diff --git a/format-specs/spatial-type-guidance.md b/format-specs/spatial-type-guidance.md index 9af3e54..5d4627c 100644 --- a/format-specs/spatial-type-guidance.md +++ b/format-specs/spatial-type-guidance.md @@ -17,9 +17,9 @@ that intends to represent points, lines, polygons, or combinations thereof and r them to a position on the surface of the Earth[^1]. We will also constrain this definition to only include attempts to *formalize* the representation of this data within an existing type system or format that is otherwise *not* a dedicated -spatial type. Essentially, if you are storing data in a non-spatial format that you +Spatial Type. Essentially, if you are storing data in a non-spatial format that you intend to be put on a map, and you expect somebody else to interpret it in the same -way that you did, that data comes from a spatial type implementation. +way that you did, that data comes from a Spatial Type implementation. [^1]: Technically this also applies if you are on the surface of another planet or celestial body, and also applies if you are above or below the surface. We'll @@ -94,7 +94,7 @@ in the process of adding spatial type support that we will also refer to in this - [Ibis Spatial](https://ibis-project.org/reference/expression-geospatial) (Ibis) - [Substrait](https://github.com/substrait-io/substrait/blob/67f93b654e4cc60340a214ba90fe15c5e9de941b/extensions/functions_geometry.yaml) -Some examples of projects that are not considered Geospatial type implementations for +Some examples of projects that are not considered Spatial Type implementations for the purposes of this document include: - [Shapely](https://github.com/shapely/shapely) @@ -103,7 +103,7 @@ the purposes of this document include: - [s2geometry](http://s2geometry.io) - [Boost Geometry](https://www.boost.org/doc/libs/1_86_0/libs/geometry/doc/html/index.html) -These libraries are used by Geospatial type implementations to handle the details of +These libraries are used by Spatial Type implementations to handle the details of computational geometry; however, their scope does not include relating those geometries to the surface of the Earth[^2].