Stephen Crabbe

Stephen Crabbe
  • Fraunhofer Institute for High-Speed Dynamics, Ernst-Mach-Institut

About

25
Publications
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309
Citations

Publications

Publications (25)
Conference Paper
Full-text available
Risk control and resilience of critical infrastructures (CI) and similar cyber physical socio technical systems are increasingly requested by legal regulations and emerging technical standards at international, European (ECI) and national levels, e.g. the German KRITIS umbrella law. Along with the increase of knowledge, the number of methods for CI...
Preprint
Full-text available
As critical infrastructures, railways and metros, as well as related intermodal transport operators, can be considered as attractive targets for cyber and/or physical attacks. In this context, the goal of the EU H2020 SAFETY4RAILS project is to ensure resilience of rail and metro transport in the case of such crises. To do so, SAFETY4RAILS is co-de...
Conference Paper
Full-text available
SAFETY4RAILS is the acronym for the European Union Horizon 2020 co-funded innovation project entitled: "Data-based analysis for safety and security protection for detection, prevention, mitigation and response in trans-modal metro and railway networks" which started in October 2020. Its focus is to support the increase of security and resilience ag...
Conference Paper
Full-text available
SAFETY4RAILS is the acronym for the European Union Horizon 2020 co-funded innovation project entitled: "Data-based analysis for safety and security protection for detection, prevention, mitigation and response in trans-modal metro and railway networks" which started in October 2020. Its focus is to support the increase of security and resilience ag...
Conference Paper
Full-text available
Railway transportation dynamically performs under complex coherent systems and fail-safe interlocking conditions. Security and safety are the first priorities of this massive intermodal transportation. However, railway systems, like any other critical infrastructure, face many threats that can take not only the form of physical, but may also be cyb...
Presentation
Full-text available
An overview is provided of expert witness legal duties and Criminal Justice System (CJS) quality requirements in England (U.K.) when providing expert opinion evidence based on a new CSI scanning technology. The analysis is contributing into the development of the 3D-Forensics system – a mobile high-resolution 3D scanning system for the recovery and...
Conference Paper
The FP7 project PROGRESS aims at improving the security and resilience of European space systems such as GNSS (Global Navigation Satellite Systems). It focuses on the detection and mitigation of attacks on ground-based infrastructures from highly educated attackers whose numbers may increase in the near future. This paper outlines the main project...
Chapter
Full-text available
This paper presents the latest results of the 3D-Forensics project to develop a mobile high-resolution 3D scanning system for the recovery and analysis of footwear and tyre impression trace evidence left at crime scenes towards the end of the project's completion. The prototype 3D-scanner and analysis software are presented together with the test a...
Conference Paper
Full-text available
Increasing urbanisation drives the need for new solutions for security issues on all levels of urban planning. This paper describes a toolset of computer assisted tools that enables urban planners and associated parties, such as architects or engineers to make well-considered, systematic, qualitative and quantitative assessments of urban areas rega...
Conference Paper
Full-text available
A steadily increasing number of the world’s population is living in urban centres. The issue of security and citizen safety in densely populated areas is of paramount importance and a growing concern. In view of the growing sensitivity to terrorism and large scale accident scenarios, natural disasters and crime, urban planning practice must incorpo...
Conference Paper
Full-text available
Efficient detection of people hidden by walls or rubble is of interest for rescue, surveillance and security operations. A useful method applies an ultra-wideband radar approach for this purpose since electromagnetic waves in the lower GHz-range penetrate most non-metallic materials. The paper gives a short overview of the particular radar concepti...
Chapter
Full-text available
The first section of the paper will introduce the philosophy behind the RADIOTECT project, which includes investigation into through wall applications and through clothes imaging for rescue and security applications. The second section of the paper will shortly introduce the project partners. The third section of the paper will concentrate on prese...
Article
Full-text available
We describe the architecture and design of a through-the-wall radar. The radar is applied for the detection and localization of people hidden behind obstacles. It implements a new adaptive processing technique for people detection, which is introduced in this article. This processing technique is based on exponential averaging with adopted weightin...
Article
Full-text available
The IST-2000-25348-BIOSENS project carried out a number of studies to assess the use of explosive detection technology for humanitarian demining. This paper presents sampling/collection technology developed, test methodology and results including comparisons with dogs and soil sampling. Findings are presented in terms of the detection of explosive...
Article
Full-text available
The IST-2000-25348-BIOSENS project carried out a number of studies to assess the use of explosive detection technology for humanitarian demining. This paper presents sampling/collection technology developed, test methodology and results including comparisons with dogs and soil sampling. Findings are presented in terms of the detection of explosive...
Article
Full-text available
This paper presents the development results for three sensor technologies: metal detector (MD) array, ultrawideband (UWB) ground penetrating radar (GPR) array and biosensor sample collection and analysis system. It provides results on explosives findings for demining and demonstrates how the false alarm rate (FAR) of the MD may be reduced while mai...
Article
Full-text available
b Technical University Ilmenau, Germany (TUI); c MEODAT GmbH, Germany (MEODAT; d IDS Ingegneria dei Sistemi S.p.A., Italy (IDS); e Biosensor Applications Sweden AB (BAAB), Sweden; f Schiebel Elektronische Geraete GmbH (SCHIEBEL), Austria; g GTD Ingenieria de Sistemas y Software Industrial S.A. (GTD), Spain; h Swedish Rescue Services Agency (SRSA),...
Article
Full-text available
The DEMAND project is sponsored by the European Commission in the Information Society Technologies programme. This paper describes the background which led to the initiation of the DEMAND project and its concept. Technical results are then provided for each of the main sensors in the project; metal detector array, ground penetrating radar and biose...
Article
Full-text available
Ultra wideband (UWB) radar and impedance spectroscopy are of great interest for a vast number of applications such as surface penetrating radar, surveillance and emergency radar, medical instrumentation, non-destructive testing in civil engineering and the food industry, industrial sensors and microwave imaging and many others. The fractional bandw...

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