不同水平排球运动员动作情境中接发球决策行为研究

Reception Decision Making of Different Level Volleyball Athletes in Movement Situation

以排球运动员接发球决策行为研究入手,将90名被试分为专家组、中间组和初级组,运用时间阻断技术记录不同水平被试接发球决策任务的正确率和反应时及其决策行为特征。结论:高水平排球运动员在接发球决策速度和准确性上具有绝对优势,专家级优于中间级,中间级优于初级,运动水平因素是影响接发球决策准确性和决策速度的主要因素。专家组运动员的优异表现是因为专项知识经验丰富,注意范围集中,提取专项知识迅速,这与多年的训练、专项知识经验、关注主要信息线索、信息加工速度快有着直接的关系。接发球决策的信息加工过程与视觉信息加工存在着密切的联系。

Ninety volleyball athletes were classified as experts, intermediates and novices to take part in a test of volleyball athlete＇ s reception decision making behavior. In this study, accuracy and reaction time of reception decision behavior of different level volleyball athletes were verified through time blocking technique. Conclusions： The high level volleyball players have the absolute superiority in speed and the accuracy of reception decision,the experts are superior to the interme- diates and the intermediates are superior to the novices. Sports level is the main factor to affect reception decision making speed and accuracy. Experts can make decision fast and accurate by mastering information of movement situation and show significant advantages in cognition. Reception decision making has direct connection with many years＇ training, specific knowledge experience, following main information, and high information processing speed. There is a close connection be- tween reception decision making information processing and visual information processing.