Mikolaj Czerkawski

mikonvergence

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๐Ÿ”ต ๐‚๐Ž๐-๐†๐„๐-๐๐ž๐ญ๐š: ๐”๐ง๐ข๐Ÿ๐ข๐ž๐ ๐†๐ž๐ง๐ž๐ซ๐š๐ญ๐ข๐ฏ๐ž ๐Œ๐จ๐๐ž๐ฅ๐ฅ๐ข๐ง๐  ๐จ๐Ÿ ๐‚๐Ž๐๐ž๐ซ๐ง๐ข๐œ๐ฎ๐ฌ ๐ˆ๐ฆ๐š๐ ๐ž๐ซ๐ฒ ๐“๐ก๐ฎ๐ฆ๐›๐ง๐š๐ข๐ฅ๐ฌ Today we release a prototype of COP-GEN - a universal generative model for Copernicus data. ๐‚๐Ž๐-๐†๐„๐-๐๐ž๐ญ๐š is a model trained globally on the thumbnails of the Major TOM Core datasets, including Sentinel-2 L1C, Sentinel-2 L2A, Sentinel-1 RTC, and COP-DEM GLO-30. โš–๏ธ ๐Œ๐จ๐๐ž๐ฅ https://huggingface.co/mespinosami/COP-GEN-Beta ๐Ÿ“ฑ ๐ƒ๐ž๐ฆ๐จ https://huggingface.co/spaces/mikonvergence/COP-GEN-Beta How is it universal? COP-GEN learns a joint generative process of all modalities, which means that it can reconstruct data from any subset of present observations. ๐–๐ข๐ญ๐ก๐จ๐ฎ๐ญ ๐ญ๐ซ๐š๐ข๐ง๐ข๐ง๐  ๐ฌ๐ฉ๐ž๐œ๐ข๐Ÿ๐ข๐œ๐š๐ฅ๐ฅ๐ฒ to perform any of these tasks it can be used to approximate: โœ… Sentinel-1 to Sentinel-2 translation โœ… Elevation estimation from Sentinel-2 or Sentinel-1 โœ… Atmospheric Correction (L1C to L2A pipeline) โœ… Atmospheric Generation (L2A to L1C) โœ… ...and any other task involving translation between the supported modalities On its own, the model can be used as a useful prior for estimating the data likelihood distribution for Copernicus data. COP-GEN-Beta learns joint, conditional, and marginal distributions within a single unified backbone, allowing to flexibly sample any modality given any condition. Why is it Beta? Because thumbnails are a low-cost representation of the data that scales well and we managed to develop this prototype quite fast. We are currently developing the more costly COP-GEN model that supports the original data. For now, we wanted to showcase the prototype and make it available to the community for a test! ๐ŸŒ ๐–๐ž๐›๐ฌ๐ข๐ญ๐ž https://miquel-espinosa.github.io/cop-gen ๐Ÿ’ป ๐‚๐จ๐๐ž https://github.com/miquel-espinosa/COP-GEN-Beta ๐Ÿ“„ ๐๐š๐ฉ๐ž๐ซ https://arxiv.org/pdf/2504.08548
posted an update 2 days ago
๐Ÿ”ต ๐‚๐Ž๐-๐†๐„๐-๐๐ž๐ญ๐š: ๐”๐ง๐ข๐Ÿ๐ข๐ž๐ ๐†๐ž๐ง๐ž๐ซ๐š๐ญ๐ข๐ฏ๐ž ๐Œ๐จ๐๐ž๐ฅ๐ฅ๐ข๐ง๐  ๐จ๐Ÿ ๐‚๐Ž๐๐ž๐ซ๐ง๐ข๐œ๐ฎ๐ฌ ๐ˆ๐ฆ๐š๐ ๐ž๐ซ๐ฒ ๐“๐ก๐ฎ๐ฆ๐›๐ง๐š๐ข๐ฅ๐ฌ Today we release a prototype of COP-GEN - a universal generative model for Copernicus data. ๐‚๐Ž๐-๐†๐„๐-๐๐ž๐ญ๐š is a model trained globally on the thumbnails of the Major TOM Core datasets, including Sentinel-2 L1C, Sentinel-2 L2A, Sentinel-1 RTC, and COP-DEM GLO-30. โš–๏ธ ๐Œ๐จ๐๐ž๐ฅ https://huggingface.co/mespinosami/COP-GEN-Beta ๐Ÿ“ฑ ๐ƒ๐ž๐ฆ๐จ https://huggingface.co/spaces/mikonvergence/COP-GEN-Beta How is it universal? COP-GEN learns a joint generative process of all modalities, which means that it can reconstruct data from any subset of present observations. ๐–๐ข๐ญ๐ก๐จ๐ฎ๐ญ ๐ญ๐ซ๐š๐ข๐ง๐ข๐ง๐  ๐ฌ๐ฉ๐ž๐œ๐ข๐Ÿ๐ข๐œ๐š๐ฅ๐ฅ๐ฒ to perform any of these tasks it can be used to approximate: โœ… Sentinel-1 to Sentinel-2 translation โœ… Elevation estimation from Sentinel-2 or Sentinel-1 โœ… Atmospheric Correction (L1C to L2A pipeline) โœ… Atmospheric Generation (L2A to L1C) โœ… ...and any other task involving translation between the supported modalities On its own, the model can be used as a useful prior for estimating the data likelihood distribution for Copernicus data. COP-GEN-Beta learns joint, conditional, and marginal distributions within a single unified backbone, allowing to flexibly sample any modality given any condition. Why is it Beta? Because thumbnails are a low-cost representation of the data that scales well and we managed to develop this prototype quite fast. We are currently developing the more costly COP-GEN model that supports the original data. For now, we wanted to showcase the prototype and make it available to the community for a test! ๐ŸŒ ๐–๐ž๐›๐ฌ๐ข๐ญ๐ž https://miquel-espinosa.github.io/cop-gen ๐Ÿ’ป ๐‚๐จ๐๐ž https://github.com/miquel-espinosa/COP-GEN-Beta ๐Ÿ“„ ๐๐š๐ฉ๐ž๐ซ https://arxiv.org/pdf/2504.08548
liked a model 3 days ago
mespinosami/COP-GEN-Beta
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replied to their post 2 days ago
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The model owes a lot to the volume of open Copernicus data distributed on HuggingFace via ๐Ÿ—บ Major TOM org:
https://huggingface.co/Major-TOM

It's a fantastic resource for those looking to experiment with Earth observation applications! ๐ŸŒŽ

posted an update 2 days ago
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๐Ÿ”ต ๐‚๐Ž๐-๐†๐„๐-๐๐ž๐ญ๐š: ๐”๐ง๐ข๐Ÿ๐ข๐ž๐ ๐†๐ž๐ง๐ž๐ซ๐š๐ญ๐ข๐ฏ๐ž ๐Œ๐จ๐๐ž๐ฅ๐ฅ๐ข๐ง๐  ๐จ๐Ÿ ๐‚๐Ž๐๐ž๐ซ๐ง๐ข๐œ๐ฎ๐ฌ ๐ˆ๐ฆ๐š๐ ๐ž๐ซ๐ฒ ๐“๐ก๐ฎ๐ฆ๐›๐ง๐š๐ข๐ฅ๐ฌ

Today we release a prototype of COP-GEN - a universal generative model for Copernicus data. ๐‚๐Ž๐-๐†๐„๐-๐๐ž๐ญ๐š is a model trained globally on the thumbnails of the Major TOM Core datasets, including Sentinel-2 L1C, Sentinel-2 L2A, Sentinel-1 RTC, and COP-DEM GLO-30.

โš–๏ธ ๐Œ๐จ๐๐ž๐ฅ mespinosami/COP-GEN-Beta

๐Ÿ“ฑ ๐ƒ๐ž๐ฆ๐จ mikonvergence/COP-GEN-Beta

How is it universal? COP-GEN learns a joint generative process of all modalities, which means that it can reconstruct data from any subset of present observations. ๐–๐ข๐ญ๐ก๐จ๐ฎ๐ญ ๐ญ๐ซ๐š๐ข๐ง๐ข๐ง๐  ๐ฌ๐ฉ๐ž๐œ๐ข๐Ÿ๐ข๐œ๐š๐ฅ๐ฅ๐ฒ to perform any of these tasks it can be used to approximate:

โœ… Sentinel-1 to Sentinel-2 translation

โœ… Elevation estimation from Sentinel-2 or Sentinel-1

โœ… Atmospheric Correction (L1C to L2A pipeline)

โœ… Atmospheric Generation (L2A to L1C)

โœ… ...and any other task involving translation between the supported modalities

On its own, the model can be used as a useful prior for estimating the data likelihood distribution for Copernicus data. COP-GEN-Beta learns joint, conditional, and marginal distributions within a single unified backbone, allowing to flexibly sample any modality given any condition.

Why is it Beta? Because thumbnails are a low-cost representation of the data that scales well and we managed to develop this prototype quite fast. We are currently developing the more costly COP-GEN model that supports the original data. For now, we wanted to showcase the prototype and make it available to the community for a test!

๐ŸŒ ๐–๐ž๐›๐ฌ๐ข๐ญ๐ž https://miquel-espinosa.github.io/cop-gen

๐Ÿ’ป ๐‚๐จ๐๐ž https://github.com/miquel-espinosa/COP-GEN-Beta

๐Ÿ“„ ๐๐š๐ฉ๐ž๐ซ https://arxiv.org/pdf/2504.08548
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posted an update 7 days ago
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๐Œ๐„๐’๐€ ๐Ÿ”๏ธ ๐“๐ž๐ฑ๐ญ-๐›๐š๐ฌ๐ž๐ ๐ญ๐ž๐ซ๐ซ๐š๐ข๐ง ๐ ๐ž๐ง๐ž๐ซ๐š๐ญ๐ข๐จ๐ง ๐ฆ๐จ๐๐ž๐ฅ

MESA is a novel generative model based on latent denoising diffusion capable of generating 2.5D representations (co-registered colour and depth maps) of terrains based on text prompt conditioning.

Work developed by Paul Borneโ€“Pons ( @NewtNewt ) during his joint internship at
Adobe & ESA, and in collaboration with asterisk labs.

๐Ÿ”๏ธ ๐๐ซ๐จ๐ฃ๐ž๐œ๐ญ ๐๐š๐ ๐ž : https://paulbornep.github.io/mesa-terrain/

๐Ÿ“ ๐๐ซ๐ž๐ฉ๐ซ๐ข๐ง๐ญ : https://arxiv.org/abs/2504.07210
๐Ÿค— ๐Œ๐จ๐๐ž๐ฅ ๐–๐ž๐ข๐ ๐ก๐ญ๐ฌ : NewtNewt/MESA
๐Ÿ’พ ๐ƒ๐š๐ญ๐š๐ฌ๐ž๐ญ : Major-TOM/Core-DEM
๐Ÿง‘๐Ÿปโ€๐Ÿ’ปโ€‹๐‚๐จ๐๐ž : https://github.com/PaulBorneP/MESA

๐‡๐… ๐’๐ฉ๐š๐œ๐ž: mikonvergence/MESA
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