Top "Correlation" questions

For questions regarding interdependence of variable quantities.

R - change size of axis labels for corrplot

I am using the following with corrplot: require("corrplot") ## needs the corrplot package corrplot(cor(lpp_axis1, lpp_axis2), method=…

r plot font-size correlation r-corrplot
numpy corrcoef - compute correlation matrix while ignoring missing data

I am trying to compute a correlation matrix of several values. These values include some 'nan' values. I'm using numpy.…

python numpy pandas correlation
How to Correlate one variable to all other variables on R

I want to correlate one variable (say tyrosine) with all the other variables (about 200 other metabolites, like urea, glucose, inosine, …

r variables correlation
A matrix version of cor.test()

Cor.test() takes vectors x and y as arguments, but I have an entire matrix of data that I want …

r correlation
Correlation of two arrays in C#

Having two arrays of double values, I want to compute correlation coefficient (single double value, just like the CORREL function …

c# .net arrays correlation
correlation between arrays in python

I have 2 arrays. a1 = [1,2,4] a2 = [3,4,5] how would I find the correlation between these 2 arrays using python. In matlab, you would …

python arrays vector correlation
Convolution Vs Correlation

Can anyone explain me the similarities and differences, of the Correlation and Convolution ? Please explain the intuition behind that, not …

image-processing signals signal-processing correlation convolution
find time shift between two similar waveforms

I have to compare two time-vs-voltage waveforms. Because of the peculiarity of the sources of these waveforms, one of them …

python numpy signal-processing correlation
Create a correlation graph in Matlab

I'm trying to emulate this graph: If I have a correlation matrix how can I create an output like this?

matlab graphics plot correlation
How to compute P-value and standard error from correlation analysis of R's cor()

I have data that contain 54 samples for each condition (x and y). I have computed the correlation the following way: &…

r correlation