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Julia Signell

@jsignell.github.io

Working on geospatial open source for @element84.com in Providence RI Formerly: dask, holoviz, lightning, Philly

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22.11.2024
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Latest posts by Julia Signell @jsignell.github.io

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Is Zarr the new COG? โ€ข Element 84 We discuss the actual differences between Zarr and COG and how each stores the data contained within its files to combat the assumption that there is a discrete choice between the two.

If you use COGs and are wondering if it's time to get on the Zarr bandwagon you might be interested in this blog that Jarrett Keifer (my coworker @element84.com) and I wrote last week: element84.com/software-eng...

29.05.2025 14:24 ๐Ÿ‘ 2 ๐Ÿ” 1 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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GitHub - zarrs/zarrs: A Rust library for the Zarr storage format for multidimensional arrays and metadata A Rust library for the Zarr storage format for multidimensional arrays and metadata - zarrs/zarrs

Totally! Maybe a rust implementation could fill this role if there were bindings to other languages. See github.com/zarrs/zarrs for instance.

27.05.2025 17:58 ๐Ÿ‘ 2 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

Yeah that makes sense, the better approach would be to implement a different sharding codec that knows how to gather the length and offset information from the TIFF header directly. That would resolve both 1 and 3.

27.05.2025 17:43 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0

This one is my favorite. It really showcases the practical nature of STAC. Time and place are extra important so they are extra easy to filter by.

09.01.2025 18:10 ๐Ÿ‘ 2 ๐Ÿ” 1 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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๐ŸŽ‰ Zarr-Python 3 is here! ๐ŸŽ‰

- Full support for Zarr v3 spec
- Chunk-sharding for more efficient data storage
- Major performance boosts with async I/O & parallel compression

๐Ÿ’ป pip install --upgrade zarr
๐Ÿ’ป conda install --channel conda-forge zarr

Blog post: https://buff.ly/3C3OwYw

09.01.2025 16:28 ๐Ÿ‘ 56 ๐Ÿ” 20 ๐Ÿ’ฌ 2 ๐Ÿ“Œ 4
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GitHub wrapped for 2024. This is what comes of having lots of non-computer-based hobbies :)

03.01.2025 21:43 ๐Ÿ‘ 5 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0