CN111930226B - Hand Gesture Tracking Method And Device - Google Patents
本发明公开了一种手势追踪方法和装置,其中,方法包括:将可穿戴手环戴至手腕处,所述可穿戴手环的表面设置有光学图案标记点,且所述可穿戴手环中内置有惯性导航传感器;实时捕捉所述光学图案标记点在空间中的运动状态,获取光学追踪图像,并通过所述惯性导航传感器获取所述可穿戴手环的惯性导航数据;根据所述光学追踪图像和所述惯性导航数据,通过计算机视觉技术获取可穿戴手环的4DoF信息,以所述4DoF信息表示手部在三维空间x轴、y轴、z轴三个方向的位置移动信息和手部绕z轴方向的旋转信息;通过所述4DoF信息进行手部其他22DoF信息的计算,从而获取手部的位置和姿态信息。
本发明可以提高对手部位置和姿势的追踪精度。 The current invention discloses a gesture tracking method and device, whereby the strategy includes: wearing a wearable wristband on the wrist, the floor of the wearable wristband is provided with optical pattern marking factors, and the wearable wristband is constructed with an inertial navigation sensor; capturing the motion state of the optical sample marking factors in space in real time, obtaining an optical tracking picture, and acquiring the inertial navigation data of the wearable wristband by the inertial navigation sensor; obtaining the 4DoF data of the wearable wristband by way of pc vision technology according to the optical tracking picture and the inertial navigation information, and using the 4DoF data to represent the position motion info of the hand in the three instructions of the x-axis, y-axis, and z-axis in three-dimensional area and  luggage tracking device the rotation information of the hand across the z-axis route; calculating the opposite 22DoF info of the hand through the 4DoF data, thereby obtaining the position and posture data of the hand. The present invention can improve the tracking accuracy of the position and posture of the hand.
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