# cascadia K_prior_4_2d

Single HDF5 file split for Hugging Face (hard limit: 500 GB SI per file).

## Reassemble

```bash
cat cascadia_K_matrix.h5.part* > cascadia_K_matrix.h5
```

Parts are not valid HDF5 until concatenated in order (`part0`, `part1`, ...).

## Contents

- Original file: `cascadia_K_matrix.h5`
- Dataset: `/K_matrix` — shape `(252000, 252000)`, `float64`, chunks `(420, 420)`