From: Inverting magnetic meridian data using nonlinear optimization
Method | AGM | ARM | AMM | KRM/AMIE |
---|---|---|---|---|
Scope | Global | Regional | Local | Global |
Resolution | Medium | Medium | High | Low |
Weighting | Colatitude | Auroral/subauroral | Uniform | n/a |
Constraint | Join Current Systems | None | Constant latitude | n/a |
Initial model | Critical | Flexible | Robust | n/a |
Data input | Global dB | Regional dB | dB X , dB Z | Global dB |
Reference | Connors (1998) | Connors et al. (2014) | This paper |