Beyond simple clustering, the software provides tools for:
Countless peer-reviewed papers published between 1990 and 2005 explicitly cite “NTSYS-pc version 2.02.” If a researcher wants to re-analyze an old dataset exactly as it was originally processed—without rounding errors from newer algorithms—they need the same software. ntsys pc 2.02 software
Input: A correlation or covariance matrix.
Command: EIGEN /MATRIX CORR.DAT /VECTORS /EIGENVALUES
Output: Eigenvectors for plotting ordination diagrams. Beyond simple clustering, the software provides tools for: