I would like to draw circles in a loop. I want each circle to have a different color, but when I do this, I only get one color. I tried the code on colab 4.1.2 Answer You need to create mat as uint8 type: matplotlib conversion is: NumPy arrays of type float applies pixel range [0, 1]. NumPy arrays of
Tag: matplotlib
Python: How to plot Pabon Lasso chart using matplotlib?
I’m trying to plot a Pabon-Lasso chart using python’s matplotlib library. Pabon-Lasso is a healthcare services efficiency/performance plot. I only found the R code library for the plotting at: https://cran.r-project.org/web/packages/PabonLasso/index.html through searching but I have zero R knowled…
How to mix the outliers (from boxplot or not) with violin plot?
The graphs. The first graph is captured from https://towardsdatascience.com/violin-plots-explained-fb1d115e023d. And the second one is created by myself. I found this requirement when I was doing my python matplotlib assignment since the professor required us to highlight the outliers on violin plot whether t…
Confusion when displaying an image from matplotlib.pyplot to tensorflow
I have this error: TypeError: Invalid shape (28, 28, 1) for image data Here is my code: I know that the pytorch does processing via this way: C x H x W, and that matplotlib does it this way: H x W x C, yet when I change it to matplotlib’s way, it gives me an error here. Am I
How to write text inside the bar in a horizontal bar graph matplotlib?
My code so far gives me something that looks like this: I am wanting to write in the bars themselves if possible to get something like this: Here’s my base code so far: I’d like to put Disease into the bar Answer You can add text to the ax via matplotlib as ax.text(). If you add just before plt.sh…
How to find the regression line for multiple independent variables?
I’m trying to understand how the Multiple Line Regression works in code for machine learning. The issue I’m having is that I don’t get how to set up my regression line properly or if my coefficients are correct. So I guess I can divide my thoughts into three questions. Is my method of findin…
Creating multiple plots with for loop?
I have a dictionary of dataframes where the key is the name of each dataframe and the value is the dataframe itself. I am looking to iterate through the dictionary and quickly plot the top 10 rows in each dataframe. Each dataframe would have its own plot. I’ve attempted this with the following: This wor…
Add diagonal line to hist2d with matplotlib
I am analyzing the heights/widths of some ML label boxes by creating a 2D histogram with matplotlib: But I want to add a semi-transparent diagonal line from (0,0) to (0.1,0.1)–the line indicating a square label box–to emphasize how the majority of the aspect ratios tend towards the tall and narrow…
How to have a image as the plot face (the outer border) in matplotlib?
I know I can change the color using fig.patch.set_facecolor(“#ccdece”) but how do I have an image instead of a solid color? Like using img = plt.imread() and ax.imshow(img) but for the outer border. Any help is welcome. Answer You can create a dummy ax for the full size of the surrounding figure a…
Shrink/adjust the colorbar inside the plot
I am trying to shrink a colorbar, which is positioned inside the plot. When I position it outside of the plot (i. e. pad=0.05), it works just fine. Here’s a MWE: I have tried both shrink and fraction but none of them seem to do the trick. I am attaching the output. Any help is greatly appreciated! Answe…