Questions tagged [plotting]
The plotting tag has no usage guidance.
21
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Plot borders larger than set extent (Terra in R)
I am trying to plot what I think is a very simple map. I have three inputs, map of Canada, map of USA, and a shapefile with rivers. I have set my extent, and when plotting the map I can see a cutoff ...
- 1
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26
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Plotted data in Python and plotted data in QGIS is different
I'm currently working with a raster dataset containing U.S. land cover data and a vector dataset containing building footprints within a specific state. When I attempt to plot two buildings that ...
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1
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312
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Plotting map points in different colours in R
I am trying to use mapview() to plot some geographical data, but somehow I can't find a way to plot two different data sets in different colours.
In my case, I want to plot occurrences in summer and ...
- 101
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119
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Plotting data on a Fuller-like projection
I really like the "one island" approach of the Fuller and AuthaGraph projections, seen below. My goal is to plot points (e.g. cities), shapes (e.g. modern and historical countries) and data (...
- 101
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273
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How to plot the map correctly over the SST data in cartopy?
I am trying to plot L2 Sea Surface Temperature data and I want to plot it over the globe in a geostationary projection. I tried the following code:
import h5py
import sys
import numpy as np
import ...
1
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604
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Method of interpolation to create weighted heatmap rasters in R from point data
I want to create a geospatial heatmap that is weighted by a specific variable sourced from georeferenced points.
An example dataset is 'us_states' from the 'spData' package. I want to take this data, ...
- 11
5
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1
answer
4k
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Rotating a set of points with an angle with rotation matrix: why is result "distorted"
What might be going wrong with my rotation of set of points as result look distorted? I have a set of points (X,Y). I calculate the mean (= "center of gravity") of them and subtract it from ...
- 387
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1
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140
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Imported .csv file plotting incorrectly
I have imported a csv into ArcGIS, then displayed xy data. For some unknown reason to me, the point are plotting incorrectly. I am using an ESRI base map in WGS 84 web mercator aux sphere and the ...
- 11
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2
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471
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Proportional symbol map in QGIS
I want to create a map of India showing 30 districts that have the highest COVID-19 cases as of 31 December 2020 using QGIS. I marked the 30 districts and added the CSV file to this layer. I want to ...
- 81
2
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1
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195
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What does the "scale" setting when plotting a NDVI or EVI time series?
I adapted the script from the guide for ui.Chart.image.series to my region of interest and time period:
// Import the example feature collection and subset the forest feature.
var bm = ee....
- 23
1
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1
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3k
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Not getting different colors on Folium package
I am trying to plot some points on the map, where the points are marked based on geo-coordinates and each point belongs to a category.
I am trying to set the color of the categories from the color ...
- 13
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479
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Inaccurate georeferencing when plotting raster files using rasterio
I am trying to develop a plot of a raster image with a background map. I used rasterio for reading the raster file and contextily for obtaining the background map following this tutorial.
The plotted ...
- 491
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1
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902
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ggplotting st_cast("MULTILINESTRING") lines: ends points undesirably connected to starts using R
I have the lat-lon positions of various individuals. When I plot multiple individuals at the same time, I see odd lines over land, and have been investigating why. It transpires that plotting ...
- 1,037
2
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1
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647
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Why are my circles plotted on maps, using buffer data from GeoPandas, not the same size as if I plot on Google Earth?
I am using GeoPandas and matplotlib to plot some circles of desired radius around a set of points.
I find that the circles are not the right size on the maps, but the equivalent sized circles drawn on ...
- 21
3
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1
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222
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Blank spaces in large format plotter prints
I keep getting a blank swath when printing large format PDF files to my plotter.
I am trying to plot a single page that is 42" (maximum width of roll for this plotter) by up to 120" in ...
- 51
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143
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Plotting points of restaurant locations onto NYC Taxi Data Shapefile Plot [closed]
I'm trying to plot the locations of restaurants in NYC onto the plot of NYC boroughs that I made from the shapefile provided by the NYC Taxi Data website using Rstudio. I don't understand why it is ...
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223
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Using Google Earth to figure out the coordinate reference system from only lon, lat information
Lately, I've been trying to use lat/long information to plot on QGIS without any good results because I lack the correct EPSG code for the coordinate reference system. This is not the case with Google ...
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1
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170
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XY points not displaying
Using ArcMap, I am trying to add a series of co-ordinates to a map to show the distribution of shelf seas I am analysing. However, when I go through the process of adding XY data to the basemap, it ...
2
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1
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963
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AIS Data Gaps - plotting as lines in QGIS
I am currently attempting to plot AIS data from our on board AIS receiver in QGIS. (https://en.wikipedia.org/wiki/Automatic_identification_system)
My current processing steps are :-
Import the AIS ...
- 21
3
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2
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4k
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Plotting lon/lat point (without manual conversion) on XY map using GeoPandas?
I am data scientist not experienced in GIS and need to do some simple map plotting of the Netherlands. Using Geopandas everything works out nice and dandy for my purposes however I am stuck on 1 ...
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4k
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Creating chloropleth maps in geopands with 'user_defined' bins
As suggested in the geopandas mapping tools documentation, I want to create a chloropleth map using a custom defined bin sizes:
world.plot(column='gdp_per_cap', cmap='OrRd', scheme='user_defined')
...
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