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All Outputs (43)

TwoDCA: A 2-Dimensional Dendritic Cell Algorithm with Dynamic Cell Migration (2022)
Presentation / Conference Contribution
Greensmith, J., & Yang, L. (2022, July). TwoDCA: A 2-Dimensional Dendritic Cell Algorithm with Dynamic Cell Migration. Presented at 2022 IEEE Congress on Evolutionary Computation (CEC), Padua, Italy

The Dendritic Cell Algorithm (DCA) is a multi-agent artificial immune system designed for anomaly detection. The algorithm is composed of artificial dendritic cell agents that process timestamped stream data. The lifespan of a cell agent is determine... Read More about TwoDCA: A 2-Dimensional Dendritic Cell Algorithm with Dynamic Cell Migration.

Necrotic Behavioral Control of Agent Behavior in the Iterated Prisoner’s Dilemma (2021)
Presentation / Conference Contribution
Saunders, A., Ashlock, D., & Greensmith, J. (2021, June). Necrotic Behavioral Control of Agent Behavior in the Iterated Prisoner’s Dilemma. Presented at 2021 IEEE Congress on Evolutionary Computation (CEC), Kraków, Poland

As the Covid-19 pandemic of 2020 illustrates, controlling the behavior of social agents is a difficult problem. This study examines the potential for an immune-inspired technique called necrosis to steer the behavior of agent populations that are evo... Read More about Necrotic Behavioral Control of Agent Behavior in the Iterated Prisoner’s Dilemma.

Further Exploration of Necrotic Control of Evolved Art (2020)
Presentation / Conference Contribution
Ashlock, D., & Greensmith, J. (2020, December). Further Exploration of Necrotic Control of Evolved Art. Presented at 2020 IEEE Symposium Series on Computational Intelligence (SSCI), Canberra, ACT, Australia

This study is the second in investigating the use of necrosis based filtration as a method of steering evolutionary algorithms to create evolved art. We use a technique inspired by the danger theory of immune system activation - a method employed in... Read More about Further Exploration of Necrotic Control of Evolved Art.

Necrotic Control of the Aesthetics of Evolved Art (2020)
Presentation / Conference Contribution
Ashlock, D., & Greensmith, J. (2020, July). Necrotic Control of the Aesthetics of Evolved Art. Presented at 2020 IEEE Congress on Evolutionary Computation (CEC), Glasgow, United Kingdom

This study uses necrosis, a technique from the domain of artificial immune systems, to control the evolution of apoptotic cellular automata. These automata generate complex images that require a very small amount of initial data. The genes that yield... Read More about Necrotic Control of the Aesthetics of Evolved Art.

Migration threshold tuning in the deterministic dendritic cell algorithm (2019)
Book Chapter
Greensmith, J. (2019). Migration threshold tuning in the deterministic dendritic cell algorithm. In C. Martín-Vide, G. Pond, & M. A. Vega-Rodríguez (Eds.), Theory and Practice of Natural Computing: 8th International Conference, TPNC 2019, Kingston, ON, Canada, December 9–11, 2019: proceedings (122-133). Springer. https://doi.org/10.1007/978-3-030-34500-6_8

In this paper we explore the sensitivity of the migration threshold parameter in the Deterministic Dendritic Cell Algorithm (dDCA), one of the four main types of Artificial Immune System. This is with a view to the future construction of a DCA augmen... Read More about Migration threshold tuning in the deterministic dendritic cell algorithm.

The Functional Dendritic Cell Algorithm: A formal specification with Haskell (2017)
Presentation / Conference Contribution
Greensmith, J., & Gale, M. B. (2017, June). The Functional Dendritic Cell Algorithm: A formal specification with Haskell. Presented at 2017 IEEE Congress on Evolutionary Computation (CEC), Donostia, San Sebastián, Spain

The Dendritic Cell Algorithm (DCA) has been described in a number of different ways, sometimes resulting in incorrect implementations. We believe this is due to previous, imprecise attempts to describe the algorithm. The main contribution of this pap... Read More about The Functional Dendritic Cell Algorithm: A formal specification with Haskell.

Exploiting the Plasticity of Primary and Secondary Response Mechanisms in Artificial Immune Systems (2016)
Presentation / Conference Contribution
Greensmith, J., Jackson, A. M., & Spendlove, I. (2016, July). Exploiting the Plasticity of Primary and Secondary Response Mechanisms in Artificial Immune Systems. Presented at GECCO '16 Companion 2016 on Genetic and Evolutionary Computation Conference Companion, Denver, Colorado, USA

One of the key properties of the human immune system is to detect the presence of pathogens, and as such there are numberous immune algorithm which perform anomaly detection and pattern recognition. An additional facet of the human immune system is t... Read More about Exploiting the Plasticity of Primary and Secondary Response Mechanisms in Artificial Immune Systems.

Stromal fibroblasts support dendritic cells to maintain IL-23/Th17 responses after exposure to ionizing radiation (2016)
Journal Article
Malecka, A., Wang, O., Shah, S., Sutavani, R. V., Spendlove, I., Ramage, J. M., Greensmith, J., Franks, H. A., Gough, M. J., Saalbach, A., Patel, P. M., & Jackson, A. M. (2016). Stromal fibroblasts support dendritic cells to maintain IL-23/Th17 responses after exposure to ionizing radiation. Journal of Leukocyte Biology, 100(2), 381-389. https://doi.org/10.1189/jlb.3A1015-474R

Dendritic cell function is modulated by stromal cells, including fibroblasts. Although poorly understood, the signals delivered through this crosstalk substantially alter dendritic cell biology. This is well illustrated with release of TNF-0/IL-113 f... Read More about Stromal fibroblasts support dendritic cells to maintain IL-23/Th17 responses after exposure to ionizing radiation.

Theoretical formulation and analysis of the deterministic dendritic cell algorithm (2013)
Journal Article
Gu, F., Greensmith, J., & Aickelin, U. (2013). Theoretical formulation and analysis of the deterministic dendritic cell algorithm. BioSystems, 111(2), 127-135. https://doi.org/10.1016/j.biosystems.2013.01.001

As one of the emerging algorithms in the field of artificial immune systems (AIS), the dendritic cell algorithm (DCA) has been successfully applied to a number of challenging real-world problems. However, one criticism is the lack of a formal definit... Read More about Theoretical formulation and analysis of the deterministic dendritic cell algorithm.

The dendritic cell algorithm for intrusion detection (2012)
Book Chapter
Gu, F., Greensmith, J., & Aickelin, U. (2012). The dendritic cell algorithm for intrusion detection. In P. Lio, & D. Verma (Eds.), Biologically inspired networking and sensing : algorithms and architectures. IGI Global

As one of the solutions to intrusion detection problems, Artificial Immune Systems (AIS) have shown their advantages. Unlike genetic algorithms, there is no one archetypal AIS, instead there are four major paradigms. Among them, the Dendritic Cell Al... Read More about The dendritic cell algorithm for intrusion detection.

A beginner's guide to systems simulation in immunology (2012)
Presentation / Conference Contribution
Figueredo, G. P., Siebers, P.-O., Aickelin, U., & Foan, S. (2012, August). A beginner's guide to systems simulation in immunology. Presented at 11th International Conference, ICARIS 2012, Taormina, Italy

Some common systems modelling and simulation approaches for immune problems are Monte Carlo simulations, system dynamics, discrete-event simulation and agent-based simulation. These methods, however, are still not widely adopted in immunology researc... Read More about A beginner's guide to systems simulation in immunology.

Quiet in class: classification, noise and the dendritic cell algorithm (2011)
Journal Article
Gu, F., Feyereisl, J., Oates, R., Reps, J., Greensmith, J., & Aickelin, U. (2011). Quiet in class: classification, noise and the dendritic cell algorithm. Lecture Notes in Artificial Intelligence, 6825, https://doi.org/10.1007/978-3-642-22371-6_17

Theoretical analyses of the Dendritic Cell Algorithm (DCA) have yielded several criticisms about its underlying structure and operation. As a result, several alterations and fixes have been suggested in the literature to correct for these findings. A... Read More about Quiet in class: classification, noise and the dendritic cell algorithm.

Personalizing the theme park: psychometric profiling and physiological monitoring (2011)
Presentation / Conference Contribution
Rennick-Egglestone, S., Whitbrook, A., Leygue, C., Greensmith, J., Walker, B., Benford, S., Schnädelbach, H., Reeves, S., Marshall, J., Kirk, D., Tennent, P., Irune, A., & Rowland, D. (2011, July). Personalizing the theme park: psychometric profiling and physiological monitoring. Presented at 19th International Conference, UMAP 2011, Girona, Spain

Theme parks are important and complex forms of entertainment, with a broad user-base, and with a substantial economic impact. In this paper, we present a case study of an existing theme park, and use this to motivate two research challenges in relati... Read More about Personalizing the theme park: psychometric profiling and physiological monitoring.

Recommending rides: psychometric profiling in the theme park (2010)
Journal Article
Rennick-Egglestone, S., Whitbrook, A., Greensmith, J., Walker, B., Benford, S., Marshall, J., Kirk, D., Schnädelbach, H., Irune, A., & Rowland, D. (2010). Recommending rides: psychometric profiling in the theme park. https://doi.org/10.1145/1902593.1902600

This paper presents a study intended to inform the design of a recommender system for theme park rides. It examines the efficacy of psychometric testing for profiling theme park visitors, with the aim of establishing a set of measures to be included... Read More about Recommending rides: psychometric profiling in the theme park.

Performance evaluation of DCA and SRC on a single bot detection (2010)
Journal Article
Al-Hammadi, Y., Aickelin, U., & Greensmith, J. (2010). Performance evaluation of DCA and SRC on a single bot detection

Malicious users try to compromise systems using new techniques. One of the recent techniques used by the attacker is to perform complex distributed attacks such as denial of service and to obtain sensitive data such as password information. These com... Read More about Performance evaluation of DCA and SRC on a single bot detection.

Artificial immune systems (2010)
Book Chapter
Greensmith, J., Whitbrook, A., & Aickelin, U. (2010). Artificial immune systems. In M. Gendreau, & J.-Y. Potvin (Eds.), Handbook of metaheuristics. Springer

The human immune system has numerous properties that make it ripe for exploitation in the computational domain, such as robustness and fault tolerance, and many different algorithms, collectively termed Artificial Immune Systems
(AIS), have been ins... Read More about Artificial immune systems.

Information Fusion for Anomaly Detection with the Dendritic Cell Algorithm (2009)
Journal Article
Greensmith, J., Aickelin, U., & Tedesco, G. (2010). Information Fusion for Anomaly Detection with the Dendritic Cell Algorithm. Information Fusion, 11(1), 21-34. https://doi.org/10.1016/j.inffus.2009.04.006

Dendritic cells are antigen presenting cells that provide a vital link between the innate and adaptive immune system, providing the initial detection of pathogenic invaders. Research into this family of cells has revealed that they
perform informati... Read More about Information Fusion for Anomaly Detection with the Dendritic Cell Algorithm.

Exploration of the dendritic cell algorithm with the duration calculus (2009)
Presentation / Conference Contribution
Gu, F., Greensmith, J., & Aickelin, U. (2009, August). Exploration of the dendritic cell algorithm with the duration calculus. Presented at 8th international conference, ICARIS 2009, York, UK

As one of the newest members in Artificial Immune Systems (AIS), the Dendritic Cell Algorithm (DCA) has been applied to a range of problems. These applications mainly belong to the field of anomaly detection. Real-time detection, a new challenge to a... Read More about Exploration of the dendritic cell algorithm with the duration calculus.

DCA for bot detection (2008)
Book Chapter
Al-Hammadi, Y., Aickelin, U., & Greensmith, J. (2008). DCA for bot detection. In IEEE Congress on Evolutionary Computation, 2008: CEC 2008. IEEE

Ensuring the security of computers is a non-trivial task, with many techniques used by malicious users to compromise these systems. In recent years a new threat has emerged in the form of networks of hijacked zombie machines used to perform complex d... Read More about DCA for bot detection.