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2022 IEEE 4th Eurasia Conference on IOT, Communication and Engineering (ECICE)最新文献

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Fuzzy Comprehensive Evaluation and Obstacle Factors of Water Resources on TOPSIS for Environment Carrying Capacity in Xi’an 西安市水资源环境承载力TOPSIS模糊综合评价及障碍因素
Pub Date : 2022-10-28 DOI: 10.1109/ECICE55674.2022.10042879
Peiyu Zhao, Xunlian Si, Zhonghui Dong
The carrying capacity of water resources and the environment has become a restrictive factor in economic development. It is also of great significance to Xi’an City, which is rapidly developing and lacking water. Based on the carrying capacity of water resources and environment, we construct an evaluation index system in four aspects: water resources, water environment, society, and economy. The entropy weight method is used to objectively give weights along with the TOPSIS method and the fuzzy comprehensive evaluation method to evaluate the method for the period from 2006 to 2020. The carrying capacity of water resources and the environment in Xi’an City, and its restrictive factors are explored with the obstacle degree model. In general, from 2006 to 2020, the carrying capacity of water resources and the environment in Xi’an showed a fluctuating upward trend. From the perspective of each subsystem, the comprehensive score of each subsystem showed an upward trend. From the perspective of obstacles, the water resources in Xi’an were restricted. The obstacles to environmental carrying capacity mainly came from water resources and water environment subsystems.
水资源和环境的承载能力已成为制约经济发展的因素。这对快速发展的缺水城市西安市也具有重要意义。以水资源和环境承载力为基础,从水资源、水环境、社会和经济四个方面构建了评价指标体系。采用熵权法、TOPSIS法和模糊综合评价法对2006 - 2020年的方法进行客观赋权。运用障碍度模型对西安市水资源环境承载力及其制约因素进行了探讨。总体而言,2006 - 2020年西安市水资源环境承载力呈波动上升趋势。从各分系统来看,各分系统的综合得分均呈上升趋势。从障碍的角度看,西安市水资源受到制约。环境承载力的障碍主要来自水资源和水环境子系统。
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引用次数: 0
Development of Artificial Intelligence Algorithm based on Digital Image Processing for Calculating Growth Rate of Mushrooms 基于数字图像处理的蘑菇生长速度计算人工智能算法的发展
Pub Date : 2022-10-28 DOI: 10.1109/ECICE55674.2022.10042917
Chuan-Pin Lu, Zheng-Yang Wu
Mushroom growth depends on the microclimate in greenhouses. The environmental control system of greenhouses cannot monitor mushroom growth. Thus, the control of microclimate is not for mushroom growth but for farmers’ feelings or experiences. To develop an intelligent system for monitoring mushroom growth, an artificial intelligence algorithm based on digital image processing was proposed in this study to automatically locate mushrooms and calculate the pileus circle. Compared to the method in the literature, the low-cost image analysis algorithm was used to calculate the pileus circle in the method. The advantage of this method was using low-cost computers or embedded systems which greatly reduces the deployment cost of intelligent image systems and the utilization rate. In the proposed method, the Bayes classifier was used to separate the target from the background to improve the accuracy of the mushroom location. Then, the image preprocessing, Hough transform for circle and self-developed circle-based region matching algorithm were used to locate the mushroom and then determine the mushroom size based on the pileus circle found. In order to verify the effectiveness of the proposed method in terms of the localization accuracy of the mushroom pileus circle, the average accuracy of the proposed method was 87.0%, which was higher than that of the traditional Circle Hough Transform method by 60.7%. Moreover, its localization stability was superior to that of Circle Hough Transform and the average running time of a single image is 2.3 s. Based on the result, the effectiveness of the proposed method meets the practical requirements of mushroom cultivation.
蘑菇的生长取决于温室的小气候。温室的环境控制系统无法监控蘑菇的生长。因此,小气候的控制不是为了蘑菇的生长,而是为了农民的感受或体验。为了开发蘑菇生长的智能监测系统,本研究提出了一种基于数字图像处理的人工智能算法,实现蘑菇的自动定位和菌毛圈的自动计算。与文献中的方法相比,该方法采用了低成本的图像分析算法来计算比例圆。该方法的优点是使用低成本的计算机或嵌入式系统,大大降低了智能图像系统的部署成本和利用率。该方法利用贝叶斯分类器将目标与背景分离,提高了蘑菇定位的精度。然后,利用图像预处理、霍夫圆变换和自主开发的基于圆的区域匹配算法对菌菇进行定位,并根据找到的菌菇圆确定菌菇大小。为了验证所提方法在菌毛圆定位精度方面的有效性,所提方法的平均精度为87.0%,比传统的圆霍夫变换方法提高了60.7%。其定位稳定性优于圆形霍夫变换,单幅图像的平均运行时间为2.3 s。结果表明,该方法的有效性满足了蘑菇栽培的实际要求。
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引用次数: 0
Haptics-based Biometrics Identity Recognition System 基于触觉的生物识别身份识别系统
Pub Date : 2022-10-28 DOI: 10.1109/ECICE55674.2022.10042849
Maciej Szymkowski, Krzysztof Trusiak, K. Saeed
The widespread of Internet technologies highlights one important issue. The problem is related to security and safety of our data. Traditional logins and passwords are not efficient enough and cannot guarantee expected security level. Motivated by that we present an approach to utilize haptics device (stimuli generator) within biometrics-based security procedure. The combination of these elements is based on generation of divergent stimuli and observation of the human reaction that is measured with different liveliness parameters as heart rate, emotions from the face (valence and arousal) as well as hand movements. Right now, our analysis is rather theoretical as we are still in the process of data collection. Finally, we outline further steps in the research as well as recent conclusions.
互联网技术的广泛应用凸显了一个重要问题。这个问题与我们数据的安全性有关。传统的登录和密码不够有效,不能保证预期的安全级别。基于此,我们提出了一种在基于生物识别的安全程序中使用触觉设备(刺激发生器)的方法。这些元素的组合是基于不同刺激的产生和对人类反应的观察,这些反应是通过心率、面部情绪(效价和唤醒)以及手部运动等不同的活力参数来测量的。目前,我们的分析还是比较理论化的,因为我们还在数据收集的过程中。最后,我们概述了进一步的研究步骤以及最近的结论。
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引用次数: 0
Research on Intelligent Matching Model Between Employees and Positions Based on Python Big Data Analysis 基于Python大数据分析的员工岗位智能匹配模型研究
Pub Date : 2022-10-28 DOI: 10.1109/ECICE55674.2022.10042840
Qing-wei Shen
In order to improve the efficiency and accuracy of human resource management by big data technology, support vector machines are used to complete job matching. The element sample for the employee indicator is sparsely represented to obtain the matrix. The sample is binary classification by a support vector machine to judge the matching degree of employees to positions. Finally, the random transformation function is introduced to achieve dynamic recommendations in the big data environment. The experimental results show that the algorithm has high job matching accuracy, high dynamic recommendation efficiency, and batch recommendation.
为了利用大数据技术提高人力资源管理的效率和准确性,利用支持向量机完成岗位匹配。对员工指标的元素样本进行稀疏表示以获得矩阵。通过支持向量机对样本进行二值分类,判断员工与岗位的匹配程度。最后,引入随机变换函数,实现大数据环境下的动态推荐。实验结果表明,该算法具有较高的作业匹配精度、较高的动态推荐效率和批量推荐能力。
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引用次数: 0
Simulation Analysis of Current Zero Arc Characteristics in SF6 Circuit-breaker by Lattice Boltzmann Method 基于晶格玻尔兹曼方法的SF6断路器电流零弧特性仿真分析
Pub Date : 2022-10-28 DOI: 10.1109/ECICE55674.2022.10042952
J. Cui, Qili Sun, Junmin Zhang
Nowadays, The SF6 circuit breaker is an indispensable critical protective device in the UHV power transmission network. In order to study the arc characteristics more accurately, a nozzle arc model is established based on mesoscopic lattice Boltzmann method. Based on this model, the arc process of SF6 circuit breaker is simulated. This paper analyzes the temperature change in 50$mu$s before and after zerocrossing current. The high-temperature particles mainly gather at the front end of the static contact, where the risk of thermal breakdown is greater. The distribution of temperature, density, and gas velocity on the arc core shows the cause of this hightemperature region.
SF6断路器是目前特高压输电网中不可缺少的关键保护装置。为了更准确地研究电弧特性,基于介观晶格玻尔兹曼方法建立了喷嘴电弧模型。在此基础上,对SF6断路器的电弧过程进行了仿真。本文分析了电流过零前后50 μ s内的温度变化。高温颗粒主要聚集在静态接触的前端,此处热击穿的风险较大。电弧芯上的温度分布、密度分布和气体速度分布揭示了该高温区形成的原因。
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引用次数: 0
Research on Intelligent Traffic Safety Education System Based on Facial State Recognition 基于人脸状态识别的智能交通安全教育系统研究
Pub Date : 2022-10-28 DOI: 10.1109/ECICE55674.2022.10042960
Bingdian Yang, Shuo Yan, Jingyi Yao
With the continuous development of the traffic industry, the continuing education of the drivers also urgently needs to be improved under the background of epidemic normalization. In order to improve the manager′s learning status of the online training of employees, we designed a traffic safety education system based on real-time facial recognition. First of all, high-precision face recognition is achieved through a lightweight face recognition network. Head posture is estimated based on the 3D rotation of the face. When the set threshold value is reached, the warning “Please drive carefully” pops up to ensure the learning effect of drivers and help managers avoid the loss and risk of traffic accidents caused by drivers′ weak safety awareness.
随着交通行业的不断发展,在疫情常态化的背景下,驾驶员的继续教育也亟待完善。为了提高管理者对员工在线培训的学习状况,我们设计了一个基于实时人脸识别的交通安全教育系统。首先,通过一个轻量级的人脸识别网络实现高精度的人脸识别。头部姿势是根据面部的3D旋转来估计的。当达到设定的阈值时,弹出“请小心驾驶”的提示,保证驾驶员的学习效果,帮助管理者避免由于驾驶员安全意识淡薄而造成的交通事故损失和风险。
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引用次数: 0
Enhancing the Cyclist Traffic Safety by Multimodel Interaction Design with Wearable Haptic Devices and Optical See-Through Head-Mounted Displays 基于可穿戴触觉设备和光学透明头戴式显示器的多模型交互设计提高骑行者的交通安全
Pub Date : 2022-10-28 DOI: 10.1109/ECICE55674.2022.10042959
Ning Miao, Manni Hou, Xinye Hong, Gang Wang, Xun Peng, Gang Ren
The emergence of the Internet of Vehicles will transform how various road users interact with one another. The safety of road users, such as cyclists, may be enhanced by the real-time traffic data gathered by the on-road sensors and autonomous vehicles. To communicate with vehicles or pedestrians, cyclists still use physical indications like head movements and hand gestures at the moment rather than taking advantage of the Internet of Vehicles and sensors. We outline research that uses multimodel interaction to improve bike traffic safety. To enhance traffic information awareness and increase bike safety, we deploy user interaction with head-mounted displays and wearable haptic displays for cyclists. We propose the detailed system architecture design and traffic event alerts provided by haptic and augmented reality visual interaction in various traffic scenarios. Initial user feedbacks suggest the positive potential to enhance the cyclists′ safety and further improve directions.
车联网的出现将改变各种道路使用者之间的互动方式。道路传感器和自动驾驶汽车收集的实时交通数据可以提高道路使用者(如骑自行车者)的安全。为了与车辆或行人交流,骑自行车的人目前仍然使用头部运动和手势等物理指示,而不是利用车辆互联网和传感器。我们概述了使用多模型交互来提高自行车交通安全的研究。为了提高交通信息意识和提高自行车安全性,我们为骑自行车的人部署了头戴式显示器和可穿戴式触觉显示器的用户交互。我们提出了详细的系统架构设计和交通事件警报提供触觉和增强现实视觉交互在各种交通场景。最初的用户反馈表明,该系统具有提高骑车人安全并进一步改善方向的积极潜力。
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引用次数: 0
Edge Caching Based on Deep Reinforcement Learning in Vehicular Networks 基于深度强化学习的车辆网络边缘缓存
Pub Date : 2022-10-28 DOI: 10.1109/ECICE55674.2022.10042939
Yoonjeong Choi, Yujin Lim
As vehicles are connected to the Internet, various services such as infotainment and automated driving can be provided. However, these services require a large amount of data download. When downloading content which has the large size, the content delivery latency can become too long to meet the constraints. To solve this problem, methods for caching the content close to the vehicles are being studied. Macro base station (MBS) and road side unit (RSU) provide storage spaces at a close distance from the vehicles and they can reduce the time required to deliver the requested content. In this paper, we propose a caching strategy in RSUs, aiming to maximize the amount of content delivered from RSUsin order to reduce the delivery latency. Besides, since RSUs are densely deployed in urban areas, RSUs can cache more content by reducing duplicate content among them. Deep deterministic policy gradient (DDPG) is adopted to decide how to cache content in RSUs. Experiments show that the proposed method not only maximizes the amount of content downloaded from RSUs, but also decreases the update cost.
随着车辆连接到互联网,可以提供信息娱乐和自动驾驶等各种服务。然而,这些服务需要大量的数据下载。当下载大尺寸的内容时,内容交付延迟可能会变得太长而无法满足限制。为了解决这个问题,人们正在研究在靠近车辆的地方缓存内容的方法。宏基站(MBS)和路旁单元(RSU)在距离车辆很近的地方提供存储空间,它们可以减少交付所需内容所需的时间。在本文中,我们提出了一种rsu中的缓存策略,旨在最大化从rsu交付的内容量,以减少交付延迟。此外,由于rsu密集地部署在城市地区,通过减少rsu之间的重复内容,可以缓存更多的内容。采用深度确定性策略梯度(Deep deterministic policy gradient, DDPG)来决定如何在rsu中缓存内容。实验表明,该方法既能最大限度地提高从rsu下载的内容量,又能降低更新成本。
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引用次数: 0
Time Optimization Propagation Model of Meteorological Message Propagation and Information in Satellite Communication 卫星通信中气象信息传播的时间优化传播模型
Pub Date : 2022-10-28 DOI: 10.1109/ECICE55674.2022.10042813
Haijun Yuan, Haoxin Zhai
The sharing of meteorological message transmission of information in satellite communication was researched. It was found that the meteorological message information collected by satellite communication equipment was 100 characters, while the transmission capacity was 158 characters. The content of the information sent by each meteorological observation station was at most one and a half of meteorological message information. Each observation station received all the information sent by other stations and the relationship expression between the number of stations. Thus, the minimum propagation time was obtained, and the corresponding information transmission aggregation model was established. According to the transmission of the specified station, the rules were found, and the information of other stations received by each station in each round was obtained. The transmission scheme of the meteorological message of the master station was as follows. The first round adopted closedloop sequential transmission, that is $2rightarrow 1,3 rightarrow 2,ldots, 1rightarrow$ n, while from the second round, each round adopted the mode of transmission from the i+2 station to the i station ($i leq n-2$). The mode 1$rightarrow$n-1,2$rightarrow$n was adopted by the first and second stations. Based on the result, a transmission model is established to find out the rule of station information sharing at a certain time. Finally, the number of stations N=9 was used to verify the feasibility of the propagation model.
研究了卫星通信中气象信息传输的共享问题。研究发现,卫星通信设备采集的气象电文信息为100个字符,而传输容量为158个字符。各气象观测站发送的信息内容最多为1.5条气象电文信息。每个观测站接收到其他观测站发送的全部信息以及观测站数之间的关系表达式。从而求得最小传播时间,并建立相应的信息传播聚合模型。根据指定台站的传输情况,找到规则,得到每轮各台站接收到的其他台站信息。主站气象电文的传输方案如下:第一轮采用闭环顺序传输,即$2rightarrow 1,3 rightarrow 2,ldots, 1rightarrow$ n,而从第二轮开始,每一轮采用从i+2站到i站($i leq n-2$)的传输方式。第一、二站采用1 $rightarrow$ n-1,2 $rightarrow$ n模式。在此基础上,建立了一个传输模型,找出某一时刻车站信息共享的规律。最后用台数N=9验证传播模型的可行性。
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引用次数: 0
Intelligent Evaluation Model for Postgraduate English Teaching Effectiveness Based on PSO Algorithm 基于粒子群算法的研究生英语教学效果智能评价模型
Pub Date : 2022-10-28 DOI: 10.1109/ECICE55674.2022.10042920
Jingxian Ma
Based on the analysis and evaluation of the effectiveness of postgraduate English learning, an intelligent evaluation model is proposed. This model applies the PSO algorithm to the achievement analysis system of graduate students. This algorithm analyzes student achievement data in the educational administration system to find out the internal relationship between courses. Based on the result, the educational administration staff can arrange teaching work scientifically. The results show that the method has the best effect on the evaluation of postgraduate English teaching with an average evaluation accuracy of 90%, a short evaluation time, and a test time shorter than 10 ms. This model improves the accuracy and efficiency of the evaluation of postgraduate English teaching and meets the requirements of teaching.
在对研究生英语学习效果进行分析和评价的基础上,提出了一种智能评价模型。该模型将粒子群算法应用到研究生成绩分析系统中。该算法通过分析教务系统中的学生成绩数据,找出课程之间的内在联系。据此,教务人员可以科学地安排教学工作。结果表明,该方法对研究生英语教学的评价效果最好,平均评价准确率达90%,评价时间短,测试时间短于10 ms。该模型提高了研究生英语教学评价的准确性和效率,满足了教学的要求。
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引用次数: 0
期刊
2022 IEEE 4th Eurasia Conference on IOT, Communication and Engineering (ECICE)
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