Brain-machine interfaces(BMIs)aim at building a direct communication pathway between the brain and an external device,and represent an area of research where significant progress has been made during the past decade.Based on BMIs,mind information can be read out by neural signals to control Brain-machine interfaces (BMIs) aim at building a direct communication pathway between the brain and an external device, and representing an area of ​​research where significant progress has been made during the past decade. Based on BMIs, mind information can be read out by neural signals to control