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.)

116 questions with no upvoted or accepted answers
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15
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0answers
847 views

Visualization of multiple Markov models

I am working on a project where we compare over 10 different Markov models, each representing a different treatment plan. Most often single models are visualized with a decision tree or transition ...
5
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1answer
339 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 ...
4
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1answer
184 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
488 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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1answer
510 views

Knime : Scatter Plot

I have a sample dataset containing around 77k of rows and I have clustered them by using k mean clustering and colored the clusters using color manager. Now i would like to view them, However I could ...
3
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0answers
174 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 (...
3
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0answers
235 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). ...
2
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2answers
44 views

Data visualization in the terminal?

I've gotten to love using the terminal for processing data. At work, I'm using Windows Subsystem for Linux (WSL). For school and personal, I'm using Linux terminal on a Google Cloud instance. I love ...
2
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0answers
65 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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1answer
95 views

Tensorboard with pytorch dont display a graph

I am trying to visualize a model I created using Tensorboard with Pytorch but when running tensorboard and going to the graph tab nothing is shown, im adding my code for reference, also im adding a ...
2
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0answers
16 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
61 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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2answers
139 views

How to visualize time-intervals

I have a pandas table with a start and end time for each entry. They don't intersect, but range from seconds to days. I want to visualize them, ideally the x-Axis being the date on which they occus, ...
2
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1answer
49 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
115 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
23 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 on data ...
2
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1answer
49 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
219 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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1answer
62 views

What kind of plot will be helpful for total count group data ( data grouped by month and year )?

I have a group data frame like this : ...
2
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0answers
340 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
340 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
85 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
60 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
52 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
116 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
93 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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0answers
77 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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1answer
93 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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1answer
31 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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2answers
35 views

Clearest way to visualise temporal data?

I've collected bus arrival times at my local bus stop from the past month - so I have every time my bus (a specific bus number) shows up at my bus stop for each day of the week (Monday, Tuesday, etc.)....
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0answers
13 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
42 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
10 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
14 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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2answers
59 views

Pandas, make the bars of a bar graph have equal widths

What do I need to change so that ax1 uses the same width for bars as ax2? ...
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1answer
25 views

How to make this intersection chart?

I want to prepare the following chart. Say, I have three datasets of different lengths, for example: ...
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2answers
207 views

Seaborn Violin plot error No loop for unfunc add

I'm trying to plot a violin plot with a split based on Sex ( like in the fourth example in the doccumentation but with Sex) I can produce a categorical scatter plot and split it by Sex. However, when ...
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1answer
21 views

How do I make a labelled line chart?

suppose I want to track the ratings of seasons of a TV show. so there are three columns of data-season number, year, and ratings. I want the year and ratings on the axes and season number as labels on ...
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0answers
68 views

Bootstrap Template for a Dash App

Where Can I find a Bootstrap Template for a Dash app? Are there implemented examples? I cannot find nothing about this. I am building a Dashboard with Dash/Plotly but I want to improve the style of ...
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0answers
37 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 ...
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0answers
20 views

same color scheme for 2 pie charts

I want to visualize statistics from two large dataframes with similar data in two pie charts. I would like for these two charts to use the same color when the same category appears in the chart. I ...
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0answers
14 views

Distributions Widget - How to show small number subgrouping instead of all subgrouping

Good day to all: Greetings, I am very new to using Orange Data Mining - a few days novice. I got a Excel data file, it is a list of maintenance repair work orders carried out for different class of ...
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0answers
26 views

Tableau: Displaying Averages and Aggregate Calculations In Filtered Visualizations

I'm new to Tableau and I just started by making a graph with multiple filters. What I want to do is display some averages of some columns and other aggregate functions dynamically as the filters are ...
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0answers
18 views

Visulazing a specific value of a column with the corresponding values

I have recently started using data studio to make visualizations before diving into analysis and data prep! I have a column named NAME OF STORE that good different names and other columns like Date, ...
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0answers
19 views

SVM Cost function change to improve its computational efficiency

While listening to Andrew Ng's course of Machine Learning he said that the SVM's cost function term $\frac{\Theta^T\Theta}{2}$ is usually changed to $\frac{\Theta^TM\Theta}{2}$, where matrix $M$ ...
1
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1answer
36 views

Do 3D bar charts have advantages over 2D bar charts?

I vaguely remember that there was a study / blog post which made a strong point against 3D bar charts. Do you have a source at hand which compares the two - 2D bar charts and 3D bar charts?
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0answers
22 views

visualization idea on a panel data (roughly speaking)

I wanted to construct a heat map on the following data: ...
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1answer
32 views

Visualising a stream of emotions

I have a stream of emotions (from some audio recordings) extracted by a speech emotion recogniser. My questions now are how to best display these emotions to the end users? What is the best way to ...
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0answers
57 views

Semantic segmentation dataset inspection

Is there any tool that can calculate the statistics of semantic segmentation dataset (and possibly the similar types of datasets ...)? So that it shows the number of classes, the total number of ...
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3answers
92 views

Is there any tool for data visualization and manipulation?

I have a time series data set that I need to manually label them for supervised learning. What I am doing now is using excel to plot, and when I see the pattern that I want, I hover over the data on ...