Outputs (229)

Artificial Immune Systems: 9th International Conference, ICARIS 2010, Edinburgh, UK, July 26-29, 2010, Proceedings (2010)
Presentation / Conference Contribution
(2010, July). Artificial Immune Systems: 9th International Conference, ICARIS 2010, Edinburgh, UK, July 26-29, 2010, Proceedings. Presented at 9th International Conference, ICARIS 2010, Edinburgh, UK

Artificial immune systems (AIS) is a diverse and maturing area of research that bridges the disciplines of immunology and computation. The original research impetus in AIS had a clear focus on applying immunological principles to computational proble... Read More about Artificial Immune Systems: 9th International Conference, ICARIS 2010, Edinburgh, UK, July 26-29, 2010, Proceedings.

Influence of topology and payload on CO2 optimised vehicle routing (2010)
Presentation / Conference Contribution
Scott, C., Urquhart, N. B., & Hart, E. (2010). Influence of topology and payload on CO2 optimised vehicle routing. In Applications of Evolutionary Computing (141-150). https://doi.org/10.1007/978-3-642-12242-2_15

This paper investigates the influence of gradient and payload correction factors used within a CO2 emission model on the solutions to shortest path and travelling salesman problems when applied to freight delivery.
Problem instances based on real li... Read More about Influence of topology and payload on CO2 optimised vehicle routing.

Using an evolutionary algorithm to discover low CO2 tours within a Travelling Salesman Problem (2010)
Presentation / Conference Contribution
Urquhart, N. B., Scott, C., & Hart, E. (2010, April). Using an evolutionary algorithm to discover low CO2 tours within a Travelling Salesman Problem. Presented at Applications of evolutionary computation : EvoApplications 2010, Istanbul, Turkey

This paper examines the issues surrounding the effects of using vehicle emissions as the fitness criteria when solving routing problems using evolutionary techniques. The case-study examined is that of the Travelling Salesman Problem (TSP) based upon... Read More about Using an evolutionary algorithm to discover low CO2 tours within a Travelling Salesman Problem.

Ultra-wideband planar inverted FF antenna (2010)
Journal Article
See, C. H., Abd-Alhameed, R., Zhou, D., Hraga, H., Excell, P., & Child, M. (2010). Ultra-wideband planar inverted FF antenna. Electronics Letters, 46(8), 549-550. https://doi.org/10.1049/el.2010.3131

A novel, miniaturised, planar inverted FF antenna (PIFFA) assembly is presented. The antenna design electromagnetically couples two PIFA antennas on an air substrate, and employs a broadband rectangular plate feeding mechanism to achieve an ultra-wid... Read More about Ultra-wideband planar inverted FF antenna.

A Crescent-Shaped Multiband Planar Monopole Antenna for Mobile Wireless Applications (2010)
Journal Article
See, C. H., Abd-Alhameed, R. A., Zhou, D., Lee, T. H., & Excell, P. S. (2010). A Crescent-Shaped Multiband Planar Monopole Antenna for Mobile Wireless Applications. IEEE Antennas and Wireless Propagation Letters, 9, 152-155. https://doi.org/10.1109/lawp.2010.2044741

A planar multiband monopole antenna is presented for mobile wireless applications. The antenna is constructed from a crescent-shaped radiator patch, microstrip feed line, and defected ground structure (DGS). Theoretical and experimental characteristi... Read More about A Crescent-Shaped Multiband Planar Monopole Antenna for Mobile Wireless Applications.

A Planar Inverted-F-L Antenna (PIFLA) With a Rectangular Feeding Plate for Lower-Band UWB Applications (2010)
Journal Article
See, C. H., Abd-Alhameed, R. A., Zhou, D., & Excell, P. S. (2010). A Planar Inverted-F-L Antenna (PIFLA) With a Rectangular Feeding Plate for Lower-Band UWB Applications. IEEE Antennas and Wireless Propagation Letters, 9, 149-151. https://doi.org/10.1109/lawp.2010.2045338

A planar inverted-F-L antenna (PIFLA) with a broadband rectangular feeding structure is proposed for lower-band ultrawideband (UWB) applications. This antenna is constructed from a driven F-shaped element and a parasitic L-shaped element. Both patche... Read More about A Planar Inverted-F-L Antenna (PIFLA) With a Rectangular Feeding Plate for Lower-Band UWB Applications.

Wideband balanced folded dipole antenna with a dual-arm monopole structure for mobile handsets (2010)
Journal Article
Zhou, D., Abd-Alhameed, R., See, C. H., & Excell, P. (2010). Wideband balanced folded dipole antenna with a dual-arm monopole structure for mobile handsets. IET microwaves, antennas & propagation, 4(2), 240-246. https://doi.org/10.1049/iet-map.2008.0412

In this study, a balanced antenna for mobile handset applications with enhanced bandwidth performance, covering the bands from 1.8 to 2.45 GHz, is investigated. The antenna is a slot planar dipole with folded structure and a dual-arm on each half. Th... Read More about Wideband balanced folded dipole antenna with a dual-arm monopole structure for mobile handsets.

Compact wideband balanced antenna for mobile handsets (2010)
Journal Article
Zhou, D., Abd-Alhameed, R., See, C. H., Alhaddad, A., & Excell, P. (2010). Compact wideband balanced antenna for mobile handsets. IET microwaves, antennas & propagation, 4(5), 600-608. https://doi.org/10.1049/iet-map.2009.0153

A novel miniature balanced mobile handset antenna is presented in this study, which covers digital communication system (DCS) (1710-1880 MHz), personal communication system (PCS) (1850-1990 MHz), universal mobile telecommunications system (UMTS) (192... Read More about Compact wideband balanced antenna for mobile handsets.

Folded and slotted internal antenna design for 3G IMT-2000 mobile handsets (2010)
Journal Article
See, C. H., Abd-Alhameed, R. A., Zhou, D., Ramli, K. N., Mcewan, N. J., & Excell, P. S. (2010). Folded and slotted internal antenna design for 3G IMT-2000 mobile handsets. Microwave and Optical Technology Letters, 52, 1549-1553. https://doi.org/10.1002/mop.25271

A four-sided folded, slotted and shorted rectangular patch antenna for 3G mobile handsets is described. The antenna provides a 17.65% bandwidth with S11 <–10 dB from 1885 MHz to 2250 MHz, which completely encompasses the desired UMTS frequency ban... Read More about Folded and slotted internal antenna design for 3G IMT-2000 mobile handsets.

Harmonics measurement on active patch antenna using sensor patches (2010)
Journal Article
Zhou, D., Abd-Alhameed, R. A., See, C. H., Ali, N. T., & Bin-Melha, M. S. (2010). Harmonics measurement on active patch antenna using sensor patches. Progress in Electromagnetics Research C: PIER C, 17, 121-130. https://doi.org/10.2528/PIERC10092802

Performance of the sensing patch technique for measuring the power accepted at the antenna feed port of active patch antennas has been evaluated at harmonic frequencies. A prototype antenna, including two sensors at appropriate locations, was fabrica... Read More about Harmonics measurement on active patch antenna using sensor patches.

A Compact UWB Antenna Design for Breast Cancer Detection (2010)
Journal Article
Adnan, S., Abd-Alhameed, R. A., See, C. H., Hraga, H. I., Elfergani, I. T. E., & Zhou, D. (2010). A Compact UWB Antenna Design for Breast Cancer Detection. Progress In Electromagnetics Research Letters, 6(2), 129-132

Near field imaging using microwave in medical applications has gain much attention recently as various researchers show its high ability and accuracy in illuminating object compares to well known screening tools. This paper documents the development... Read More about A Compact UWB Antenna Design for Breast Cancer Detection.

Compact Dual-band Balanced Handset Antenna for WLAN Application (2010)
Journal Article
Alhaddad, A., Abd-Alhameed, R., Zhou, D., See, C., Elkhazmi, E., & Excell, P. (2010). Compact Dual-band Balanced Handset Antenna for WLAN Application. Progress In Electromagnetics Research Letters, 6(1), 11-15

In this paper, a balanced antenna for mobile handset applications with dual-frequency performance, covering the 2.4 GHz and the entire 5 GHz WLAN frequency bands, is investigated and discussed. The antenna is a thin-strip planar dipole with folded st... Read More about Compact Dual-band Balanced Handset Antenna for WLAN Application.

Building low CO2 solutions to the vehicle routing problem with time windows using an evolutionary algorithm. (2010)
Presentation / Conference Contribution
Urquhart, N. B., Hart, E., & Scott, C. (2010). Building low CO2 solutions to the vehicle routing problem with time windows using an evolutionary algorithm. In IEEE Congress on Evolutionary Computation. https://doi.org/10.1109/CEC.2010.5586088

An evolutionary Multi-Objective Algorithm (MOA) is used to investigate the trade-off between CO2 savings, distance and number of vehicles used in a typical vehicle routing problem with Time Windows (VRPTW). A problem set is derived containing three... Read More about Building low CO2 solutions to the vehicle routing problem with time windows using an evolutionary algorithm..

On artificial immune systems and swarm intelligence (2010)
Journal Article
Timmis, J., Andrews, P., & Hart, E. (2010). On artificial immune systems and swarm intelligence. Swarm Intelligence, 4(4), 247-273. https://doi.org/10.1007/s11721-010-0045-5

This position paper explores the nature and role of two bio-inspired paradigms, namely Artificial Immune Systems (AIS) and Swarm Intelligence (SI). We argue that there are many aspects of AIS that have direct parallels with SI and examine the role of... Read More about On artificial immune systems and swarm intelligence.

Design of Dual-Band Quadrifilar Spiral Antennas For Satellite-Mobile Handsets (2010)
Journal Article
Zhou, D., Abd-Alhameed, R. A., See, C. H., & Excell, P. S. (2010). Design of Dual-Band Quadrifilar Spiral Antennas For Satellite-Mobile Handsets. Microwave and Optical Technology Letters, 52(4), 987-990. https://doi.org/10.1002/mop.25090

A novel quadrifilar spiral antenna is proposed for use in personal communications mobile terminals exploiting the “big low earth orbit” (big‐LEO) satellite system (uplink 1.61–1.63 GHz; downlink 2.48–2.5 GHz). Feeding of the antenna from the outer pe... Read More about Design of Dual-Band Quadrifilar Spiral Antennas For Satellite-Mobile Handsets.

Exploiting Collaborations in the Immune System: The Future of Artificial Immune Systems (2009)
Book Chapter
Hart, E., McEwan, C., & Davoudani, D. (2009). Exploiting Collaborations in the Immune System: The Future of Artificial Immune Systems. In C. Mumford, & L. Jain (Eds.), Intelligent Systems Reference Library; Computational Intelligence (527-558). Springer-Verlag. https://doi.org/10.1007/978-3-642-01799-5_16

Despite a steady increase in the application of algorithms inspired by the natural immune system to a variety of domains over the previous decade, we argue that the field of Artificial Immune Systems has yet to achieve its full potential. We suggest... Read More about Exploiting Collaborations in the Immune System: The Future of Artificial Immune Systems.

On AIRS and clonal selection for machine learning (2009)
Presentation / Conference Contribution
McEwan, C., & Hart, E. (2009). On AIRS and clonal selection for machine learning. In Artificial Immune Systems (67-79). https://doi.org/10.1007/978-3-642-03246-2_11

Many recent advances have been made in understanding the functional implications of the global topological properties of biological networks through the application of complex network theory, particularly in the area of small-world and scale-free top... Read More about On AIRS and clonal selection for machine learning.

The secret life of the immune system: inspiring pervasive systems (2009)
Newspaper / Magazine
Hart, E. (2009). The secret life of the immune system: inspiring pervasive systems

The immune system performs more than simply defence and exploiting its additional functionality can lead to the design of better pervasive adaptive systems.

Minimization of incompletely specified mixed polarity Reed Muller functions using genetic algorithm. (2009)
Presentation / Conference Contribution
Al-Jassani, B. A., Urquhart, N. B., & Almaini, A. E. A. (2009). Minimization of incompletely specified mixed polarity Reed Muller functions using genetic algorithm. . https://doi.org/10.1109/12.67320

A New and efficient Genetic Algorithm (GA) based approach is presented to minimise the number of terms of Mixed Polarity Reed Muller (MPRM) single and multi output incompletely specified Boolean functions. The algorithm determines the allocation of d... Read More about Minimization of incompletely specified mixed polarity Reed Muller functions using genetic algorithm..

Design of Wideband Balanced Folded-Arms Dipole Antenna for Mobile Handsets (2009)
Journal Article
Zhou, D., Abd-Alhameed, R. A., See, C. H., & Excell, P. S. (2009). Design of Wideband Balanced Folded-Arms Dipole Antenna for Mobile Handsets. Electromagnetics, 29(8), 641-651. https://doi.org/10.1080/02726340903287406

Investigations of a wideband balanced antenna for mobile handsets covering three bands—GSM1800, GSM1900, and UMTS—are presented. Balanced antennas have advantages in handset applications as they are less affected by juxtaposition with human tissue th... Read More about Design of Wideband Balanced Folded-Arms Dipole Antenna for Mobile Handsets.