# Questions tagged [histograms]

Tag for questions about building histograms in Mathematica. Apart from generating the graphics, and prettifying them, this also includes methods to extract their data.

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### How do I plot a histogram with hatched shading?

I can plot an ordinary histogram with blue shading and black borders like this: T = RandomVariate[NormalDistribution[0, 1], 10000]; Histogram[T, 30] And I can ...
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I'd like to modify this chart to relocate the z axis label so it's not over printing the values. ...
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### How to create a bar chart from a list of heights *and* bin delimiter positions?

Basically, I'm trying to produce the same output that Histogram[giganticList] would produce, but starting from the output of ...
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### How can we create a histogram distribution from binning data?

HistogramDistribution takes a list of data points, creates a histogram from them, and returns this histogram in a form that can be used as a distribution. I ...
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### How can I have an axis label automatically positioned below the X-axis? [duplicate]

I'm attempting to generate some histograms, and I'd like to automatically label the X-axis. However, Histogram[. . ., AxesLabel -> {"X", "Y"}] places the "X" ...
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### How to preserve clipping when exporting a framed histogram with font embedding?

I work with histograms and would like to export it to EPS format. I've noticed that my exported image loses the PlotRangeClipping option that I set up when I export the plot. This is true for at least ...
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### ColorFunction in Histogram[]

Let's say I have a Histogram: Histogram[RandomVariate[NormalDistribution[10, 2], 500]] and I want the bars positioned to the ...
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### How to rebuild original data from a histogram?

I have data in the following form. I have a list of values and a list of frequencies that indicate how often each value has occurred. Example list of values: ...
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### How to create a histogram from a given frequency table

I wanted to draw a histogram as in the photo above, I typed the command: ...
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### Mysterious behaviour of ParallelTable

This question is related to Export bug in combination with ParallelTable?. The following code shows an even stranger bug than in the upper question. The y-axis should always be logarithmic, but in ...
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### Circular Plot and Circular Histogram

The spherical or circular data arises when we measure data in degree e.g wind direction, clock and compass etc. Then representation of such data we need to plot circular plot, circular histogram and ...
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### Elegantly pairing up mismatched lists

HistogramList returns a list of bin boundaries and a list of counts. There is one more boundary than counts, and I'd like to pair them up so I can feed it into <...
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### How can I tell mathematica to generate an histogram from nominal data?

If I write: Histogram[{1, 1, 1, 2, 2, 2}] I get a nice histogram chart but if I write ...
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### Representative Smooth Kernel Distribution from Truncated Distribution

I am trying to produce a better distribution from a dataset that is bounded to be greater than 0. Here is an example distribution from the documentation that mimics the behavior of the actual dataset: ...
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### Calculate mean of values in bins

Problem description: I have a list of $\{x,y\}$ pairs. I'd like to divide $x$ into equal[*] bins, say $bx_1, bx_2, \ldots$, calculate $\left<y\right>$ for every bin and then plot the bin values ...
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### Smooth/histogram a 2D set

I have a 2D dataset like this one: {{x1,y1}, {x2,y2},...} I need to smooth/histogram the data in such a way that binning is over the x-coordinate, while counting/...
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### How to compute a discrete histogram of a list [duplicate]

I'm trying to compute the discrete histogram of a set of values. By histogram I mean the absolute frequency a value appears on the dataset, by discrete I mean the values are from a discrete set, e.g. ...
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### Combining Histogram and SmoothHistogram

How can we draw Histogram and SmoothHistogram together for two data sets?. I'd like to show the first data set using ...
• 617
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### How to find major color in a picture?

I want to find the major color (the color which appears most often) in a picture and do some analysis later. For example, if I have this picture: What I want to do is find out that gray, red, black, ...
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### Histogram3D with various colors and textures on cuboids' faces

I'm trying to produce an Histogram3D-like graph, but with a little more customization. In particular I want to manually specify the color of each cuboid and to print some information on the top faces....
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### Histogram of a very large dataset?

I have a very large dataset stored in a file (over 2GB). The file contains a tab-separated table of floating-point numbers. I want to do an Histogram of all the numbers in the table. But if I try to ...
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### Mathematica: Retrieving PlotRange from Histogram

Bug introduced in 10.0 or earlier and fixed in 12.0 I know that one can retrieve PlotRange of a plot by using ...
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### HistogramList for DateHistogram?

HistogramList and Histogram are closely related: ...
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### How to make a multi-peak histogram fitting

I got a multipeak histogram from my data and want to fit it using a Gaussian Distribution function. ...
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### Histogram "PDF" vs "Probability"

I have a discrete random variable with values from $0$ to $100$. I have plotted its histogram with bars centered in $0, 5, 10,\dots,100$. First I made the histogram using the ...
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### How can I make a list plot with bars?

Can anyone help me please? I don't want a Histogram; I don't want a BarChart, not even a ListPlot with drop down lines. I want a list plot with drop down columns/bars: please see the link. It is ...
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### Bar chart scale in multi-chart visualisation

This is a rewording of a previous question which probably wasn't very well explained, and so didn't get any responses(!). I'm trying to create a chart which shows the smooth kernel distribution of ...
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### Histogram3D using sums instead of counts

I'm trying to create a 3d histogram/ matrix plot pair. My data is in the form {{TTR1,TBF1},{TTR2,TBF2},....} What I would like is to modify the Histogram3D so ...
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### Multiple histograms grouped in a chart

I have this problem: I have three distributions and the relative histograms. But I would like to create an histogram in which the three columns of each single histogram for the same bin are put ...
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### Histogram: Compare PDF to Data

Goal I would like to make a plot which satisfies the following: Formost it should contain the Histogram of the data, with an overlay of the PDF Two y-axes, the left being the count for the elements ...
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### Histogram scale error when using DistributionChart

I'm a novice Mathematica user that is having some problems using the HistogramDensity function in a DistributionChart. My observations are heavily skewed to one category and the height of the other ...
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### 3D Histogram from discrete data

I have some (discrete) data of the type $\{x_i,y_i,z_i\}$ ...
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### Histogram For Non-Numerical Data

I have a non-numerical data, let say data = Table[RandomChoice[{0.2, 0.3, 0.25, 0.15, 0.1} -> {"A", "B", "C", "D", "E"}], {500}]; and i want to make a ...
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### How to fit a Weibull distribution function to histogram with unequal bins?

Whenever the function "FindDistributionParameter" is used in Wolfram Mathematica, it needs two inputs: raw data and distribution function. I have a problem where I have have data and I need to use ...
1 vote
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### Exporting SmoothHistogram plot data

My program produces a large data set, which is distributed by some unknown function. I've used SmoothHistogram to visualise it crudely as a probability distribution ...
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### Histogram plot for fixed class interval

Age Size of Kidney 0-20 8.5 20-40 9.2 40-60 10.4 60-80 9.3 80-100 8.9 The above data gives the average size of the kidney for the people of age ...
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### How can I make a heatmap of a days in year?

I know Mathematica has a ListPlot for time series but does it have a function for visualizing a list of dates as a heat map like this: This idea is from D3, check it out here.
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### Make a density list plot/histogram from large, pre-binned data set?

I have a large data set consisting of $\mathcal{O}(10^9)$ two-dimensional points. In order to save memory and time I have pre-binned these into a uniform grid of $500 \times 500$ bins using Fortran. ...
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### How to plot paired smooth histogram/distribution plots?

I've been trying to get paired distribution (aka "violin") plots like those shown below for a few hours, but all my attempts have failed. The key features here are paired smooth histograms/...
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### Map of United States as a 3D histogram

By combining the state data from here and the extrusion code from here I have managed to make prisms of the various US states such as However, the extrusion method looses information about the ...
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### Constructing a ternary histogram

so this is currently what I'm building ...
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### Log-log scale smooth histogram

How can I create a smooth histogram with a log-log scale? I can use Histogram[data, "Log", "LogCount"] to get a log-log histogram, or I can use ...
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### How to evaluate differential entropy from raw data?

I want to evaluate the differential entropy according to here $$h(X) = - \int f(x) \log{f(x)} dx$$ where $f$ is the probability density function. Lets create some test data (normal distribution): <...
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### Fit function to histogram

I have a list: histx={-56.6335, -57.2327, -57.8607, -57.9682, -57.0061, -57.1872,-56.9209, -56.1284,...}; I managed to create the histogram that I wanted to: But ...
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### Histogram with the smaller bar in front

I am trying to visualise multiple data sets in one histogram. When using one or two datasets, the automatic transparency of the bars keeps everything relatively easy to see. When going to three or ...
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### No values shown in histogram with "mouse-over"

Today I experienced a strange behavior in a histogram I made. Here a MWE: Given a set of points: pts = RandomReal[1, {1000, 2}]; and a helper function which ...
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### How can I plot histogram with the same number of values in every bin?

For example I have 100 values sample. I'd like to build histogram in which every bin contains, for example, 10 values. How can i do that? Thanks.
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### How to relate a binned pdf to a pdf, taking into account how the data is binned?

I have a data set which I represent as a PDF histogram Histogram[Data,{"Raw", NumberOfBins},"PDF"]. I want to know the distribution parameters of my data. I've ...
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