I’m working with a very large dataset in Python, so I’m trying to use histograms instead of arrays (the arrays get way too large for saving/loading/mapping). I’m crawling over a bunch of files and pulling information from them, and I would like to then take the information and remake the his…
Tag: histogram
How to specify the color for a partial histogram patch
I would like to produce the following graph Note that one bar is partially blue and partially teal. This is what I’m trying to reproduce Rectangle(xy=(0.876747, 0), width=0.408487, height=0.206371, angle=0) is the Rectangle that needs to be partially colored. Rectangle(xy=(1.28523, 0), width=0.408487, h…
Why it shows “NameError: name ‘histogram’ is not defined”?
I’m taking a course on Coursera and doing an assignment after watching a teaching video. I wanna know why it shows “NameError: name ‘histogram’ is not defined” after running my own code. Answer Add histogram library in your code. please add line in the starting of the code. I sho…
Matplotlib histogram where bins are defined range of FLOATS and colored by it?
I do RMSF analysis and as a results I have list of floats (0.1, 0.3, etc.) and I would like to do a histogram where are bins of defined ranges of the floats. Then I want to have each range of float with corresponding color. I tried to do it with analogies of this script: I know that there is
Unformatted histogram values
I am trying to find the histogram values of an image by using my own function but when i run my code it prints the histogram values like [1.000e+00 4.000e+00 1.000e+00 8.000e+00 8.000e+00 2.500e+01 2.100e+01 4.500e+01 5.500e+01 8.800e+01 1.110e+02 1.220e+02 1.280e+02 1.370e+02 Is it normal or is there any oth…
How do I convert this histogram into a dot plot/dot chart using matplotlib and numpy?
I’m trying to create a dot plot/dot chart based on students’ hours of sleep, but the closest I was able to get was a histogram which matched my data. The method I tried which will be provided below didn’t work for me either due to my sheer inexperience or incompatibility with my data. Any he…
how to make a line trend chart from the given data
I have a histogram which is being generated from one of the dataframe column. But I want to make line similar to histogram. I tried to extract histogram data & plot a line chart but didn’t worked. This code generate a histogram, but I need a line chart which shows the trend Answer This shows the ste…
How to plot normalized histogram with pdf properly using matplotlib?
I try to plot normalized histogram using example from numpy.random.normal documentation. For this purpose I generate normally distributed random sample. Then I fitt normal distribution to the data and calculate pdf. Display fitted pdf and data histogram. I use density=True, but it is obviously, that pdf and h…
matplotlib histogram: how to display the count over the bar?
With matplotlib’s hist function, how can one make it display the count for each bin over the bar? For example, How can we make the count in each bin display over its bar? Answer it seems hist can’t do this,you can write some like :
Histogram of my cam in real time
Im trying to show the histogram in real time from grayscale of my webcam, the problem is that histogram is not being update and my cam stop until i close histogram’s window. How can i fix this? I want to show the grayscale img from my webcam and its histogram in same time, is possible do that? Answer I …