Study of the Gastrointestinal Heat Retention Syndrome in Children: From Diagnostic Model to Biological Basis

Figure 3

Gain by feature. The gain implies the relative contribution of the corresponding feature to the model calculated by taking each feature’s contribution for each tree in the model. It is the most relevant attribute to interpret the relative importance of each feature. The order of each symptoms in significance was thick coating (X9), dry stool (X27), abnormal appetite (X21), reduced frequency of defecation (X26), restlessness at night sleep (X32), halitosis (X17), sweating at night (X31), yellow coating (X8), vexation (X33), red tongue (X6), slippery pulse (X14), feverish feeling in palms and soles (X10), smelly stool (X29), worse after improper diet (X37), yellow urine (X30), red lips (X2), vomiting (X23), belching (X22), and hard defecation (X28).