Dr Jonathan Thompson
(e/fe)
- Ar gael fel goruchwyliwr ôl-raddedig
Timau a rolau for Jonathan Thompson
Pennaeth yr Ysgol
Trosolwyg
My research interests include graphic theoretic modelling, meta-heuristics (particularly ant systems, genetic algorithms and simulated annealing) and scheduling problems (examination scheduling, sports fixture scheduling and manpower planning).
Research group
Administrative duties
- Admissions Tutor
- Year One Director of Studies
- Marketing of Degree schemes
- Prospectus (undergraduate)
- University Open Day co-ordinator
- Chair of Schools Admissions Committee
- Member of School Management Board
- Member of School Learning and Teaching Committee
- Member of School IT committee
- Member of School Staff/Student Panel
- Member of Statistics / OR Subject Panel
Cyhoeddiad
2025
- Kolitsidou, P., Thompson, J. E. and Hannam, M. 2025. Impact of antisymmetric contributions to signal multipoles in the measurement of black-hole spins. Physical Review D (particles, fields, gravitation, and cosmology) 111(2), article number: 24050. (10.1103/physrevd.111.024050)
2024
- Thompson, J. 2024. Heuristics: An overview. In: Kulkrani, A. J. and Gandomi, A. H. eds. Handbook of formal optimization. Singapore: Springer, pp. 1149-1177., (10.1007/978-981-97-3820-5_32)
- Thompson, J. 2024. Genetic algorithms and applications. In: Kulkarni, A. and Gandomi, A. eds. Handbook of Formal Optimization. Singapore: Springer, (10.1007/978-981-19-8851-6_30-1)
2022
- Monique, S., Lewis, R. and Thompson, J. 2022. A school bus routing heuristic algorithm allowing heterogeneous fleets and bus stop selection. SN Computer Science 4, article number: 74. (10.1007/s42979-022-01466-6)
- Hawa, A., Lewis, R. and Thompson, J. 2022. Exact and approximate methods for the score-constrained packing problem. European Journal of Operational Research 302(3), pp. 847-859. (10.1016/j.ejor.2022.01.028)
2021
- Kheiri, A., Lewis, R., Thompson, J. and Harper, P. 2021. Constructing operating theatre schedules using partitioned graph colouring techniques. Health Systems 10(4), pp. 286-297. (10.1080/20476965.2020.1796530)
- Sciortino, M., Lewis, R. and Thompson, J. 2021. A heuristic algorithm for school bus routing with bus stop selection. Presented at: EvoCOP 2021, Seville, Spain, Apr 2021 Presented at Zarges, C. and Verel, S. eds.Evolutionary Computation in Combinatorial Optimization, Vol. 12692. Lecture Notes in Computer Science/Theoretical Computer Science and General Issues Springer Verlag, (10.1007/978-3-030-72904-2_13)
2020
- Padungwech, W., Thompson, J. and Lewis, R. 2020. Effects of update frequencies in a dynamic capacitated arc routing problem. Networks 76(4), pp. 522-538. (10.1002/net.21990)
2018
- Hawa, A. L., Lewis, R. and Thompson, J. M. 2018. Heuristics for the score-constrained strip-packing problem. Presented at: COCOA 2018: International Conference on Combinatorial Optimization and Applications, Atlanta, GA, USA, 15-17 December 2018 Presented at Kim, D., Uma, R. N. and Zelikovsky, A. eds.Combinatorial Optimization and Applications: 12th International Conference, COCOA 2018, Atlanta, GA, USA, December 15-17, 2018, Proceedings, Vol. 11346. Lecture Notes in Computer Science Springer Verlag pp. 449., (10.1007/978-3-030-04651-4_30)
- Hardy, B., Lewis, R. and Thompson, J. 2018. Tackling the edge dynamic graph colouring problem with and without future adjacency information. Journal of Heuristics 24, pp. 321-343. (10.1007/s10732-017-9327-z)
2017
- Alrajhi, K., Thompson, J. and Padungwech, W. 2017. A Heuristic approach for the Dynamic Frequency Assignment problem. In: Chao, F., Schockaert, S. and Zhang, Q. eds. Advances in Computational Intelligence Systems., Vol. 650. Advances in Intelligent Systems and Computing Springer, pp. 91-103., (10.1007/978-3-319-66939-7_8)
2016
- Padungwech, W., Thompson, J. and Lewis, R. 2016. Investigating edge-reordering procedures in a tabu search algorithm for the capacitated arc routing problem. Presented at: HM 2016: International Workshop on Hybrid Metaheuristics, Plymouth, UK, 8-10 June 2016 Presented at Blesa, M. J., Blum, C. and Cangelosi, A. eds.Hybrid Metaheuristics: 10th International Workshop, HM 2016, Plymouth, UK, June 8-10, 2016, Proceedings, Vol. 9668. Lecture Notes in Computer Science Cham: Springer pp. 62-74., (10.1007/978-3-319-39636-1_5)
- Hardy, B., Lewis, R. and Thompson, J. M. 2016. Modifying colourings between time-steps to tackle changes in dynamic random graphs. Presented at: EvoCOP 2016: European Conference on Evolutionary Computation in Combinatorial Optimization, Porto, Portugal, 30 March - 1 April 2016 Presented at Chicano, F., Hu, B. and Garcia-Sanchez, P. eds.Evolutionary Computation in Combinatorial Optimization: 16th European Conference, EvoCOP 2016, Porto, Portugal, March 30 – April 1, 2016, Proceedings, Vol. 9595. Springer pp. 186-201., (10.1007/978-3-319-30698-8_13)
- Kheiri, A., Özcan, E., Lewis, R. and Thompson, J. 2016. A Sequence-based selection hyper-heuristic: a case study in nurse rostering. Presented at: PATAT 2016: 11th International Conference on the Practice and Theory of Automated Timetabling, Udine, Italy, 23-26 August 2016 Presented at Burke, E. K. et al. eds.PATAT 2016: Proceedings of the 11th International Conference of the Practice and Theory of Automated Timetabling. pp. 503-505.
2015
- Kamour, A. et al. 2015. Increasing frequency of severe clinical toxicity after use of 2,4-dinitrophenol in the UK: a report from the National Poisons Information Service. Emergency Medicine Journal 32(5), pp. 383-386. (10.1136/emermed-2013-203335)
- Lewis, R. and Thompson, J. 2015. Analysing the effects of solution space connectivity with an effective metaheuristic for the course timetabling problem. European Journal of Operational Research 240(3), pp. 637-648. (10.1016/j.ejor.2014.07.041)
- Rowse, E. L., Lewis, R., Harper, P. R. and Thompson, J. M. 2015. Applying set partitioning methods in the construction of operating theatre schedules. Presented at: International Conference on Theory and Practice in Modern Computing 2015, Las Palmas de Gran Canaria, Spain, 22-24 July 2015.
2012
- Goodman, M., Dowsland, K. A. and Thompson, J. M. 2012. Hybridising GRASP and network flows in the solution of a medical school scheduling problem. Journal of Scheduling 15(6), pp. 717-731. (10.1007/s10951-012-0289-6)
- Lewis, R., Thompson, J. M., Mumford, C. L. and Gillard, J. W. 2012. A wide-ranging computational comparison of high-performance graph colouring algorithms. Computers & Operations Research 39(9), pp. 1933-1950. (10.1016/j.cor.2011.08.010)
- Song, X., Lewis, R., Thompson, J. M. and Wu, Y. 2012. An incomplete m-exchange algorithm for solving the large-scale multi-scenario knapsack problem. Computers & Operations Research 39(9), pp. 1988-2000. (10.1016/j.cor.2011.09.012)
- Dowsland, K. A. and Thompson, J. 2012. Simulated annealing. In: Rozenberg, G., Back, T. and Kok, J. N. eds. Handbook of Natural Computing. Springer Reference Springer-Verlag, pp. 1623-1655., (10.1007/978-3-540-92910-9_49)
- Holborn, P. L., Thompson, J. M. and Lewis, R. 2012. Combining heuristic and exact methods to solve the vehicle routing problem with pickups, deliveries and time windows. Presented at: EvoCOP 2012: 12th European Conference on Evolutionary Computation in Combinatorial Optimization, Malaga, Spain, 11-13 April 2012 Presented at Hao, J. K. and Middendorf, M. eds.Evolutionary Computation in Combinatorial Optimization: 12th European Conference, EvoCOP 2012, Málaga, Spain, April 11-13, 2012. Proceedings, Vol. 7245. Lecture Notes in Computer Science Springer Verlag pp. 63-74., (10.1007/978-3-642-29124-1_6)
2011
- Lewis, R., Song, X., Dowsland, K. A. and Thompson, J. M. 2011. An investigation into two bin packing problems with ordering and orientation implications. European Journal of Operational Research 213(1), pp. 52-65. (10.1016/j.ejor.2011.03.016)
- Lewis, R. and Thompson, J. M. 2011. On the application of graph colouring techniques in round-robin sports scheduling. Computers & Operations Research 38(1), pp. 190-204. (10.1016/j.cor.2010.04.012)
2010
- Song, X., Chu, C. B., Lewis, R., Nie, Y. Y. and Thompson, J. M. 2010. A worst case analysis of a dynamic programming-based heuristic algorithm for 2D unconstrained guillotine cutting. European Journal of Operational Research 202(2), pp. 368-378. (10.1016/j.ejor.2009.05.047)
2009
- Goodman, M. D., Dowsland, K. A. and Thompson, J. M. 2009. A GRASP-knapsack hybrid for a nurse-scheduling problem. Journal of Heuristics 15(4), pp. 351-379. (10.1007/s10732-007-9066-7)
2007
- Parr, D. and Thompson, J. M. 2007. Solving the multi-objective nurse scheduling problem with a weighted cost function. Annals of Operations Research 155(1), pp. 279-288. (10.1007/s10479-007-0202-4)
- Dowsland, K. A. and Thompson, J. M. 2007. An improved ant colony optimisation heuristic for graph colouring. Discrete applied mathematics 156(3), pp. 313-324. (10.1016/j.dam.2007.03.025)
- Staggemeier, A., Thompson, J. M., Smith, J. and Clark, A. 2007. Improving our knowledge of metaheuristic approaches for cell suppression problems. Presented at: UNECE/Eurostat Work Session on Statistical Data Confidentiality, Manchester, UK, 17-19 December 2007Proceedings of the Eurostat Conference on Statistical Data Confidentiality. Titchford: Eurostat, (10.2901/Eurostat.C2007.004)
2005
- Dowsland, K. A. and Thompson, J. M. 2005. Ant colony optimization for the examination scheduling problem. Journal of the Operational Research Society 56(4), pp. 426-438. (10.1057/palgrave.jors.2601830)
2000
- Dowsland, K. A. and Thompson, J. M. 2000. Solving a Nurse Scheduling Problem with Knapsacks, Networks and Tabu Search. Journal of the Operational Research Society 51(7), pp. 825-833. (10.1057/palgrave.jors.2600970)
Adrannau llyfrau
- Thompson, J. 2024. Heuristics: An overview. In: Kulkrani, A. J. and Gandomi, A. H. eds. Handbook of formal optimization. Singapore: Springer, pp. 1149-1177., (10.1007/978-981-97-3820-5_32)
- Thompson, J. 2024. Genetic algorithms and applications. In: Kulkarni, A. and Gandomi, A. eds. Handbook of Formal Optimization. Singapore: Springer, (10.1007/978-981-19-8851-6_30-1)
- Alrajhi, K., Thompson, J. and Padungwech, W. 2017. A Heuristic approach for the Dynamic Frequency Assignment problem. In: Chao, F., Schockaert, S. and Zhang, Q. eds. Advances in Computational Intelligence Systems., Vol. 650. Advances in Intelligent Systems and Computing Springer, pp. 91-103., (10.1007/978-3-319-66939-7_8)
- Dowsland, K. A. and Thompson, J. 2012. Simulated annealing. In: Rozenberg, G., Back, T. and Kok, J. N. eds. Handbook of Natural Computing. Springer Reference Springer-Verlag, pp. 1623-1655., (10.1007/978-3-540-92910-9_49)
Cynadleddau
- Sciortino, M., Lewis, R. and Thompson, J. 2021. A heuristic algorithm for school bus routing with bus stop selection. Presented at: EvoCOP 2021, Seville, Spain, Apr 2021 Presented at Zarges, C. and Verel, S. eds.Evolutionary Computation in Combinatorial Optimization, Vol. 12692. Lecture Notes in Computer Science/Theoretical Computer Science and General Issues Springer Verlag, (10.1007/978-3-030-72904-2_13)
- Hawa, A. L., Lewis, R. and Thompson, J. M. 2018. Heuristics for the score-constrained strip-packing problem. Presented at: COCOA 2018: International Conference on Combinatorial Optimization and Applications, Atlanta, GA, USA, 15-17 December 2018 Presented at Kim, D., Uma, R. N. and Zelikovsky, A. eds.Combinatorial Optimization and Applications: 12th International Conference, COCOA 2018, Atlanta, GA, USA, December 15-17, 2018, Proceedings, Vol. 11346. Lecture Notes in Computer Science Springer Verlag pp. 449., (10.1007/978-3-030-04651-4_30)
- Padungwech, W., Thompson, J. and Lewis, R. 2016. Investigating edge-reordering procedures in a tabu search algorithm for the capacitated arc routing problem. Presented at: HM 2016: International Workshop on Hybrid Metaheuristics, Plymouth, UK, 8-10 June 2016 Presented at Blesa, M. J., Blum, C. and Cangelosi, A. eds.Hybrid Metaheuristics: 10th International Workshop, HM 2016, Plymouth, UK, June 8-10, 2016, Proceedings, Vol. 9668. Lecture Notes in Computer Science Cham: Springer pp. 62-74., (10.1007/978-3-319-39636-1_5)
- Hardy, B., Lewis, R. and Thompson, J. M. 2016. Modifying colourings between time-steps to tackle changes in dynamic random graphs. Presented at: EvoCOP 2016: European Conference on Evolutionary Computation in Combinatorial Optimization, Porto, Portugal, 30 March - 1 April 2016 Presented at Chicano, F., Hu, B. and Garcia-Sanchez, P. eds.Evolutionary Computation in Combinatorial Optimization: 16th European Conference, EvoCOP 2016, Porto, Portugal, March 30 – April 1, 2016, Proceedings, Vol. 9595. Springer pp. 186-201., (10.1007/978-3-319-30698-8_13)
- Kheiri, A., Özcan, E., Lewis, R. and Thompson, J. 2016. A Sequence-based selection hyper-heuristic: a case study in nurse rostering. Presented at: PATAT 2016: 11th International Conference on the Practice and Theory of Automated Timetabling, Udine, Italy, 23-26 August 2016 Presented at Burke, E. K. et al. eds.PATAT 2016: Proceedings of the 11th International Conference of the Practice and Theory of Automated Timetabling. pp. 503-505.
- Rowse, E. L., Lewis, R., Harper, P. R. and Thompson, J. M. 2015. Applying set partitioning methods in the construction of operating theatre schedules. Presented at: International Conference on Theory and Practice in Modern Computing 2015, Las Palmas de Gran Canaria, Spain, 22-24 July 2015.
- Holborn, P. L., Thompson, J. M. and Lewis, R. 2012. Combining heuristic and exact methods to solve the vehicle routing problem with pickups, deliveries and time windows. Presented at: EvoCOP 2012: 12th European Conference on Evolutionary Computation in Combinatorial Optimization, Malaga, Spain, 11-13 April 2012 Presented at Hao, J. K. and Middendorf, M. eds.Evolutionary Computation in Combinatorial Optimization: 12th European Conference, EvoCOP 2012, Málaga, Spain, April 11-13, 2012. Proceedings, Vol. 7245. Lecture Notes in Computer Science Springer Verlag pp. 63-74., (10.1007/978-3-642-29124-1_6)
- Staggemeier, A., Thompson, J. M., Smith, J. and Clark, A. 2007. Improving our knowledge of metaheuristic approaches for cell suppression problems. Presented at: UNECE/Eurostat Work Session on Statistical Data Confidentiality, Manchester, UK, 17-19 December 2007Proceedings of the Eurostat Conference on Statistical Data Confidentiality. Titchford: Eurostat, (10.2901/Eurostat.C2007.004)
Erthyglau
- Kolitsidou, P., Thompson, J. E. and Hannam, M. 2025. Impact of antisymmetric contributions to signal multipoles in the measurement of black-hole spins. Physical Review D (particles, fields, gravitation, and cosmology) 111(2), article number: 24050. (10.1103/physrevd.111.024050)
- Monique, S., Lewis, R. and Thompson, J. 2022. A school bus routing heuristic algorithm allowing heterogeneous fleets and bus stop selection. SN Computer Science 4, article number: 74. (10.1007/s42979-022-01466-6)
- Hawa, A., Lewis, R. and Thompson, J. 2022. Exact and approximate methods for the score-constrained packing problem. European Journal of Operational Research 302(3), pp. 847-859. (10.1016/j.ejor.2022.01.028)
- Kheiri, A., Lewis, R., Thompson, J. and Harper, P. 2021. Constructing operating theatre schedules using partitioned graph colouring techniques. Health Systems 10(4), pp. 286-297. (10.1080/20476965.2020.1796530)
- Padungwech, W., Thompson, J. and Lewis, R. 2020. Effects of update frequencies in a dynamic capacitated arc routing problem. Networks 76(4), pp. 522-538. (10.1002/net.21990)
- Hardy, B., Lewis, R. and Thompson, J. 2018. Tackling the edge dynamic graph colouring problem with and without future adjacency information. Journal of Heuristics 24, pp. 321-343. (10.1007/s10732-017-9327-z)
- Kamour, A. et al. 2015. Increasing frequency of severe clinical toxicity after use of 2,4-dinitrophenol in the UK: a report from the National Poisons Information Service. Emergency Medicine Journal 32(5), pp. 383-386. (10.1136/emermed-2013-203335)
- Lewis, R. and Thompson, J. 2015. Analysing the effects of solution space connectivity with an effective metaheuristic for the course timetabling problem. European Journal of Operational Research 240(3), pp. 637-648. (10.1016/j.ejor.2014.07.041)
- Goodman, M., Dowsland, K. A. and Thompson, J. M. 2012. Hybridising GRASP and network flows in the solution of a medical school scheduling problem. Journal of Scheduling 15(6), pp. 717-731. (10.1007/s10951-012-0289-6)
- Lewis, R., Thompson, J. M., Mumford, C. L. and Gillard, J. W. 2012. A wide-ranging computational comparison of high-performance graph colouring algorithms. Computers & Operations Research 39(9), pp. 1933-1950. (10.1016/j.cor.2011.08.010)
- Song, X., Lewis, R., Thompson, J. M. and Wu, Y. 2012. An incomplete m-exchange algorithm for solving the large-scale multi-scenario knapsack problem. Computers & Operations Research 39(9), pp. 1988-2000. (10.1016/j.cor.2011.09.012)
- Lewis, R., Song, X., Dowsland, K. A. and Thompson, J. M. 2011. An investigation into two bin packing problems with ordering and orientation implications. European Journal of Operational Research 213(1), pp. 52-65. (10.1016/j.ejor.2011.03.016)
- Lewis, R. and Thompson, J. M. 2011. On the application of graph colouring techniques in round-robin sports scheduling. Computers & Operations Research 38(1), pp. 190-204. (10.1016/j.cor.2010.04.012)
- Song, X., Chu, C. B., Lewis, R., Nie, Y. Y. and Thompson, J. M. 2010. A worst case analysis of a dynamic programming-based heuristic algorithm for 2D unconstrained guillotine cutting. European Journal of Operational Research 202(2), pp. 368-378. (10.1016/j.ejor.2009.05.047)
- Goodman, M. D., Dowsland, K. A. and Thompson, J. M. 2009. A GRASP-knapsack hybrid for a nurse-scheduling problem. Journal of Heuristics 15(4), pp. 351-379. (10.1007/s10732-007-9066-7)
- Parr, D. and Thompson, J. M. 2007. Solving the multi-objective nurse scheduling problem with a weighted cost function. Annals of Operations Research 155(1), pp. 279-288. (10.1007/s10479-007-0202-4)
- Dowsland, K. A. and Thompson, J. M. 2007. An improved ant colony optimisation heuristic for graph colouring. Discrete applied mathematics 156(3), pp. 313-324. (10.1016/j.dam.2007.03.025)
- Dowsland, K. A. and Thompson, J. M. 2005. Ant colony optimization for the examination scheduling problem. Journal of the Operational Research Society 56(4), pp. 426-438. (10.1057/palgrave.jors.2601830)
- Dowsland, K. A. and Thompson, J. M. 2000. Solving a Nurse Scheduling Problem with Knapsacks, Networks and Tabu Search. Journal of the Operational Research Society 51(7), pp. 825-833. (10.1057/palgrave.jors.2600970)
- Goodman, M., Dowsland, K. A. and Thompson, J. M. 2012. Hybridising GRASP and network flows in the solution of a medical school scheduling problem. Journal of Scheduling 15(6), pp. 717-731. (10.1007/s10951-012-0289-6)
- Dowsland, K. A. and Thompson, J. 2012. Simulated annealing. In: Rozenberg, G., Back, T. and Kok, J. N. eds. Handbook of Natural Computing. Springer Reference Springer-Verlag, pp. 1623-1655., (10.1007/978-3-540-92910-9_49)
- Lewis, R., Song, X., Dowsland, K. A. and Thompson, J. M. 2011. An investigation into two bin packing problems with ordering and orientation implications. European Journal of Operational Research 213(1), pp. 52-65. (10.1016/j.ejor.2011.03.016)
- Goodman, M. D., Dowsland, K. A. and Thompson, J. M. 2009. A GRASP-knapsack hybrid for a nurse-scheduling problem. Journal of Heuristics 15(4), pp. 351-379. (10.1007/s10732-007-9066-7)
Ymchwil
Cyllid allanol ers 2000
- Dau brosiect gyda'r Swyddfa Ystadegau Gwladol i ymchwilio i'r Problem Atal Celloedd (2005 a 2006).
Sgyrsiau mawr ers 2004
- 2007 – Cynhadledd y Gymdeithas Ymchwil Weithredol, Caeredin, DU – Problem Llwybro Cerbydau Dynamig
- 2006 – Cynhadledd y Gymdeithas Ymchwil Weithredol, Caerfaddon, DU – GAFAEL ar gyfer y broblem amserlennu nyrsys
- 2004 - Optimization Combinatorial, Lancaster, DU - Morgrug ar gyfer lliwio graff
Addysgu
Israddedig - Semester yr Hydref
- Blwyddyn Tri - Optimeiddio MA3603
Ôl-raddedig - Semester yr hydref
- MSc - MAT021 Ymchwil Weithredol a Dadansoddeg
- MSc - MAT031 Ymchwil Gweithredol Pellach
Myfyrwyr ôl-raddedig
Wedi graddio (ers 2000)
- Nick Pugh - Ants for Examination Timetabling (2004)
- David Parr - Cymhariaeth o ddulliau datrys ar gyfer y broblem amserlennu nyrs (2004)
- Steven Casey - Cymhariaeth o ddulliau ar gyfer y broblem amserlennu arholiadau (2005)
- Max Wallace - Problem Llwybro Cerbydau Dynamig (2007)
- Melissa Goodman - Metaheuristics Seiliedig ar Adeiladu ar gyfer Problemau Amserlennu Personél (2008)
- Vicky Reynish - Ymchwiliad i Broblem Amseru'r Brifysgol (2008)
- Penny Holborn - Dull Optimeiddio ar gyfer Problemau Ymchwil Gweithredol Dynamig (2013)
- Lisa Taylor
- Bradley Hardy
- Wasin Padungwech
Cerrynt
- Sebastien Pierre
- Monique Sciortino
Bywgraffiad
Swyddi blaenorol
- Darlithydd mewn Ystadegau ac Ymchwil Weithredol, Prifysgol Caeredin, 1996-7
- Cynorthwy-ydd Ymchwil, Prifysgol Abertawe, 1994-6.
Prosiectau eraill
Mae Dr Jonathan Thompson hefyd wedi cwblhau prosiectau gyda sawl cwmni gan gynnwys WH Smiths, John Menzies a'r Bwrdd Rygbi Rhyngwladol. Mae'n ymchwilydd gweithredol ym meysydd hewristiaid, ac yn enwedig mewn amserlennu, cynllunio gweithlu ac amserlennu. Mae hefyd yn astudio problemau llwybro cerbydau, gan gynnwys llwybro amser real. Bu'n aelod o bwyllgor trefnu nifer o gynadleddau Ymchwil Gweithredol ac mae hefyd wedi trefnu sawl ffrwd ar amserlennu a hewristiaid. Mae ar Fwrdd Golygyddol y International Journal of Operational Research ac ar Bwyllgor y Rhaglen ar gyfer sawl cynhadledd fel GECCO, PPSN a PATAT.
Contact Details
+44 29208 75524
Abacws, Ystafell 3.13, Ffordd Senghennydd, Cathays, Caerdydd, CF24 4AG