Dynamic control and information processing in the Belousov-Zhabotinsky reaction using a coevolutionary algorithm (2008)
Journal Article
Toth, R., Stone, C., Adamatzky, A., De Lacy Costello, B., & Bull, L. (2008). Dynamic control and information processing in the Belousov-Zhabotinsky reaction using a coevolutionary algorithm. Journal of Chemical Physics, 129(18), 184708. https://doi.org/10.1063/1.2932252

We propose that the behavior of nonlinear media can be controlled dynamically through coevolutionary systems. In this study, a light-sensitive subexcitable Belousov-Zhabotinsky reaction is controlled using a heterogeneous cellular automaton. A checke... Read More about Dynamic control and information processing in the Belousov-Zhabotinsky reaction using a coevolutionary algorithm.

Highly sensitive room temperature sensors based on the UV-LED activation of zinc oxide nanoparticles (2008)
Journal Article
de Lacy Costello, B., Ewen, R. J., Ratcliffe, N. M., & Richardson, M. (2008). Highly sensitive room temperature sensors based on the UV-LED activation of zinc oxide nanoparticles. Sensors and Actuators B: Chemical, 134(2), 945-952. https://doi.org/10.1016/j.snb.2008.06.055

This study describes novel work on the use of UV-light emitting diodes (LEDs) to enhance the room temperature gas sensitivity of thick film zinc oxide sensors. Sensors based on nanoparticulates of zinc oxide activated with a UV-LED of peak wavelength... Read More about Highly sensitive room temperature sensors based on the UV-LED activation of zinc oxide nanoparticles.

Co-evolving cellular automatat with memory for chemical computing: Boolean logic gates in the BZ reaction (2008)
Presentation / Conference
Stone, C., Toth, R., de Lacy Costello, B., Adamatzky, A., & Bull, L. (2008, September). Co-evolving cellular automatat with memory for chemical computing: Boolean logic gates in the BZ reaction. Paper presented at 10th International Conference Parallel problem solving from Nature- PPSN X, Dortmund, Germany

Coevolving cellular automata with memory for chemical computing: Boolean logic gates in the BZ reaction (2008)
Book Chapter
Stone, C., Toth, R., de Lacy Costello, B., Bull, L., & Adamatzky, A. (2008). Coevolving cellular automata with memory for chemical computing: Boolean logic gates in the BZ reaction. In G. Rudolph, T. Jansen, S. M. Lucas, C. Poloni, & N. Beume (Eds.), Parallel Problem Solving from Nature - PPSN X: 10th International Conference Dortmund, Germany, September 13-17, 2008 (579-588). Berlin/Heidelberg: Springer

A sensor system for monitoring the simple gases hydrogen, carbon monoxide, hydrogen sulfide, ammonia and ethanol in exhaled breath (2008)
Journal Article
de Lacy Costello, B., Ewen, R. J., & Ratcliffe, N. M. (2008). A sensor system for monitoring the simple gases hydrogen, carbon monoxide, hydrogen sulfide, ammonia and ethanol in exhaled breath. Journal of Breath Research, 2(3), https://doi.org/10.1088/1752-7155/2/3/037011

A sensor array system was constructed incorporating electrochemical sensors for hydrogen, carbon monoxide, hydrogen sulfide and ethanol, a ceramic sensor for total volatiles and a dye-based optical ammonia sensor. The system was calibrated using stan... Read More about A sensor system for monitoring the simple gases hydrogen, carbon monoxide, hydrogen sulfide, ammonia and ethanol in exhaled breath.

An analysis of volatiles in the headspace of the faeces of neonates (2008)
Journal Article
Ewen, R., de Lacy Costello, B., Ewer, A. K., Garner, C. E., Probert, C. S., Ratcliffe, N. M., & Smith, S. (2008). An analysis of volatiles in the headspace of the faeces of neonates. Journal of Breath Research, 2(3), 037023. https://doi.org/10.1088/1752-7155/2/3/037023

A gas chromatography/mass spectrometry (GCMS) analysis of the headspace from the faeces of neonates was undertaken to record the volatiles associated with preterm babies on a neonatal unit. The compounds ethanol, acetone, 2-ethyl-1-hexanol, 3-methylb... Read More about An analysis of volatiles in the headspace of the faeces of neonates.

A comparative study of the analysis of human urine headspace using gas chromatography-mass spectrometry (2008)
Journal Article
Smith, S., Burden, H., Persad, R., Whittington, K., de Lacy Costello, B., Ratcliffe, N. M., & Probert, C. S. (2008). A comparative study of the analysis of human urine headspace using gas chromatography-mass spectrometry. Journal of Breath Research, 2(3), 037022. https://doi.org/10.1088/1752-7155/2/3/037022

First-void urine samples were obtained from 24 elderly, asymptomatic men (median age 62.9 years). The headspace above pH adjusted urine samples were extracted using a carboxen/polydimethylsiloxane solid phase micro-extraction fibre and the volatile o... Read More about A comparative study of the analysis of human urine headspace using gas chromatography-mass spectrometry.

The characteristics of novel low-cost sensors for volatile biomarker detection (2008)
Journal Article
de Lacy Costello, B., Ewen, R. J., Ratcliffe, N. M., & Richards, M. (2008). The characteristics of novel low-cost sensors for volatile biomarker detection. Journal of Breath Research, 2(3), 037017. https://doi.org/10.1088/1752-7155/2/3/037017

For breath analyses, volatile detectors capable of sensing extremely low concentrations in the sub-ppm range are required. Novel room temperature sensors were fabricated based on ultraviolet light activation of nanoparticulate metal oxide surfaces us... Read More about The characteristics of novel low-cost sensors for volatile biomarker detection.

A sensor system for monitoring the simple gases hydrogen, carbon monoxide, hydrogen sulfide, ammonia and ethanol in exhaled breath (2008)
Journal Article
de Lacy Costello, B. (2008). A sensor system for monitoring the simple gases hydrogen, carbon monoxide, hydrogen sulfide, ammonia and ethanol in exhaled breath. Journal of Breath Research, 2(3), 037011. https://doi.org/10.1088/1752-7155/2/3/037011

A sensor array system was constructed incorporating electrochemical sensors for hydrogen, carbon monoxide, hydrogen sulfide and ethanol, a ceramic sensor for total volatiles and a dye-based optical ammonia sensor. The system was calibrated using stan... Read More about A sensor system for monitoring the simple gases hydrogen, carbon monoxide, hydrogen sulfide, ammonia and ethanol in exhaled breath.

On logical gates in precipitating medium: Cellular automaton model (2008)
Journal Article
Martínez, G. J., Adamatzky, A., & de Lacy Costello, B. (2008). On logical gates in precipitating medium: Cellular automaton model. Physics Letters A, 372(31), 5115-5119. https://doi.org/10.1016/j.physleta.2008.05.087

We study a two-dimensional semi-totalistic binary cell-state cellular automaton, which imitates a reversible precipitation in an abstract chemical medium. The systems exhibits a non-trivial growth and nucleation. We demonstrate how basic computationa... Read More about On logical gates in precipitating medium: Cellular automaton model.

Foreign exchange trading using a learning classifier system (2008)
Journal Article
Stone, C., & Bull, L. (2008). Foreign exchange trading using a learning classifier system. Studies in Computational Intelligence, 125, 169-189. https://doi.org/10.1007/978-3-540-78979-6_8

We apply a simple Learning Classifier System to a foreign exchange trading problem. The performance of the Learning Classifier System is compared to that of a Genetic Programming approach from the literature. The simple Learning Classifier System is... Read More about Foreign exchange trading using a learning classifier system.

Learning classifier systems in data mining: An introduction (2008)
Journal Article
Bernadó-Mansilla, E., Bull, L., & Holmes, J. (2008). Learning classifier systems in data mining: An introduction. Studies in Computational Intelligence, 125, 1-15. https://doi.org/10.1007/978-3-540-78979-6_1

This chapter provides an introduction to Learning Classifier Systems before reviewing a number of historical uses in data mining. An overview of the rest of the volume is then presented. © 2008 Springer-Verlag Berlin Heidelberg.

On the effects of node duplication and connection-oriented constructivism in neural XCSF (2008)
Presentation / Conference
Howard, G., & Bull, L. (2008, July). On the effects of node duplication and connection-oriented constructivism in neural XCSF. Paper presented at Proceedings of the 2008 GECCO conference companion on Genetic and evolutionary computation, Atlanta, USA

On the effect of long-term electrical stimulation on three-dimensional cell cultures: Hen embryo brain spheroids (2008)
Journal Article
Uroukov, I. S., & Bull, L. (2008). On the effect of long-term electrical stimulation on three-dimensional cell cultures: Hen embryo brain spheroids. Medical Devices: Evidence and Research, 1, 1-12. https://doi.org/10.2147/mder.s3245

A comprehensive dataset of multielectrode array recordings was collected from three-dimensional hen embryo brain cell cultures, termed spheroids, under long-term electrical stimulation. The aim is to understand the ongoing changes in the spiking acti... Read More about On the effect of long-term electrical stimulation on three-dimensional cell cultures: Hen embryo brain spheroids.

On coupling random boolean networks (2008)
Presentation / Conference
Bull, L., & Alonso-Sanz, A. (2008, June). On coupling random boolean networks. Paper presented at Automata 2008: Theory and Applications of Cellular Automata, Bristol, UK, Bristol, UK

Computation by competing patterns: life rule B2/S2345678 (2008)
Presentation / Conference
Martinez, G. J., Adamatzky, A., McIntosh, H. V., & de Lacy Costello, B. (2008, June). Computation by competing patterns: life rule B2/S2345678. Paper presented at Automata 2008, Bristol, UK

Elementary coupled cellular automata with memory (2008)
Presentation / Conference
Alonso-Sanz, R., & Bull, L. (2008, June). Elementary coupled cellular automata with memory. Paper presented at Automata 2008, Bristol, UK

Towards designing collision based chemical logic gates with adaptive computing (2008)
Presentation / Conference
Toth, R., Stone, C., de Lacy Costello, B., Adamatzky, A., & Bull, L. (2008, June). Towards designing collision based chemical logic gates with adaptive computing. Paper presented at IPCC 2008, Concordia University, Montreal, Canada

Self-adaptive constructivism in neural xcs and xcsf (2008)
Presentation / Conference
Howard, D., Bull, L., & Lanzi, P. L. (2008, June). Self-adaptive constructivism in neural xcs and xcsf. Paper presented at 2008 Genetic and Evolutionary Computation Conference

Reinforcement learning by an accuracy-based fuzzy classifier system with real-valued output (2008)
Presentation / Conference
Casillas, J., Carse, B., & Bull, L. (2008, June). Reinforcement learning by an accuracy-based fuzzy classifier system with real-valued output. Paper presented at International Workshop on Genetic Fuzzy Systems