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Simulation of plain rainfall runoff and monitoring of basketball players’ sports fatigue based on heterogeneous computing
Arabian Journal of Geosciences Pub Date : 2021-07-28 , DOI: 10.1007/s12517-021-07901-x
Li Fenglei 1, 2 , Zhang Shengnian 1 , Cheng Wanxiang 1
Affiliation  

In-depth understanding of the core content of LDPC code aligned cvqkd, and in-depth study of SEC protocol-based coordination process and multidimensional data coordination. Aiming at the problem of long code length and low coordination rate caused by multiple iterations of decoding algorithm in coordination process, a heterogeneous OpenCL platform is proposed to facilitate heterogeneous computing and differential code. The platforms involved are CPU / GPU and CPU / FPGA. Then, the IFAS model uses the uncorrected radar precipitation data to simulate the runoff process, and there are many errors in the simulation results. The IFAS model combined with the corrected precipitation radar data can simulate the discharge process of the upper reaches of the X river with high accuracy. This shows that the use of the data has a basin specific practicability for correcting the radar precipitation data in measuring the plain rainfall near the small river basin; the corrected precipitation radar data can be used as plain rainfall data in IFAS model; finally, this paper studies the influence of sports fatigue on basketball players' free throw, and provides a lot of theoretical basis for exploring the biomechanical mechanism of sports fatigue in free throw and avoidance mechanism. The results show that the bending angles of the wrist and knee do not change before and after fatigue, but the angular velocity of the knee changes significantly. During the picking process of wrist and fingers, the flexion angle of hip joint changed significantly before and after fatigue. At the same stage, the bending angle or angular velocity of shoulder joint did not change significantly. Based on the heterogeneous computing of runoff simulation, combined with relevant materials and research, this paper has a good effect on the development of athletes’ fatigue detection technology.



中文翻译:

基于异构计算的平原降雨径流模拟及篮球运动员运动疲劳监测

深入理解LDPC码对齐cvqkd核心内容,深入研究基于SEC协议的协调过程和多维数据协调。针对协调过程中译码算法多次迭代导致码长长、协调率低的问题,提出了一种异构OpenCL平台,以方便异构计算和差分码。涉及的平台有CPU/GPU和CPU/FPGA。然后IFAS模型利用未经校正的雷达降水数据来模拟径流过程,模拟结果存在较多误差。IFAS模型结合修正后的降水雷达数据,可以高精度模拟X河上游的流量过程。这说明利用该数据对小流域附近平原降水量测中的雷达降水数据进行校正具有流域特定的实用性;修正后的降水雷达数据可作为IFAS模型中的平原降水数据;最后,本文研究了运动疲劳对篮球运动员罚球的影响,为探索运动疲劳在罚球和回避机制中的生物力学机制提供了大量的理论依据。结果表明,手腕和膝盖的弯曲角度在疲劳前后没有变化,但膝盖的角速度变化显着。在手腕和手指的拾取过程中,髋关节的屈曲角度在疲劳前后发生了显着的变化。在同一阶段,肩关节弯曲角度或角速度无明显变化。本文基于径流模拟的异构计算,结合相关资料和研究,对运动员疲劳检测技术的发展具有良好的效果。

更新日期:2021-07-28
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