Logarithm of frequence of every symptom factor was calculated, and then the likelihood possibility ratio of every syndrome, according to which the diagnosis of syndrome was determined.
Logarithm of frequence of every symptom factor was calculated, and then the likelihood possibility ratio of every syndrome, according to which the diagnosis of syndrome was determined.
先筛选出15组47项症状因子并求出各症状因子的频数对数，再计算各证候的似然概率，根据似然概率的大小确定中医证候诊断。