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Prepare some predefined search ids for sentinel 2 mosaic in Mexico #35

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geohacker opened this issue Dec 20, 2022 · 6 comments
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@geohacker
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We should look at https://planetarycomputer.microsoft.com/explore?c=-104.9008%2C22.8615&z=4.40&v=2 and prepare a few different seasons of mosaics that we can use as a starter. This is related and required for #32.

We'll support advanced filters but this is important for a start.

cc @developmentseed/pearl

@geohacker
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Time Mosaic ID
2019 December - 2020 March 2849689f57f1b3b9c1f725abb75aa411
2019 December - 2021 March dce67bf58e5c9dbcf9393776f13f9ebd
2021 December - 2022 March da05434b9b6a177a6999078221e19481
2022 December - 2023 February 9406dbfba1d5416dc521857008180079

Thank to @vincentsarago for helping me with this!
@vgeorge @ingalls @srmsoumya we'll use these for predefined ranges now. The tile URL should look like:

https://planetarycomputer.microsoft.com/api/data/v1/mosaic/tiles/{mosaic_id}/{z}/{x}/{y}?assets=B04&assets=B03&assets=B02&color_formula=Gamma+RGB+3.2+Saturation+0.8+Sigmoidal+RGB+25+0.35&collection=sentinel-2-l2a

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@Rub21
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Rub21 commented Feb 9, 2023

@Rub21
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Rub21 commented Feb 9, 2023

https://planetarycomputer.microsoft.com/api/data/v1/mosaic/tiles/{mosaic_id}/{z}/{x}/{y}?assets=B04&assets=B03&assets=B02&color_formula=Gamma+RGB+3.2+Saturation+0.8+Sigmoidal+RGB+25+0.35&collection=sentinel-2-l2a

FYI, we use color_formula=Gamma+RGB+3.2+Saturation+0.8+Sigmoidal+RGB+25+0.35 for mapping, it helps to recognize the areas, but for getting the tiles for training we are not using color_formula.

@Rub21
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Rub21 commented Feb 9, 2023

@geohacker For the mosaics that you generate it would be good to check manually the corridors areas, because some areas in the mosaic may not look good. e.g 👇

image

We found that area in the mosaic that we generated for mapping. 2021-01-12T10:25:31Z to 2022-03-30T23:59:59Z.: 82ebdc445544365e45be4db6d22536ec

So, We had to generate another mosaic id for Maya corridor: 2021-01-12T10:25:31Z to 2022-01-30T23:59:59Z: a7e8b219131471cd41f67af99017626e

@geohacker
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This is done. Thank you all!

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