tu ---the additional component of wordformation
(averaged) fundamental component
(co)variance-component-estimation
(superscript *)P-connected component
2D principal component analysis
2-Dimensional Principal Component Analysis
2-Dimensional Principal Component Analysis (2DPCA)
2-dimensional principal component analysis(2DPCA)
2DPCA(two-dimensional principal component analysis)
3-component digital geophone
3-component dynamometer
3-component elastic wave- field
3—component hot—wire probe