Absolute degree of grey incidences
- absolute degree of grey incidence
- relative degree of grey incidences
- Methods The degree of grey incidence( DGI) between the concentrations of TSP or SO2 and the mortality of lung cancer were assessed through a grey system model.
- The monitoring data of six water sources in Shuguang area of Panjin City were selected and evaluated by degree of grey incidence analysis in the paper.
- synthetic degree of grey incidence