Dash V3

Uses a class based organization

Also incorporates multiple DA analyses: EnKF, particle filter, optimal sensor

Dash V2

Stable configuration for next set of updates.

1. Includes the joint update scheme.
2. Simplified user interactive functions.
3. Rebuilt ensemble creation and ensemble metadata
4. Basis for biasCorrector interface.
5. Setup for exhaustive documentation.
6. Clean PSMs

v1.1

1. Added Tutorial
2. Internalized sample indices to PSMs
3. Overhauled vslitePSM and VS-Lite function
4. Added PSM output error checks.
5. Misc. bug fixes.

DASH v1.0

This is the first release of dash. Implements file IO, state vector design, ensemble creation, a few basic PSMs, and data assimilation.