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This commit is contained in:
Andras Schmelczer 2026-03-12 20:27:04 +00:00
parent 791bc6976b
commit 14a3555cf1
21 changed files with 549 additions and 99 deletions
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4
pipeline/transform/postcode_boundaries/voronoi.py
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@ -16,8 +16,8 @@ def compute_voronoi_regions(
if len(points) == 1:
return {postcodes[0]: boundary}
# UPRN coordinates are int64 (BNG grid refs in whole meters).
# Convert to float64 so sub-meter jitter isn't truncated.
# UPRN coordinates are int64 (BNG grid refs in whole metres).
# Convert to float64 so sub-metre jitter isn't truncated.
points = points.astype(np.float64)
# Deduplicate points, keeping one per (location, postcode) pair.