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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Understanding Box plots
I am new to box plots and I am trying to understand it. Consider the following figures :
According to my understanding, outliers will exist after the max. line and before the min. line. So according ...
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Data Analytics Platforms
What are some of your go to tools for data analytics? I've been using Tesser Insights platform for cleaning and analyzing data.
It is pretty convenient and does not require code.
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LIME visualization for resnet50
I am implementing LIME on my resnet50 mode. There are 4 classes in the dataset.
the code snippet of LIME:
...
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Grad cam outputs for all the images are the same
I am using grad cam to see which regions of the test images are most important for the prediction of resnet50. The output I got has some errors.
Code Snippets:
<...
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Can't understand grad cam output
I've implemented Grad Cam. The colors in a Grad-CAM heatmap usually use a red-to-blue color scale, where red signifies the highest importance and blue signifies the lowest importance. The intensity of ...
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How to curve fit, Z variable dependent on X and Y?
I'm trying to find the function for this visualization:
I would like to get feedback if I'm taking the right approach. My approach:
These data points are created by a person. They are two ...
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How to visualize a data drift?
I want to show that my data distribution changes between data windows. Is it enough to visualize the mean and variance for every window? Is there any other solution? thank you
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BERTopic Visualization
I new to topic modeling and I'm trying to use BERTopic inside of PyCharm. I'm struggling to ...
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Is there a dedicated name for a matrix of scatter plots representing all 2d projections of a n-d dataset?
When facing a n-dim dataset, all variables being numericals, I am used to produce a series of all 2d projection of this dataset. Do these exhaustive 2d projections over a dataset own a specific name ?
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Empirical indications regarding demanded skills and tasks of data science jobs?
I am wondering if there are is any information about the current (and prospected) shares in skills required for advertised/existing data science jobs. This includes of course also the concrete tasks ...
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Visualizing data distribution of categorized texts
I'm trying to develop an SVM model to classify some texts into positive and negative. For the training phase, I'm going to use a dataset containing 2400 comments from Twitter, classified into positive ...
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Standardised plot of multiple points with varying thresholds and values
I would like to plot the points below to show which points are inside their thresholds and which are outside their thresholds.
I intend to do another set of analysis with other parameters which will ...
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Plotting confidence intervals between points on a graph
I was actually doing some work regarding Bayesian Optimization and came across this graph.
I know this may appear to be a very naive question but.... what is the exact name of this graph (x-f(x) plot) ...
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Why does PowerBI take longer to load data than PowerQuery takes to load preview?
I have a stored procedure in SQL Server and when I open PowerQuery, I can get a preview of the whole table in a minute or two. But once I click 'Apply and Close', it will take AGES to load and finally ...
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Tool for visualizing the evolution of a dataset
I wonder if anyone knows of a tool that allows to visualize how a dataset has evolved over time.
There are tools for tracking experiments (neptune, mlflow, etc.) but they are based on keeping track of ...
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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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2
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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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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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1
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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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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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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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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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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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1
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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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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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1
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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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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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1
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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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Drop duplicate / Get the unique value
Any idea how to drop duplicate values by 2 columns?
Here is the example. I want to get the first row if there's a duplicate value by 2 columns (customer_id , orderid)
I've done with making a count ...
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1
answer
101
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Visualize duplicate ID (unique column) from dataset
I have a dataset contains ID and year of their occurrence. This is the sample of my dataset:
ID
Year
1234
2018
1234
2019
5678
2017
5678
2020
....
....
I would like to visualize the ID's and the ...
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Study names not showing in forest plot (R)
Context: I followed an existing R script to create a forest plot in R using the forest function from the metafor package.
Problem: The plot is showing, however, the study names are not showing on it ...
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Handling multiple object types in a large dataset to build a better ML model
I have a dataset with multiple object data_types. From the dataset, most of them were made into categorical features (Using One-hot encoding as well). But few of them have object data types with 6M ...
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use cases of geocoding maps
Tableau has interactive maps that can be used for custom geocoding. I know companies often divide regions for sales and marketing purposes but could anyone think of any specific use cases or examples ...
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782
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Plotly: histogram with no fill color
I'm using Plotly's graphic_objects.Histogram. I am trying to draw several histograms on the same plot. I'm not satisfied with the results of the 'overlay' option. I would like to draw histograms with ...
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Tableau - Filter Buttons not filtering correctly
I created filter buttons to use as a filter for 6 category's (measures) in Tableau Public (latest version) so when you click on them the values for each display on my "Military Enrollment By ...
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