# Tagged Questions

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

667 views

### 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 ...
228 views

### Translating Histogram

SeedRandom[1]; RandomVariate[NormalDistribution[], 100]; Histogram[%, Automatic, "Probability"] The above code produces a histogram like I want to translate ...
870 views

### Histogram with variable bin size [closed]

Suppose I have some dataset,e.g., Histogram[RandomVariate[PoissonDistribution[2], 10000], 10] which gives, $\hspace{2cm}$ How can I change the histogram such ...
259 views

### DensityHistogram label/display values in Mathematica 8

I'm trying to make a DensityHistogram in Mathematica 8 that overlays the histogram values for each location. What I want is for the value of each square to be ...
229 views

### 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 ...
220 views

### 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): <...
629 views

### How can I have an axis label automatically positioned below the X-axis?

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" ...
237 views

### Rescuing a vertically clipped histogram

I recently ran a rather time intensive calculation and plotted the results in a histogram by simply called Histogram[data]. However, because of a rather serious error on my part, I recently lost my ...
94 views

### Small output glitch with Histogram

I'm experiencing a small formating glitch with an histogram. I want to define an histogram with a square frame, with precise vertical ticks from 0 to 10. But I'm still getting a larger range, and I ...
178 views

### spherical histogram for 3D object

I want to develop a shperical histogram for 3D object. Given a 3D object, I put it in a cylinder where its axis pass through the centroid of the object. The cylinder is sampled into a number N of ...
200 views

### Histogram from relative frequency data;

I've got a data set similar to the first and fourth column of this table http://mathworld.wolfram.com/FrequencyDistribution.html where the first column is the midpoint of a fixed range of values (...
141 views

### Random Variate generating strange results when using ProbabilityDistribution

I have created a probability distribution that follows a general normal distribution, given by: $$\frac{b *e^{-\left(\frac{\sqrt{(x-u )^2}}{a }\right)^{b }}}{2 a \Gamma \left(\frac{1}{b }\right)}$$...
907 views

### Comparing 2 Data Sets in a Single Plot

I have 2 data sets, data1 and data2 with large (in the thousands) amounts of data and I want to compare them in a plane. They ...
341 views

### Plot contours for 3d histograms

I have a data set which is a list of pairs. From this I can easily make a 3d histogram with Histogram3D[data] or a smoothed ...
590 views

### 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 ...
467 views

### Cumulative histogram with log-log scale

How to do a cumulative histogram on Mathematica on a log-log scale? This question is pretty straightforward, but a search didn't help me at all. Keep in mind that all I have is a list of n numbers ...
1k views

### Histogram with a logarithmic scale for the y-axis

How can I get a histogram with a logarithmic scale only on the the y-axis? With ...
60 views

### DateListPlot from DateHistogram

How do I draw a DateListPlot from the bin height and bin middle position? I have a series of time events from which I calculate DateHistogram, but I want to represent the result through a kind ...
119 views

### ImageHistogram with logarithmic y scale

ImageHistogram is much faster than Histogram with ImageData. The only problem: I cannot ...
220 views

### How do you make a 3D city population graphic?

I want to make a graphic that has the shape of a country, finds all the cities of that country, gets their coordinates and populations and turns that into a SmoothHistogram3D with the population being ...
1k views

### How to extract the probability density function from SmoothHistogram? [duplicate]

I have some data.I plot the histogram with SmoothHistogram in Mathematica. If the y-axis of the histogram is my p(x) function, I want to plot f(x)=(1/n)ln(p(x)) ...
205 views

### How to normalize histogram height to unity?

When doing Histogram[data], I get the total nummber of counts in each bin. Doing Histogram[data,Automatic,"Probability"] ...
476 views

### Centering histogram bars over axis values

I'd like to center the bars in my histograms over the correct values of the x-axis. Here is a simplified example: The most common value in the dataset is zero, but glancing at the histogram this ...
179 views

### How to normalise a line in mathematica

I'm working on creating a line plot from a histogram, as in the following: ...
87 views

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248 views

### 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 ...
95 views

### Vertical Line in Histogram [closed]

I created a histogram of my data. This was working fine. plotbootstrap = Histogram[data, 30] I now also want to add a vertical line for a certain $x$ value (here ...
78 views

### Thickness of bars in a histogram

How can I control the thickness of the bars (here vertical lines) in a Histogram plot? For example in the plot below (of the corresponding image: http://goo.gl/...
189 views

### How to compare Histogram Data?

I'm using a Dataset ...
336 views

### Making multiple sideways histograms/bell curves around temporal data

I don't quite remember what this type of plot is called, but here is the idea: I have some data which is indexed by time, and I want to look at the evolution of the distribution of that data as time ...
329 views

### two histograms ratio

I have two histograms and using listplot to draw both. Now, I want to draw a second plot, below the first, with the ratio of each bin. Does anyone know how to do this? Many thanks. This is the code ...
252 views

### Binning of listplot [duplicate]

I have two arrays describing a 1-dimensional mass distribution. The first array, $x$, are the (un-sorted, and un-evenly distributed) x-coordinates; the second, $m$, the corresponding masses. I would ...
167 views

### Using bin values and metadata in ChartElementFunction in histograms

The DensityHistogram command lets you specify a ChartElementFunction which according to the documentation: The arguments ...
98 views

### AbsoluteOptions of a Histogram with PlotRange [duplicate]

Possible Duplicate: Mathematica: Retrieving PlotRange from Histogram I would like to evaluate the AbsoluteOptions of one of my ...
2k views

### 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: ...
323 views

### How can I get Histogram to show the number of elements in its bins?

I'm just using Histogram[data, 50]. All the examples on the Histogram help page show show the number of elements when the cursor ...
333 views

### How do I create a histogram out of this datastructure: x[i] = value_i?

Here is my SSCCE: a[1] = 2; a[2] = 3; a[3] = 6; Histogram[a] This throws and error though. Here are my questions: What kind of data type is a? Is it an Array?...
117 views

### Histogram distribution

Imagine the following data: data = {-0.7, -0.5, -0.2, 0.1, 0.4, 0.5, 0.9, 1.1, 1.2, 1.3, 1.5, 2.1} From that I make a ...
81 views

### Easy way to create an histogram with given heights? [closed]

What is the easiest way to create an histogram with the heights of each bin already determined? I read all the support page on histograms but I don't understand if there is a way to create an ...
173 views

### Get histogram of number of vertices per component of graph H

I have a huge graph with ~8k vertices and ~1k components. I want a histogram showing the number of vertices for each component. How do I do this? EDIT: I'm trying ubpdqn's approach, but not gettting ...
435 views

### How to interpret an image histogram and plot histogram3D for an image?

I'm really finding many ambiguities in how I really should interpret the histogram of an RGB image? I could understand what the height denotes, but did not understand how the pixels get plotted on a ...
235 views

### Dual Axis Histogram

I'd like to plot two histograms on top of one another, but they have very different scales. Is it possible to plot a histogram with two y-axes, similar to the custom function found here for plots?
350 views

### Making a histogram of a user defined random variable

Suppose I want to generate a histogram of $n$ trials a slightly complicated random variable in Mathematica. Is there an easy way to do this? For instance, to make a histogram of a normal variable one ...
180 views

### Extracting counts of contiguous zeros and ones from a binary array

I'm a novice with Mathematica, but you guys have been very helpful to me in the past. I have a binary array [100, J repetitions] consisting of zeroes and ones. I'd like to extract a histogram of the ...
342 views

### How do I generate a 3d histogram of runs

This question is an extension of the question I asked here Histogram of runs. What I would like to do now is generate a Histogram3D that has the run duration on the x axis and the mean level on the ...
200 views

### Discontinue, then continue x-axis of 2D Histogram

I have the pictured Histogram. It was generated by the following lines: ...
1k views

### Weird vertical line when trying to plot a histogram [duplicate]

I'm trying to plot a histogram of a few data points and overlay a plot on it (it's a fit of a geometric distribution to my data). The weird thing is that a vertical line appears always next to the ...
1k views

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