Peter Ratiu, Ion-Florin Talos, Steven Haker, Daniel Lieberman, Peter Everett
The tale of Phineas Gage, digitally remastered
Journal of neurotrauma
laserinduced breakdown spectroscopy libs atomic multielementary analyses fourier transform infrared spectroscopy ftir molecular identification often suggested versatile spectroscopic techniques present work aimed evaluate performance techniques libs ftir combined principal component analysis pca machine learning ml algorithms detection composition analysis differentiation four different types rice white brown black red two techniques primarily used obtain elemental molecular qualitative characterization rice samples libs ftir data sets subjected pca supervised ml analysis investigate main chemical features responsible nutritional differences white milled colored rice samples particular pca data analysis suggested protein fatty acids magnesium highest contributors samples differentiation ml analysis based information yielded 100 level accuracy sensitivity specificity sample classification conclusion libs ftir coupled multivariate analysis confirmed promising tools alternative traditional analytical techniques composition analysis differentiation subtle chemical variations observed