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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1answer
12 views

Can I force DecisionTreeClassifier to use integer conditions when the variable is integer?

I'm trying to visualize a decision tree in python for the purpose of explainability. I noticed that a condition like "NumGoals >= 1.23" could be quite vague for the user and I would much rather to see ...
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2answers
3k views

How pairplot is constructed? Based on what rule? Why people use it?

I am curious how pairplot in seaborn library is constructed. I have seen similar plot, such as Pearson Correlation plot. What is the difference between these two plots? What is exact the use case of ...
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83 views

Comparing data sets with different measurements

I'm currently writing a thesis based on Cyber Crime, however I'm unsure of the proper to compare/analyse my data sets to talk about them in my thesis. One piece of data (https://www.pandasecurity....
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104 views

plot multiple strings from a dataframe

I am trying to read and plot several files which looks like as below when I open with python using pandas read.table. The columns to plot are "dev" vs timestamp. The timestamp should be compose from ...
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1answer
30 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

How can we visualize heterogeneous data in data science? [closed]

How can we visualize heterogeneous data in data science? I have complicated data, which is not easy to deal with. How can I design data set effectively?
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2answers
206 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
40 views

Simple EDA: what to visualize?

I want to visualize a data set for EDA having 8 parameters and 2 class labels. I am confused which parameters to select and on what basis? Also is I want to know whether it would be better to apply ...
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6 views

Visualizing activation maps using Theano and Lasagne

I am trying to visualize the intermediary activation maps of my NN. I load in my parameters: ...
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7answers
17k views

Visualizing a graph with a million vertices

What is the best tool to use to visualize (draw the vertices and edges) a graph with 1000000 vertices? There are about 50000 edges in the graph. And I can compute the location of individual vertices ...
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1answer
91 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 ...
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1answer
58 views

PCA in visual Analytics

I m studying visual analytics and i have a theoretical question about this topic. My professor introduced this schema in him slide For connect data to visualisation. Some topic is very easy to ...
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0answers
3 views

Plotly Bar Graph Color Scale [migrated]

I'm trying to keep a bar graph values on the same color scale - for example: ...
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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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1answer
77 views

Why n-split is not possible for a dataframe with KFold?

On running below code on python 3.7, I am getting the following response: 'DataFrame' object has no attribute 'n_splits'. How to get rid of this? ...
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0answers
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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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2answers
32 views

Visualization for comparing the results of two different models

I have two different mathematical models I use to predict the dollar amount in claims a group will incur over the course of a year. I want to visually juxtapose how accurate those two models are on ...
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0answers
22 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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1answer
26 views

What are some recommended visualisations to represent how attributes in a data-set influence each other?

Looking at this data-set, I want to illustrate ideally to what degree and in what direction each of the properties (fixed acidity,...
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1answer
22 views

How to represent a dataset as a linked list-like graph?

I would like to visualize this data set using Python and probably a visualization tool like Matplotlib. The data set contains three columns: a user id with a question, a user id with an answer, and ...
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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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1answer
18 views

Is there a way to aggregate frequency distribution for many runs?

In the following plot I have frequency distribution for each of the fitness values that are shown in thte legend. Each run (x-axis) has a different frequency of each fitness value. The total runs is ...
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1answer
20 views

How do we visualize data in hierarchical clustering?

Can anybody tell me how to do visualization when applying hierarchical clustering to data with more than 2 features? Do we need to do dimensionality reduction before each clustering?
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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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1answer
58 views

How to display graph with MathJax in jupyter notebook?

I am trying to create a jupyter-notebook with a graphical depiction of a neural network. For starters, I am trying to display a simple network that evaluates a boolean NOT operator. I am using the <...
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2answers
137 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, ...
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1answer
28 views

comparing data from first quarter in two years

How can I compare data from two quarters? What software can I use to do it parallelly side by side so I can compare them. What kind of factors can I take into consideration, I'm posting a sample data ...
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1answer
218 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 ...
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3answers
402 views

Visualizing community composition using network of pie charts

Given a social network, I want to perform community detection and compare the result to known node metadata, such as gender, age, etc. to see if certain communities are largely composed of "similar" ...
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13 views

regarding 3D scatterplot with line in Python or Matplotlib

In Matplotlib or other python library, how to generate the 3D scatter plot with line, shown as following? It seems that ...
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2answers
30 views

How to visualize two small samples with different sizes?

As part of a psychology experiment, I surveyed 15 users. I separated them in two groups, those who have become smoke free, and those who are still smoking. These groups have different sizes (9 and 6). ...
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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 ...
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22 views

Tesseract training- JTessBoxEditor issue

I am trying to train my tesseract by making box characters in the images but the JTessBoxEditor is not recognising any characters. When running the command --> tesseract eng.arial.exp1.tiff eng.arial....
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15 views

Plot line at X axis based on Values of Y axis - maplotlib/seaborn

I have made a dist plot and now I want to plot a line on the x-axis based on the value of the y-axis. ie. I want to plot a line at various maximas/peaks and also shade a portion of the x-axis between ...
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12 views

Do I include a spatial features inside my training data for a SOM

I want to prepare my data for data mining, using a SOM to find data patterns. I have data about households in South Africa. The data is per individual per household. The census asked questions such as ...
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2answers
50 views

Data visualisation for big data sets

Working on some voluminous data sets, I have been interested in methods for dimension reduction and plotting. I have stumbled upon this novel technique : UMAP (https://arxiv.org/pdf/1802.03426.pdf), ...
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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 ...
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2answers
169 views
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21 views
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1answer
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Python : How to output graphs using lists method and how to change graph lines to “-” or “*” [closed]

Question Please show me Python programming codes that shows graphs using the list method. Moreover, I want to know how to change graph lines to "-" or "*". Thank you for your answer in advance. <...
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2answers
50 views

Linear Regression model visualization

I am trying to visualize, how does the linear regression model draw a straight line when we have multiple features and one label to predict. Like when we have 1 feature and 1 label, we can easily plot ...
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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 ...
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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 ...
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15answers
68k views

How do you visualize neural network architectures?

When writing a paper / making a presentation about a topic which is about neural networks, one usually visualizes the networks architecture. What are good / simple ways to visualize common ...
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1answer
24 views

Visualization of an Order Verified by Wilcoxon

The background: After I've conducted a survey about preferences of users in ridesharing, I now want to construct an order of importance of these preferences (this is to answer one of my research ...
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1answer
37 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 ...
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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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1answer
44 views

CNNs: understanding feature visualization Channel Objectives (SOLVED)

I'm trying to follow a paper on deep NN feature visualization using beautiful examples from the GoogLeNet/Inception CNN. see: https://distill.pub/2017/feature-visualization/ The authors use ...
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7 views

Sequence for musical keys on x-axis

I have an idea for a data visualization, and on the x-axis I want to plot a linear sequence of musical keys (if possible). If it's only major keys, then it would be something like ...