pca

Contents: Description, Arguments, Usage, Examples, Images, Sub-Functions, Related Functions, Source Supported Under Version: > 1.69 Current .dvrc Version: 1.02 Description Principal Component Analysis Compute the principal components of a three band byte image Arguments and Return Values Arguments: A numeric array and ignore value Return Value: The rotated data Usage Syntax: pca(image) 'image' - A numeric array Examples dv> a 600x600x3 array of byte, bip format [1,080,000 bytes] dv> b=pca(a) data: 600x600x3 array of double, bip format [8,640,000 bytes] Images Original Image Three principal components

DavinciWiki Mini-Nav Bar Contents Functions Function Categories Common Procedures Glossary Download Davinci Change Log News Mailing List Contact Developers davinci-dev [AT] mars.asu.edu All other topics See navigation on the left Major Sub-Functions mxm eigen covar Related Functions pca2 general_science.dvrc pca() Recent Library Changes Change Log Created On: 02-15-2006 Modified On: 07-16-2012