movement-artifact是什么意思

movement artifact
运动伪影 移动伪影
双语例句

1
A false positive result of myocardial perfusion imaging due to movementartifact: case report
移动伪影造成核素心肌灌注显像假阳性结果1例

2
Sleep parameters included 15 items in 3 aspects: sleep process, sleepstructure and rapid eye movement ( REM)( total time of record, sleeplatency, time of awaking, total sleep duration, ratio of awaking to sleep,sleep efficiency, sleep maintenance, sleep latency of REM, percentages ofsleep in stages 1,2,3 and 4, percentages of sleep, pause and artifact inREM).
测量的睡眠参数包括睡眠进程、睡眠结构和快速眼运动睡眠3个方面的15项指标（总记录时间、睡眠潜伏期、觉醒时间、睡眠总时间、觉睡比、睡眠效率、睡眠维持率、快速眼运动睡眠潜伏期、第1阶段百分比、第2阶段百分比、第3阶段百分比、第4阶段百分比、快速眼运动睡眠百分比、暂停百分比、伪迹百分比）。