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10 changes: 5 additions & 5 deletions paper/paper.bib
Expand Up @@ -32,7 +32,7 @@ @article{hall_strategic_2016
abstract = {There have been many calls for a more strategic, long-term approach to national infrastructure in the UK and elsewhere around the world. While appealing in principle, developing a national infrastructure strategy in practice poses major challenges of complexity and uncertainty. The UK Infrastructure Transitions Research Consortium has set out a systematic methodology for long-term analysis of the performance of national infrastructure systems. It deals with each infrastructure sector – energy, transport, digital communications, water supply, waste water, flood protection and solid waste – in a consistent framework and assesses the interdependencies between sectors. The method is supported with the world’s first infrastructure ‘system-of-systems’ model, which has been developed for long-term decision analysis in interdependent infrastructure systems. This paper presents the Nismod model’s analysis in the National Needs Assessment report launched at the Institution of Civil Engineers in October 2016.},
urldate = {2016-11-26},
journal = {Proceedings of the Institution of Civil Engineers - Civil Engineering},
author = {Hall, Jim W. and Thacker, Scott and Ives, Matt C. and Cao, Yue and Chaudry, Modassar and Blainey, Simon P. and Oughton, Edward J.},
author = {Hall, J.~W. and Thacker, S. and Ives, M.~C. and Cao, Y. and Chaudry, M. and Blainey, S.~P. and Oughton, E.~J.},
month = nov,
year = {2016},
pages = {1--9},
Expand Down Expand Up @@ -63,7 +63,7 @@ @article{oughton_economic_2018
language = {en},
urldate = {2018-12-31},
journal = {Oxford Research Encyclopedia of Natural Hazard Science},
author = {Oughton, E.J.},
author = {Oughton, E.~J.},
month = nov,
year = {2018},
file = {Snapshot:C\:\\Users\\edwar\\Zotero\\storage\\RUYM6CK8\\acrefore-9780199389407-e-315.html:text/html}
Expand All @@ -81,7 +81,7 @@ @article{oughton_stochastic_2019
number = {9},
urldate = {2019-09-09},
journal = {Risk Analysis},
author = {Oughton, Edward J. and Ralph, Daniel and Pant, Raghav and Leverett, Eireann and Copic, Jennifer and Thacker, Scott and Dada, Rabia and Ruffle, Simon and Tuveson, Michelle and Hall, Jim W.},
author = {Oughton, E.~J. and Ralph, D. and Pant, R. and Leverett, E. and Copic, J. and Thacker, S. and Dada, R. and Ruffle, S. and Tuveson, M. and Hall, J,~W.},
year = {2019},
keywords = {Critical National Infrastructure, cyber-physical attack, infrastructure},
pages = {2012--2031},
Expand All @@ -99,7 +99,7 @@ @article{zorn_quantifying_2016
number = {3},
urldate = {2021-01-06},
journal = {Earthquake Spectra},
author = {Zorn, Conrad R. and Shamseldin, Asaad Y.},
author = {Zorn, C.~R. and Shamseldin, A.~Y.},
month = aug,
year = {2016},
note = {Publisher: SAGE Publications Ltd STM},
Expand All @@ -119,7 +119,7 @@ @article{hickford_resilience_2018
number = {3},
urldate = {2021-01-06},
journal = {Environment Systems and Decisions},
author = {Hickford, Adrian J. and Blainey, Simon P. and Ortega Hortelano, Alejandro and Pant, Raghav},
author = {Hickford, A.~J. and Blainey, S.~P. and Ortega-Hortelano, A. and Pant, R.},
month = sep,
year = {2018},
pages = {278--291},
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54 changes: 27 additions & 27 deletions paper/paper.md
Expand Up @@ -8,10 +8,12 @@ tags:
authors:
- name: Edward J Oughton
orcid: 0000-0002-2766-008X
affiliation: "1"
affiliation: "1,2"
affiliations:
- name: Geography and Geoinformation Sciences, George Mason University
index: 1
- name: Environmental Change Institute, University of Oxford
index: 2
date: 06 January 2021
bibliography: paper.bib
---
Expand All @@ -38,16 +40,14 @@ of this repository is to fill this gap.

# Statement of Need

Disruption in electricity supply has major ramifications for both society and the economy.
Risk analysts have a major interest in trying to understand the potential business interuption
impacts in order to protect societ and the economy.
Disruption in electricity has major ramifications for both society and the economy. Risk
analysts have a major interest in trying to understand the potential business interuption
impacts in order to protect both society and the economy.

For example, catastrophic events such as cyber-attacks are both a major risk management issue
for governments in order to protect lives and livelihoods. However, where there is risk, there
are also potential business opportunities for the insurance industry, which can also have a
beneficial societal impact by sharing risk [@kelly_integrated_2016].

The literature is full of infrastructure risk papers.
For example, catastrophic events such as major cyber-attacks are a serious risk management
issue for governments in order to protect lives and livelihoods. However, where there is risk,
there are also potential business opportunities for the insurance industry, which can also
have a beneficial societal impact by sharing risk [@kelly_integrated_2016].

While many researchers are interested in quantifying infrastructrue cascading impacts globally,
we are yet to have a set of open-source software models commensurate with this interest. The
Expand All @@ -57,11 +57,11 @@ industry and government.

# Uniqueness

The ``Open Source Infrastructure Risk Analytics (osira)`` is unique because it provides a
generalizable spatially-explicit framework for quantifying direct and indirect disruption from
infrastructure cascading failure. A geospatially explicit system-of-systems infrastructure
model can be defined which reflects dependencies on electricity assets by other transport,
telecoms, water and waste infrastructure systems
The ``Open Source Infrastructure Risk Analytics (osira)`` codebase is unique because it
provides a generalizable spatially-explicit framework for quantifying direct and indirect
disruption from infrastructure cascading failure. A geospatially explicit system-of-systems
infrastructure model can be defined which reflects dependencies on electricity assets by other
transport, telecoms, water and waste infrastructure systems.

As detailed in [@oughton_stochastic_2019], this approach can be integrated into assessments
focusing on threat identification, threat manifestation, quantification of infrastructure
Expand All @@ -71,13 +71,14 @@ effects, and estimation of wider macroeconomic impacts for different scenarios.

The model is spatially-explicit, therefore it expects infrastructure assets to be provided as
point geometries based on latitude-longitude coordinates. Preferably, population data can also
be provided at the highest spatial resolution possible.
be provided at the highest spatial resolution possible. Figure 1 provides an example of asset
inputs for the South East and East of England.

![Example of the type of Infrastructure Assets used for Model Inputs](fn_curve.png)
![Example of the type of Infrastructure Assets used for Model Inputs](asset_map.png)

# The Osira model

Firslty, the model takes electricity assets and estimates the number of people served by each
Firstly, the model takes electricity assets and estimates the number of people served by each
asset. If a substation fails, this allows estimation of the number of directly affected
households.

Expand All @@ -89,7 +90,7 @@ substation fails.
For a particular scenario, the modeler must specify how many substations are to be selected.
A Monte Carlo process is then carried out based on the number of stated iterations, which
randomly selects substations and quantifies the level of disruption. Hence, cumulative
probabilities can be estimated for different sized events, as per Figure 1 below (see
probabilities can be estimated for different sized events, as per Figure 2 below (see
[@oughton_stochastic_2019] for more details on the method).

![Example of Direct Population Disruption Results](fn_curve.png)
Expand All @@ -99,18 +100,17 @@ probabilities can be estimated for different sized events, as per Figure 1 below
Understanding interdependent infrastructure systems is essential for resilience engineering
[@hickford_resilience_2018]. Thus, there are many applications which the ``osira`` codebase
can be applied to, particularly given the rise in infrastructure assessment of a single
sector [@oughton_strategic_2018] or all national sectors[@hall_strategic_2016].
sector [@oughton_strategic_2018] or all national sectors [@hall_strategic_2016].

For example, assessing cyber-attack risks for infrastructure systems is an important
application demonstrated here [@oughton_stochastic_2019]. While this application results from
malicious activity, natural hazards equally pose threats. Infrastructure assessment is used to
quantify the impacts of flooding [pant_critical_2017], earthquakes [@zorn_quantifying_2016]
and space weather [@oughton_economic_2018].
application demonstrated here [@oughton_stochastic_2019]. While this results from
malicious activity, natural hazards are also important areas of application. Infrastructure
assessment is used to quantify the impacts of flooding [@pant_critical_2017], earthquakes
[@zorn_quantifying_2016] and space weather [@oughton_economic_2018].

# Acknowledgements

Thank you to (i) George Mason University for ongoing research support, (ii) valuable feedback
from the paper reviewers. There are no conflicts of interest.

Thank you to George Mason University for ongoing research support and the valuable feedback
provided by the paper reviewers. There are no conflicts of interest.

# References

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