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Eye Movement on Predicting Serve Return of College Female Tennis Players of Different Levels in Henan Province 眼动对河南省不同水平高校女子网球运动员回球的预测作用
Pub Date : 2023-12-01 DOI: 10.54097/fcis.v6i2.17
Jingang Li
Objective: To quantitatively evaluate the influence of sports level on the behavioral indexes and eye movement indexes of female tennis players by independent sample T test analysis, and to provide strategic basis for visual search of athletes. Methods: In this study, 20 female tennis players from colleges and universities in Henan Province were randomly selected as professional group, and 20 female tennis students from colleges and universities in Henan Province were randomly selected as amateur group. All the tested players had normal vision (5.0 after correction), healthy body, and were right-handed racket holding players. The experiment was conducted to compare the two groups of subjects' prediction accuracy rate, reaction time, total number of effective gaze, gaze track and interest area and other eye movement characteristics when watching videos. Results: The professional group had shorter reaction time, and the correct rate was obviously higher than the amateur group. The total effective fixation point of the professional group was more than that of the amateur group, and the professional group could focus more information. The professional group had a mature grasp of cognitive processing strategies, and their visual search times were targeted; Athletes in the professional group can allocate more attention to the key areas of interest that affect the serve landing point, and highly focus on the interest areas directly related to the direction of the serve, so that they can search information more accurately and improve the accuracy of the prediction.
目的通过独立样本 T 检验分析,定量评价运动水平对女子网球运动员行为指标和眼动指标的影响,为运动员视觉搜索提供策略依据。研究方法随机抽取河南省高校网球女运动员 20 名作为专业组,河南省高校网球女学生 20 名作为业余组。所有受试者视力正常(矫正后5.0),身体健康,右手持拍。实验比较了两组被试在观看视频时的预测准确率、反应时间、有效注视总次数、注视轨迹和兴趣区等眼动特征。结果显示专业组反应时间短,正确率明显高于业余组。专业组的总有效定点数多于业余组,专业组能聚焦更多的信息。专业组对认知加工策略的掌握比较成熟,视觉搜索时间有针对性;专业组运动员能将更多的注意力分配到影响发球落点的关键兴趣区,高度集中于与发球方向直接相关的兴趣区,从而能更准确地搜索信息,提高预测的准确性。
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引用次数: 0
Analysis of Energy Consumption Optimization for Shared Cache Conflicts 共享缓存冲突的能耗优化分析
Pub Date : 2023-12-01 DOI: 10.54097/fcis.v6i2.13
Mingquan Zhang, Junwei Hu, Zihao Wu
Multi-core shared cache conflict constraint technology for low energy consumption and low latency can be widely applied in various industries such as intelligent automobiles, aviation, aerospace, medical, industrial control, etc., and has important application backgrounds. This paper analyzes the energy consumption optimization method for multi-core shared cache conflict constraints, providing important reference for energy consumption optimization research under shared resource conflicts and promoting the development of multi-core industries.
低能耗、低延迟的多核共享缓存冲突约束技术可广泛应用于智能汽车、航空、航天、医疗、工业控制等多个行业,具有重要的应用背景。本文分析了多核共享缓存冲突约束的能耗优化方法,为共享资源冲突下的能耗优化研究提供重要参考,促进多核产业的发展。
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引用次数: 0
Research on the Market Development of Mongolian-Themed Films 蒙古题材电影市场发展研究
Pub Date : 2023-12-01 DOI: 10.54097/fcis.v6i1.20
Yating Zhang
This study aims to explore the market development of Mongolian-themed films and put forward corresponding strategies and suggestions. By analyzing the current situation and problems of the Mongolian-themed film market, combined with the development trends of domestic and foreign film markets, we study key issues such as the commercial operation mechanism, market support, and marketing of Mongolian-themed films. In the process of market development, Mongolian-themed films face challenges such as insufficient financial support, poor marketing promotion, and limited distribution channels. In order to promote the market-oriented development of Mongolian-themed films, diversified publicity and promotion strategies, strengthening market support, and optimizing commercial operation mechanisms are needed.
本研究旨在探讨蒙古族题材电影的市场发展问题,并提出相应的对策和建议。通过分析蒙古族题材电影市场的现状和问题,结合国内外电影市场的发展趋势,研究蒙古族题材电影的商业运作机制、市场扶持、市场营销等关键问题。蒙古族题材电影在市场化发展过程中面临着资金支持不足、市场推广不力、发行渠道有限等挑战。为促进蒙古族题材电影的市场化发展,需要采取多元化的宣传推广策略,加强市场扶持力度,优化商业运作机制。
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引用次数: 0
Digital Interactive Learning Method and its Influence on College Art Students’ Learning Satisfaction 数字互动学习法及其对高校艺术类学生学习满意度的影响
Pub Date : 2023-12-01 DOI: 10.54097/fcis.v6i2.16
Chen Chen
This study evaluated the effectiveness of digital interactive learning methods in art classes, and the learning satisfaction of college students in Xinyang Normal University (XNU). The study used a descriptive-comparative correlational design and the respondents of the study are 100 students from Xinyang Normal University (XNU). The use of digital interactive learning methods was highly effective according to the teacher respondents. Both students and teachers are highly satisfied in their learning with the use of digital interactive learning methods. The assessment of the effectiveness of digital interactive learning methods does not vary significantly across different levels of sex, age, and year level. Moreover, there is a significant difference in the assessments of both respondents on the effectiveness of virtual learning and overall digital interactive learning method, there is a significant difference in the satisfaction of assessment of the students among different year levels, and the fourth-year students have a significantly higher satisfaction compared to third year students. Furthermore, there is a significant direct relationship between the assessment of video-based learning effectiveness and student satisfaction with generic skills and learning experiences. The assessment of digital interactive learning effectiveness is significantly correlated with overall satisfaction. Additionally, there are direct relationships between game-based learning and satisfaction with teaching, as well as digital interactive learning method and satisfaction with generic skills and learning experiences. However, no significant relationships were observed between other variables.
本研究评估了数字互动学习方法在美术课中的应用效果,以及信阳师范学院大学生的学习满意度。本研究采用描述-比较相关设计,受访者为信阳师范学院的 100 名学生。受访教师认为,数字化互动学习方法的使用非常有效。学生和教师对使用数字化互动学习方法的学习满意度都很高。不同性别、年龄和年级的受访者对数字化互动学习方法有效性的评价没有显著差异。此外,两位受访者对虚拟学习和整体数字化互动学习方法效果的评价存在显著差异,不同年级学生的评价满意度存在显著差异,四年级学生的满意度明显高于三年级学生。此外,基于视频的学习效果评估与学生对通用技能和学习体验的满意度之间存在明显的直接关系。对数字互动学习效果的评估与总体满意度有明显的相关性。此外,基于游戏的学习与教学满意度之间,以及数字互动学习方法与通用技能和学习体验满意度之间都存在直接关系。不过,其他变量之间没有发现明显的关系。
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引用次数: 0
Interval Type Combination Prediction Model based on Improved Grey Correlation Degree IOWHA Operator 基于改进的灰色关联度 IOWHA 运算符的区间类型组合预测模型
Pub Date : 2023-11-30 DOI: 10.54097/fcis.v6i1.23
Feng Xu, Xiaowei Cai
In order to improve the accuracy of interval number prediction, this paper proposes a new type of interval number combination prediction model based on improved grey correlation degree and IOWHA operator. Transform the interval number into the center and radius of equivalent information, introduce the IOWHA operator, use the interval number prediction accuracy as the inducing factor, and improve the grey correlation degree as the optimal criterion to construct a variable weight interval type combination prediction model based on the improved grey correlation degree and IOWHA operator. And the variable weight coefficient interval type combination prediction model is applied to the prediction of interval number sequences, and the example proves that the model is effective.
为了提高区间数预测的精度,本文提出了一种基于改进的灰色关联度和 IOWHA 算子的新型区间数组合预测模型。将区间数转化为等效信息的中心和半径,引入 IOWHA 算子,以区间数预测精度为诱导因素,以提高灰色关联度为最优准则,构建基于改进灰色关联度和 IOWHA 算子的变权重区间数组合预测模型。并将变权重系数区间类型组合预测模型应用于区间数序列的预测,实例证明该模型是有效的。
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引用次数: 0
An Intelligent Equipment Inspection System based on Robotic Arm 基于机械臂的智能设备检测系统
Pub Date : 2023-11-30 DOI: 10.54097/fcis.v6i1.22
Zewei Ye, Liwei Zeng, Qingzhang Wang, Zhicheng Wang, Jianhua Cui, Yanning Cao, Lingling Shen, Xiaojun Qian
Intelligent robots have replaced manual labor to complete a lot of complicated work, especially in equipment inspection has advantages. The purpose of this paper is to design an intelligent robotic inspection system. The system is based on ROS and adopts YOLO algorithm, RRT* algorithm, Agile_grasp function package, and MoveIt! framework to realize the basic target recognition, position recognition, robotic arm navigation planning and other functions. The human-computer interaction interface has been designed, and the simulation test in Gazebo and the real machine test in real environment have also been completed. The system still has a large space for improvement, and further research will be conducted in the future in terms of response speed and accuracy.
智能机器人代替人工完成了很多繁杂的工作,尤其在设备检测方面具有优势。本文旨在设计一种智能机器人检测系统。该系统基于 ROS,采用 YOLO 算法、RRT* 算法、Agile_grasp 功能包、MoveIt!框架实现了基本的目标识别、位置识别、机械臂导航规划等功能。设计了人机交互界面,并完成了 Gazebo 中的仿真测试和真实环境下的实机测试。该系统仍有较大的改进空间,未来将在响应速度和精度方面开展进一步研究。
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引用次数: 0
Research on Vulnerabilities in Computer Information Technology and Encryption Techniques 计算机信息技术漏洞和加密技术研究
Pub Date : 2023-11-27 DOI: 10.54097/fcis.v6i1.08
Zhenan Tu
In this era of information, the rapid advancement of computer information technology has brought about tremendous changes to our work and life. However, accompanying this progress are significant challenges in terms of data security. Vulnerabilities in data security and encryption technologies have become the focal point of research, aiming to ensure the utmost protection and security of our data. The purpose of this article is to delve into the vulnerabilities in data security and encryption technologies within the realm of computer information technology, with the intention of providing readers with a profound understanding of data security issues and effective solutions. By comprehensively understanding the origins and impacts of data security vulnerabilities, as well as the principles and applications of encryption technologies, we can become more acutely aware of the importance of data security, enhance our capabilities in safeguarding data security, and contribute to the construction of a secure and reliable information society.
在这个信息时代,计算机信息技术的飞速发展给我们的工作和生活带来了巨大的变化。然而,伴随着这一进步的是数据安全方面的重大挑战。数据安全和加密技术中的漏洞已成为研究的焦点,旨在确保我们的数据得到最大程度的保护和安全。本文旨在深入探讨计算机信息技术领域中数据安全和加密技术的漏洞,目的是让读者深刻了解数据安全问题和有效的解决方案。通过全面了解数据安全漏洞的来源和影响,以及加密技术的原理和应用,我们可以更加深刻地认识到数据安全的重要性,提高保障数据安全的能力,为建设安全可靠的信息社会做出贡献。
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引用次数: 0
Research and Analysis of Vegetable Pricing and Replenishment Decisions 蔬菜定价和补货决策的研究与分析
Pub Date : 2023-11-27 DOI: 10.54097/fcis.v6i1.04
Chunli Jiang, Guo Chen
This paper uses LSTM to conduct a prediction study on the PS dataset to establish a revenue maximization optimization model by limiting the actual cost of a category that fluctuates within 10% of two adjacent days, using seven-day revenue as the objective function, and using the actual daily supplemental cost of each category as the decision variable. Taking the unit cost profit of a category as a category, the ratio of seven-day total profit to seven-day total supplemental cost, and based on cost-plus pricing, the cost price of an individual product for the next seven days can be estimated based on the unit cost profit of the corresponding category, so as to further estimate the pricing as the basis for pricing decisions. The Monte Carlo method is used to optimize the optimization objectives within different profit fluctuation percentage intervals using genetic algorithm, with a view to providing some implications for forecasting research in other fields.
本文利用 LSTM 对 PS 数据集进行预测研究,通过限制相邻两天实际成本波动在 10% 以内的品类,以七天收入为目标函数,以各品类每日实际补充成本为决策变量,建立收入最大化优化模型。以品类的单位成本利润为类别,七天总利润与七天总补充成本之比,以成本加成定价法为基础,根据相应品类的单位成本利润,可以估算出单个产品未来七天的成本价格,从而进一步估算出定价,作为定价决策的依据。采用蒙特卡洛法,利用遗传算法在不同利润波动百分比区间内对优化目标进行优化,以期为其他领域的预测研究提供一些启示。
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引用次数: 0
Power Quality Disturbance Recognition based on Deep Neural Network and Adaptive Feature Fusion 基于深度神经网络和自适应特征融合的电能质量干扰识别
Pub Date : 2023-11-27 DOI: 10.54097/fcis.v6i1.02
Lei Chen, Chao Zhou, Jianjun Chen
Aiming at the problems of low recognition accuracy and low noise resistance of current power quality disturbance recognition algorithms, a power quality disturbance recognition method based on the fusion of neural network and adaptive features is proposed. Firstly, one-dimensional features are extracted by 1D_CNN+GRU network. The GADF algorithm and 2D_CNN are used to extract 2D features, and then the extracted 1D features and 2D features are adaptively fused into a new feature. Finally, the new features are input into the channel attention mechanism and classified through the full connection layer. The experimental results show that the classification accuracy of the proposed method is above 92% for 40 disturbance types containing single, double, triple and quadruple disturbances, and above 96% for 20 disturbance types containing single and double disturbances.
针对目前电能质量干扰识别算法存在的识别精度低、抗噪声能力差等问题,提出了一种基于神经网络和自适应特征融合的电能质量干扰识别方法。首先,通过 1D_CNN+GRU 网络提取一维特征。利用 GADF 算法和 2D_CNN 提取二维特征,然后将提取的一维特征和二维特征自适应地融合成一个新特征。最后,将新特征输入通道注意机制,并通过全连接层进行分类。实验结果表明,对于包含单干扰、双干扰、三干扰和四干扰的 40 种干扰类型,建议方法的分类准确率在 92% 以上;对于包含单干扰和双干扰的 20 种干扰类型,建议方法的分类准确率在 96% 以上。
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引用次数: 0
An Adaptive Multitasking Evolutionary Computation Offloading Algorithm for Mobile Edge Computing 移动边缘计算的自适应多任务进化计算卸载算法
Pub Date : 2023-11-27 DOI: 10.54097/fcis.v6i1.06
Yingjie Hou, Zhangang Wang, Xu Liu
In the mobile edge computing scenario, intelligent terminal devices can reduce the waiting delay by offloading the computing task to a server. The offloading scheme’s optimization has been proven an NP-hard problem. The heuristic algorithms, including evolutionary algorithms, are widely used to search for the optimal scheme. User experience is mainly limited by energy consumption and time delay. Most existing research results combine it linearly into a single objective or focus on the optimal solution in a specific area. Based on this, this paper proposes an adaptive multitasking evolutionary optimization algorithm, which considers multiple independent areas to be optimized. It abstracts the task offloading system model in each area as a multi-objective programming problem, aiming at minimizing the average energy consumption and delay of intelligent devices. By learning the user distribution and the similarity of tasks to be processed in different areas dynamically to adjust the degree of population communication, the convergence has been sped up. The performance of the proposed algorithm is verified by a set of instances.
在移动边缘计算场景中,智能终端设备可以通过将计算任务卸载到服务器来减少等待延迟。卸载方案的优化已被证明是一个 NP 难问题。包括进化算法在内的启发式算法被广泛用于寻找最优方案。用户体验主要受限于能耗和时间延迟。现有研究成果大多将其线性组合为单一目标,或专注于特定领域的最优解。在此基础上,本文提出了一种自适应多任务进化优化算法,该算法考虑了多个独立的优化领域。它将每个区域的任务卸载系统模型抽象为一个多目标编程问题,旨在最大限度地减少智能设备的平均能耗和延迟。通过动态学习不同区域的用户分布和待处理任务的相似性来调整群体通信程度,从而加快了收敛速度。一组实例验证了所提算法的性能。
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引用次数: 0
期刊
Frontiers in Computing and Intelligent Systems
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