Operational risk is a kind of low frequency and highseverity loss risk. Its loss distribution shows fat-tail. It is often underestimated by using usual methods for risk measurement.
An improved method is presented in order to remedy the disadvantages of the existing sensitivity methods, such as: false detection of damage locations and highseverity estimation error.
针对原有灵敏度法对复杂结构损伤识别中存在的不足(误判损伤位置和高估损伤程度),本文对其进行了改进。
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We have already mentioned the problems associated with insuring high frequency, low severity events and they certainly fall into the self-retention category.