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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Tableau Geographic Map Visualization is filtering when cursor is over a city, unfilters when moved

I've made several Map style visualizations in Tableau and haven't experienced this issue in the past. I've created a visualization of positions available at X organization by locations in various ...
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Spreadsheet File Format: simple, human-readable, easily created with a script, and includes some formatting ability

I am trying to find a spreadsheet file format which is reasonably simple and human-readable such as csv, xml, or json, is easily generated by a script, AND has some basic formatting abilities like ...
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Datasets whose attributes/dimensions are intuitively visualizable and easily selectable?

TL;DR: I am looking for datasets of which the attributes can be intuitively visualized (e.g. as a matrix, an image, a diagram, etc.) and are easy to individually select (e.g. by dragging/brushing over ...
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Can I use scikit learn's cross_val_predict with cross_validate?

I am looking to make a visualization of my cross validation data in which I can visualize the predictions that occurred within the cross validation process. I am using scikit learn's cross_validate to ...
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Trying to make a visualization for training performance

I am using scikit learn's BayesianRidge model to fit a regression to tabular data of d features and N sample. I have already tested how well my model performs using a repeated kfold cross validation ...
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What advantages does Data Visualization have in EDA?

It is not clear to me what advantage the EDA data visualization provides. By advantage I mean what decision I will make according to one or the other visualization. Could someone give me an example ...
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Classification of data points using vertical lines through visualisations

I am currently doing my master's thesis and at the end of finishing it, but there are some questions raised by my supervisor. I have answered most of the questions, but only one question is remaining ...
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Visualize interaction effects in spatial regression?

I am trying to create interaction plots to visualize the interaction effects in a spatial error model. I created the attached charts for a linear regression model in R, but the packages I used to ...
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Trace Plotting of MCMC Chains in Python

I am running an mpi process where I am producing 8 MCMC chains. In order to check the convergence, I need to (want to) see the trace plots of the results. However, I could not find a simple way to do ...
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What this kind of timeline chart is called?

I created this timeline chart myself because I couldn't find a library that implemented a similar kind of chart (I checked Plotly and Seaborn). I'm interested in finding out what other people call it. ...
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Fraud Pattern Detection Dataset Creation

I have simulated a dataset for clicks on YouTube videos that records each click using dummy data. In the dataset, I collect information such as timestamp, ...
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Have you seen the interactive, isometric data visualization website that someone made a few years ago, can't find it!

I'm looking for a data visualization that I saw a few years back, but after an hour of googling, I still can't find it. So that someone out there remembers this: It was a thing of beauty, but this is ...
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Visualize time series data

I have a time series data set with 3 parameters and 5 dates per time point which I would like to visualize. The problem is that the date time points (year) are not equal over the parameters: ...
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How to optimally visualise hyperparameter tuning?

I am working on a basic Neural network and want to show performance of model with respect to different parameters. I need help with suggestions for impactful visualizations. I can not make ...
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Can we visualize a feature space with 4 or more dimensions?

I have a dataset with 6 independent variables, I have trained this dataset on a Support Vector Machine. Is there is a way in python or R to visualize the feature space with the hyperplane? Or for ...
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Question - Visualize and find most homogeneous feature between multiple groups

First post here =) My question may be unclear, so don't hesitate to guide me if it need any modifications. I'm doing a quick peer-to-peer scholar project involving data visualization and logistic ...
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R: the correlation is strong, but the graphic is very noisy

I have the following piece of code: ...
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Can I know if there's anyway to download Tableau report from server along with Title and Description in excel form?

I would like to download a Tableau report with the title footer and description written in Crosstab as it gets in PDF?
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How to plot categorical variables with a pie chart

I am concerned with a single column (fruit) from my df: ...
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Date on visual x axis does not match data set view

My data table reads with a full date (i.e., June 2021), and the visual report won't display the year - only the Month. I'm new to pbi, however still think I should know how to make this work! Example ...
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Plot aggregated variable across two categorical variables

I have a dataset of GitHub data with two categorical columns: Repository type and research domain. I want to visualize many variables (booleans and numerical) that showcase the differences across the ...
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How to automatically build a high-quality dynamic PDF report?

I want to create a pdf data report programmatically so that it leads to a report in the style of this (it is in German but it shows the design I want to achieve): https://www.destatis.de/DE/Service/...
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Network Visualisation (Python/Excel)

I have a large data set similar to that in the screenshot below: and I want to visualise the whole data set like the diagram below (made with a lot of effort in PowerPoint!) Is there any way to do ...
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Need help thinking an inprovement on my company's data flow

So I work at a small startup as a data everything (I ETL the data, create reports, deploy services, all of it) with little to no money to spend in this area. Our DB is around 100MB. Currently this is ...
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Interpreting visualisations for write ups - clustermaps

I produced a clustermap as part of an attempt to visualise any multicollinearity in a dataset and it's occurred to me that I actually don't really know how to interpret it. There is plenty of ...
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How to use word embeddings and numerical features together for UMAP visualization?

I'm trying to visualize a large collection of artwork with both numerical and text features (e.g., its physical dimensions and text description), and I want to incorporate all these features together ...
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How to visualise Databunch object in FASTAI

So I have been working on an object detection problem and I loaded my databunch object from the image list in fastai but I am not able to fully understand what kind of patches or images are genuinely ...
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How to get attention maps from simple LSTM models for Multi-variate Time Series Classification

I'm working on a task for multi-variate time series classification by using the simple LSTM model with several LSTM layers. The classification results seem fine and I would like to generate "...
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How to see Latency at layer granularity in a CNN

I am finding documents or an example that measure Latency at layer granularity in the AlexNet model. Please could share or tutorial for me.
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Visualize attention area

I wonder how people draw a network's attention area on a single input. Such as: Any hint is much appreciated
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I want to create a network graph with multiple features on python

I have a dataframe of stock tickers which have a few features. Below is the dataframe: Currently I am using networkx and pyvis to create network graphs. At the moment, I'm only able to use either one ...
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How to Display Commas in Aggregated Values Inside Power BI Matrix Visualizations

A Power BI Desktop matrix visualization calculates for its Values field the "Count of X", where X is a text column. I wish to display thousands commas for counts above 999, like "1,000&...
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Plot distribution of multi classification with features - Python

I have a multi-class classification problem, and continuous features, I want to visualize using python libraries (matplotlib, seaborn, plotly..) the target variable ( 4 classes ) with each given ...
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How to make good visualization of time series data using tableau?

The time series data looks like this: Month Count1 Count2 1 20 100 2 40 200 3 100 17 4 21 12 I have tried to use area charts or basic line/bar charts to visualize the two counts based on the ...
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How to summarize very large neural networks?

I am doing a lot of work with transfer learning at the moment (using keras and tensorflow if that is relevant). I am having a lot of issues in sufficiently summarizing the very large models. This post:...
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How to arrange web scraped data in a table using R?

Original Code ...
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Unable to generate useful insights on a highly cardinal data

I'm working on CRM data, did some cleaning, encoding and ran a decision tree classifier from which i plotted a feature_importance graph From that I found that Sales person column is one of the ...
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Performing EDA on a dataset with missing features

I'm new to DS. I want to perform EDA on such dataset, where these are the missing features stats of my train and test sets: train: Test_0 0 Test_1 31 Test_2 0 Test_3 141 ...
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Why grad cam is not showing despite of no error?

I am applying grad-cam on 3d images and I see no errors, I only can see the Scan of my original images but not the grad cam. from skimage.transform import resize ...
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Would you ever chose t-SNE over UMAP?

UMAP is both faster and captures the global structure better than t-SNE when visualizing high-dimensional data. Is there ever a situation where you would pick t-SNE over UMAP?
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Relationship between visualization and feature engineering

Having been in industry for a while, my puzzle on this question still remains unsolved. What exactly is the relationship between visualization and feature engineering? While on Kaggle or elsewhere we ...
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Plot polar coordinates (2D) on a Poincáre Sphere surface as either heat map or scatter plot [closed]

I have a dataset with 4 values - amplitude, psi angle, chi angle and class (color). The psi angle and chi angle represent unique points on a . I want plot these psi and chi values on this sphere co-...
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How can I remove legend from the figure in seaborn?

Here is my diagrams, I want to remove the labels of the second bar that is C1,C2,C3,C4,C5, because it is repeating.
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the right laptop for data analysis? (using a big Data Lake)

Does working with data visualization from a big Data Lake require a powerful laptop? I've been offered a P15 because my boss believes my work will be requiring heavy computations, which normally would ...
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Power BI: Add slicer from measure

I have a list of working hours by date for every employee at a company and I have created a measure to calculate the total working hours. In the report I used a date slider so that the user can see ...
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Why we need a statistical hypothesis testing for correlations between variables when we can check using scatter plots?

Need Guidance on correlation test. When we need to perform correlation between 2 variables, we generally start with scatter plot. Sometime it is suggested to perform hypothesis testing as well. I'm ...
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MinMaxScaler makes my prediction flat

I am trying to do univariate forecasting. But when i try to use MinMax Scaler my predictions are being flat (tried to use different activation functions) but when i use Standart Scaler my predictions ...
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Need help with simple data analysis on Excel source

Apologies beforehand, this is outside my comfort zone. I have a table in Excel with a list of ca. 100 items. Each of the items has a number of tags associated with it, indicated by a TRUE value in one ...
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How to interpret standard deviation calculated by excel

I have some percentage values in my excel spreadsheet like: When i use the STDEV function to calculate the standard deviation with these values, i get ...
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How to add header for "% Weights" column to the left of "Correlation [95% CI]"

Context: I am trying to add a header on my forest plot for "% Weights" column to the left of "Correlation ]95% CI]": https://wviechtb.github.io/metafor/reference/forest.default....
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