Questions tagged [visualization]

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
votes
1answer
385 views

A clear visualization of a two-way ANOVA

To provide a full yet simple picture of a 3-level, one-way ANOVA, I use the following visualization where variation within each group (the filled circles) and variation between the groups (black ...
5
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1answer
286 views

Representing a large number of Data Classes with Color

ColorBrewer seems to be very useful in selecting a color pallet to represent factors that have up to 12 possible values. I have 28. Is it a horrible idea to represent 28 variables with color? If so,...
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0answers
3k views

Monthly trend with fb prophet-Interpreting the graph

I have monthly data with month/year in one column and price on another. I would like to get a yearly trend with fb prophet library in python (how to use monthly data with the library is explained at ...
4
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1answer
217 views

Visualizing large number of points as a 3D density map

The result of my computational simulation is a (time-dependent) system of large number (~100k) of moving points in a confined space. Each point has its own Cartesian coordinates as well as a weight (...
4
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0answers
251 views

3D map using leaflet

I'm trying to create 3D bars on this map. Can anyone please advise if this is possible, and how? http://leafletjs.com/examples/choropleth.html My data: UFO sightings in the USA (location wise). ...
3
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0answers
23 views

How to visualize grouped clusters in a graph

I was trying to use Gephi, which seems to have a 'group' feature in some of the WIKI explanations, but actually does not appear in my GUI. There is a tool that creates groups from partitions, but it ...
3
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0answers
19 views

Visualizing the difference of a set of strings

I have a distance metric on a collection of strings on the order of tens of thousands. What would be an intuitive way to summarize how 'different' these strings are or when they overlap? My goal is ...
3
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0answers
35 views

Approaches to choosing number of bins in histogram

Choosing the number of bins in a histogram has always been something that gets me thinking a lot. Based on the number of bins chosen, the graph at time looks a lot different and also could lead to ...
3
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1answer
57 views

Comparing rows in Data Studio

I'm using Data Studio for a project and I'm connecting to my big query table. My table contains following columns: Date, Store_name, Footfall. I'd love to compare the footfall of two stores using ...
3
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0answers
1k views

What are the differences between Glueviz and Orange that come installed with Anaconda and how do they compare on performance and workflows?

I've been using Anaconda for quite a while now and these two libraries glue and Orange have sparked interest lately. I've ...
3
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0answers
83 views

Visualization of three-dimensional report

I have a visualization problem. Creating a comparison report of PR event efficiency. Say, show or exhibition. There are two dimensions of comparison: compare vs the same event performance in the ...
2
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2answers
29 views

How to give breakdown of text prediction sentences in Shiny

I have created a text prediction app that displays 10 sentences based on the word searched in the toolbar. However, all the sentences are being displayed in a single toolbar horizontally. I would like ...
2
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1answer
28 views

What is the best way to visualize data that is over 100% capacity

I’m trying to visualize some data that is usually under 100% (for example, workload, or activity) but on some ovation it will rise over 100, meaning that the resource has been used too much. I was ...
2
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2answers
50 views

Data Engineering Stack - collect, transform and visualize geospatial data

I'm making a side project, where I collect geospatial data by web scrapping and from OSM API. I've started with simple Java application, however, I would like to make it as a data flow, purely for ...
2
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0answers
84 views

Understanding CNN by visualizing class activations using GRAD_CAM

I followed the blog Where CNN is looking? to understand and visualize the class activations in order to predict something. The given example works very well. I have developed a custom model using ...
2
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0answers
17 views

Bubble Chart Data Visualization in imPower/Microstrategy ordering incorrectly

Apologies if this isn't the right community for this, I could not find a "data visualization" site so I felt that this was the closest fit. I'm currently attempting to build a bubble chart ...
2
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1answer
23 views

How to handle performance degradation due to domain transfers in data

I am training a classification CNN on a labeled dataset $\langle x,y\rangle$. The network reaches a 0.92% accuracy rate on testing and validation sets. After this process, I pre-process the data to ...
2
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0answers
188 views

Plotting facetgrid in subplot for IRIS dataset

I'm trying to plot 6 selected pair subplots with the combination of facetgrid of seaborn and scatter plot from matplotlib. I'm getting plot, but subplots remains empty whereas facetgrid gets plotted ...
2
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0answers
18 views

Z values get rescaled while plotting in 3d

x_3d = 5.171875 , 5.3125 , 5.171875 ... 6 y_3d = 0, 1, 2, 3, 4, 5, .... 1500 (1500 points) z_3d = -10.493983 , 22.128998 , -14.582531 , 34.687847 , 11....
2
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1answer
71 views

How to reduce position changes after dimensionality reduction?

Disclaimer: I'm a machine learning beginner. I'm working on visualizing high dimensional data (text as tdidf vectors) into the 2D-space. My goal is to label/modify those data points and recomputing ...
2
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0answers
55 views

Python equivalent of Wolfram Language ParametricPlot3D?

The Wolfram Language as a ParametricPlot3D that can be used to interactively examine parametric functions in 3D. Which Python package and function(s) best ...
2
votes
1answer
134 views

How to perform (modified) t-test for multiple variables and multiple models on Python (Machine Learning)

I have created and analyzed around 16 machine learning models using WEKA. Right now, I have a CSV file which shows the models' metrics (such as percent_correct, F-measure, recall, precision, etc.). I ...
2
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0answers
211 views

Algorithm or JS graph drawing library that can generate a graph of 100,000+ nodes and edges while minimizing edge crossings

I'm trying to plot a directed graph of $2^{16}$ nodes and $2^{16}$ edges (but not simply a cycle). Ultimately, I need to be able to share an interactive graph (zooming, panning, labels). Mathematica ...
2
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1answer
62 views

Organizing complex analysis project

Does anyone have any experience organizing large data analysis projects? It seems that the majority of project organization tools for data science (DVC, datmo, mlflow, etc) assume a very model-centric ...
2
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1answer
338 views

Excel Data to Venn Diagram

I don't really know if I'm posting in the right place but I hope so. I'm writing my bachelor degree, and I collected some data about fonts and language support. At the moment, all my data is stored ...
2
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0answers
367 views

Histogram alternatives for two sets of data combined

It's my first question here and I hope it's not too simple for a data science question. I'm looking for a clear and less typical way to visualize my data. I have two data sets here - first one ...
2
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0answers
361 views

Diagramming data science workflow?

I'm working on a consulting project for a tech client, and caught myself scratching my head about what the best way to present advanced analytics workflow is. What will be shown to the panel will ...
2
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2answers
93 views

chart x-axis spacing terminology question

In the following hand made charts I show some value for years. In the first chart I've evenly spaced each year. On the second chart I've spaced them relativelly to their actual year value within time (...
2
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0answers
164 views

Tool for visualizing long time series data

I am searching for a software / tool / R package (any of these) that enables easy visualization of a time series. My problem is the following: I have a multiple time series with 7 attributes I want ...
2
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0answers
63 views

Core components of data literacy for working professionals

I am a social scientist invited to give a 90-minute seminar on data literacy for working professionals in the U.S. government. I've struggled to develop a concise definition of data literacy, but ...
2
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0answers
53 views

Free/open interactive softwares/plugins for end-users' high-dimensional data visualization

Aside from questions about How to visualize data of a multidimensional dataset (TIMIT), the Purpose of visualizing high dimensional data? and High-dimensional data: What are useful techniques to know?,...
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0answers
133 views

Visualizing a big number of polynomials as atlas of graphs?

Suppose you have a big number of polynomials such as xyz+xy+z where xyz, xy and ...
2
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0answers
97 views

Time threshold maps plotting in R

I am trying to plot time threshold maps, proposed by Fryzlewicz. The relevant paper is: Time-Threshold Maps: using information from wavelet reconstructions with all threshold values simultaneously. ...
2
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1answer
128 views

What's an efficient way to plot many features for EDA in python?

I'm trying to visualize data for exploratory data analysis motivated by visualizing multiple scatterplots of features simultaneously, similar to this question. But I quickly run into problems when ...
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0answers
6 views

Is there a name for this type of line graph where the y axis is time, the x axis is some value, and it's shaded by some condition?

This type of graph is used fairly often when comparing political parties, It shows some economic indicator over time, with an overlay of whichever party is in power. Is there a specific name for this ...
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2answers
15 views

Tools for nutritional value tracking and visualization

I want to track the nutritional value of different flours over time. What I got so far is a data table like this: ...
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0answers
11 views

Histogram with financial (decimal) amounts vs. normal numeric

Take the following historgram data: This is an item of "bin size" 1 from 0 onwards. However, I do not think this looks appropriate, as every time I have seen a histogram (or someone has requested it),...
1
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1answer
43 views

Plot hurricane track

Hello folks, Recently while going through a research paper I happened to come across a plot showing the hurricane track(figure attached). Can anyone say how it is plotted or anyone has ...
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0answers
11 views

How to plot the hyperplane for multiclass target variable in SVM?

Please suggest me how can I draw the hyperplane for a 7 class target variable. I'm doing my project in python 3.7 in Spyder.
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0answers
28 views

How to find the position of a company given other companies in a Pandas DataFrame with Python

So I have a Pandas DataFrame. I am doing some data analysis with Python with some sets of ...
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0answers
28 views

Trouble with plotting time series data

I am doing something wrong with X in these time series plots, but what? This code using plotly yields the following ridiculous time series line plot: ...
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0answers
66 views

Data Visualization of Feature Distribution Plot

I have been trying my best to plot this type of feature distribution plot using Python. I looked for what they are called to replicate the plot, but couldn't find the name of it? The Reference of ...
1
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1answer
54 views

Visualize Softmax values in CNN prediction

What is the most convenient way to visualize Softmax values after calling the CNN prediction function? Do I have to collect different probability values and feed them to the matplotlib or are there ...
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0answers
17 views

Finding frequency as a function of wavevector ( Fourier Space)

I have data for a function $G(x,y,t)$ where $x,y$ show space position (2D) and $t$ is time. I know from Fourier transformation definition that: $G(x,y,t)=\int q \:dq \: d\omega \: d\theta\: \hat{G}(q,...
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0answers
58 views

3d density of population visualisation on map Python

I am looking for Python module, in which I could create 3d visualization of population density on map. To create 3d plot like this:
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0answers
50 views

Dependency Graph

I want to create a dependency graph of some sensors in the network ( based on their reported value). Please note that a change in the values of sensors is related to each other. For example, if the ...
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0answers
36 views

How to create trade flows-map chart?

I would like to know if there is a relatively easy way to create trade flows-map charts(preferably without coding), showing i.e. exports from Country A to Countries B,C,D. I have tried doing it so far ...
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0answers
22 views

Plotting ROC curve after re-sampling the data set

I am a beginner in Machine Learning. I am working on a project to compare the performance of three ML algorithms which are: LR, SVM and ANN on a dataset containing medical records. After exploring ...
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0answers
94 views

Self Union All in Tableau Public for Sankey Diagram

I'm following this 2017 YouTube tutorial from-which I hope to learn Sankey diagrams. At 2:28 he instructs us to select Convert to Custom SQL, after having opened ...
1
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1answer
129 views

How to represent the number of neurons in an LSTM for architecture schematic?

I'm trying to visualise a neural network schematic and found a great tool for building schematics here http://alexlenail.me/NN-SVG/index.html. I've edited the SVG file to change one of the dense ...