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Implement a PCA-based dimensionality reduction codec #4

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5 changes: 5 additions & 0 deletions Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@ members = [
"codecs/identity",
"codecs/linear-quantize",
"codecs/log",
"codecs/pca",
"codecs/random-projection",
"codecs/reinterpret",
"codecs/round",
Expand Down Expand Up @@ -40,6 +41,8 @@ numcodecs-fixed-offset-scale = { version = "0.1", path = "codecs/fixed-offset-sc
numcodecs-identity = { version = "0.1", path = "codecs/identity", default-features = false }
numcodecs-linear-quantize = { version = "0.1", path = "codecs/linear-quantize", default-features = false }
numcodecs-log = { version = "0.2", path = "codecs/log", default-features = false }
numcodecs-pca = { version = "0.1", path = "codecs/pca", default-features = false }
numcodecs-random-projection = { version = "0.1", path = "codecs/random-projection", default-features = false }
numcodecs-reinterpret = { version = "0.1", path = "codecs/reinterpret", default-features = false }
numcodecs-round = { version = "0.1", path = "codecs/round", default-features = false }
numcodecs-swizzle-reshape = { version = "0.1", path = "codecs/swizzle-reshape", default-features = false }
Expand All @@ -53,8 +56,10 @@ numcodecs-zstd = { version = "0.1", path = "codecs/zstd", default-features = fal
convert_case = { version = "0.6", default-features = false }
format_serde_error = { version = "0.3", default-features = false }
miniz_oxide = { version = "0.8", default-features = false }
nalgebra = { version = "0.30", default-features = false } # keep in sync with nshare
ndarray = { version = "0.15", default-features = false } # keep in sync with numpy
ndarray-rand = { version = "0.14", default-features = false }
nshare = { version = "0.9", default-features = false } # keep in sync with ndarray
numpy = { version = "0.21", default-features = false }
num-traits = { version = "0.2", default-features = false }
postcard = { version = "1.0", default-features = false }
Expand Down
31 changes: 31 additions & 0 deletions codecs/pca/Cargo.toml
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@@ -0,0 +1,31 @@
[package]
name = "numcodecs-pca"
version = "0.1.0"
edition = { workspace = true }
authors = { workspace = true }
repository = { workspace = true }
license = { workspace = true }
rust-version = { workspace = true }

description = "PCA codec implementation for the numcodecs API"
readme = "README.md"
categories = ["compression", "encoding"]
keywords = ["pca", "numcodecs", "compression", "encoding"]

[dependencies]
nalgebra = { workspace = true }
ndarray = { workspace = true, features = ["std"] }
ndarray-rand = { workspace = true }
nshare = { workspace = true, features = ["ndarray", "nalgebra", "nalgebra_std"] }
numcodecs = { workspace = true }
num-traits = { workspace = true, features = ["std"] }
schemars = { workspace = true, features = ["derive", "preserve_order"] }
serde = { workspace = true, features = ["std", "derive"] }
thiserror = { workspace = true }
wyhash = { workspace = true }

[dev-dependencies]
ndarray-rand = { workspace = true }

[lints]
workspace = true
1 change: 1 addition & 0 deletions codecs/pca/LICENSE
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@@ -0,0 +1 @@
../../LICENSE
32 changes: 32 additions & 0 deletions codecs/pca/README.md
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@@ -0,0 +1,32 @@
[![CI Status]][workflow] [![MSRV]][repo] [![Latest Version]][crates.io] [![Rust Doc Crate]][docs.rs] [![Rust Doc Main]][docs]

[CI Status]: https://img.shields.io/github/actions/workflow/status/juntyr/numcodecs-rs/ci.yml?branch=main
[workflow]: https://github.com/juntyr/numcodecs-rs/actions/workflows/ci.yml?query=branch%3Amain

[MSRV]: https://img.shields.io/badge/MSRV-1.76.0-blue
[repo]: https://github.com/juntyr/numcodecs-rs

[Latest Version]: https://img.shields.io/crates/v/numcodecs-pca
[crates.io]: https://crates.io/crates/numcodecs-pca

[Rust Doc Crate]: https://img.shields.io/docsrs/numcodecs-pca
[docs.rs]: https://docs.rs/numcodecs-pca/

[Rust Doc Main]: https://img.shields.io/badge/docs-main-blue
[docs]: https://juntyr.github.io/numcodecs-rs/numcodecs_pca

# numcodecs-pca

PCA codec implementation for the [`numcodecs`] API.

[`numcodecs`]: https://docs.rs/numcodecs/0.1/numcodecs/

## License

Licensed under the Mozilla Public License, Version 2.0 ([LICENSE](LICENSE) or https://www.mozilla.org/en-US/MPL/2.0/).

## Funding

The `numcodecs-pca` crate has been developed as part of [ESiWACE3](https://www.esiwace.eu), the third phase of the Centre of Excellence in Simulation of Weather and Climate in Europe.

Funded by the European Union. This work has received funding from the European High Performance Computing Joint Undertaking (JU) under grant agreement No 101093054.
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