TABLE 4.

Analysis of product satisfaction based on human-computer interaction (HCI).

Customer number	User satisfaction	Accuracy of data analysis
1	93%	93.4%
2	95.3%	91%
3	95%	93.8%
4	92%	87.5%
5	93.5%	87%

The above results show that users’ satisfaction with the designed HCI system based on cognitive psychology is higher than 92%, which is enough to prove the effectiveness of this method. In addition, the accuracy of data analysis is also more than 87%. To sum up, the HCI system based on cognitive psychology designed can improve the user experience and improve the accuracy of data analysis.