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Questions - h3

calculate distance between latitude longitude columns for pandas data frame

I am trying to apply this code: import h3 coords_1 = (52.2296756, 21.0122287) coords_2 = (52.406374, 16.9251681) distance = h3.point_dist(coords_1, coords_2, unit='km') distance to a pandas datafram...
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cs0815

python

h3

Votes: 0

Answers: 2

Latest Answer

Assuming you have more than a single row for which you would like to compute the distance you can use apply as follows: df['Dist'] = df.apply(lambda row: h3.point_dist((row['lat1'], row['long1']), (ro...
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itprorh66

Build failed - h3

Installing h3 throws back an error pip install h3 Error log when trying to install h3 (uber-api). Building failed is what I got in multiple attempts. Try to help me with some solution Collecting h3 U...
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Mohammed Shammeer

python

build

pip

uber-api

h3

Votes: 0

Answers: 0

h3Line function throws LineUndefinedException

I want to calculate index of the h3 cells between (-39.08, -57.01) and (-38.05, -58.16) but it throws LineUndefinedException. In the documentation it says This function may fail to find the line betw...
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Ali Atıl

uber-api

h3

Votes: 0

Answers: 1

Latest Answer

You have hit one of the edge cases H3 does not handle (yet), points on opposite sides of a pentagon: The image above shows the edges of the icosahedron the H3 grid is based on. Pentagons are located ...
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nrabinowitz

How to polyfill a Multi-polygon in H3?

I have a set of multipolygons in GeoJSON format, for example: { "type": "MultiPolygon", "coordinates": [ [[[102.0, 2.0], [103.0, 2.0], [103.0, 3.0], [102.0, 3.0]...
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Dakshin

geojson

h3

Votes: 0

Answers: 4

Latest Answer

Easy....this gives you a list of sets (which you can easily join). [h3.polyfill(shapely.geometry.mapping(x)) for x in list(shapely.geometry.loads(geojson))]
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user3496060

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