acidity index method

aggregative index method

air quality index method

average index method

bond pair index method

Cluster-type index method

complex refractive index method

Composite index method

compositive index method

Comprehensive index method

comprehensive water quality identification index method

compression index method(e-lgp method)

danger index method of fire and explosion

dc index method

Difference-index smoothing predictive model

direct index method

Discrete Spectral Index Method

District Load Density Index Method

DOW’s Index Method