Questions tagged [scatterplot]

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17 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.
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1answer
101 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....
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1answer
33 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 ...
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64 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, ...
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0answers
56 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 ...
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1answer
267 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. ...
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0answers
73 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 ...
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1answer
64 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 ...
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1answer
155 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 ...
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67 views

Creating scatter plot between to images in QGIS,ENVI or GEE

I have two images , for each one I have created new calculated band. Now I want to create scatter plot and to create statistic for the correlation between the values of those two bands for those ...
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1answer
391 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('...
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256 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 ...
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2answers
187 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 ...
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1answer
37 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 ...
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1answer
5k 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 ...
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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?
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1answer
57 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 (...
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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 ...
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1answer
457 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. ...
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1answer
203 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 ...
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1answer
445 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 ...
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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 ...
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3answers
2k 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 ...
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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 ...