Questions tagged [scatterplot]
The scatterplot tag has no usage guidance.
25
questions
0
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1answer
383 views
Python Matplotlib Combine legend from histogram and lines [closed]
I wrote a Python script that uses matplotlib twinx to combine a histogram and some line functions plot as can see in the figure. However I was not capable of combining both legends (nb of points and ...
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0answers
25 views
Shapfile attribute data processing using ArcPy in IDLE
I am working on shapefile data using ArcPy in IDLE environment. How can I access/read two attributes of a shapefile and create a scatter plot using ArcPy?
This is what I am getting:
This is what I ...
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0answers
46 views
How to scatter plot the raster data of LST and NDVI?
From the scatter plots, the dry edge and wet edge is to be determined to calculate soil moisture. I have used the MODIS products of LST and NDVI for determining the soil moisture index.
1
vote
1answer
211 views
Plotting scatterplots with subset of rasters in R according to land cover
I have three rasters:
> raster1
class : RasterLayer
dimensions : 2803, 5303, 14864309 (nrow, ncol, ncell)
resolution : 0.008333333, 0.008333333 (x, y)
extent : 60.85, 105.0417, 15....
0
votes
1answer
55 views
How can I add multiple series to a chart in ArcGIS Pro
I am using ArcGIS Pro version 2.5.0. I want to create multiple scatter plots, but where they are all graphed on the same figure. That is, I have three different cities where I want to plot the same ...
0
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0answers
193 views
Google Earth Engine: linear fit and correlation between Sentinel 1 data and MODIS LAI data
I have a collection of Sentinel 1 log(VH/VV) and MODIS LAI data for a point and I'm now trying to
calculate the slope of the best linear fit for MODIS LAI vs log(VH/VV) curve for the point,
...
1
vote
1answer
174 views
Display R2 in GEE chart
I have created scatter plot in GEE but for some reason it doesn't display the R2 and the way the linear regression displayd is also not good:
as you can see. the R2 isn't displayed at all and the ...
1
vote
1answer
1k views
How to create density scatter plot from dataset for pairgrid in Python
I'm trying to compare the values of each pixel in relation to each band to create a scatter plot of density. First I extracted the values from the image to form an array, then I created a dataset. ...
2
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0answers
132 views
Scatter matrix using pandas does not reset any graph
I would like to find the statistical correlation between all the pixels of an image in relation to the bands. In my case 7.
from osgeo import gdal
from osgeo import gdal_array
import numpy as np
...
0
votes
1answer
113 views
Different number of observations when using SampleRegions
I have a code in GEE which creates two images from sentinel-1 (SAR) and from sentinel-2 (NDVI) , creates from them paired image and then creates scatter plot from the two bands in the image. In order ...
4
votes
2answers
438 views
Scatter plot between two images in GEE
I have created a script that suppose to create scatter plot based between two images with the same size, one has NDVI values and one has db values from Sentinel 1. The problem is that I get the next ...
2
votes
1answer
993 views
How can I plot scatter plots over a shapefile using Python?
This is my code:
import matplotlib.pyplot as plt
import json
import time
import geopandas as gpd
from descartes import PolygonPatch
from shapely.geometry import LineString
borough = gpd.read_file('...
1
vote
0answers
313 views
Scatter Plot between 2 images Google Earth Engine
I have 2 high-resolution images in Google Earth Engine. I want to plot a scatter between these 2 images. But I am getting some error Missing required arguments to function seriesByRegion(): reducer. I ...
0
votes
2answers
351 views
Retrieve lineal regression from scatterplot in GEE
I'm trying to get a lineal regression from scatterplot of two bands in GEE, but i don't how to do It. I was trying to apply over the example of scatterplot available in GEE docs.
// Define an ...
0
votes
1answer
49 views
Scatterplot between raster and point shp
I have a TIFF containing soil moisture values in each cell and I have a point shapefile with only 50 points of field measurements.
How can I make a scatterplot of these 2 datasets? I know I can ...
0
votes
1answer
63 views
R-Scatterplot: How to match palette() to not incrementing color-column
I want to visualize the feature space in my training areas using scatterplots. I use a nested classification schema, so my class values are not incrementing but sorted in categories like 100 (...
0
votes
1answer
512 views
Qgis, display asc data file as scatter plot
I have a digital elevation model in Qgis, and I would like to know how to display the data as points (the X Y grid, with the Z altitude) ? So I can see the density of points in my zone of interest.
...
1
vote
1answer
237 views
How to draw scatter plot from vector attribute table or vector (point) layer in GRASS?
I have a vector layer (point) with attribute columns cat, value1 and value2. I need to draw a scatter plot (value1 vs value2) in GRASS.
I can see scatter plot option for raster maps in GRASS? Is ...
1
vote
1answer
524 views
How to display X-Y data with different colors using arcmap
I have a list of lat/lon coordinates for data points that I want to put on a map. I want to have the size and/or color of the points to change based on additional columns on the excel sheet with the ...
1
vote
1answer
1k views
Plot in rstudio a NetCDF File - latbox by lonbox
I have two NetCDF-Files. One of them holds information about the temperature in 2m (t2m) , the other one about outgoing long wave radiation (olr). I want to make a scatter plot. The first part of this ...
0
votes
2answers
1k views
Creating histogram/statistics/scatterplot by classification tool in ArcMap?
I'm currently working on a land cover classification with Landsat 8 imagery. I already subjected the imagery to pre-processing (atmospheric and topographic correction) and I mosaiced two images.
Now I ...
5
votes
1answer
3k views
Scatterplot between two rasters in R?
I am very new in programming and I want to ask how can I make a scatterplot of two rasters in R and also get their correlation?
7
votes
1answer
6k views
Creating scatterplot with icons (svg or png) instead of points?
I'm just starting with R and I wanted to know if it's possible to create a scatterplot with custom icons (svg or png) instead of points.
I started to import a shapefile, and then I have a set of ...
3
votes
3answers
3k views
Scatterplot, correlation of dependence and r-square between two rasters
I have two rasters of the same region and of same resolution and I want to plot in a scatter plot their values and compute the best - fit line with r-square. Any idea how can I do this on Arcmap or ...
6
votes
1answer
3k views
How to create a x-y scatterplot from attributes in QGIS 2.0?
There are a few old packages that allow the creation of x-y scatter plots from attributes in vector data
(Scattergram for 1.7) http://plugins.qgis.org/plugins/scattergrammidentify/
(SPQR for very ...
