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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1answer
17 views

Would PCA work for boolean data types?

I want to reduce the dimensionality of higher order systems and capture most of the covariance on a preferably 2 dimensional or 1 dimensional field. I understand this can be done via principal ...
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0answers
12 views

Parallel processing in R saving plots [migrated]

I have a code in R to perform classification and estimation( using regression modeling) on 60 data sets using random forest algorithm and at the end of it there is a plot to show how a quantity ...
6
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1answer
246 views

Data visualization for missing data

I am a designer and am trying to plot a set of data over time. For example, Day1 Day2 Day3 Day4 Day5 10 53 21 67 38 ...
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0answers
15 views

R and MATLAB: Line Plot with Layered Categorical Variables [on hold]

I'd like to reproduce the graph in the attached figure in R and MATLAB. Note that the x-axis contains categorical variables (hour and day). There could be multiple lines in the y-axis (e.g., the ...
5
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1answer
114 views

Bar plots with variable bases (intensive and extensive variables at once)

Is there a particular name for bar plots, in which bars are rectangular, with unequal bases? That is: width represents size (e.g. population), height represents intensive variable (e.g. CO$_2$ ...
5
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1answer
39 views

How to standardize proportions from US Census data

In seeing this New York Times graphic on Where Same Sex Couples Live, it appears that the low population counties have the most variation (comparing North Dakota and Ohio, for instance). Presumably ...
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0answers
16 views

Summary chart for three categorical variables

Can a single chart be used to summarize three categorical variables, much like a Marimekko Chart can be used to summarize two? Obviously, a set of Marimekko Charts could be displayed in a small ...
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0answers
10 views

Time series data plotting and reduction with maintaining significant changes [closed]

I have time series data with second resolution for 5 years so its huge data for plotting. I have to plot graph for month and year wise as well. Now plotting each year how to reduce the dataset so ...
0
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1answer
14 views

How to add overall data to group by category chart in R? [closed]

i have a (ggplot) chart whit multiple data grouped by factor column. I also would like to add an "overall" group to it. Is there an easy way to do this? For example i want to extend this plot with a ...
2
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1answer
26 views

Reproduce this chart using the provided equation

I am trying to reproduce this chart: which depicts the probability of various a gene is insert in a mutant screen by a transposon. Apparently the graph is constructed from the following equation: ...
0
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1answer
32 views

Interpret the visualization of k-mean clusters

Following my posted data here, I conducted a k-mean clustering analysis. I refereed to this post: How to produce a pretty plot of the results of k-means cluster analysis? for the clusters ...
1
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0answers
19 views

Plotting cumulative average means in ggplot2 [closed]

I want to depict the result of several replications (mean, confidence interval) ...
0
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0answers
11 views

Geom_points not dodging when geom_errorbars are! [migrated]

So for the life of me, I can't figure out how to get these &#%*! geom_points to properly dodge! I've search many, MANY how-to's and questions on different stackexchange pages, but none of them ...
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0answers
7 views

Systematic approach for visualizing data in MCA

I want to find nearly a systematic approach for visualizing MCA (multichannel analysis) data: RStudio - not sure if sufficient for scientific data You can also visualize the data by manual ...
0
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1answer
27 views

what is the relation between “data visualization” and “embedding”? [closed]

I am reading several articles about metric learning lately. Sentences like "build better data visualizations via embedding" and "low-dimensional linear embedding of labeled data" pop up very oftenly. ...
0
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0answers
13 views

ggplot in a function: variable not found [migrated]

I have an issue trying to create a function to creat a plot using ggplot. Here is some code: ...
0
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0answers
6 views

Literature about co occurence events in statistics

I was reading an article titled "Risk Mining in Medicine: Application of Data Mining to Medical Risk Management" there the authors Tsumoto and Hirano, mention the term "cooccurence events" and they ...
1
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0answers
9 views

Calculating and plotting confidence interval for Theil-Sen estimator

I'm using Wilcox's R functions (specifically, regplot) to plot a Theil-Sen estimator with a single predictor. However, regplot ...
3
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1answer
58 views

How to interpret this lavaan structural equation model?

I created following structural equation model from iris data set using lavaan package in R: How do I interpret these numbers. The output (of sem() function of lavaan package) is given below. It ...
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0answers
9 views

Customized Parallel sets in R using ggparallel [migrated]

I am trying to create similar chart in R using ggparallel but I can't get the gaps between the values for e.g in this case between "Yes" and "No" in my visualization. I am not sure if it is possible ...
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0answers
28 views

How to analyze this graph of partial least square regression?

I performed partial least square regression using pls package in R using modified birthwt package of MASS. The variables low and ...
3
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1answer
49 views

What's the name of this kind of circular visualization? (for high dimensional data, similar to PCA)

I'd like to ask what is the formal name of this kind of plot: http://www.wrcresearch.com/products/Slide6.PNG (in this case it's comparing different companies/brands based on several attributes) where ...
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0answers
22 views

How to choose between different options in partial least square regression?

There seem to be several methods of performing partial least square regression. For example in pls pacakge in R, following are available: ...
5
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1answer
57 views

Visualizing relationship between independent variable and binary response

I have ~14.000 observations with an independent variable, interactions, and a dependent variable, accuracy. The accuracy can be ...
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0answers
54 views

comparing weight, height and age differences for different countries

I have a large dataset with athlete data from various countries. what is the most effective way to graphically show weight, height and age differences for the different countries using ggplot in R? I ...
0
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0answers
19 views

Equivalent of (sic) for data

When quoting some text containing some surprising assertion or spelling, one can use the latin adverb sic (sic erat scriptum) to indicate that the written text is exact and not an error of ...
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3answers
62 views

Interpreting moving average chart

Using 26 years monthly price of coconuts I plotted the 2 period, 3 period and 4 period moving average charts. Every line seems to lie overlapped. What can I infer about the trend from this chart?
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0answers
27 views

plot LDA fit using R function plot()

I am doing the lab section: classifying the stock data using LDA in the book "Introduction to Statistical Learning with Applications in R", here is the lab video. Basically, this lab uses LDA to ...
2
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0answers
23 views

Graph bootstrapped joint CI of two statistics in R

I have estimated a mixed-effects logistic regression with glmer and want to draw a bootstrapped confidence-region for the mean predicted probability for two subgroups of the sample. I have a $1000 ...
4
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2answers
99 views

Best statistics to show outliers beyond 2 SD

I try to perform scheduling for an organization based on client flows. We are very seasonal. Our senior management in Washington, DC make us base our schedule on the mean number of clients we have ...
2
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1answer
27 views

What are some statistical principles that need to be applied to bucketing chart points by time?

I am taking the average of points by time range. There aren't an equal number of points per time bucket. Is this an acurate representation when simplifying/minimizing points on a line chart? i.e. ...
0
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1answer
270 views

SVD interpretation of Climate data

I was going through my homework. I have a question to interpret the plot which i obtain from first and second left singular vectors after computing SVD. What can i exactly interpret, is it specific to ...
1
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1answer
26 views

Visualization for longitudinal lab tests

I'm trying to meaningfully display longitudinal changes in lab test results to a lay (not necessarily stats literate) audience. I currently show scatterplots with bands to indicate normal vs ...
0
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0answers
15 views

histograms for repeated measures

I have a repeated measures data set where each variable is measured at several time points.That is say I have 20 subjects in my sample. Each subject is measured for three time points. (There are some ...
0
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0answers
16 views

quantitative measure of relatedness and divergency

I have several datasets, each is a vector containing a quantitative measure of how much signal (0~1) a genomic region contains. The overall table looks like this: ...
0
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1answer
30 views

Analysing the spread of data of a variable

In my data set there are repeated measures where each subject is measured at three time points.I want to see how the data of a single variable is spread.That is to find groups so that I can categorize ...
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0answers
25 views

What visualizations do people use to debug a machine learning model?

Imaging I am refining a model. What visualization can I rely on to help me identify an error, e.g. feature deficiency, data bias? A few graphs I am aware of include: confusion matrix, ROC, learning ...
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0answers
16 views

Finding a reaction norm in R using logistic regression with binomial errors

I am trying to calculate 'reaction norms' for a fish species. This is essentially the length at which the probability that a fish become mature equals 50% for a particular age class. I know I have to ...
0
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0answers
17 views

multi dimensional data visualisation

I have a multi-dimensional data set ['Age','Location','Address','height', 'BMI',...] used in the binomial classification task. What would be a good approach to visualise my labelled data (or training ...
3
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1answer
64 views

Finding a reaction norm in R using logistic regression with binomial errors.

I am trying to calculate 'reaction norms' for a fish species. This is essentially the length at which the probability that a fish become mature equals 50% for a particular age class. I know I have to ...
0
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0answers
28 views

Visualize multivariate data in Excel

Here is an example of the data I want to visualize either as stacked bar or as scatter plot. ...
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0answers
18 views

Visualising n vectors of length n in a periodic fashion

I'm currently working on a specific problem in a periodic structure, for which I obtain a set of eigenvectors that I would like to plot. It is probably easiest if I give you an explicit example, then ...
0
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1answer
47 views

Visualizing nonlinear regression

I have following model using mtcars dataset: ...
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0answers
21 views

Graphical Tools for Charting Data on a Geographical and/or regional map

Are there any tools out there that would easily allow me to chart data, right on to a map of the world or a map of the US states? What i'm doing is analyzing CDN download times and I want to ...
1
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2answers
56 views

Interpreting linearity in residual vs. fitted plot

I am working on a linear regression model and I am not sure how to interpret the following residual vs fitted values plot. For all I know residuals are supposed to fluctuate randomly around 0 ...
7
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1answer
171 views

Clarifications regarding reading a nomogram

Following is a nomogram created from mtcars dataset with rms package for the formula: mpg ~ wt + am + qsec The model itself seems good with R2 of 0.85 and ...
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0answers
31 views

How to visualize logistic and Cox proportional hazards models

One of the examiners of my thesis wants me to show a diagram of the logistic regression and Cox regression models complete with variables. Anyone with an idea of what I should do?
0
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1answer
30 views

How do I combine various factors/variables to a single factor/variable

I have various products and for each product I have 5 types of cost(not just monetary cost) variables associated with it, the value of each variable for any product is a positive integer. I want to ...
0
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1answer
49 views

What kind of graph should I choose

I have gathered criminal activity and GDP from 2012 to 2015 for over 30 countries and I'm trying to confirm my hypothesis about how higher GDP decreases criminal activity, but I'm baffled over which ...
0
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0answers
22 views

Plot for Longitudinal data

I need to plot clustered longitudinal data, as for example (chapter 7) the West's book (LINEAR MIXED MODELS). In the same plot, by pacient is necessary display lines of tooth condicional models and ...