# Lumen & Plot builder

### High-level themes

1. Views of datasets vs. derived source

- Dynamic transformations vs.
- Pangeo-forge aims to produce resampled/regridded/rechunked datasets which are persisted
- Where do the transforms go?
1. Intake derived sources
2. Lumen derived sources (i.e. filters and transforms)
3. Lumen views?

### dfviz vs. new plot builder

1. Maintenance
2. Signalling API
3. Integration with Intake GUI
a. What features needed?
i. Output yaml
ii. Preview plot
b.

### xrviz

- Consider plugin system to extend builder, e.g. to do drilldown into timeseries

### Lumen Builder

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### streamz

-