MagicPlot Manual

Plotting and nonlinear fitting software

User Tools

Site Tools


correlation

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision
Previous revision
correlation [Mon Jun 3 13:24:34 2013]
Alexander
correlation [Thu Jan 14 17:14:46 2021] (current)
Alexander
Line 1: Line 1:
-====== Correlation (Pro edition only) ======+====== Correlation ======
  
 Open Table or Figure or Fit Plot with initial data, select desired curves or columns and click ''Processing → Correlation'' menu item.  Open Table or Figure or Fit Plot with initial data, select desired curves or columns and click ''Processing → Correlation'' menu item. 
  
 {{:correlation.png?nolink|}} {{:correlation.png?nolink|}}
- 
 ===== Parameters ===== ===== Parameters =====
  
 ''Linear''/''Circular'' radio buttons specify the signal to be treated as periodic or not. ''Linear''/''Circular'' radio buttons specify the signal to be treated as periodic or not.
 +
 +===== Algorithm =====
 +
 +MagicPlot computes correlation using FFT (see [[wp>Discrete_Fourier_transform#Circular_convolution_theorem_and_cross-correlation_theorem|Cross-correlation theorem]]).
 +
 +===== See Also =====
 +  * [[processing]]
correlation.1370251474.txt.gz · Last modified: Sun Nov 8 12:20:32 2015 (external edit)