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一种用于网球感知认知技能训练的顺序练习结构的效果。

The effect of a sequential structure of practice for the training of perceptual-cognitive skills in tennis.

作者信息

Broadbent David P, Ford Paul R, O'Hara Dominic A, Williams A Mark, Causer Joe

机构信息

Research Institute for Sport and Exercise Sciences, Liverpool John Moores University, Liverpool, United Kingdom.

Centre for Cognitive Neuroscience, Brunel University, London, United Kingdom.

出版信息

PLoS One. 2017 Mar 29;12(3):e0174311. doi: 10.1371/journal.pone.0174311. eCollection 2017.

Abstract

OBJECTIVE

Anticipation of opponent actions, through the use of advanced (i.e., pre-event) kinematic information, can be trained using video-based temporal occlusion. Typically, this involves isolated opponent skills/shots presented as trials in a random order. However, two different areas of research concerning representative task design and contextual (non-kinematic) information, suggest this structure of practice restricts expert performance. The aim of this study was to examine the effect of a sequential structure of practice during video-based training of anticipatory behavior in tennis, as well as the transfer of these skills to the performance environment.

METHODS

In a pre-practice-retention-transfer design, participants viewed life-sized video of tennis rallies across practice in either a sequential order (sequential group), in which participants were exposed to opponent skills/shots in the order they occur in the sport, or a non-sequential (non-sequential group) random order.

RESULTS

In the video-based retention test, the sequential group was significantly more accurate in their anticipatory judgments when the retention condition replicated the sequential structure compared to the non-sequential group. In the non-sequential retention condition, the non-sequential group was more accurate than the sequential group. In the field-based transfer test, overall decision time was significantly faster in the sequential group compared to the non-sequential group.

CONCLUSION

Findings highlight the benefits of a sequential structure of practice for the transfer of anticipatory behavior in tennis. We discuss the role of contextual information, and the importance of representative task design, for the testing and training of perceptual-cognitive skills in sport.

摘要

目的

通过使用先进的(即事件前的)运动学信息来预测对手的动作,可以使用基于视频的时间遮挡训练来实现。通常,这涉及将孤立的对手技能/击球以随机顺序呈现为试验。然而,关于代表性任务设计和情境(非运动学)信息的两个不同研究领域表明,这种练习结构会限制专家表现。本研究的目的是检验在网球基于视频的预期行为训练中练习的顺序结构的效果,以及这些技能向表现环境的迁移情况。

方法

在预练习-保持-迁移设计中,参与者观看网球回合的真人大小视频,在练习过程中,一组按顺序观看(顺序组),即参与者按照这些技能/击球在运动中出现的顺序接触对手的技能/击球,另一组则以非顺序(非顺序组)随机顺序观看。

结果

在基于视频的保持测试中,当保持条件复制顺序结构时,顺序组在预期判断上比非顺序组显著更准确。在非顺序保持条件下,非顺序组比顺序组更准确。在基于场地的迁移测试中,顺序组的总体决策时间比非顺序组显著更快。

结论

研究结果突出了练习的顺序结构对网球预期行为迁移的益处。我们讨论了情境信息的作用以及代表性任务设计对于运动中感知-认知技能测试和训练的重要性。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/de20/5371311/234b984c4cd2/pone.0174311.g001.jpg

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