I have a list as below: I want to show the values of n-th and m-th element of the x-axis and draw a vertical line For example in the graph above, the 100th elements on the x-axis – how can I show the values on the line? I tried to knee but it shows only one elbow. I suggest it
Tag: matplotlib
Multiple hatched areas with different hatch color using pcolor in matplotlib
I’m trying to change the hatch color of a hatched area but nothing seems to be working. In this example I’d like the hatches of the red area to be a color other than black (but not affect the color of the hatches in the gray area). The areas are rectangular here, so other solutions would be possible, but I’d
How to plot 3D points in Matplotlib
I have a question I have a dataset which contain 1200060 rows and 3 column. column contain points and I have to draw a 3D plot for it. I’m using the code below but I don’t know where is the error. error is: I tried this one too but unsuccessful this one run but didn’t show any output and using
For loops to iterate through columns of a csv
I’m very new to python and programming in general (This is my first programming language, I started about a month ago). I have a CSV file with data ordered like this (CSV file data at the bottom). There are 31 columns of data. The first column (wavelength) must be read in as the independent variable (x) and for the first
How to add specific dots on a box plot created using pandas data frame?
I have a pandas data frame (df) which looks like following:enter image description here I was able to create a box plot and scatter plot separately from the given data frame using the following code: The results look like this: enter image description here I want to add the dots from the scatter plot which represent only three rows of
Overlay/Fill country boundaries with image in
Is there a way to fill a country with an image similar to R solution using custom library here: I have a solution where the face colour is filled for instance the below where Italy is blue. However, I would like to add the Italian flag. Is there a way in Python (I have not found much after searching) or
Plot group averages for each rating on 4 separate plots
I have 4 groups (research, sales, manu, hr) and each group has 2 categories (0 & 1). I am trying to plot the average scores for each group in the features in the list ratings. The code that gives me the means looks like this (with depts = [‘research’, ‘sales’, ‘manu’, ‘hr’]: Which results in this output: My question is
How to upscale an image so that the result is not blurry or black?
I’m using the following code in order to upscale an image. However, this is not working as expected, as image2 becomes black. I really want to produce a new array, because I will be saving this array as an image to the file system. Specifically, I will create a gif animation from the upscaled version of these arrays. However, I
How to plot simple moving averages with stock data
I am trying to plot simple moving averages (SMA) using Apple’s stock price. I have lines below: But the plotting isn’t successful. What did I do wrong, and how I can correct it? Answer From the code you posted, it seems as though you didn’t set the index of the dataframe after loading the data from the csv file. pd.read_csv
How to plot data in straight line and in different line style depending on the data set
I have a unique data set (the number of rows and columns can vary case to case.) As you see it have a unique combination of data set (constant and then change, constant and then change.) I want to plot the constant data set in the solid straight line without any dash-type and the data which is not in straight