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Table 2 Results of sensitivity tests on two-reservoir and three-reservoir model options and weightings

From: Aso volcano, Japan: assessing the 100-year probability of a new caldera-forming eruption based on expert judgements with Bayes Net and Importance Sampling uncertainty analysis

 

BN probability of Aso-4 scale eruption in next 100 years

Sensitivity tests for 2-reservoir model weightings

Mean probability

Stdev

95th percentile

Basis model (International group)

2.8 × 10–9

 ± 6.7 × 10–9

1.9 × 10–8

WR2 high weight proxy conditioned exclusively on weights [75‥85%]

9.6 × 10–10

 ± 3.5 × 10–9

1.4 × 10–8

WR2 low weight proxy conditioned exclusively on weights [20‥30%]

3.3 × 10–9

 ± 8.6 × 10–9

2.5 × 10–8

95% + confidence for weighted 3-reservoir model

5.8 × 10–9

 ± 1.1 × 10–9

2.9 × 10–8

3-reservoir model selected exclusively

6.2 × 10–8

 ± 1.8 × 10–7

5.7 × 10–7