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Questions tagged [choropleth]

A choropleth map is a thematic map in which areas are shaded or patterned in proportion to the measurement of the statistical variable being displayed on the map.

choropleth
2 votes
1 answer
27 views

How to display a custom color for NA values in an R Plotly choropleth map?

I would like to change the fill color of NA values in a choropleth r plotly interactive map from white (or transparent?) to light gray. This is for an R Shiny application, so I would like to retain ...
rdev's user avatar
  • 21
0 votes
1 answer
16 views

Subplot two plotly python express choropleth maps including time animations next to each other

I would like to plot multiple plotly express choropleth maps with their own time sliders next to each other. I have tried lots of different approaches by now, but nothing seems to work. I am aware of ...
phoebe_albeduddel 's user avatar
1 vote
1 answer
31 views

Choropleth map is not coloring the regions

So I have previously done a choropleth map and it was working. This time I used the same approach but its not showing anymore map and unis_colleges have the same shape, as well as index The map and ...
Jennie's user avatar
  • 13
0 votes
0 answers
52 views

How to create a 'count' choropleth map? Large dataframe with many different values overlain on separate geodatabase

I am aiming to plot a choropleth map (plotted using the polygons from a geodatabase) that will count the number of instances per region (wildlife management units) from a separate data frame (...
Flavia Rasmussen's user avatar
0 votes
1 answer
54 views

Plotly Choropleth Map not displaying GeoJSON Data Correctly - Possible Geometry or Mapping Issue

I'm quite new to choropleth_mapbox() and I don't know where the problem is in my script. I would like to display the average spot market energy prices in individual bidding zones. Ultimately, I would ...
g3nkoVMAESTRO's user avatar
0 votes
0 answers
53 views

Streamlit-folium no data return on click

Using streamlit_folium and geopandas explore() to display a choropleth map drawn with this code: m = my_shapefile.explore( column = 'risk', popup = ['ID_PARCEL', 'Risk of infection:'], ...
Droidux's user avatar
  • 310
1 vote
0 answers
28 views

Plotly Express choropleth giving error "Object of type bytes is not JSON serializable"

I am trying to use Choropleth from Plotly Express to plot data in US zip codes. I have a GeoJSON from this GitHub repo and am trying to use it in conjunction with a CSV which gives zip codes and the ...
Tina's user avatar
  • 11
0 votes
0 answers
40 views

Power BI Choropleth Map Legend Sort not by distribution but by a custom order

I am building a Power BI Choropleth map using the January 2024 PBI desktop version and would like some assistance setting a custom sort order for the map. Currently, the sort order for the legend is ...
ramadongre's user avatar
0 votes
0 answers
64 views

Dropdown menu in folium doesn't work (Python code)

I try to create a choropleth with Folium. The choropleth should show the different growth rates of the countries (lower growth rate = dark green, growth rate > 0 = red). In addition, I would like ...
Wiebke S's user avatar
1 vote
1 answer
73 views

Plotly ScatterGeo Text color

I'm using plotly to make a choropleth map. I would like to add text labels to the map using fig.add_scattergeo, but it's borrowing the colormapping from the plot and it doesn't look good. The text ...
Jred's user avatar
  • 305
0 votes
1 answer
50 views

How to send less data to the client with Shiny/leaflet

I'd like to host a page that visualizes a choropleth map at the Census Tract level in the US. I think because of the fidelity of the data necessary, it is probably best to implement this as some kind ...
ctesta01's user avatar
  • 959
0 votes
1 answer
97 views

Altair choropleth not rendering in streamlit app on Snowflake and color coding problem

I am trying to make a choropleth map in a streamlit app on Snowflake. Outside of snowflake, I can use the following code to render a map where just one county in Alabama is color coded. import ...
jh_'s user avatar
  • 103
0 votes
0 answers
27 views

Plotly choropleth map

I'm trying to make a choropleth map of country Indonesia to visualize the population value of each provinces. I'm using the plotly graph_objects module. The legend is showing, but the map just show as ...
Space Alpaca's user avatar
1 vote
0 answers
21 views

How to implement color scale in choropleth map

I am creating a choropleth map that visualizes a world map, with certain countries highlighted with a color manually provided by plotly.dash. I want to have the ability to change the colors by a color ...
user23957991's user avatar
0 votes
1 answer
36 views

Finding regions in Choroplet map

I am trying to prepare Choropleth map for Kosovo. My intention is to map following districts/regions : Ferizaj, Gjakova,Gjilan,Mitrovica,Pecki,Pristina and Prizren. I tried to do this with ggplot2 ...
silent_hunter's user avatar

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