# \#gis

**URL:** https://discourse.julialang.org/tag/gis/449.md

[Latest](https://discourse.julialang.org/latest.md) · [Categories](https://discourse.julialang.org/categories.md) · [Tags](https://discourse.julialang.org/tags.md)

---

## [How could I create map with colored countries?](https://discourse.julialang.org/t/how-could-i-create-map-with-colored-countries/75634)

<div class="topic-metadata">

**Author:** [@maajdl](https://discourse.julialang.org/u/maajdl)\
**Replies:** 5\
**Last updated:** [February 2, 2023, 3:01pm UTC](https://discourse.julialang.org/t/how-could-i-create-map-with-colored-countries/75634 "2023-02-02T15:01:04Z")

</div>

Hello Below is the kind of maps I would like to draw. The colors would be changing according to some data. I would dream of making animated gif files on this basis. Any idea how I coul proceed? Thanks Michel

---

## [Cloud based code development](https://discourse.julialang.org/t/cloud-based-code-development/86217)

<div class="topic-metadata">

**Author:** [@monty](https://discourse.julialang.org/u/monty)\
**Replies:** 3\
**Last updated:** [September 8, 2022, 1:47pm UTC](https://discourse.julialang.org/t/cloud-based-code-development/86217 "2022-09-08T13:47:38Z")

</div>

We are looking for a part-time or full-time employee to support the development of cloud-based computational frameworks and visualization dashboards performing: Network optimization, including mixed integer-linear prog…

---

## [Count number of overlapping polygons with Julia?](https://discourse.julialang.org/t/count-number-of-overlapping-polygons-with-julia/57400)

<div class="topic-metadata">

**Author:** [@vlandau](https://discourse.julialang.org/u/vlandau)\
**Replies:** 2\
**Last updated:** [July 19, 2022, 8:36pm UTC](https://discourse.julialang.org/t/count-number-of-overlapping-polygons-with-julia/57400 "2022-07-19T20:36:30Z")

</div>

Hi all, I have a series of partially overlapping polygons in a single shapefile, and I need to create a new shapefile that has the number of overlapping polygons in each intersection. e.g. this. There is a way to do it …

---

## [Computing Concave hull/alpha shape for a point cloud](https://discourse.julialang.org/t/computing-concave-hull-alpha-shape-for-a-point-cloud/82746)

<div class="topic-metadata">

**Author:** [@arsh](https://discourse.julialang.org/u/arsh)\
**Replies:** 14\
**Last updated:** [June 16, 2022, 2:56pm UTC](https://discourse.julialang.org/t/computing-concave-hull-alpha-shape-for-a-point-cloud/82746 "2022-06-16T14:56:14Z")

</div>

I have a point cloud and I want to find it’s outline(also includes holes). Eg: A delaunay triangulation of such point cloud might look like I have tried to use existing tools in the ecosystem but most of them don’t s…

---

## [Which approach for matrix of road journey times (i.e. routing-based distances)?](https://discourse.julialang.org/t/which-approach-for-matrix-of-road-journey-times-i-e-routing-based-distances/44407)

<div class="topic-metadata">

**Author:** [@sylvaticus](https://discourse.julialang.org/u/sylvaticus)\
**Replies:** 1\
**Last updated:** [August 6, 2020, 11:43am UTC](https://discourse.julialang.org/t/which-approach-for-matrix-of-road-journey-times-i-e-routing-based-distances/44407 "2020-08-06T11:43:27Z")

</div>

I need to get a matrix of road journey times by geographical coordinate pairs. I have colleagues that are using for this the R package osrm that in turn use the demo public server of project osrm, where they run their m…