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.)
695
questions
1
vote
2
answers
808
views
Coloring clusters so that nearby clusters have different colors
I have clustered a large number of points (~3000) into (~400) clusters. I want to plot the data and visualize the clusters. I want to make sure that nearby clusters have different colors. Can ...
- 121
1
vote
1
answer
261
views
Visualising K-Means clusters for 3D data in R
I have an excel file that contains 485k rows x 3 columns of integer values. Sample data:
...
- 11
4
votes
2
answers
196
views
Was this dataset analysed correctly? [closed]
There's a Twitter thread going around that claims there are signs of voter fraud due to anomalies in the election vote count data set. You can download the dataset here and find the script to generate ...
- 149
5
votes
2
answers
486
views
Can all data be represented tabularly?
... assuming that tables allowed for nested non-primitive values.
I'm trying to think of any instance where data cannot be represented as tables (or a series of tables)... and I can't think of any. ...
- 167
2
votes
1
answer
27k
views
how to create multiple subplots( scatterplot) in for loop
I want to create scatterplot of target variable with all the other variables in dataframe. Just like we create pairplot but as pairplot with large number of variables will take lot of time and ...
- 23
0
votes
1
answer
117
views
add labels bar chart
There is this dataframe:
print(df)
df.plot.bar(figsize=(10,5),fontsize=14,)
plt.title('counts',fontsize=15)
plt.show()
barh:...
- 329
1
vote
0
answers
47
views
Compare ranking across trials with pandas
I am carrying out several runs of an experiment with different configurations on many different inputs. The experiment has a random element and I'm trying to investigate whether this randomness ...
- 111
1
vote
1
answer
477
views
Can a Box plot be used for finding the useful features from the dataset? [closed]
I am reading a book by professor Trevor Hastie and professor Robert Tibshirani called "Introduction to Statistical Learning". In the applied section of the chapter 4, there is a question 11(...
4
votes
1
answer
148
views
Exploring variables to guide xgboost tuning
In short: How to think about the type and distribution of my variables when choosing parameter values for xgboost?
Context: I have a dataset which I want to classify using the ...
- 143
0
votes
1
answer
43
views
Tips on how to create box whisker plot for huge data set
I have a huge dataset (about 2 million lines) that I want to visualize to have an idea of how spread the data is. The problem now is when I create a box whisker plot the resulting graph is not legible ...
- 147
1
vote
3
answers
787
views
Visualize frequency of 5 Boolean variables together
I have a data set with 5 variables,
a b c d e
1 0 0 1 0
0 1 0 1 1
0 1 1 0 0
0 0 0 1 0
1 1 1 0 0
0 1 1 0 1
1 0 1 0 0
1 0 0 1 1
0 1 0 1 1
0 0 1 1 0
I am only interested in the percentages of occurrence,
...
- 119
4
votes
2
answers
990
views
Can i expect good results having low correlation attributes?
This was a question i saw in an interview for a data scientist position:
"Here is the following correlation heatmap that i got from my attributes. Regarding the correlation of each feature with ...
- 395
0
votes
1
answer
90
views
What is the best way to visualize range of data?
If I a have data like a bunch of classes where each class can have a different number of students, and each student has a grade (0-100), for example like this:
...
- 369
0
votes
1
answer
255
views
Compare two tends with big difference in absolute value
I'm studying the Spotify streams trend for different nations in order to show the impact of the pandemic on music listeners.
So far i retrieved my data, and plotted it.
Obviously, since the various ...
1
vote
0
answers
22
views
Triplet optimization producing a weird diagonal line?
I'm pretty sure this is the right forum for this, or let me know otherwise, I'll happily move this to a better place.
I have a strange problem. I've written an algorithm designed to take three files ...
- 121
0
votes
1
answer
35
views
What is the name of the sub-field within spacial Data Science where the data relates in some way to physical objects viewed as 3D (graphics) Models?
What is the name of the specialism / sub-field in spacial Data Science where the data relates in some way to physical objects viewed as 3D (graphics) models?, ... that is, excluding GIS and BIM ...
0
votes
2
answers
729
views
How do I draw the following Keras model?
I am new to deep learning models, and I am trying to figure out the best way to draw a visual representation of the following model. I found a few tools that allow you to draw a model, but I am ...
- 123
1
vote
3
answers
5k
views
How to cluster and visualize 3D data in python
I have a 3D dataset of x,y,z points with 2 categories, category A and B. My end goal is to cluster all points in category B into volumes (spheroids/clouds) and find all points of category A close to ...
- 121
1
vote
1
answer
133
views
Data visualization on three factors
I have three factors,
Income(from source A)，continuous variable
Income(from source B), continuous variable
Happiness index，continuous variable
Suppose I have 500 samples. My goal is to show the ...
- 187
0
votes
1
answer
886
views
How to draw line plot with multiple lines on Tableau?
I have 4 different measures which I want all on the SAME line plot. They do have the same scale. I tried dual axis but it doesn't work for more than 2 plots.
- 379
8
votes
1
answer
486
views
Anybody know what this type of visualisation is called?
I think this is a pretty cool way to visualise changes in values but I can’t find any name for this type of visualisation.
I
Source: https://www.economist.com/graphic-detail/2020/07/28/americans-are-...
- 183
0
votes
1
answer
551
views
Brain Connectogram or Connectivity Visualization
Can anybody please guide me how can I draw the following figure in my windows 10 environment, I mean is there some built-in online tool or software that I can use for this purpose?
In my case I have ...
- 101
1
vote
1
answer
201
views
Differences between pseudocolor plot and heatmap?
I found some materials using the word `pseudocolor plot' and I think that it's just a heatmap. Is there any difference between them?
- 187
2
votes
1
answer
373
views
How do I read the cord_19_embeddings_2020-07-16.csv from the COVID-19 Open Research Dataset Challenge (CORD-19) on Kaggle?
What I'm trying to do
I wanted to use the CORD19 word embeddings csv to map them to certain findings from the rest of the dataset, but as we can see there are no stings in the first column.
The way I ...
- 151
2
votes
1
answer
132
views
What is the most straightforward way to visualize color-coded clusters along with the cluster centers?
I have applied the kMeans Clustering algorithm to a dataframe and have gained cluster labels for each row. I had selected only two features.
There are 4 clusters.
I want to visualize the datapoints in ...
- 280
1
vote
1
answer
37
views
What kind of data (in context of trends in data) is Logistic Regression appropriate for? [closed]
I'm not able to visualise what kind of 'trends' I would have to observe in multi-featured data to be able to say 'Logistic Regression would work well here'.
For example if I have only 1 feature and if ...
1
vote
2
answers
50
views
when DataFrame has mutliIndex,how to visualize it?
I'm doing the "video games sales" project downloaded from kaggle, the data is like this:
and I want to know on each Platform, which are the most three popular Genres? but I don't know how ...
2
votes
1
answer
225
views
How to visualize categorical data with numeric columns
I have data like as shown below
I would like to represent the above tabular data in a visual form.
However, the below graph may not work because my real data as 50K unique drug names.
So, is there ...
- 2,555
3
votes
3
answers
622
views
What is this type of plot and how to interpret it?
I was presented to this plot and i've seen it before, however i would like to know what does the countour around the main line mean.
Ps: i couldn't find enough information about it to investigate by ...
- 395
0
votes
1
answer
59
views
I am trying to figure out the stationarity of time series data
Here, this plot shows the number of customers served per day from 1 jan 2018 to 31 dec 2019.
I grouped the entire data by each month and calculated the average and variance per month.
This is the ...
- 103
4
votes
2
answers
50
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 ...
- 51
2
votes
1
answer
672
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 occasions it will rise over 100, meaning that the resource has been used too much.
I was ...
- 121
5
votes
2
answers
255
views
Data visualization with extreme far away points
I want to show points across two groups. However, for both groups, there are some points which are far away from most of the other points within each group, shown below. Any suggestions for this ...
- 187
0
votes
2
answers
30
views
3D visualisation and post analysis tool
I am looking for a 3D plotting and post analysis tool, specifically which can generate figures like the following. It is preferred the tool has a Linux distribution. The figure is copied from here.
- 111
0
votes
1
answer
257
views
The OLAP (On-Line Analytical Processing) cube with 4 dimensions [closed]
A typical OLAP cube looks like this:
As I can see, this cube can work with 2 or 3 dimensions, but what if I have 4 dimensions to produce facts?
Should I use star schema instead when having more than ...
- 125
2
votes
1
answer
123
views
Recommendations for Data Visualization solution for large CSV file on a non-profit website
I would like your advice and recommendations for a non-profit that is trying to turn a large CSV file into meaningful information.
I am part of a non-profit that would like to turn a 23,000 row x 23 ...
1
vote
1
answer
881
views
0
votes
2
answers
569
views
Validation Curve Interpretation
I have been reading about the validation_curve function from scikit learn. When I run this it takes too long. Therefore, I am plotting the results from grid search ...
- 506
1
vote
1
answer
30
views
Challenge in visualizing large coronavirus clusters in US data
I'm trying to take the data on large coronavirus clusters in the US and visualize them to show the sizes and the different settings (prisons, healthcare facilities, etc). I want to show the ...
- 113
2
votes
1
answer
31
views
How are treemaps hierarchical?
According to various sources on the internet, treemaps are a way to visualize hierarchical, tree-like data structures, for example the tree generated by hierarchical clustering.
I looked at a lot of ...
- 121
4
votes
2
answers
1k
views
What does the descision boundary of a relu look like?
A single non activated neuron is just a linear combination of its inputs.
Thresholding this neuron's output as-is against 0 would create a hyperplane binary separator, whose parameters can be learned....
- 196
2
votes
2
answers
159
views
looking for public dataset for stock market
I want to do some modelling and data visualization on historical stock data, including price, volume, financials, etc. Is there an public dataset available for stock price history? I looked at a few, ...
- 1,899
-1
votes
2
answers
38
views
Data Selection & Visualization Tool
I am looking for a tool that will show neatly all the rows from a large table (100GB+) for complex selection conditions from an sql/text/csv table.
DB may be on linux or windows.
Looking for easy ...
- 99
1
vote
1
answer
5k
views
How to get two boxplots on same axis?
I have two dataframes (both of different lengths, etc) but they have exact same columns and I would like to explore the distribution of one of these columns by plotting a boxplot.
However, how do I ...
- 506
1
vote
2
answers
43
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:
...
- 11
1
vote
0
answers
22
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),...
- 111
1
vote
2
answers
222
views
Visualization Tools that can show proper branch and merge in Graphs
I want help finding the visualization tool can draw similar architecture as given in the image below
Keras visualization produces something similar to this graph. But I'm working in Pytorch. I tried ...
- 123
0
votes
1
answer
3k
views
how to limit datetime in x axis
Hello folks,
I am trying to plot three variables in a single XY plot. I am having a problem setting the x-axis limit which is for time. I tried setting limits using x_limit but getting ...
1
vote
1
answer
4k
views
Plot Decision boundary in 3D plot [duplicate]
I am running logistic regression on iris dataset. I computed thetas and this is how I draw a decision boundary line.
...
- 13
1
vote
1
answer
431
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 ...