Results 241 to 250 of about 6,085 (289)

Challenges in predicting glacial lake outburst floods and suggested pathways forward. [PDF]

open access: yesInnovation (Camb)
Zhang G   +7 more
europepmc   +1 more source

A Markovian Dependability Model with Cascading Failures

open access: yesIEEE Transactions on Computers, 2009
We develop a continuous-time Markov chain model of a dependability system operating in a randomly changing environment and subject to probabilistic cascading failures. A cascading failure can be thought of as a rooted tree. The root is the component whose failure triggers the cascade, its children are those components that the root's failure ...
Srinivasan M. Iyer   +2 more
openaire   +2 more sources

Analysis of cascading failures

open access: yes, 2016
Inspired by analyzing the reliability of energy networks, particularly the occurrence of large blackouts, we consider a stylized model of cascading failures. By using connections with extreme value theory and Brownian bridge approximations, we establish that the number of failed nodes follow a power law.
Sloothaak, F., Zwart, B.
core   +3 more sources

An Estimator of Propagation of Cascading Failure

Proceedings of the 39th Annual Hawaii International Conference on System Sciences (HICSS'06), 2006
We suggest a statistical estimator to measure the extent to which failures propagate in cascading failures such as large blackouts. The estimator is tested on a saturating branching process model of cascading failure and on failure data generated by the OPA simulation of cascading blackouts.
Ian Dobson   +4 more
openaire   +1 more source

Cascaded failures in weighted networks

Physical Review E, 2011
Many technological networks can experience random and/or systematic failures in their components. More destructive situations can happen if the components have limited capacity, where the failure in one of them might lead to a cascade of failures in other components, and consequently break down the structure of the network. In this paper, the tolerance
Baharan, Mirzasoleiman   +3 more
openaire   +2 more sources

Cascading Expert Failure

SSRN Electronic Journal, 2021
A problem that has plagued market failure discussions is: "why does bad policy exist and persist?" Various schools of thought have answered that question, but I argue that the explanations, while correct, are incomplete. In this paper, I apply the expert failure literature to the problem of economic policy discussions to show that 1) failed advice can ...
openaire   +1 more source

Cascading expert failure

Journal of Institutional Economics, 2022
AbstractRecent research has shown how experts may fail in their duty as advisors by providing advice that leads to a worse outcome than that anticipated by the user of expert opinion. However, those models have focused on the immediate effects of the failure on experts and nonexperts.
openaire   +1 more source

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