Continuous Locality Preserving Projections (CLPP) - MATLAB source code CLPP technique is a semi-supervised linear method that enables the dimensionality reduction for learning manifolds characterised by continuous data. Reference: If you use CLPP we would appreciate a citation to: Georgouli, K., Del Rincon, J.M. and Koidis, A., 2017. Continuous statistical modelling for rapid detection of adulteration of extra virgin olive oil using mid infrared and Raman spectroscopic data. Food chemistry, 217, pp.735-742.