[PDF] Top 20 Calibrating the backbone approach for the development of earthquake ground motion models

... The backbone approach is becoming increasingly employed to develop ground-motion models for use within probabilistic seismic hazard assessments, particularly for nuclear ...The ... See full document

... the backbone approach in national and conti- nental scale hazard assessments I have proposed a relatively simple ground- motion logic tree to account for potential variations in average stress ... See full document

... within the model space considered during their derivation, and many can be extrapolated to a degree beyond this space with some confidence. With ever expanding datasets and improved metadata the models are ... See full document

... lished models that predicted development of ...four models was a measure of smoking. Sex and age were used in most models; however, other factors varied ...the models had good ability ... See full document

... motion generally involved only correlations between earthquake magnitude and recorded peak ground motion values, and did not consider details of the rupture mechanism and the geology of [r] ... See full document

... It bears repeating that the Afro-existential approach demands a mental revolution in Nigeria and the Nigerians. There is an urgent need to revolutionize the Nigerian mentality. In the words of Chinweizu (1978), ... See full document

... 555 surface-to-bedrock FRF and the bedrock power spectrum. The site- 556 compatible parametric FRFs are proposed to be characterized in this 557 paper by carrying out a FEA of soil media beneath the supports. 558 In an ... See full document

... rapid development in most developed countries and became important agents on the financial ...the development of institutional investors on the capital ...the development of the capital market must ... See full document

... the ground-motion characteristics of the 2016 Kumamoto ...the ground motions for two severely damaged regions, Kuma- moto Castle and Minami Aso village, with the validated ... See full document

... surface-to-downhole station pairs (Wen et al. 1994, 1995; Beresnev et al. 1995a, b). They indicated that, during nonlinear soil behavior, the spectral ratio from strong motions has lower predominant frequency and ... See full document

... a ground-motion parameter (e.g., peak ground acceleration, PGA) to a set of explanatory variables describing the earthquake source, wave propagation path and local site conditions ...recent ... See full document

... strong motion stations, it is possible to identify from the simulation the presence of systematic site response at individual stations, and also to analyze the ground motion ...velocity models ... See full document

... the ground, changing their signal content between support ...asynchronous motion observed during earthquakes is a complex interaction of all three components, for analytical simplicity researchers have ... See full document

... 2.1 Probabilistic analysis and deterministic analysis Probabilistic analysis or deterministic analysis is a general concept for solving a problem on a probabilistic or determin- istic basis. In other words, the two are ... See full document

... moderate earthquake hazard with few active Faults in contrast to the western United ...large earthquake (Richter scale magnitude of about 7) occurred near Charleston, ...This earthquake caused ... See full document

... April, ground motion of the main shock was not recorded at our ...strong motion records of the main shock were obtained by a seismic intensity ...strong motion station of the KiK-net in ... See full document

... an earthquake. It is impossible to exactly determine the earthquake induced lateral forces that are expected to act on the structure during its ...of earthquake due to eventual failure of the ... See full document

... numerical models SWATREZ and UNDYS for the simulation of ground water pollution with sewage water after purification in the agrosystem, with the empirical data obtained shows quite good results, but still ... See full document

... system standing for a discrete separation of the pre- and post-yield state. The damping ratio for rubber bearings is usually in the range of 5 to 8% and is assumed to be 7% in the analysis. The damping ratio of the ... See full document

... As a simplified approach for estimating theor etically the influence of local subsoils upon the ground motion during an earth- quake, the problem of an idealized [r] ... See full document