a University of North Carolina Wilmington, Cameron School of Business, 601 South College Road, Wilmington, NC 28403, United States b University of Nebraska at Omaha, The Peter Kiewit Institute, 1110 S 67th St., Omaha, NE 68182-0392, United States c University of North Texas, 1155 Union Circle #305219, Denton, TX 76203-5017, United States d Sam Houston State University, College of Business Admin...

in the present work we study the use of fourier transform near infrared spectroscopy (ftnirs)technique to analysis the calcium (ca), phosphorus (p) and copper (cu) contents offish meal. the regression methods employed were partial least squares (pls) and kernelpartial least squares (kpls). the results showed that the efficiency of kpls was better thanpls. as a whole, the application of ft-nirs ...