Tagged Questions
3
votes
2answers
114 views
Chart/visual for negative binomial regression
My wife is presenting a study at a conference poster session. She has a correlation of sorts [1] where kids' self-assessment of asthma ("I felt a lot better" or "I felt a little better or not better") ...
1
vote
0answers
50 views
Plotting a histogram estimate together with an analytical solution of the mean and covariance parameters
How do I plot a histogram estimate of this marginal distribution p(x1):
...
3
votes
1answer
118 views
Practical applications of affinity propagation
I am learning about machine learning here.
They took a set of prices for specific companies on the stock market and graphed them:
I would like to know what are some practical applications of ...
1
vote
1answer
424 views
Generating volcano scatterplot
This might look a very silly question to many of you but please answer.
I am interested in generating a volcano plot for my dataset, which has four columns and all values are in log2. column 1 has ...
2
votes
1answer
228 views
Tool to work with dataflow easier/more visual
I've written some Python code which does some (network) data analysis. It's mostly large data coming from SQL where I play around with statistics and algorithms.
However configuring the interplay ...
2
votes
2answers
269 views
How to display magnitude of change over time between two series?
Disclaimer: I know absolutely nothing about statistics. I've had trouble searching for answers to my question, as I don't have much knowledge about the terminology of statistics.
I'm currently ...
4
votes
2answers
650 views
How to plot results from text mining (e.g. classification or clustering)?
In text classification and clustering, the number of features are normally big, e.g. I currently get are around 5,000 features which is already really small compared to many other text mining tasks. ...
2
votes
1answer
632 views
How to draw a scree plot in python?
I am using singular vector decomposition on a matrix and obtaining the U, S and Vt matrices. At this point, I am trying to choose a threshold for the number of dimensions to retain. I was suggested to ...
5
votes
2answers
643 views
Visualizing multi-dimensional data (LSI) in 2D
I'm using latent semantic indexing to find similarities between documents (thanks, JMS!)
After dimension reduction, I've tried k-means clustering to group the documents into clusters, which works ...
9
votes
2answers
2k views
Show average instead of median in boxplot
When plotting a boxplot with python matplotblib, the lines halfway the plot is the median of the distribution.
Is there a possibility to instead have the line at the average. Or to plot it next to it ...
