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2022 6th International Conference on Universal Village (UV)最新文献

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Application of Complementary Multi-energy Distributed Energy System in Oil Transfer Station 互补多能分布式能源系统在油站中的应用
Pub Date : 2022-10-22 DOI: 10.1109/UV56588.2022.10185488
Feng Zhang, Feng Liu, Xin Liu, Xiangyu Chen, Kai Zhou
Oilfield companies with oil and gas as their main products are not only large energy producers, but also large energy consumption and carbon emission producers. Large application of efficient, clean and low-carbon energy is an effective way for oilfield companies to achieve carbon peaks and ultimately achieve carbon neutrality goals. The oil and gas gathering and transportation system is the main body of the oilfield ground engineering. The oil transfer station is an important link in the oil and gas gathering and transportation system. It is mainly responsible for the heating and pressurization of crude oil in the process of crude oil transportation. The existing energy supply system is powered by grid electricity and natural gas boilers to meet the electrical load and low temperature heat load requirements respectively. The complementary multi-energy distributed energy system is applied to the oil transfer station. Through the complementation of solar energy, cross-seasonal heat storage, natural gas and other energy sources, the cascade utilization technology of energy is used to provide a stable power supply and low-temperature heat to the transfer station. The annual energy saving rate of the proposed system is 42.2 percent, and the carbon reduction rate is 45.6 percent. The replacement of the energy supply system can effectively improve the energy utilization rate of the oil transfer station, thereby reducing carbon emissions and contributing to the energy conservation and carbon reduction of oil fields.
以油气为主要产品的油田企业既是能源生产大户,也是能源消耗大户和碳排放大户。大规模应用高效、清洁、低碳能源是油田企业实现碳峰值、最终实现碳中和目标的有效途径。油气集输系统是油田地面工程的主体。中转站是油气集输系统中的重要环节。它主要负责原油运输过程中对原油的加热和加压。现有的能源供应系统由电网供电和天然气锅炉供电,分别满足电负荷和低温热负荷要求。将互补多能分布式能源系统应用于油站。通过太阳能、跨季节蓄热、天然气等能源的互补,采用能量梯级利用技术,为中转站提供稳定的供电和低温热能。该系统的年节能率为42.2%,碳减排率为45.6%。供能系统的更换可以有效提高油站的能源利用率,从而减少碳排放,为油田节能减碳做出贡献。
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引用次数: 0
Stackelberg Game Based Manufacturing Service Uncertainty Scheduling Toward Intelligent Manufacturing 面向智能制造的Stackelberg博弈制造服务不确定性调度
Pub Date : 2022-10-22 DOI: 10.1109/UV56588.2022.10185528
Lingyan Li, Sicheng Liu, Lin Zhang
With the coming of the third industrial revolution, multiple industries have mass manufacturing needs. In order to save production costs and maximize profit, businesses in these industries hurry to improve the level of manufacturing and carry out intelligent transformation. Thus, intelligent manufacturing has become the top priority in the modern industrial system. In addition, in the intelligent manufacturing aspect, not only cost-saving problems but also unexpected events (e.g. service broken) during the manufacturing process is a crucial challenge. Therefore, it is necessary to investigate the above problem of uncertainty scheduling mechanisms in cloud manufacturing (CMfg) as one of the important representative forms of intelligent manufacturing. This paper proposes a two-layer scheduling model based on the Stackelberg game in CMfg. In this model, a triple-layer iteration algorithm is designed to get the Nash equilibrium in the game theory. Also, to better analyze and solve the uncertainty during the manufacturing process, the main service broken cases are discussed using the real-time scheduling method, and the corresponding solutions of each case are presented. The case study verifies the efficiency and necessity of the proposed scheduling method by setting automobile manufacturing as the research case.
随着第三次工业革命的到来,多个行业都有大规模制造的需求。为了节约生产成本,实现利润最大化,这些行业的企业纷纷提高制造水平,进行智能化改造。因此,智能制造已成为现代工业体系的重中之重。此外,在智能制造方面,除了成本节约问题外,制造过程中的意外事件(如服务中断)也是一个至关重要的挑战。因此,作为智能制造的重要代表形式之一,有必要对云制造中的不确定性调度机制的上述问题进行研究。本文提出了一种基于Stackelberg博弈的CMfg双层调度模型。在该模型中,设计了一种三层迭代算法来获得博弈论中的纳什均衡。为了更好地分析和解决制造过程中的不确定性,采用实时调度的方法对主要的服务中断案例进行了讨论,并给出了相应的解决方案。以汽车制造业为例,验证了所提出的调度方法的有效性和必要性。
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引用次数: 0
EfficientNet-YOLOv5: Improved YOLOv5 Based on EfficientNet Backbone for Object Detection on Marine Microalgae 高效网-YOLOv5:基于高效网主干的改进YOLOv5海洋微藻目标检测
Pub Date : 2022-10-22 DOI: 10.1109/UV56588.2022.10185489
Rongsheng Wang, Yukun Li, Yaofei Duan, Tao Tan
Object detection has been a popular task in deep learning. In marine microalgae detection, the dimension of the image in the marine microalgae is too large, but the object is too small compared with the images. Additionally, the number of images in each category differs greatly, which brings a great challenge to object detection. We propose EfficientNet-YOLOv5 to solve the two problems mentioned above. Based on YOLOv5, we improved the Backbone of YOLOv5 with EfficientNet. To further strengthen our proposed EfficientNet-YOLOv5, we offer a variety of useful tricks, such as offline and online data augmentation, multi-scale testing, multi-model ensembled, and LabelSmooling. Extensive experiments on marine microalgae have shown that EfficientNet-YOLOv5 has good performance. It also has very strong interpretability in the marine microalgae scenario. On the marine microalgae detection in microscopy dataset, we used only the EfficientNet-YOLOv5 model and obtained an online score of 44.73 percent. Compared with the baseline model (scored 42.38 percent), EfficientNet-YOLOv5 improved by 2.35 percent. In model ensembled, we received an online score of 50.683 percent using the ensembled model of EfficientNet-YOLOv5 and YOLOv5s for detection. Overall, our model obtained a considerable improvement in detection accuracy. Moreover, it also has excellent performance in inference speed and model size.
目标检测一直是深度学习中的一个热门任务。在海洋微藻检测中,海洋微藻图像的维数过大,而物体与图像相比又过小。此外,每个类别的图像数量差异很大,这给目标检测带来了很大的挑战。针对上述两个问题,我们提出了EfficientNet-YOLOv5。在YOLOv5的基础上,利用高效网络对YOLOv5的主干进行了改进。为了进一步加强我们提出的EfficientNet-YOLOv5,我们提供了各种有用的技巧,如离线和在线数据增强、多尺度测试、多模型集成和标签smooling。大量的海洋微藻实验表明,EfficientNet-YOLOv5具有良好的性能。它在海洋微藻情景中也具有很强的可解释性。在显微镜下的海洋微藻检测数据集上,我们仅使用了EfficientNet-YOLOv5模型,在线得分为44.73%。与基线模型(得分42.38%)相比,EfficientNet-YOLOv5提高了2.35%。在模型集成中,我们使用EfficientNet-YOLOv5和yolov5的集成模型进行检测,获得了50.683%的在线分数。总的来说,我们的模型在检测精度上得到了相当大的提高。此外,它在推理速度和模型大小方面也具有优异的性能。
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引用次数: 0
Innovative Application and Improvement of Panoramic Digital Technology in Indoor Display Scenes 全景数字技术在室内显示场景中的创新应用与改进
Pub Date : 2022-10-22 DOI: 10.1109/UV56588.2022.10185467
Fenglei Huang, Xingshi Luo, Hao S. Lin, Ying-Sheng Chen, Zhiling Xu, Keyu Wan, Mengchen Zhang, Pengyi Peng, Xinyu Wen, Longfei Zhou, Zimo Li, Yihan Wang
Ever since the birth of panoramic technology, it has been a hot topic in the digital media field, especially in the digital display field. Against the background of epidemic prevention and control on a regular basis, the government has presented more and more support for the development of online culture, entertainment and service industries. Nevertheless, in the panoramic field, Baidu, Google and other companies valued their products very much and conducted a monopoly of techniques, hindering the development of the industry. The panoramic roaming technology now faces many problems, including a lack of data acquisition criteria, nonstandard scene construction and unsmooth scene switching. To break the technical monopoly, promote industrial development and improve user experience, the design provided a grid spherical panoramic scene modeling technique that can be switched smoothly. In the premise of the reproduction of the industrial grade panoramic technology, its application in the indoor panoramic scene has experienced improvement and innovation. Major contributions of this design include: It broke the monopoly of commercial panoramic technologies and optimized the image effect and the interactive mode, providing more functions; and it formulated reference standards for panoramic data acquisition and indoor scene modeling; and it designed and realized the smooth switching among spherical panoramas.
自全景技术诞生以来,它一直是数字媒体领域,特别是数字显示领域的热门话题。在疫情防控常态化的背景下,政府对网络文化、娱乐和服务产业的发展给予了越来越多的支持。然而,在全景领域,百度、谷歌等公司非常看重自己的产品,实行技术垄断,阻碍了行业的发展。全景漫游技术目前面临着数据采集标准缺乏、场景构建不规范、场景切换不顺畅等诸多问题。为打破技术垄断,促进产业发展,提升用户体验,本设计提供了一种可流畅切换的网格球形全景场景建模技术。在再现工业级全景技术的前提下,其在室内全景场景中的应用经历了改进和创新。本次设计的主要贡献包括:打破了商业全景技术的垄断,优化了图像效果和交互方式,提供了更多的功能;制定了全景数据采集和室内场景建模的参考标准;设计并实现了球面全景图之间的平滑切换。
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引用次数: 0
Smart City Development Index 智慧城市发展指数
Pub Date : 2022-10-22 DOI: 10.1109/UV56588.2022.10185473
Ya Gao, Zhoulai Li
Smart city is a new stage of development after industrial city, and a product of human science and society. Task 1: Based on the development of smart city, it selects 26 indicators of 7 main factors and draws the hierarchical structure chart by holding the scientific selection principle. When determining the weight of factors at each layer, it uses the consistent matrix method to compare the pair and pair factors, judges the consistency ratio of the obtained matrix, and finally determines the weight of each indicator. The smart city development index is the value of the second-level index multiplied by their respective weights and then summed, and the development level of the city is divided with 0.5 as the standard. Task 2: Firstly, compared with China’s GDP, it is found that Hangzhou’s growth rate is always higher than that of China, while Harbin’s GDP is lower than Hangzhou’s and its development is slower. According to the development index proposed in the first question, the scores of Hangzhou and Harbin are calculated and the trend chart is drawn. It is found that before 2017, the development of Harbin was higher than that of Hangzhou, but after that, the growth rate of Hangzhou was faster and Hangzhou surpassed Harbin. After 2017, the scores of Hangzhou both exceeded 50, that is, both were above the average development level. Task 4: Based on the system dynamics theory, the smart city system dynamic model is constructed based on the data of Hangzhou City. The model includes seven parts: smart economy, intelligent humanity, intelligent energy management, intelligent medical treatment, intelligent urban infrastructure, intelligent environmental protection, and urban planning and crowd management. Vensim was used to simulate the model, and the results showed that the future construction level of Hangzhou would be stable but rising, and all subsystems would play an important role in urban development, among which the smart economy was the most obvious. Finally, according to the conclusions of the research, some suggestions and plans are provided for Hangzhou and Harbin from the aspects of green development, science and technology, government leadership and so on.
智慧城市是继工业城市之后的一个新的发展阶段,是人类科学和社会发展的产物。Task 1:根据智慧城市的发展,根据科学的选择原则,选取7个主要因素的26个指标,绘制层次结构图。在确定各层因子权重时,采用一致矩阵法对配对因子和配对因子进行比较,判断所得矩阵的一致性比,最终确定各指标的权重。智慧城市发展指数是将二级指标的数值乘以各自的权重再求和,以0.5为标准划分城市的发展水平。Task 2:首先,对比中国的GDP,发现杭州的增长率始终高于中国,而哈尔滨的GDP低于杭州,发展较慢。根据第一个问题中提出的发展指标,计算杭州和哈尔滨的得分并绘制趋势图。研究发现,在2017年之前,哈尔滨的发展高于杭州,但在2017年之后,杭州的增长速度更快,杭州超过了哈尔滨。2017年以后,杭州的得分均超过50分,即均高于平均发展水平。任务4:基于系统动力学理论,以杭州市数据为基础,构建智慧城市系统动力学模型。该模型包括智慧经济、智慧人文、智慧能源管理、智慧医疗、智慧城市基础设施、智慧环保、城市规划与人群管理等七个部分。利用Vensim软件对模型进行仿真,结果表明,杭州未来的建设水平是稳定而上升的,各子系统在城市发展中都将发挥重要作用,其中智慧经济最为明显。最后,根据研究结论,从绿色发展、科技发展、政府领导等方面对杭州和哈尔滨提出建议和规划。
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引用次数: 0
Introduction and Comparisons of Renewable Energy 可再生能源的介绍与比较
Pub Date : 2022-10-22 DOI: 10.1109/UV56588.2022.10185506
Richard Liao, J. Wan
This paper introduces different resources of renewable energy including biomass, hydroelectricity, tidal, solar, wind and geothermal. The advantages and disadvantages of each renewal energy resource in relation to the environment are compared.
本文介绍了不同的可再生能源,包括生物质能、水电、潮汐能、太阳能、风能和地热能。比较了各种可再生能源在环境方面的优缺点。
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引用次数: 0
About Bullying 关于欺负
Pub Date : 2022-10-22 DOI: 10.1109/UV56588.2022.10185505
Ailun Liu
Bullying is hard to define due to its vague boundaries and subjective nature, and often causes misunderstood issues of school bullying. Bullying can lead to both physical and mental devastating outcomes, and thereby managing and addressing bullying effectively become very important. A more accurate and comprehensive definition of bullying, increased awareness and training for teachers, and collaborative efforts between schools and education authorities will undoubtedly help effectively combat this pervasive problem.
欺凌由于其模糊的边界和主观性,难以定义,并且经常导致对校园欺凌的误解问题。欺凌会导致身体和精神上的毁灭性后果,因此有效管理和解决欺凌问题变得非常重要。对欺凌行为进行更准确和全面的定义,提高对教师的认识和培训,以及学校和教育当局之间的合作努力,无疑将有助于有效地解决这一普遍存在的问题。
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引用次数: 0
Twitter-informed Prediction for Urban Traffic Flow Using Machine Learning 使用机器学习的基于twitter的城市交通流量预测
Pub Date : 2022-10-22 DOI: 10.1109/UV56588.2022.10185516
Maryam Shoaeinaeini, Oktay Ozturk, Deepak Gupta
The current traffic system requires short-term traffic forecasting to manage and control the traffic flow. Irregular traffic events, such as road closures, accidents, and severe weather, reduce the accuracy of data-driven predictive models. Social media platforms, particularly Twitter can significantly help to realize a real-traffic flow system by representing traffic events. Combining traffic data with information about road disruptions posted on Twitter can improve urban traffic parameter prediction. This paper proposes an urban traffic flow prediction by combining massive traffic, calendar, and weather data with related tweet posts. As a case study, the model is implemented on an urban traffic dataset extracted from the California Performance Measurement System (PeMS) in the USA. To provide a reliable and accurate prediction, the proposed model is evaluated with several machine learning methods. The results from the empirical study show that when Twitter features are combined with traffic, weather, and calendar features, the prediction accuracy is enhanced. As a result, we obtain around 89 percent, 95 percent, 93 percent, 91 percent, 91 percent, and 95 percent R-squared from AdaBoost regression, Random Forest, Gradient Boosting, Artificial Neural Network, Decision Trees, and KNN Regression, respectively.
当前的交通系统需要短期的交通预测来管理和控制交通流量。道路封闭、事故和恶劣天气等不规则交通事件会降低数据驱动的预测模型的准确性。社交媒体平台,尤其是Twitter,可以通过表示交通事件,极大地帮助实现一个真实的交通流系统。将交通数据与Twitter上发布的道路中断信息相结合,可以改善城市交通参数预测。本文提出了一种将大量交通、日历和天气数据与相关推文相结合的城市交通流预测方法。作为一个案例研究,该模型在从美国加州绩效评估系统(PeMS)中提取的城市交通数据集上实现。为了提供可靠和准确的预测,我们使用了几种机器学习方法来评估所提出的模型。实证研究结果表明,当Twitter特征与交通、天气和日历特征相结合时,预测精度得到了提高。因此,我们分别从AdaBoost回归、随机森林、梯度增强、人工神经网络、决策树和KNN回归中获得了89%、95%、93%、91%、91%和95%的r平方。
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引用次数: 0
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2022 6th International Conference on Universal Village (UV)
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