[Retracted] Application of Artificial Intelligence Computing in the Universal Design of Aging and Healthy Housing

Table 6

Results of fall detection based on bivariate control methods.

Data preprocessing	KPCA dimensionality reduction	Unsupervised training	Recognition classifier	Sensitivity (%)	Specificity (%)
Have	Nothing	Nothing	Deep neural network	94.57	93.32
Have	Have	Have	Deep neural network	99.21	99.87