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Related papers: Heavy-Tailed Distribution of Cyber-Risks

200 papers

Along with the increasing frequency and severity of cyber incidents, understanding their economic implications is paramount. In this context, listed firms' reactions to cyber incidents are compelling to study since they (i) are a good proxy…

General Finance · Quantitative Finance 2024-02-08 Daniel Celeny , Loïc Maréchal , Evgueni Rousselot , Alain Mermoud , Mathias Humbert

Background. In recent years, cyber security security user studies have been appraised in meta-research, mostly focusing on the completeness of their statistical inferences and the fidelity of their statistical reporting. However, estimates…

Human-Computer Interaction · Computer Science 2020-10-06 Thomas Groß

Indicators of Compromise (IoCs) play a crucial role in the rapid detection and mitigation of cyber threats. However, the existing body of literature lacks in-depth analytical studies on the temporal aspects of IoC publication, especially…

Cryptography and Security · Computer Science 2025-01-22 Angel Kodituwakku , Clark Xu , Daniel Rogers , David K. Ahn , Errin W. Fulp

This paper introduces a new classification scheme - head/tail breaks - in order to find groupings or hierarchy for data with a heavy-tailed distribution. The heavy-tailed distributions are heavily right skewed, with a minority of large…

Data Analysis, Statistics and Probability · Physics 2013-10-22 Bin Jiang

Many man-made and natural phenomena, including the intensity of earthquakes, population of cities and size of international wars, are believed to follow power-law distributions. The accurate identification of power-law patterns has…

Data Analysis, Statistics and Probability · Physics 2014-04-15 Yogesh Virkar , Aaron Clauset

Cirillo and Taleb [Nature Phys. 16, 606-613 (2020)] study the size of major epidemics in human history in terms of the number of fatalities. Using the figures from 72 epidemics, from the plague of Athens (429 BC) to the COVID-19…

Physics and Society · Physics 2020-07-15 Alvaro Corral

The recent availability of electronic datasets containing large volumes of communication data has made it possible to study human behavior on a larger scale than ever before. From this, it has been discovered that across a diverse range of…

Physics and Society · Physics 2015-05-08 Gordon J Ross , Tim Jones

Various molecular interaction networks have been claimed to follow power-law decay for their global connectivity distribution. It has been proposed that there may be underlying generative models that explain this heavy-tailed behavior by…

Molecular Networks · Quantitative Biology 2010-04-20 Adrián López García de Lomana , Qasim K. Beg , G. de Fabritiis , Jordi Villà-Freixa

Organizational growth processes have consistently been shown to exhibit a fatter-than-Gaussian growth-rate distribution in a variety of settings. Long periods of relatively small changes are interrupted by sudden changes in all size scales.…

Physics and Society · Physics 2014-08-13 Hernan Mondani , Petter Holme , Fredrik Liljeros

In a range of citation networks, the in-degree distributions boast time-periodicity---the distributions of citations per article published each year present similar scale-free tails. This phenomenon can be regarded as a consequence of the…

Physics and Society · Physics 2016-10-12 Qi Liu , Zheng Xie , Zonglin Xie , Enming Dong , Jianping Li

Information spreading has been studied for decades, but its underlying mechanism is still under debate, especially for those ones spreading extremely fast through Internet. By focusing on the information spreading data of six typical events…

Physics and Society · Physics 2018-05-08 Jiao Wu , Muhua Zheng , Zi-Ke Zhang , Wei Wang , Changgui Gu , Zonghua Liu

Intervals between discrete events representing human activities, as well as other types of events, often obey heavy-tailed distributions, and their impacts on collective dynamics on networks such as contagion processes have been intensively…

Physics and Society · Physics 2020-11-24 Elohim Fonseca dos Reis , Aming Li , Naoki Masuda

When pieces from an individual's personal information available online are connected over time and across multiple platforms, this more complete digital trace can give unintended insights into their life and opinions. In a data narrative…

Human-Computer Interaction · Computer Science 2022-04-06 Emma Nicol , Jo Briggs , Wendy Moncur , Amal Htait , Daniel Carey , Leif Azzopardi , Burkhard Schafer

Distributed storage systems often employ erasure codes to achieve high data reliability while attaining space efficiency. Such storage systems are known to be susceptible to long tails in response time. It has been shown that in modern…

Information Theory · Computer Science 2017-08-04 Vaneet Aggarwal , Tian Lan

A new model, called "Human Dynamics", has been recently proposed that individuals execute activities based on a perceived priority of tasks, which can be characterized by a power-law distribution of waiting time between consecutive tasks…

Computers and Society · Computer Science 2019-11-05 Jonathan J. H. Zhu , Tai-Quan Peng

I report a new statistical distribution formulated to confront the infamous, long-standing, computational/modeling challenge presented by highly skewed and/or leptokurtic ("fat- or heavy-tailed") data. The distribution is straightforward,…

Statistical Finance · Quantitative Finance 2011-11-01 Lawrence R. Thorne

In this paper we are concerned with the analysis of heavy-tailed data when a portion of the extreme values is unavailable. This research was motivated by an analysis of the degree distributions in a large social network. The degree…

Statistics Theory · Mathematics 2018-12-20 Jingjing Zou , Richard A. Davis , Gennady Samorodnitsky

It is well-known that many networks follow a power-law degree distribution; however, the factors that influence the formation of their distributions are still unclear. How can one model the connection between individual actions and network…

Social and Information Networks · Computer Science 2015-11-10 Yang Yang , Jie Tang , Yuxiao Dong , Qiaozhu Mei , Reid A. Johnson , Nitesh V. Chawla

Quantities with right-skewed distributions are ubiquitous in complex social systems, including political conflict, economics and social networks, and these systems sometimes produce extremely large events. For instance, the 9/11 terrorist…

Data Analysis, Statistics and Probability · Physics 2014-01-09 Aaron Clauset , Ryan Woodard

If managers assume a normal or near-normal distribution of Information Technology (IT) project cost overruns, as is common, and cost overruns can be shown to follow a power-law distribution, managers may be unwittingly exposing their…

Physics and Society · Physics 2022-10-05 Bent Flyvbjerg , Alexander Budzier , Jong Seok Lee , Mark Keil , Daniel Lunn , Dirk W. Bester