Systematic comparison of unsupervised feature extraction methods for enhancing discrimination accuracy of brown rice flour adulteration in LIBS
Deng Zhang, Xiaolan Yang, Lianbo Guo
Topics & Concepts
IsomapPattern recognition (psychology)Principal component analysisArtificial intelligenceDimensionality reductionKernel principal component analysisNon-negative matrix factorizationFeature extractionLinear discriminant analysisComputer scienceMathematicsMultidimensional scalingSupport vector machineNonlinear dimensionality reductionKernel methodMatrix decompositionStatisticsEigenvalues and eigenvectorsPhysicsQuantum mechanicsLaser-induced spectroscopy and plasmaSpectroscopy and Chemometric AnalysesCultural Heritage Materials Analysis