From dad308d4e5d3db4719bb92a1a896c1cfc665547e Mon Sep 17 00:00:00 2001 From: Jean Cochrane Date: Fri, 10 Jan 2025 14:18:40 -0600 Subject: [PATCH] Clean up descriptions for parcel shape features so they are readable in model feature table (#704) --- dbt/models/model/columns.md | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/dbt/models/model/columns.md b/dbt/models/model/columns.md index 570856f01..60533e69c 100644 --- a/dbt/models/model/columns.md +++ b/dbt/models/model/columns.md @@ -39,22 +39,28 @@ angles in their geometry, e.g. `04-11-501-003` (a rhombus-shaped parcel). ## parcel_mrr_area_ratio {% docs column_parcel_mrr_area_ratio %} -Ratio of the parcel's area to the area of its -[minimum rotated bounding rectangle](https://en.wikipedia.org/wiki/Minimum_bounding_rectangle). +Ratio of the parcel's area to the area of its minimum rotated bounding +rectangle. The goal of this feature is to identify parcels with interior holes or strange concave shapes, e.g. `16-01-402-008` (basically a right angle parcel). + +[See here](https://en.wikipedia.org/wiki/Minimum_bounding_rectangle) for an +explanation of minimum rotated bounding rectangles. {% enddocs %} ## parcel_mrr_side_ratio {% docs column_parcel_mrr_side_ratio %} -Ratio of the longest to the shortest side of the parcel's -[minimum rotated bounding rectangle](https://en.wikipedia.org/wiki/Minimum_bounding_rectangle). +Ratio of the longest to the shortest side of the parcel's minimum rotated +bounding rectangle. The goal of this feature is to identify parcels with consistent, square shapes. In practice, parcels with a high ratio tend to have long, extraneous elements/slivers, e.g. `02-23-311-027`. + +[See here](https://en.wikipedia.org/wiki/Minimum_bounding_rectangle) for an +explanation of minimum rotated bounding rectangles. {% enddocs %} ## parcel_num_vertices