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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8 views

Lift Charts in Multiple Linear Regression

When lift charts are generated in a Multiple Linear Regression model, for example, in predicting a continuous variable such as price of a car, how can they be explained in evaluating the performance ...
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1answer
25 views

Visualisations for the Decision Surface of Probabilties

Say that I learned a function f(x) and its range lies in 0 - 1. I have only two features in my input space. Other than overlaying a probability map on a cartesian plane, how do I visualize/interpret ...
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1answer
28 views

Normalization/Standarization for Clustering visualization

I'm performing visualization of a dataset clustered with k-means. I compute a weight for each cluster and I draw a circle as big as its weight. But it seems like after the clustering some values are ...
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1answer
30 views

How to compare data that fluctuates?

I want to build a chart to compare accessibility of N given front pages of different web sites. For getting the initial data I use AChecker tool which returns me a number of accessibility issues were ...
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0answers
10 views

Alternate of table function of Base Package in lieu of Graph Plotting like below

Please check the image link.For plotting this I generally use Table function in Base package which automatically takes care of count and I use in geom_point aesthetics (size=freq). Is there any ...
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29 views

How can I visually represent goodness of fit?

I did a multivariable, nonlinear regression. I submitted the results to a journal where most reviewers have no training in statistics. I received a peer review which describes the standard error of ...
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18 views

Is Tableau Dekstop available on linux? [on hold]

I can't tell. I don't want to upgrade to Windows 10, I'd rather try Ubuntu MATE or something else in the Linux family. But if Tableau doesn't work on other OS I may have no choice. My question is ...
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1answer
10 views

Plot a graph with individual years from specific package?

So I have package wq (https://cran.r-project.org/web/packages/wq/vignettes/wq-package.html) and it has a section to graph decomposed time series: chl27 <- sfbayChla[, "s27"] d1 <- decompTs(...
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1answer
26 views

How is this chart called? Percentile chart?

Assume I have a chart below how a certain property is distributed (in this case number of cars over 0-100%) over a population: How is such a chart called? Percentile chart? What are the keywords to ...
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14 views

About installing Theano [migrated]

I hope this question is relevant to this community as Theano is increasingly a standard software to do machine learning. So I have been trying to follow the instructions here, http://deeplearning....
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12 views

What is the best way to show overlapping conditions as percentages of a whole [closed]

I am looking for a chart type to display a number of conditions and combinations of conditions as percentages of a total number. For example A, B, D, C&D, D&E, F&G, C&D&G.
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1answer
26 views

How to visualize separate categories that share common features with radar charts?

I am working on a scientific research project with a real data-sample where I have applied EM clustering algorithm based on 5 criteria (e.g. Var1, Var 2, Var3, Var4, Var5)and I finally got 5 clusters ...
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5 views

How to get an azimuthal projection in an R plot? [migrated]

I want to use R for geospatial data analysis, and I want to use a map of my local area as from an azimuthal projection if possible. Is it possible to generate a map using R of an azimuthal projection ...
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21 views

What are some of the existing methods (preferably with implementations) that cluster dynamic brain network data with signed edge weights?

I have a dynamic graph data with nodes and edges attributed to each timestep. The problem is to find how many communities are found at each timestep and what is their membership. I have an existing ...
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0answers
17 views

Plotting two normal distributions with overlap [closed]

I'm trying to plot two normal distribution curves into one graph to show the overlap between them. My scenario is simple angle data from the heads of multiple fish split between males and females. ...
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1answer
46 views

Is this a skewed distirbution or bimodal?

It appears that this distribution may be right skewed and bimodal. Or is it just right skewed only?
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7 views

Select an interval/subset of multi-seasonal time series data in R [migrated]

I have half hourly data from 2011-01-01 to 2016-06-27 and I would like to use the data before 2016-06 as my training data, and the remaining be my test data. Currently I used a very silly methods, but ...
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2answers
51 views

Create simple visualisation like a tube / subway map to show distances from a single point

UPDATED: added larger dataset to give more detail. Example below is for one office location. I want to create a simple visualisation to show how far a set of supplier locations are from certain ...
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0answers
39 views

y and x axes coupled by two experimental measurables, how to determine if the trend is due to the coupling or not?

If, in a plot of $y$ versus $x$ where $y=f(a,b)$ and $x=g(a,b)$ such that $f{\ne}g$, a clear trend arises, how can one show that the trend is either a) probably due to the axes sharing the variables ...
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2answers
51 views

Interpret box plot when no mean is shown

I am trying to understand what is shown in the following boxplot given the information from the Wikipedia article on the box plot. The problem is that we see no mean, and only whiskers in one ...
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1answer
56 views

Seasonal plot for time series with multiple seasonalities

My data is like the following, half hourly multi-seasonal time series from 2011 to 2016. ...
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1answer
20 views

Plotting a frequency distribution with count and score (precision) for the frequenct

I have a dataset of a million documents. I took the frequency distribution of the documents based on the number of words in it. I also have the precision results for each document. Now I want to show ...
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24 views

t-SNE versus MDS

Been reading some questions about t-SNE (t-Distributed Stochastic Neighbor Embedding) lately, and also visited some questions about MDS (Multidimensional Scaling). They are often used analogously, ...
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35 views

Intuition on t-SNE visualization technique

I generated a t-SNE visualization of a dataset (about 10 standardized (mean = 0, sd = 1) numerical features) and I arrived at a following 2-dimensional plot. I don't have a good intuition why the ...
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3answers
542 views

Why use colormap viridis over jet?

As announced in https://www.youtube.com/watch?v=xAoljeRJ3lU, Matplotlib changes the default colormap from jet to viridis. However, I don't understand it pretty well. Maybe because I'm color blind? ...
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1answer
30 views

Which graph/network format should be used when releasing a data set?

Under RENOIR (an EU funded project) I am working on releasing the data set of Slovenian Press Agency for researchers and other folk. As part of the data set we will be releasing some graphs with ...
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26 views

Row Correlation Heatmap Pandas

I'm trying to find any relationship/patterns between a large number of rows in a dataset (~2000) and I'm thinking of using a correlation heatmap. However, after transforming the df using ...
2
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1answer
28 views

Black and white 3D scatterplot?

For any $i \in \{1,2,\ldots, 9801\}$, we have 3 dimensional vectors $\mathbf{a}_i$ and $\mathbf{b}_i$ that take values in $\mathbb{R}^3$, where $\mathbf{a}_i = (a_{i,1}, a_{i,2}, a_{i,3})$ and $\...
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2answers
74 views

Method of graphical visualization of the difference between two groups based on ratio

I would like to know what would be nicest way to graphically visualize the difference between two populations by comparing different aspects. Let's say that we have two populations: Group 1 - 200 ...
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0answers
25 views

Visualising features learnt by deep auto encoders

I am trying to visualise the weights learnt by autoencoders. The task is straight-forward when only one hidden layer is used. Say the image is 10*10, so both the input and output layers will have 100 ...
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0answers
12 views

How to visualize a point series within a grouped bar chart in Excel? [migrated]

I have created a grouped bar chart within Excel, that shows the mean wage of men in different countries (y-axis), represented by different occupation groups (categories). Now I want to enhance the ...
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0answers
24 views

Plot GBM interpretation

I don't really understand what does plot.gbm produces. The description on CRAN is : " Plots the marginal effect of the selected variables by integrating out the other variables ". For example, on this ...
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2answers
31 views

Visualizing a two way interaction for a binary dependent variable

I have a dataset that has two continuous independent variables, months and tenure. The target variable is binary, 1/0. I want to visualize how the events change across months*tenure. How can I do that?...
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1answer
38 views

Random Forest graph interpretation in R

I have used the following code to plot the random forest model, but I'm unable to understand what they are telling. ...
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3answers
85 views

How to visualize classifier output?

Problem description: I have an Excel sheet containing a table of true and estimated values. I want to somehow capture this information over a plot of actual (horizontal axis) vs estimated values (...
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1answer
26 views

visualization of two sets of confidence intervals in a scatterplot

I am seeking some general ideas on how to more effectively present two sets of confidence intervals in a scatterplot. There are a total of 10 point estimates and the associated 20 CIs, 10 on each ...
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0answers
10 views

3D Mesh Diagram in SigmaPlot

I try to plot in a 3D diagram the values of 2187 combinations (scenarios) of two independent variables (x and y)and one dependent (z). I got my results from a simulation program. The software I use to ...
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1answer
33 views

Graph showing the percentage of observations above each value of a variable

I have seen this type of plots in a couple of articles, like this one (Figure 3): The x axis is a value, and the y axis is the proportion of values above or below that value. (y axes label is ...
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20 views

How to change the y axis on MGCV GAM factor plots? [migrated]

I'd like to adjust the y limits on plots of GAM smoothing functions and factors to more easily compare the effects of two different GAM models for different seasons. When using the ...
3
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1answer
27 views

Displaying data from multiple studies where different analysis methods were used

I hope this is an ok place to post this. I am an epidemiologist looking at 14 studies on a particular topic (e.g. chemical exposure on semen parameters). All the studies performed similar semen ...
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1answer
38 views

Processing time prediction

I'm performing some processing of rather large amounts of data. I did a hundred tests with some constant number of records (i.e 1, 2, 3, 4, 5, …, 99, 100 millions) and measured execution time with <...
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1answer
37 views

What is the name of figure where the fitted curve becomes the straight center line (figure in description)?

There's a figure attached to this post. The left hand side of the figure shows a graph with a polynomial fitting the data. The right hand side shows the same data plotted on a different scale but ...
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2answers
31 views

Is it better to look at ECDFs than PDFs when exploring empirical sample distributions?

I know that when plotting CDFs, ECDFs, or PDFs by using finite samples, we must be doing some form of interpolation. As far as I guess, empirical cumulative density functions (ECDFs) perform linear ...
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1answer
24 views

Data visualization for segments in a grid?

I'm working on a segmentation of individuals who have particular purchase behaviors. The net result is a set of 20 segments of people based on their consumption levels across two axes. An example ...
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39 views

Logistic regression Effect using R, moderation plot

So, im in a bit of trouble here. I am using R (i'm very new at this), and i'm trying to plot the probability effects of a interaction effect, using the effects package. This is what the plot shows ...
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21 views

how to plot a binomial glmer with two binomial predictors?

I have a response variable called Percieved Personality (responsible-sympathetic) predicted by Birth Order (Firstborn-Laterborn) interacting with Sex (Male-Female), with 2 random effects. I just want ...
3
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1answer
49 views

Normalise X/Y coordinates to stop jitter

Disclaimer: I am a programmer by trade, not a statistician, so please cater to my ignorance and I apologize now if I make any incorrect assumptions Please consider the following problem: I am using ...
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1answer
39 views

How to choose the right colour palette for plots with lots of variables?

I am using R to generate several plots which will have 31 different variables grouped into 17 groups. Unfortunately I found out that default's ggplot's colour palette with evenly spaced hues (which ...
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16 views

What does y * dy mean in this context of a time series graph?

I'm trying to smoothen a time series plot to derive cycle times of a machine. Y-axis is total power output, x-axis is time(s). My first data manipulation is that I find dy between each measurement ...
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12 views

Mixing types of Interpolation while Displaying Data

We have a piece of in-house software for pulling data out of our system and displaying it. It can do this at the resolution of the data, aggregate it up to a lower resolution or down to a higher ...