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Effect of Color Sample Lightness on the Performance of PCA Method in Representation of Spectral Reflectance
Principal component analysis Spectral reflectance Lightness
2009/4/22
Principal component analysis (PCA) has been used in color technology over 50 years. Along these years many researches have been done to find out new usages or improve its shortcomings in different a...
Spectral Analysis of the Mass Irregularity of Slivers Using Uster Tester 3
periodic irregularity wavelength amplitude spectrogram sliver
2009/2/6
A method of calculation for determining the spectral characteristics of wavelengths and amplitudes of assessed sliver irregularities has been developed. Spectrograms from the Uster Tester 3 apparatus ...