Research Repository

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Characterization of energy storage devices for constant power applications (2010)
Conference Proceeding
Kulsangcharoen, P., Klumpner, C., Rashed, M., & Asher, G. (2010). Characterization of energy storage devices for constant power applications. In IECON 2010 - 36th Annual Conference on IEEE Industrial Electronics Societydoi:10.1109/IECON.2010.5675401

In this paper, a few known characterization techniques for supercapacitors have been evaluated with the purpose of being able to predict the roundtrip efficiency of an energy storage system under constant power application. It is found that the user... Read More

High performance multilevel converter topology for interfacing energy storage systems with medium voltage grids (2010)
Conference Proceeding
Rashed, M., Klumpner, C., & Asher, G. (2010). High performance multilevel converter topology for interfacing energy storage systems with medium voltage grids. In IECON 2010 - 36th Annual Conference on IEEE Industrial Electronics Societydoi:10.1109/IECON.2010.5675400

This paper proposes a high performance hybrid cascaded H-Bridge (HB) Multilevel Converter (MLC) with integrated Series Active Power Filter SAPF for interfacing energy storage systems with medium voltage grids. Isolated DC sources comprised of modular... Read More

Concrete pavements as a source of heating and cooling (2010)
Conference Proceeding
Keikha, P., Hall, M., & Dawson, A. (2010). Concrete pavements as a source of heating and cooling

There is great potential to use the large open space of pavement structures, equipped with an embedded pipe network, in conjunction with a heat pump, to provide heating and cooling for adjacent buildings, e.g. airport terminals, shopping centres etc,... Read More

Improved dynamic lexicographic ordering for multi-objective optimisation (2010)
Conference Proceeding
Castro-Gutierrez, J., Landa-Silva, D., & Moreno-Perez, J. A. (2010). Improved dynamic lexicographic ordering for multi-objective optimisation

There is a variety of methods for ranking objectives in multiobjective optimization and some are difficult to define because they require information a priori (e.g. establishing weights in a weighted approach or setting the ordering in a lexicographi... Read More

CODEA : an agent based multi-objective optimization framework (2010)
Conference Proceeding
Castro-Gutierrez, J., Landa-Silva, D., & Moreno-Perez, J. (2010). CODEA : an agent based multi-objective optimization framework

This work presents CODEA, a COoperative DEcentralized Architecture for Multiobjective Optimization. CODEA is an objectoriented framework that aims at the creation of groups of agents to tackle complex problems by cooperative search. This cooperation... Read More

Modelling office energy consumption: an agent based approach (2010)
Conference Proceeding
Zhang, T., Siebers, P., & Aickelin, U. (2010). Modelling office energy consumption: an agent based approach

In this paper, we develop an agent-based model which integrates four important elements, i.e. organisational energy management policies/regulations, energy management technologies, electric appliances and equipment, and human behaviour, based on a ca... Read More

Learning pathway-based decision rules to classify microarray cancer samples (2010)
Conference Proceeding
Glaab, E., Garibaldi, J. M., & Krasnogor, N. (2010). Learning pathway-based decision rules to classify microarray cancer samples

Despite recent advances in DNA chip technology current microarray gene expression studies are still affected by high noise levels, small sample sizes and large numbers of uninformative genes. Combining microarray data with cellular pathway data by us... Read More

Compiling concurrency correctly: cutting out the middle man (2010)
Conference Proceeding
Hu, L., & Hutton, G. (2010). Compiling concurrency correctly: cutting out the middle man

The standard approach to proving compiler correctness for concurrent languages requires the use of multiple translations into an intermediate process calculus. We present a simpler approach that avoids the need for such an intermediate language, usin... Read More

Optimized reprocessing of documents using stored processor state (2010)
Conference Proceeding
Ollis, J. A., Brailsford, D. F., & Bagley, S. R. (2010). Optimized reprocessing of documents using stored processor state

Variable Data Printing (VDP) allows customised versions of material such as advertising flyers to be readily produced. However, VDP is often extremely demanding of computing resources because, even when much of the material stays invariant from one d... Read More

Design analysis of a hybrid jet-pump CO2 compression system (2010)
Conference Proceeding
Worall, M., Omer, S., & Riffat, S. (2010). Design analysis of a hybrid jet-pump CO2 compression system

Transport refrigeration contributes to anthropogenic global warming directly because of leakage of refrigerant, usually using high global warming potential (GWP) refrigerants, and indirectly because of the greenhouse gases emitted in driving the vehi... Read More

Iterated heuristic algorithms for the classroom assignment problem (2010)
Conference Proceeding
Constantino, A. A., Filho, W. M., & Landa-Silva, D. (2010). Iterated heuristic algorithms for the classroom assignment problem

We tackle the classroom assignment problem in a large University with the objective of minimising the total distance between all classrooms assigned to teaching activities in the same course. Additional requirements that should be satisfied include:... Read More

Towards an integrated workforce management system (2010)
Conference Proceeding
Landa-Silva, D., Castillo, A., Bowie, L., & Johnston, H. (2010). Towards an integrated workforce management system

We describe progress towards a workforce management system in which personnel scheduling is integrated with other important processes such as payroll processing, attendance and absence recording, staffing forecast and planning, etc. Our focus is on c... Read More

Evolutionary multi-objective optimization algorithms with probabilistic representation based on pheromone trails (2010)
Conference Proceeding
Li, H., Landa-Silva, D., & Gandibleux, X. (2010). Evolutionary multi-objective optimization algorithms with probabilistic representation based on pheromone trails

Recently, the research on quantum-inspired evolutionary algorithms (QEA) has attracted some attention in the area of evolutionary computation. QEA use a probabilistic representation, called Q-bit, to encode individuals in population. Unlike standard... Read More

Towards the design of heuristics by means of self-assembly (2010)
Conference Proceeding
Terrazas, G., Landa-Silva, D., & Krasnogor, N. (2010). Towards the design of heuristics by means of self-assembly

The current investigations on hyper-heuristics design have sprung up in two different flavours: heuristics that choose heuristics and heuristics that generate heuristics. In the latter, the goal is to develop a problem-domain independent strategy to... Read More

Hybrid cascaded multilevel converter with integrated series Active Power Filter for interfacing energy storage system to medium voltage grid (2010)
Conference Proceeding
Rashed, M., Klumpner, C., & Asher, G. (2010). Hybrid cascaded multilevel converter with integrated series Active Power Filter for interfacing energy storage system to medium voltage grid. In The 2010 International Power Electronics Conference - ECCE ASIA -doi:10.1109/IPEC.2010.5543461

This paper presents a new control strategy for a high performance hybrid cascaded H-Bridge HB multilevel converter with integrated series Active Power Filter Stage APFS. Unequal DC voltage sources are used to energise the converter's HBs. This offers... Read More

Intelligent thermoregulation and homeostasis: lessons from nature (2010)
Conference Proceeding
Worall, M. (2010). Intelligent thermoregulation and homeostasis: lessons from nature

Mankind has developed sophisticated means of maintaining comfortable living conditions around the world. We use many technologies that allow us to achieve thermoregulation and homeostasis and so live, work and survive in otherwise hostile environment... Read More

Reputation-based security protocol for MANETs in highly mobile disconnection-prone environments (2010)
Conference Proceeding
Radenkovic, M., Zakhary, S. R., & Radenkovic, M. (2010). Reputation-based security protocol for MANETs in highly mobile disconnection-prone environments. In 2010 Seventh International Conference on Wireless On-demand Network Systems and Services (WONS), 161--167. doi:10.1109/WONS.2010.5437117

This paper is concerned with fully distributed reputation-based mechanisms that improve security in MANETS. We introduce a number of optimisations to the current reputation schemes used in MANETs such as selective deviation tests and adaptive expirat... Read More

A new penalty term for the BIC with respect to speaker diarization (2010)
Conference Proceeding
Stafylakis, T., Tzimiropoulos, G., Katsouros, V., & Carayannis, G. (2010). A new penalty term for the BIC with respect to speaker diarization

In this paper we examine a new penalty term for the Bayesian Information Criterion (BIC) that is suited to the problem of speaker diarization. Based on our previous approach of penalizing each cluster only with its effective sample size - an approach... Read More

When worlds collide: combining Ordnance Survey and Open Street Map data (2010)
Conference Proceeding
Anand, S., Morley, J., Jiang, W., Du, H., Hart, G., & Jackson, M. (2010). When worlds collide: combining Ordnance Survey and Open Street Map data

The context of this paper is the progress of national and international spatial data infrastructures such as the UK Location Programme and INSPIRE, contrasted against crowd-sourced geospatial databases such as Open Street Map. While initiatives such... Read More

Bidirectional relighting for 3D-aided 2D face recognition (2010)
Conference Proceeding
Toderici, G., Passalis, G., Zafeiriou, S., Tzimiropoulos, G., Petrou, M., Theoharis, T., & Kakadiaris, I. A. (2010). Bidirectional relighting for 3D-aided 2D face recognition

In this paper, we present a new method for bidirectional relighting for 3D-aided 2D face recognition under large pose and illumination changes. During subject enrollment, we build subject-specific 3D annotated models by using the subjects' raw 3D dat... Read More