Top "Histogram" questions

In statistics, a histogram is a graphical representation, showing a visual impression of the distribution of data.

Side by Side histograms in the Same Graph in R?

This should actually be really simple but I'm having a really hard time finding a solution to this problem. I …

r plot histogram
Python: Creating a 2D histogram from a numpy matrix

I'm new to python. I have a numpy matrix, of dimensions 42x42, with values in the range 0-996. I want …

python numpy matrix matplotlib histogram
Gnuplot change color of bars in histogram

is it possible to change the color of bars in a Gnuplot script dynamically? I have the following script reset …

gnuplot histogram
Plot histogram with colors taken from colormap

I want to plot a simple 1D histogram where the bars should follow the color-coding of a given colormap. Here's …

python matplotlib histogram
Histogram equalization not working on color image - OpenCV

I am trying to perform a histogram equalization using OpenCV using the following function Mat Histogram::Equalization(const Mat& …

c++ opencv image-processing histogram
Understanding TensorBoard (weight) histograms

It is really straightforward to see and understand the scalar values in TensorBoard. However, it's not clear how to understand …

tensorflow histogram tensorboard
How to get data in a histogram bin

I want to get a list of the data contained in a histogram bin. I am using numpy, and Matplotlib. …

python numpy matplotlib histogram
How to adjust `binwidth` in ggplot2?

This may sound a like a repeat question, but hopefully it is not. In the basic R graphics histogram function, …

r ggplot2 histogram
How to use the function curve in [R] to graph a normal curve?

I'm trying to make a histogram in [R], and the normal curve that describes the histogram as follows: w<…

r histogram normal-distribution
Edit the width of bars using dataframe.plot() function in matplotlib

I am making a stacked bar plot using: DataFrame.plot(kind='bar',stacked=True) I want to control width of …

python matplotlib pandas histogram bar-chart