Constructing meaningful and useful graphical representations of data. (If your question is only about how to get particular software to produce a specific effect, then it is likely not on topic here.)

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6 views

Need for correction of persp plot?

I have problem with persp and contour plot to visualize PDF and CDF plot of bivariate standard normal plots in R. When I call the generic function persp() and contour() I got wrong plots of PDF and ...
0
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0answers
7 views

Visualise 2D data as a heatmap

I need to create a visualisation of some data, and not sure how best to accomplish it. Imagine an Excel sheet where column A has numbers going from 0 to 1 in 0.01 increments. i.e. I have 101 samples. ...
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1answer
47 views

Approach and example of graph clustering in “R”

I am looking to group/merge nodes in a graph using graph clustering in 'r'. Here is a stunningly toy variation of my problem. There are two "clusters" There is a "bridge" connecting the clusters ...
1
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0answers
25 views

I need a statistical diagram which will help me depict the following data

I have a temperature data with respect to the land use land cover percentage. eg: Residential Area: 30% Land cover: 45 deg C Temperature Water Area: 2% Land Cover: 22 deg C Temperature and so ...
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0answers
23 views

Odds ratio of a continuous variable (univariate cox proportional hazards), how to plot that variable against death%?

I have a continuous variable X with which i ran Cox proportional hazards. The outcome was 1=Death, 0=censored/stillalive. I have an odds ratio 0.516 for this predictor. 1) How do i interpret that ...
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0answers
17 views

How to make a heat map in R based on a gif of the human body? [migrated]

I have a gif of a human body and need to plot a heat map on it . The data to be used is in R I have found instructions on how to import a gif but it is the getting my data onto the gif that I am ...
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0answers
7 views

Plotting Leibniz series [migrated]

How to plot Leibniz series in R for above? Basically I am looking for R commands.
-2
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1answer
47 views

R: Add more beaty to a simple small plot

I have this data.frame which only contains 8 points. ...
0
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1answer
35 views

Plotting k-means clustering with mixed numerical/categorical data

I have a dataset in CSV format that looks as follows: ...
1
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1answer
34 views

Should I report median or mean-based data if using permutation tests?

I have used permutation tests to analyse some data (specifically, the perm.test() function in R's exactRankTests package). I ...
1
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0answers
39 views

plot logistic regression line over heat plot

My data is binary with two linear independent variables. For both predictors, as they get bigger, there are more positive responses. I have plotted the data in a heatplot showing density of positive ...
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0answers
26 views

Data-driven company: 15 days activity, scatter data

I am a co-founder of a company as CTO, I want to create a data-driven company, as I am a Computing and Electrical Engineer I have some statistical background but is the first time that I am trying to ...
4
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1answer
30 views

Comparing many performance curves: request for data visualization tips

My request I wish to compare many performance curves. Plotting all the curves (with error bars) in a single figure makes a mess of things. I'm interested in ways to de-clutter my plot and make it ...
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0answers
21 views

Are there any versions of t-SNE for streaming data?

My understanding of t-SNE and the Barnes-Hut approximation is that all data points are required so that all force interactions can be calculated at the same time and each point can be adjusted in the ...
4
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2answers
52 views

Box-and-Whisker Plot for Multimodal Distribution

Can I use box-and-whisker plots also for multimodal distribution or only for unimodal distribution?
2
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2answers
51 views

What does a Barplot, a Boxplot and eCDF represent?

I want to understand what a barplot, boxplot, and eCDF represent when they are used for plotting data. A barplot is kind of intuitive, easy to understand what it represents. But I fail to understand ...
2
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1answer
38 views

Understanding some interesting patterns in a scatterplot

I made a scatterplot for some random variables and they turned out to be interesting patterns. I checked google to learn how to interpret patterns in scatterplots but I failed to find things that ...
2
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1answer
45 views

What statistics could an online book store use? [closed]

This is a theoretical question. If I had an online bookstore what kind of statistics would I keep. The number of times a book was viewed is one example. Another example may be the number of visitors ...
1
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1answer
47 views

Are visualization techniques useful when the predictive model is a highly flexible machine learning algorithm?

I’ve always used highly flexible machine learning algorithms like boosted trees, support vector machines, and random forests that supposedly excel at identifying non-linear and irregular patterns and ...
3
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1answer
28 views

Visualizing data points with mixed membership?

Imagine I have 100 data points soft-belonging to 3 clusters. Hence, each of them has a mixture membership of (x, y, 1-x-y). For example, if a point's membership is (0.1, 0.5, 0.4), then this point is ...
4
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1answer
56 views

How to plot data when their values differ by orders of magnitude?

What is the best practice for plotting data where their values differ by several orders of magnitude? For example, suppose that you are comparing the learning times of two machine learning ...
4
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2answers
69 views

Data Visualization: Alternatives to Choropleth maps for spatial data and statistical graphics

This question is about data visualization and statistical graphics. I have been trying to present statistical data in map. The data is at county level in the US and also at time state level. My data ...
1
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1answer
46 views

Plotting a polynomial regression with its confidence interval of 95% in R

I have been trying for a while plotting a polynomial regression using R. I have read several libraries, as ggplot2, qplot, etc, with no succeed. The next are my data: I normally use the R GUI called ...
0
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0answers
15 views

ggplot2, change title size [migrated]

I would like to have my main title and axis title have the same font size as the annotated text in my plot. i used theme_get() and found that text size is 12, so I did that in my theme statement - ...
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0answers
2 views

How can I create multiple bar charts at once (in R)? [migrated]

I have a data set that includes Likert-type ratings of a bunch of around 20 measures. In my head I have an image of one long chart with 20 plots showing the distribution for each question. Using ...
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0answers
16 views

R: Export CrossTable to Latex [migrated]

Is there a way to export a CrossTable (from the gmodels package) to Latex? So if I do : ...
1
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1answer
73 views

Plot regression with interaction in R

I did a regression analysis with the following variables: Predictor = dummy variable, dependent Variable = metric, moderator variable = metric. I now want to show my results in a figure. The ...
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0answers
35 views

Subject-specific graphics for repeated-measure design

I am doing linear mixed effect modelling testing the effect of treatment on pitch, with ...
0
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1answer
39 views

is there a way to plot best glm model in model selection

I have run this glm model y~poly(xa,2)+poly(xb,2)+... Then have found the best fitting model using AICc. The best fitting model has a subset of the ...
2
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1answer
32 views

Visualising individual observations in weighted data

Context: I have a survey where I have deliberately oversampled particular groups of respondents. I am aggregating these groups and therefore I am using measures such as the weighted mean to ensure my ...
2
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2answers
31 views

Best way to visualise impact distance against launch speeds and angle

I am modelling the trajectory of a projectile, incorporating atmospheric drag. I am calculating the distance from the launch point for when the projectile impacts the ground. I have generated this ...
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0answers
6 views

concept behind words occuring close by in topic modeling

So I have been reading a lot on topic modeling and word clouds. I understood the working of LDA via Gibbs sampling. What I didn't understood is when we plot the results of topic modeling via ...
5
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4answers
226 views

Nonlinear effect in an interaction term

If you have B, which is a 0/1 outcome variable, S, which is a continuous variable, and ...
4
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0answers
71 views

Best way to visualize scatterplot with thousands of points in a grayscale-friendly way?

I have 10,000 data points like shown in this plot: It's comparing the running time of some piece of code with the size of the problem it's running on. (There are 2 important steps in the code; step ...
2
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0answers
36 views

Visualize performance, % of goal implementation

I want to visualize goal achievment progress. This is my first idea: use area chart to show progress in current metric use horizontal band to show the goal value colorize areas under/above the band ...
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0answers
32 views

How to visualize sparse multidimensional table?

I want to understand Profit vis-a-vis other properties as shown in table below <> means include everything from that column (like * in regular expressions) ...
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0answers
45 views

LASSO plot label lines with names using glmnet

First, thanks to all of you, this message board is truly helpful, at least up until now;) I used the search option and checked all related questions about LASSO but I could not find an appropriate ...
6
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1answer
110 views

What's the correct way to visualize discrete variables?

For example, when visualizing the GDP or GDP per capita of different countries, I often see a line plot (or a radar chart), where the x-axis (or the angular direction) is for countries and the y-axis ...
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0answers
59 views

How to apply a Gaussian filter to co-ordinate data

I'm working on a project to investigate the correlation of surface finish and face sealing effectiveness. I have a trace of the surface of my seal and the next step is to apply a Gaussian filter to ...
7
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2answers
189 views

Visualization and Overplotting: Alternative to scatters

I have a large set of country data that is crowded (as you can see below), but I need the labels and the outliers – I also have a lot of graphs, so it would be tedious to reset the window and add in ...
1
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1answer
26 views

How to show amount of energy usage in a gauge graph?

I want to build a gauge graph where I can show if the current energy usage is high or low when compared to a previous period. The comparison would be shown as a percentage. So if the current usage is ...
5
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1answer
183 views

Is using error bars for means in a within-subjects study wrong?

I seem to recall one of my professors saying that error bars are completely uninformative when comparing repeated measures taken from a single group. Is that true? Surely many studies compute the ...
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0answers
57 views

What function best describes this plot?

The X and Y have values only between 0 and 1.
2
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1answer
41 views

How to visualize impact of variables on formula?

I wonder whats the best way to visualize a formula (code for R would be nice, but the question is more general about what to visualize) The formula (a stochastic distribution function) takes two ...
8
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2answers
189 views

Is it “okay” to plot a regression line for ranked data (Spearman correlation)?

I have data for which I calculated the Spearman correlation and want to visualize it for a publication. The dependent variable is ranked, the independet variable is not. What I want to visualize is ...
5
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0answers
52 views

When is t-SNE misleading?

Quoting from one of the authors: t-Distributed Stochastic Neighbor Embedding (t-SNE) is a (prize-winning) technique for dimensionality reduction that is particularly well suited for the ...
2
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0answers
38 views

Visually representing confidence and standard deviation in a time series

We've been tasked with presenting a time-series graph showing 2 series of estimations each with a standard deviation and confidence. There are only 4-5 points in each series and both occur over the ...
8
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2answers
104 views

Ink to data ratio and plot backgrounds

I have noticed that many "state of the art" plotting packages and themes and many distinguished data folks use grey background for their plots. Here are several examples: ...
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0answers
29 views

Need to visualize two open datasets on the same map using R, Shiny and ONS codes

I am a complete beginner, so please go easy. I have had a Google around and couldn't find a lot of help apart from some info on the Ordinance Survey site. I need to create a heat-map. This would need ...
0
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0answers
29 views

Ordinal Regression- multiple continuous predictor variables

I am working on a project where I have a dependent variable that is ordinal, and two continuous independent variables. I believe running an ordinal logistic regression is the proper method of attack, ...