The reference frame is a past frame from which to grab pixels from and the motion vectors index an offset into that frame.
参考帧是过去的某个帧，可以从中提取某些像素，以及运动矢量偏移索引。
2
There was no significant difference in regional wall motion score index (RWMSI).
梗死区室壁运动指数(RWMSI)在两组间无显著性差异。
3
Objective To analyze the efficacy of kaolin intake amount as an index for motion sickness(MS)induced by different motion patterns stimulating the vestibular receptors of rats.