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Zarr Overview:

Zarr is one of these relatively newly adopted data formats specifically for a relatively new cloud-based data format specifically for improving access to N-Dimensional arrays. It is an effective way to store large N-dimensional data in the cloud and access the data in predefined chunks.  Zarr can be viewed as the cloud based version of HDF5/NetCDF files as it follows a similar data model.  Zarr does not come in a single file as NetCDF or HDF5 does but as a directory with chunks of data in compressed binary files and metadata describing the binary content in external JSON files.

The semantic mapping from the NetCDF Data Model to Zarr Data Model is as follows:

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