Abstract
Aiming at the difficulty of standardizing the action of basketball shooting training, a new method of standardizing the action of basketball shooting training is proposed based on digital video technology. The digital video signal representation, video sequence coding data structure, and video sequence compression coding method are analyzed, and the pixels of basketball shooting training action position space are sampled to collect basketball shooting training images. The time difference method is used to extract the movement target of basketball shooting training from a digital video sequence. Based on digital video technology, the initial background image is estimated, and the update rate is introduced to update the background estimation image. According to the pixel value sequence of the basketball shooting training image, the pixel model of the basketball shooting training image is defined and modified. By judging whether the defined pixel value matches the background parameter model, the standardization of shooting training can be realized. The experimental results show that the proposed method has good stability, high precision, and short time in determining the standardization of shooting movement, can correct the wrong shooting movement in real time, and can effectively guide basketball shooting training.
Highlights
Basketball is quite different from other sports
In the actual basketball game, the attacking team needs to use different techniques or tactics to create more shooting opportunities and ensure shooting scores [6, 7]. e defensive team should actively defend and prevent the other team from scoring. e accuracy and standard of shooting in basketball are directly related to the score. erefore, it is of great significance to reasonably test and judge the shooting action of basketball
In view of the above problems, a method to judge the movement standardization of shooting training based on digital video technology is proposed. e innovation of the research method is to use the time difference method to extract the movement target of basketball shooting training
Summary
Basketball is quite different from other sports. It is a high-intensity and comprehensive sport [1, 2]. Reference [9] proposed a basketball motion image target detection method based on an improved Gaussian mixture model. The above methods are difficult to determine the standardization of basketball shooting training movements. In view of the above problems, a method to judge the movement standardization of shooting training based on digital video technology is proposed. E innovation of the research method is to use the time difference method to extract the movement target of basketball shooting training. By discriminating the matching relation between pixel value and background parameter model, the standardization judgment of shooting training movement can be realized. Compared with the previous research results, the method designed based on digital video technology has better stability, high accuracy, and short time and can correct the wrong shooting action in real time, which can effectively guide basketball shooting training
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