All Questions
Tagged with altair choropleth
12
questions
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 ...
2
votes
1
answer
561
views
Is there a way to reverse the color scheme of an altair choropleth map with binned data?
So I am trying to create a choropleth map at the county level using binned data in Altair. I got the bin function to work, but I can't reverse the direction of the color scheme. If I use the following ...
0
votes
0
answers
67
views
Is it possible to implement data classification scheme (for choropleth plot) in altair?
I am creating a choropleth plot function with Altair and want to use different data classification scheme for the size of the scatter markers. I have looked up the bin parameters and bin transform in ...
1
vote
2
answers
951
views
Problem with missing values in Altair or Plotly choropleth map
I have data for a few states in the US and others are Null. While creating the maps, I would like to shade in the states with the missing value in the text but I am struggling to find the correct ...
0
votes
1
answer
235
views
Problem while displaying Choropleth map for UK using Altair
I am downloading dataset from two different sources for UK areas. And I am using Altair code to display a Choropleth Map. But this what I get for both datasets using the following code:
_map = alt....
0
votes
1
answer
52
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Requite helps shading in Altair choropleth
I would like to shade in the non-highlighted items below too but I am struggling to find the correct method. I essentially want everything grey or any other set colour, except for the Boroughs ...
1
vote
1
answer
699
views
Adding dynamic tooltip and title to Choropleth (with slider) in Altair
In a previous post, @jakevdp produced the very nice choropleth in
Altair using a slider (pasted below for convenience):
import altair as alt
import pandas as pd
from vega_datasets import data
...
3
votes
1
answer
990
views
Adding labels to altair choropleth maps
Is there a way to add labels to the state maps? For example, to have the percentages directly on the individual states instead of only being able to see them via the tool tip?
I'm not sure if Altair ...
4
votes
1
answer
952
views
Format Altair choropleth map legend scale and tooltip
I am trying to make the tool tip 'Percentage' be an actual percent and not a decimal. Even when I include alt.Tooltip('Percentage:Q',format='.2%'), it doesn't seem to work.
Also, I am trying to make ...
4
votes
1
answer
2k
views
Altair choropleth map, color highlight based on line chart selection
I am plotting a choropleth map colored by the field Passenger_0_ and a line chart showing the evolution of Passenger_0_ throughout a day by zone.
I would like to select a line (zone) in the line chart ...
4
votes
1
answer
2k
views
Filtering to State Level for Choropleth Maps in Altair
I've been playing around with Altair's map functionality. I'm very easily able to build US maps with state and county boundaries now. What I'm stuck on is filtering the maps down to a lower level. For ...
2
votes
1
answer
2k
views
Dealing with missing values / nulls in Altair choropleth map
I've created a choropleth map in Altair with US state-level data. However, I have no data for some of the states. By default, these states do not appear on the map at all. Here's an example image:
I ...