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cloud_cover and snow_cover calculation guidelines
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drnextgis committed Sep 21, 2023
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Expand Up @@ -56,15 +56,17 @@ an Item Properties and referencing these via array index. 1.0.0-beta.1 introduce

#### eo:cloud_cover

Estimate of cloud cover as a percentage (0-100) of the entire scene. If not available, the field should not be provided. Generally,
Estimate of cloud cover as a percentage (0-100) of the entire scene. If not available, the field should not be provided. Generally,
this value should be used in Item Properties rather than Item Assets, as an Item from an electro-optical source is a single snapshot
of the Earth, so the cloud cover value would apply to all assets.

#### eo:snow_cover

Estimate of snow and ice covered surfaces as a percentage (0-100) of the entire scene. If not available, the field should not be provided. Generally,
this value should be used in Item Properties rather than Item Assets, as an Item from an electro-optical source is a single snapshot
of the Earth, so the snow cover value would apply to all assets.
of the Earth, so the snow cover value would apply to all assets.

It is important to consider only the valid data regions, excluding any "nodata" areas while calculating both `eo:cloud_cover` and `eo:snow_cover`.

### Band Object

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