PRR/prr_zarr.ipynb YIPEEO case study

[sunnydean]

• add description to say it's two files you're uploading
• use deepcode to gen osc data
• add guidance on how they got to a cloud-native format and why it was useful

[u3ks]

also we need to add the zipzarr conversion

[u3ks]

need to add x,y dimensions to cube:dimensions in the json