Outputs

ENVI export (*_envi.img/.hdr)

• What: Source H5 as ENVI for fast banded IO.
• Produced by: Stage 2
• Example: NEON_D13_NIWO_..._directional_reflectance_envi.img
• Next: Stages → 3 Correction • Schemas • Preview

Corrected ENVI (*_brdfandtopo_corrected_envi.*)

• What: Topo+BRDF-corrected cube with JSON sidecar.
• Produced by: Stage 3
• Example: ..._brdfandtopo_corrected_envi.img + ..._brdfandtopo_corrected_envi.json
• Next: Convolution • Schemas

Convolved ENVI (*_..._envi_<sensor>.*)

• What: Resampled to target sensor bandpasses.
• Produced by: Stage 4
• Example: ..._brdfandtopo_corrected_envi_OLI.img
• Next: Parquet export • Schemas

Parquet (per product)

• What: Tidy columns for pixels and bands, validated before reuse.
• Produced by: Stage 5
• Behavior: Existing *.parquet sidecars are checked with pyarrow.parquet.read_schema. Invalid or corrupted files are deleted and regenerated automatically during export.
• Next: Merge • Preview

Merged parquet

• What: Analysis-ready combined table.
• Produced by: Stage 6
• Example: <prefix>_merged_pixel_extraction.parquet
• Next: QA panel