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Guo & Chapman CPA Model

Implement Guo & Chapman Gulf coastal plain amplification (CPA) model as modification to NgaEast and USGS seed tree:

  • Add GuoChapman class that loads CPA tables (PP)
  • Add placeholder NGA-East GMMs for CPA in Gmm.java (JA)
    • NGS_EAST_USGS_CPA
    • NGS_EAST_USGS_SEEDS_CPA
    • Add two subclasses to NgaEastUsgs_2017.java
      • UsgsSeedsCpa
      • Usgs17Cpa
  • Merge spectral ratio calculation (PP & JA)
  • Migrate from nshmp-haz to nshmp-lib
Edited by Powers, Peter M.