Presenting results in graphical form; for example, histogram, scatterplot, or boxplot.
2
votes
1answer
144 views
What is the best probabilistic graphical model toolkit for MATLAB?
I want to use the Probabilistic graphical model toolkit for my research. (preferably MATLAB based).
There seems to be pretty a lot of different toolkits available online (UGM, Bayes Net Toolbox for ...
1
vote
1answer
49 views
What is the best way of presenting a correlation? (in R)
I have two variables which show significant correlation (Spearman). I would like to graphically show the strength of the relationship, much like showing a linear regression fit with confidence bands. ...
0
votes
2answers
27 views
Need cube (square) plot for 2 factors factorial design in R
Is there any R package that can produce cube plots for 2 factors (in fact it is a square plot)? I want something similar to the first plot at the end of this page on factorial plots.
In the package ...
7
votes
4answers
6k views
-3
votes
0answers
46 views
fitting cdf into range 0-1
In order to calculate the cumulative distribution function, I counted the number of delays in my example within intervals. but the results for each interval is a large value. I need to know how can i ...
1
vote
1answer
39 views
How to plot a “differential word cloud” in R?
I have a questionnaire with one "open" text box, and 20,000 responses. I'm not planning to read all of them, but I'm thinking of interesting things to do with them. A general tag cloud would not be ...
0
votes
0answers
35 views
How to deal with a lot of plots in R [migrated]
I have a for loop which produces 60 plots. I would like to save all this plots in only one file.
If I set par(mfrow=c(10,6)) it says : ...
1
vote
0answers
23 views
Visualization and navigation through a Pareto front
I've recently extended my genetic algorithm in such a way that it constructs a Pareto front, instead of weighing the different quality dimensions.
The quality dimensions are not related to 'spacial' ...
1
vote
1answer
46 views
Autocorrelation and Partial autocorrelation interpretation
I am learning about ACF and PACF graphs. I am not sure I understand how to interpret the one I got for my data.
I have searched google for some ACF and PACF examples, and I found some samples of ...
11
votes
6answers
424 views
Graph for relationship between two ordinal variables
What is an appropriate graph to illustrate the relationship between two ordinal variables?
A few options I can think of:
Scatter plot with added random jitter to stop points hiding each other. ...
4
votes
1answer
51 views
Visualising relationship data
I have data about a certain workforce, with different worker types W1, W2, W3, W4, etc. I need a method to visualise the relationship between each worker type. In particular, I'm interested in ...
0
votes
0answers
19 views
Sorting/Clustering similarity matrices
I wonder, what are the available libraries in R or Python to do correlation matrix clustering (sometimes it is referred to clustering).
I also, wonder, after clustering/grouping each point. What is ...
4
votes
1answer
80 views
Confidence error bars and “central point”: Should we emphasize the median?
Say I want to plot summary data with a point and a 95% confidence interval around that point. What should my point really be? Mean, mode, or median?
I know that mean = median for any symmetrical ...
1
vote
1answer
101 views
Plotting predicted values in GLM in R
I am trying to find a more aesthetic way to present an interaction with a quadratic term in a logistic regression (categorisation of continuous variable is not appropriate).
For a simpler example I ...
0
votes
1answer
73 views
0
votes
1answer
138 views
How to calculate recall-precision curves
I am trying to plot a recall-precision curve for an object detection algorithm. In order to detect objects, I create a vote-map (2D histogram) in which object centres are voted for.
I then filter ...
2
votes
0answers
66 views
Diagnostic plot for assessing homogeneity of variance-covariance matrices
Is there a handy plot for comparing the variance-covariance matrices of two (or perhaps more) groups? An alternative to looking at lots of marginal plots, especially in the multivariate Normal case?
0
votes
0answers
81 views
Plotting scatterplot with non-dominated front in R
I have a dataset with two objectives (runtime and solution quality). Is there some way to draw a scatterplot in R that also draws a non-dominated front of the two objectives?
0
votes
1answer
40 views
SPSS: Plot a multinomial logistic regression
Very simply, I'd like to plot a graph that compares what is predicted by the model to the real observations.
It seems easy for binomials, but for multinomial the graph that SPSS creates is pretty ...
3
votes
1answer
612 views
MATLAB interpretation of xcorr2 cross correlation function
I have two vectors of matching lengths. They are readings from two different sensors (one is from a smartphone and the other is from a wiimote) of the same hand movement. I am trying to find the time ...
6
votes
1answer
165 views
What's the simplest way to create a beanplot in matlab?
What is the simplest script for generating a beanplot (see article published in the Journal of Statistical Software) in Matlab?
3
votes
3answers
101 views
How should I color scheme a heat map based off data below?
I have subdivided the globe into 100 sq mile bins and then collected how many tweets were sent with a geolocation within each bin. At first I color coded each bin on the map based off a standardized ...
1
vote
0answers
25 views
R module for creating plots of prototypical individuals from fitted models?
In order to help interpret fitted models — especially those with interaction terms and non-linear components — I've found it useful to plot predicted values of a dependent variables for what we might ...
0
votes
0answers
25 views
Signature plots definition
While reading some articles about High frequency statistics in financial markets, more precisely wile reading about microstructure noise, I was confronted by some signature plots simulated graphics.
...
0
votes
0answers
25 views
Plot normal probability for effect estimates in factorial design in R
I have 2 level Design (DOE) with 4 factors (A,B,C,D). I've already calculated the estimates for each main effect and all the interaction effects.
How can I construct the normal probability plot to ...
6
votes
1answer
200 views
Evaluating clusters of first-order Markov chains
I clustered my dataset of several thousand first-order Markov chains into about 10 clusters.
Is there some recommended way how I can evaluate these clusters and find out what the items in the ...
0
votes
1answer
126 views
Modeling frequency over time
I have a two-dimensional data set that looks like $(t, x)$ where $t$ is a time in seconds when event $X$ happened. $X$ ranges from $[0, 200]$.
I want to visualize the frequency of each $x$ at time ...
7
votes
4answers
290 views
Good line color for “threshold” line in a time-series graph?
We're plotting time-series metrics in the context of network/server operations. The data has a 5-minute sample rate, and consists of things like CPU utilization, error rate, etc.
We're adding a ...
2
votes
2answers
54 views
Omit 0 lag order in ACF plot
How can I omit the zero lag order in an acf plot? See this picture:
generated by
...
4
votes
2answers
145 views
Data visualization of average and standard deviation over a small time series
I am trying to find the best way to visualize the following data:
I have values for 3 different times/dates, each time/date has the same 20 species. For each species I have the average height and ...
0
votes
0answers
12 views
Visualising results from 'effects' package [migrated]
Any ideas on how to control the tick-label size e.g. on the following code i'd like to control the font size of the words 'Male' and 'Female' on the x axis and the units of 'volunteer' on the Y axis. ...
0
votes
0answers
15 views
How to combine different barplot in R? [migrated]
I am a new R user.
I have a difficult time figuring out how to combine different barplot into one graph.
For example,
Suppose, the top five of professions in China, are, government employees, ...
0
votes
0answers
39 views
Visualising mixed effects factorial design results
My model is a mixed, multi-factorial one. I am using lme (library nlme) because I also need to include weights to account for heteroscedasticity. I would like to be able to visualize the model ...
0
votes
1answer
502 views
Altering a gnuplot histogram [closed]
What are the available options for the boxes in a gnuplot histogram, for example, can one obtain a "filled solid box" or a fitted curve that touches the "top" of the box?
5
votes
2answers
257 views
QQ plot does not match histogram
I have a histogram, kernel density and a fitted normal distribution of financial log returns, which are transformed into losses (signs are changed), and a normal QQ plot of these data:
The QQ plot ...
7
votes
2answers
890 views
Visualizing multiple “histograms”
I am having difficulties to select the right way to visualize data. Let's say we have bookstores that sells books, and every book has at least one category.
For a bookstore, if we count all the ...
2
votes
2answers
61 views
How can I convert my dataset into a new dataset which is adjusted for confounding covariates?
I have used software before to do linear regression and factor in/out the confounding variables, but what I would like to do is generate a new data set which is adjusted for the confounding variables. ...
0
votes
3answers
118 views
R getting 2D coordinates from kmeans
I performed and plotted a kmeans analysis in R with the following commands:
...
2
votes
1answer
73 views
Providing variance measures for speedup ratios
I'm doing timings of an application which speeds up as we add threads. However, the times vary on repeated runs. What I'd like to have is a speedup chart which shows how many times faster than the ...
1
vote
0answers
32 views
Graph data from an Excel Pivot in a Tree Representation
I've been looking for a while to see if there's any add-on or software which allows data from an excel pivot to be graphed dynamically in a visual tree representation. I know of the likes of graphviz ...
7
votes
2answers
454 views
What distribution does my data follow?
Let us say that I have 1000 components and I have been collecting data on how many times these log a failure and each time they logged a failure, I am also keeping track of how long it took my team to ...
1
vote
1answer
93 views
List of graph layout algorithms
I am a newbie in visualizations. Nowadays, I regularly come across graph-based data that I need to visualize. However, different type of data requires different layouts. And as I do not have enough ...
10
votes
6answers
4k views
Graph theory — analysis and visualization
I am not sure the subject enters into the CrossValidated interest. You'll tell me.
I have to study a graph (from the graph theory)
ie.
I have a certain number of dots that are connected.
I have a ...
3
votes
2answers
234 views
Correlogram in R like in Stata?
In STATA I can create a "Correlogram" to find the appropriate lag order in case of time series. E.g.
I know I can use the acf or Acf of the forecast package to calculate the ACF and PACF and to ...
3
votes
1answer
92 views
How to plot a 5D data set in “star coordinates”?
I am reading the paper "Star Coordinates: A Multidimensional Visualization Technique with Uniform Treatment of Dimensions" and trying to plot my data.
Lets say I have $A(2,5,3,1,8)$, a five ...
3
votes
0answers
46 views
Visualizing results from multiple latent class models
I am using latent class analysis to cluster a sample of observations based on a set of binary variables. I am using R and the package poLCA. In LCA, you must specify the number of clusters you want to ...
3
votes
0answers
110 views
A non-technical visualization of my database (a layman's ER Diagram?) [closed]
I would like to provide an intuitive visualization of my database for readers and users of the database that does not require technical knowledge of database structure. The figure will be included in ...
5
votes
4answers
506 views
Excel, Heatmap & Data Visualization without add-ins
I am working for a big company with a restrictive internet policy and Excel-addicted colleagues. I am currently working on evolution of market correlations which implies some statistics, data ...
2
votes
1answer
46 views
Visualise data with different sample sizes
I did a literature review and ended up with a lot of data in the kind of "10 out of 20 studies found x while 4 out of 8 studies found y".
To be more precise; I looked up the contribution of seafood ...
3
votes
2answers
96 views
Chart/visual for negative binomial regression
My wife is presenting a study at a conference poster session. She has a correlation of sorts [1] where kids' self-assessment of asthma ("I felt a lot better" or "I felt a little better or not better") ...
