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首页> 外文期刊>Frontiers in Psychology >Concurrent Imitative Movement During Action Observation Facilitates Accuracy of Outcome Prediction in Less-Skilled Performers
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Concurrent Imitative Movement During Action Observation Facilitates Accuracy of Outcome Prediction in Less-Skilled Performers

机译:观察动作中的并发模仿动作有助于技能水平较低的表演者预测结果的准确性。

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Skilled athletes can predict the outcome of actions performed by others, based on the kinematic information inherent in others’ actions, earlier and more accurately than less-skilled athletes. Activation of the motor cortex during action observation indicates motor simulation of other’s actions in one’s own motor system; this contributes to skilled outcome prediction. Thus, the present study investigated whether concurrent movements during action observation that affect motor simulation influence the accuracy of outcome prediction, namely, whether concurrent imitative movement and self-movement enhance and inhibit accuracy, respectively, based on skill level. Twelve male varsity basketball players (skilled group) and twelve male college students with no special training in basketball (less-skilled group) were required to predict the outcome of a basketball free throw by another player based on the action kinematics in the following four conditions: prediction without any action (observation), prediction with right-wrist volar flexion with maximum speed (incongruent-action), prediction with concurrent imitative movement during observation by right-wrist flexion as if imitating the model’s action (imitative-motion), or prediction with concurrent self-movement by right-wrist flexion as if shooting by oneself (self-motion). The results showed that the skilled group had degraded accuracy of outcome prediction in the self-motion condition compared to the observation condition. In contrast, accuracy in the less-skilled group was facilitated in the imitative-motion condition compared to the observation condition. The findings suggest that, at least in less-skilled participants, the appropriate motor simulation that relates to skilled prediction can be virtually induced by concurrent imitative movement during the prediction task, even if they have less experience of free throws. This effect in imitative movement is likely to occur by producing identical motor commands with observed action, thereby enabling the prediction of sensory consequences and outcome accurately via a forward model. We propose that traditional perceptual training with concurrent imitative movement is likely to be an effective way to develop visual- and motor-based hybrid outcome predictions that produce superior inferences in skilled athletes.
机译:熟练的运动员可以根据他人动作固有的运动信息来预测他人执行的动作的结果,这比技能较差的运动员更早,更准确。在动作观察过程中激活运动皮层表明在他人自己的运动系统中运动模拟他人的动作;这有助于熟练的结果预测。因此,本研究调查了运动观察期间的并发动作是否会影响运动模拟,即,根据技能水平,并发的模仿动作和自发动作是否分别提高和抑制了准确性。根据以下四个条件,根据动作运动学,需要十二名男子大学篮球运动员(技能组)和十二名未经篮球专业训练的男大学生(技能较低的组)来预测另一名球员的篮球罚球结果:不进行任何动作的预测(观察),以最大速度进行右腕掌侧屈曲的预测(不协调动作),在进行右腕屈曲观察时同时进行模拟运动的预测,就像在模仿模型的动作(模仿运动),或者通过右手腕屈曲同时进行自我运动的预测,就好像自己射击一样(自我运动)。结果表明,与观察条件相比,在自运动条件下,技术人员的结局预测准确性下降。相反,与观察条件相比,在模仿运动条件下,技能较低的组的准确性得到了提高。研究结果表明,至少在技能较差的参与者中,与熟练的预测相关的适当运动模拟实际上可以由预测任务期间的并发模仿运动来诱发,即使他们的罚球经验较少。通过产生与观察到的动作相同的运动命令,可能会在模仿运动中产生这种影响,从而可以通过正向模型准确预测感官后果和结果。我们认为,具有同时模仿动作的传统知觉训练可能是发展基于视觉和基于运动的混合结果预测的有效方法,从而在熟练运动员中产生出更好的推断。

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