All Outputs (16)

SC-Track: a robust cell-tracking algorithm for generating accurate single-cell lineages from diverse cell segmentations (2024)
Journal Article
Li, C., Xie, S. S., Wang, J., Sharvia, S., & Chan, K. Y. (2024). SC-Track: a robust cell-tracking algorithm for generating accurate single-cell lineages from diverse cell segmentations. Briefings in Bioinformatics, 25(3), Article bbae192. https://doi.org/10.1093/bib/bbae192

Computational analysis of fluorescent timelapse microscopy images at the single-cell level is a powerful approach to study cellular changes that dictate important cell fate decisions. Core to this approach is the need to generate reliable cell segmen... Read More about SC-Track: a robust cell-tracking algorithm for generating accurate single-cell lineages from diverse cell segmentations.

PCG signals for biometric authentication systems: An in-depth review (2021)
Journal Article
El-Dahshan, E. S. A., Bassiouni, M. M., Sharvia, S., & Salem, A. B. M. (2021). PCG signals for biometric authentication systems: An in-depth review. Computer Science Review, 41, Article 100420. https://doi.org/10.1016/j.cosrev.2021.100420

This review aims to present a survey of the technologies and methodologies used in the phonocardiogram (PCG) biometric systems. The phases used in the PCG which are explored in this paper include data acquisition, de-noising, extracting PCG peaks, fe... Read More about PCG signals for biometric authentication systems: An in-depth review.

A synthesis of logic and bio-inspired techniques in the design of dependable systems (2016)
Journal Article
Papadopoulos, Y., Walker, M., Parker, D., Sharvia, S., Bottaci, L., Kabir, S., Azevedo, L., & Sorokos, I. (2016). A synthesis of logic and bio-inspired techniques in the design of dependable systems. Annual Reviews in Control, 41, 170-182. https://doi.org/10.1016/j.arcontrol.2016.04.008

Much of the development of model-based design and dependability analysis in the design of dependable systems, including software intensive systems, can be attributed to the application of advances in formal logic and its application to fault forecast... Read More about A synthesis of logic and bio-inspired techniques in the design of dependable systems.

Model-based dependability analysis : state-of-the-art, challenges and future outlook (2015)
Book Chapter
Sharvia, S., Kabir, S., Walker, M., & Papadopoulos, Y. (2015). Model-based dependability analysis : state-of-the-art, challenges and future outlook. In I. Mistrik, N. Ali, B. Tekinerdogan, R. Soley, & J. Grundy (Eds.), Software Quality Assurance: In Large Scale and Complex Software-intensive Systems (251-278). Elsevier. https://doi.org/10.1016/B978-0-12-802301-3.00012-0

Abstract: Over the past two decades, the study of model-based dependability analysis has gathered significant research interest. Different approaches have been developed to automate and address various limitations of classical dependability technique... Read More about Model-based dependability analysis : state-of-the-art, challenges and future outlook.

Model transformation for multi-objective architecture optimisation of dependable systems (2015)
Journal Article
Mian, Z., Bottaci, L., Papadopoulos, Y., Sharvia, S., & Mahmud, N. (2015). Model transformation for multi-objective architecture optimisation of dependable systems. Advances in Intelligent Systems and Computing, 307, 91-110. https://doi.org/10.1007/978-3-319-08964-5_6

The promise of model-based engineering is that by use of an integrated and coherent system model both functional and non-functional requirements may be analysed, implemented and tested in a rigorous and cost-effective manner. An important part of mod... Read More about Model transformation for multi-objective architecture optimisation of dependable systems.

A safety analysis approach to clinical workflows : application and evaluation (2014)
Journal Article
Gordon, N., Kabir, S., Sharvia, S., Walker, M., & Al-Qora’n, L. (in press). A safety analysis approach to clinical workflows : application and evaluation. International Journal of Advanced Computer Science and Applications, 4(3), 82-91. https://doi.org/10.14569/SpecialIssue.2014.040310

Clinical workflows are safety critical workflows as they have the potential to cause harm or death to patients. Their safety needs to be considered as early as possible in the development process. Effective safety analysis methods are required to ens... Read More about A safety analysis approach to clinical workflows : application and evaluation.

Integrating model checking with HiP-HOPS in model-based safety analysis (2014)
Journal Article
Sharvia, S., & Papadopoulos, Y. (2015). Integrating model checking with HiP-HOPS in model-based safety analysis. Reliability Engineering and System Safety, 135(March), 64-80. https://doi.org/10.1016/j.ress.2014.10.025

The ability to perform an effective and robust safety analysis on the design of modern safety–critical systems is crucial. Model-based safety analysis (MBSA) has been introduced in recent years to support the assessment of complex system design by fo... Read More about Integrating model checking with HiP-HOPS in model-based safety analysis.

An approach to safety analysis of clinical workflows (2014)
Journal Article
Al-Qora'n, L., Gordon, N., Sharvia, S., Walker, M., & Papadopoulos, Y. (2014). An approach to safety analysis of clinical workflows. Athens Journal of Health, 1(3), 201-216. https://doi.org/10.30958/ajh.1-3-4

A clinical workflow considers the information and processes that are involved in providing a clinical service. They are safety critical since even minor faults have the potential to propagate and consequently cause harm to a patient, or even for a pa... Read More about An approach to safety analysis of clinical workflows.

Safety analysis of clinical workflows: The case of the workflow within a radiology department (2014)
Presentation / Conference Contribution
Gordon, N., Sharvia, S., Walker, M., & Al-Qora'n, L. Safety analysis of clinical workflows: The case of the workflow within a radiology department. Presented at 2014 Science and Information Conference

This paper was originally presented at the Science and Information Conference, 2014, 27-29 August, London. Abstract: Radiology Information Systems (RIS) and Picture Archiving and Communication systems (PACS) are used widely to help in the workflow ma... Read More about Safety analysis of clinical workflows: The case of the workflow within a radiology department.

Enhancing the EAST-ADL error model with HiP-HOPS semantics (2014)
Journal Article
Sharvia, S., Papadopoulos, Y., Chen, D.-J., Walker, M., Yuan, W., & Lönn, H. (2014). Enhancing the EAST-ADL error model with HiP-HOPS semantics. Athens journal of technology & engineering, 1(2), 119-136

EAST-ADL is a domain-specific modelling language for the engineering of automotive embedded systems. The language has abstractions that enable engineers to capture a variety of information about design in the course of the lifecycle — from requiremen... Read More about Enhancing the EAST-ADL error model with HiP-HOPS semantics.

Safety Analysis of a Remote Patient Monitoring System with a Guideline Based Decision Support (2013)
Book Chapter
Al-Qora'n, L., Sharvia, S., Papadopoulos, Y., & Gordon, N. (2013). Safety Analysis of a Remote Patient Monitoring System with a Guideline Based Decision Support. In Global Telemedicine and eHealth Updates: Knowledge Resources (527 - 531). International Society for Telemedicine & eHealth

Home Telehealth systems are used to help in the management of chronic conditions by patients themselves. Effective safety analysis tools are needed to ensure reliability and safety of these high risk systems. We hereby explain how Hierarchically-Perf... Read More about Safety Analysis of a Remote Patient Monitoring System with a Guideline Based Decision Support.

Integrated application of compositional and behavioural safety analysis (2011)
Book Chapter
Sharvia, S., & Papadopoulos, Y. (2011). Integrated application of compositional and behavioural safety analysis. In W. Zamojski, J. Kacprzyk, J. Mazurkiewicz, J. Sugier, & T. Walkowiak (Eds.), Dependable Computer Systems (179-192). Springer. https://doi.org/10.1007/978-3-642-21393-9_14

The design complexity of modern safety critical systems presents various challenges for its safety assessment process. In recent years, Model-Based Safety Analysis (MBSA) has been proposed to achieve more-robust and effective safety assessment techni... Read More about Integrated application of compositional and behavioural safety analysis.

Integrated application of compositional and behavioural safety analysis (2011)
Thesis
Sharvia, S. (2011). Integrated application of compositional and behavioural safety analysis. (Thesis). University of Hull. Retrieved from https://hull-repository.worktribe.com/output/4211046

To address challenges arising in the safety assessment of critical engineering systems, research has recently focused on automating the synthesis of predictive models of system failure from design representations. In one approach, known as compositio... Read More about Integrated application of compositional and behavioural safety analysis.

An approach to optimization of fault tolerant architectures using HiP-HOPS (2011)
Journal Article
Adachi, M., Papadopoulos, Y., Sharvia, S., Parker, D., & Tohdo, T. (2011). An approach to optimization of fault tolerant architectures using HiP-HOPS. Software: Practice and Experience, 41(11), 1303-1327. https://doi.org/10.1002/spe.1044

New processes for the design of dependable systems must address both cost and dependability concerns. They should also maximize the potential for automation to address the problem of increasing technological complexity and the potentially immense des... Read More about An approach to optimization of fault tolerant architectures using HiP-HOPS.

Model-connected safety cases
Presentation / Conference Contribution
Retouniotis, A., Papadopoulos, Y., Sorokos, I., Parker, D., Matragkas, N., & Sharvia, S. Model-connected safety cases

© 2017, Springer International Publishing AG. We propose the concept of a model-connected safety case that could simplify certification of complex systems. System design models support the synthesis of both the structure of the safety case and the ev... Read More about Model-connected safety cases.

Non-coherent modelling in compositional fault tree analysis
Presentation / Conference Contribution
Sharvia, S., & Papadopoulos, Y. I. Non-coherent modelling in compositional fault tree analysis

The inclusion of NOT gates in a fault tree creates a 'non-coherent' structure in which not only the failure of a component but also the negation of failure, i.e. the working state of the component, can contribute to the undesirable effects on a syste... Read More about Non-coherent modelling in compositional fault tree analysis.