Resource discovery for dynamic clusters in computational grids. Presented at: 15th International Parallel and Distributed Processing Symposium San Francisco, CA, USA 23-27 April 2000. Proceedings of the 15th International Parallel and Distributed Processing Symposium. IEEE. , pp.759-767. (10.1109/IPDPS.2001.925030)
• Rana, O. F. and Walker, D. W. 2001. Agent based service integration for distributed problem solving environments. Presented at: 34th Hawaii International Conference on System Sciences 3-6 January 2001. Proceedings of the 34th Hawaii International Conference on System Sciences - 2001. Los Alamitos, CA: IEEE. , pp.1-10. (10.1109/HICSS.2001.927224)
• Walker, D. W. 2001. The grid, virtual organizations, and problem-solving environments. Presented at: 2001 IEEE International Conference on Cluster Computing Newport Beach, CA, USA 11 October 2001. Proceedings of the 2001 IEEE International Conference on Cluster Computing. IEEE. , pp.445-447. (10.1109/CLUSTR.2001.960011)
• Yang, Y. , Rana, O. F. and Walker, D. W. 2001. Towards an XML and agent-based framework for the distributed management and analysis of active data archives. Presented at: Proceedings of International Conference on Intelligent Agents, Web Technology and Internet Commerce (IAWTIC 2001) Las Vegas, USA 9-11 July 2001. , pp.370-373.

2000

• Rana, O. F. et al. 2000. An XML based component model for generating scientific applications and performing large scale simulations in a meta-computing environment. Lecture Notes in Computer Science 1799 , pp.210-224. (10.1007/3-540-40048-6_16)
• Shields, M. S. et al. 2000. A Java/CORBA based Visual Program Composition Environment for PSEs. Concurrency and computation: Practice and Experience 12 (8), pp.687-704.
• Shields, M. S. et al. 2000. A Collaborative Code Development Environment for Computational Electro-magnetics. Presented at: IFIP TC2/WG2.5 Working Conference on the Architecture of Scientific Software Ottawa, Canada 2-4 October 2000. The Architecture of Scientific Software. IFIP Vol. 60. Boston: Kluwer Academic Publishers

1999

• Walker, D. W. and Rana, O. F. 1999. The use of java in high performance computing: A data mining example. Lecture Notes in Computer Science 1593 , pp.861-872. (10.1007/BFb0100646)