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2021 International Conference on Computer Engineering and Artificial Intelligence (ICCEAI)最新文献

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Research on the integrated development of stadiums and stadiums under the background of “Internet +” “互联网+”背景下体育场馆融合发展研究
Pub Date : 2021-08-01 DOI: 10.1109/ICCEAI52939.2021.00036
Zhuo-Ya Pan
The new information technology revolution is subverting the traditional business model, and the challenges and opportunities of industrial innovation coexist. In order to enable the stadiums to achieve sustainable development under the new social development situation, Internet technology is gradually infiltrating the management of the stadiums. Large-scale sports events often require a lot of sports venues. For this reason, a large number of sports venues will be modified and built to provide comprehensive solutions for the systematic management of the stadiums and the use of them after the game. Integrate development of stadiums and stadiums through the Internet platform to improve the management level of stadiums and stadiums.
新信息技术革命正在颠覆传统商业模式,产业创新挑战与机遇并存。为了使体育场馆在新的社会发展形势下实现可持续发展,互联网技术正逐步渗透到体育场馆的管理中。大型体育赛事往往需要大量的体育场地。为此,将对大量的体育场馆进行改造和建设,为场馆的系统化管理和赛后使用提供全面的解决方案。通过互联网平台实现体育场馆一体化发展,提高体育场馆管理水平。
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引用次数: 0
Anomaly detection of electricity load data based on MixMatch 基于MixMatch的电力负荷数据异常检测
Pub Date : 2021-08-01 DOI: 10.1109/ICCEAI52939.2021.00010
S. Sun, Yatong Zhou, Haonuo He, Jingfei He, Yue Chi
With the development of power industry, electricity has become one of the most important energy sources in our country, related to the lifeline of the country's economy. The electricity system is becoming more and more mature, but abnormal electricity consumption behaviors are also emerging endlessly, causing potential safety hazards in the electricity industry and even the electricity supply system. Considering the lack of abnormal annotations in the electricity load data, this paper proposes a semi-supervised electricity load data anomaly detection method based on MixMatch. Firstly, data cleaning of electricity load data is used to remove incorrect data. Secondly, Convolutional Autoencoder (CAE) is used to extract its time-domain and frequency-domain features separately, and the features are combined through feature fusion. Thirdly, the Borderline Synthetic Minority Oversampling Technique (Borderline-SMOTE) is used to solve the problem of data imbalance. The MixMatch semi-supervised algorithm is used to label the abnormal data to realize the anomaly detection of the electricity load data. Finally, this paper uses the k-means clustering and T-Stochastic neighbour Embedding (T -SNE) to classify the abnormal data and visualize the data. The experimental results show that, compared with traditional machine learning methods, the proposed method has a significant improvement on AUC.
随着电力工业的发展,电力已成为我国最重要的能源之一,关系到国家经济的命脉。电力系统日趋成熟,但异常用电行为也层出不穷,给电力行业乃至供电系统带来安全隐患。针对电力负荷数据中缺乏异常标注的问题,提出了一种基于MixMatch的半监督电力负荷数据异常检测方法。首先对电力负荷数据进行数据清洗,去除不正确的数据。其次,利用卷积自编码器(Convolutional Autoencoder, CAE)分别提取其时域和频域特征,通过特征融合将特征组合在一起;第三,采用边界合成少数过采样技术(Borderline- smote)解决数据不平衡问题。采用MixMatch半监督算法对异常数据进行标注,实现对电力负荷数据的异常检测。最后,利用k-均值聚类和T-随机邻居嵌入(T -SNE)对异常数据进行分类和可视化。实验结果表明,与传统的机器学习方法相比,本文提出的方法在AUC上有显著提高。
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引用次数: 1
Using binocular vision to measure wave characteristic 利用双目视觉测量波特性
Pub Date : 2021-08-01 DOI: 10.1109/ICCEAI52939.2021.00044
Lei Shi, Li Hui, Jing Shi, Bin Zhao, Xiao Cui, Shibo Chu
The paper presented a new wave acquisition stereo system to estimate significant wave height based on stereo (binocular) vision. Using binocular vision, wave transformation in near shore water can be measured in wave altitude. The total measurement numbers are 1024 times. Wave vertical altitudes can be extracted from the datum according to binocular vision. With the help of 3D Fourier transform, the wave surface data can be turned into wave spectrum. By analyzing the wave spectrum, significant wave height can be estimated. Experimental results have shown that the method is effective.
提出了一种基于立体(双目)视觉的有效波高估算方法。利用双目视觉,可以在波浪高度上测量近岸水域的波浪变换。总测量次数为1024次。根据双目视觉,可以从基准面提取波浪垂直高度。借助三维傅里叶变换,可以将波面数据转化为波谱。通过对波浪谱的分析,可以估算出有效波高。实验结果表明,该方法是有效的。
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引用次数: 0
Hyperspectral image fusion by hybrid regularizations with local low-rank 局部低秩混合正则化的高光谱图像融合
Pub Date : 2021-08-01 DOI: 10.1109/ICCEAI52939.2021.00022
Zhaoyang Liu, Mingxi Ma, Zhaoming Wu
Hyperspectral images usually have higher spectral resolution but lower spatial resolution, compared with the multispectral images. Low spatial resolution brings difficulties to the practical applications of hyperspectral images. Therefore, to get high spatial resolution hyperspectral image, it is very important to fuse low spatial resolution hyperspectral image with the high spatial resolution multispectral image in the same scene. In this paper, we propose a hybrid regularization model by integrating sparse prior, local low-rank regularization and total variation based on l2 norm to reconstruct high spatial resolution hyperspectral images. In addition, we design an alternating direction method of multipliers (ADMM) to solve it. The experimental results show the superiority and competitiveness of our method over the state-of-the-art methods.
与多光谱图像相比,高光谱图像通常具有更高的光谱分辨率,但空间分辨率较低。低空间分辨率给高光谱图像的实际应用带来了困难。因此,为了获得高空间分辨率的高光谱图像,将同一场景下的低空间分辨率高光谱图像与高空间分辨率多光谱图像融合是非常重要的。本文提出了一种基于l2范数的混合正则化模型,将稀疏先验、局部低秩正则化和全变分相结合,用于高空间分辨率高光谱图像的重建。此外,我们设计了一种乘法器交替方向法(ADMM)来解决这个问题。实验结果表明,该方法与现有方法相比具有优越性和竞争力。
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引用次数: 0
Evaluating the Speedup of Multicore Architecture on the Topological Characteristics of On-chip Memory 基于片上存储器拓扑特性的多核结构加速评估
Pub Date : 2021-08-01 DOI: 10.1109/ICCEAI52939.2021.00098
Hong Zhang, Xiaojun Wang
Being the most important underlying backbone of a multicore processor, the interconnection network for on-chip memory has a significant impact on the performance of a multicore processor. The evaluation for the type network is almost the first step of designing a new architecture for a multicore processor. For this type of evaluation, however, there are few effective methods available because of the too much uncertainty, especially the need to compare with a great number of different multicore networks on chip. This article presents ETOM (Evaluation on Topology of On-chip Memory), a new method to evaluate the speedup of multicore architectures. ETOM can accurately figure out the contribution of each core to the overall performance of a multicore processor, while all of the cores are controlled by the topology of on-chip memory network, the contributions of cores can certainly illustrate how and how much the topology affects the overall performance, and then a targeted modification to the topology can be made.
片上存储器互连网络作为多核处理器最重要的底层骨干,对多核处理器的性能有着重要的影响。对类型网络的评估几乎是设计多核处理器新体系结构的第一步。然而,对于这种类型的评估,由于存在太多的不确定性,特别是需要与大量不同的片上多核网络进行比较,因此有效的方法很少。本文提出了一种评价多核结构加速的新方法——片上存储器拓扑评价(Evaluation on Topology of on chip Memory)。ETOM可以准确地计算出每个内核对多核处理器整体性能的贡献,而所有内核都是由片上存储网络的拓扑控制的,内核的贡献当然可以说明拓扑对整体性能的影响方式和程度,然后可以对拓扑进行有针对性的修改。
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引用次数: 0
A comparative study of deep learning approaches for Chinese Sentence Classification 中文句子分类的深度学习方法比较研究
Pub Date : 2021-08-01 DOI: 10.1109/ICCEAI52939.2021.00045
Zhu Zeng
One of the most commonly used natural language processing technologies is text classification. Spam detection, news text classification, information retrieval, emotion analysis, and intention judgment, among other applications, are all popular text classification applications [25]. Text classification is the process of assigning pre-defined class labels to text documents in order to shape semantic classes. Engineering, medical science, life science, social sciences and humanities, marketing, and government are only a few of the real-world applications. Machine learning and deep learning algorithms have recently become common and efficient methods for dealing with text classification problems involving labeled data [26]. The primary goal of text classification is to automatically assign texts to pre-defined categories based on their content. In this study, we will conduct a comparative study of the accuracies of different deep learning methods that include Bidirectional Encoder Representations from Transformers (BERT), Recurrent Neural Network (RNN), Convolutional Neural Network (CNN), and Region-based convolutional neural networks and compare the effectiveness of these deep-learning approaches in classifying Chinese news title text using the THUCNews dataset.
文本分类是最常用的自然语言处理技术之一。垃圾邮件检测、新闻文本分类、信息检索、情感分析、意图判断等都是比较流行的文本分类应用[25]。文本分类是将预定义的类标签分配给文本文档以形成语义类的过程。工程、医学、生命科学、社会科学和人文科学、市场营销和政府只是实际应用中的一小部分。机器学习和深度学习算法最近已经成为处理涉及标记数据的文本分类问题的常见而有效的方法[26]。文本分类的主要目标是根据文本的内容自动将文本分配到预定义的类别中。在这项研究中,我们将对不同深度学习方法的准确性进行比较研究,包括来自变形器的双向编码器表示(BERT)、循环神经网络(RNN)、卷积神经网络(CNN)和基于区域的卷积神经网络,并比较这些深度学习方法在使用THUCNews数据集分类中文新闻标题文本方面的有效性。
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引用次数: 0
Terminal Micro-service Discovery Algorithm based on attractor model 基于吸引子模型的终端微服务发现算法
Pub Date : 2021-08-01 DOI: 10.1109/ICCEAI52939.2021.00086
Li Wang, Siyu Tang, Jiageng Zhang, Heshan Wang, Jiawei Han, Jianxiang Cao
In the intensive computing scenario with the application of micro-service framework, it is too costly to allocate resources centrally to the micro-service instance on the server side, and it cannot adapt to the changes of the environment in real time. Therefore, allocating resource for micro-service instance distributed on the terminal becomes an effective way to solve the problem mentioned above. A client-based micro-service discovery algorithm with attractor selection model is proposed in this paper, which has the characters of simple and intelligent evolution. At first, this paper models micro-service discovery problem, defines optimization object and constraints; then, it re-defines the parameters of attractor selection and proposes the client-based micro-service discovery algorithm with attractor selection model; and at last, it analyzes the performance of the proposed algorithm with the compared ones in the really productive environment. The experiment results show that the proposed algorithm reduces almost 32 % resource fragments and 70% running time than the compared ones.
在应用微服务框架的密集计算场景中,将资源集中分配给服务器端的微服务实例成本过高,且不能实时适应环境的变化。因此,为分布在终端上的微服务实例分配资源成为解决上述问题的有效途径。提出了一种基于吸引子选择模型的基于客户端的微服务发现算法,该算法具有简单、智能进化的特点。首先对微服务发现问题进行建模,定义优化对象和约束条件;然后,重新定义了吸引子选择的参数,提出了基于吸引子选择模型的基于客户端的微服务发现算法;最后,在实际生产环境中,对比分析了所提算法的性能。实验结果表明,该算法比对比算法减少了近32%的资源碎片和70%的运行时间。
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引用次数: 0
Stability Analysis and Application Research of Hybrid Dynamic System 混合动力系统稳定性分析及应用研究
Pub Date : 2021-08-01 DOI: 10.1109/ICCEAI52939.2021.00082
Qianqian Wang, Minan Tang, Aimin An, Weili Liu, Kaiyue Zhang, Jiandong Qiu
Aiming at the switching control model of hybrid system, the stability of hybrid system is discussed. Combined with the typical switching control model, the sufficient conditions for the hybrid switching system to remain stable when the switching discrete state is changed and the system energy is increased are given. By dividing the switched system into a more reasonable area and adjusting the control law in time, the optimal control of the switched system is achieved. The stability condition of traffic signal switching control is verified by simulation with the traffic signal switching model of key traffic nodes (regions) in unbalanced road network based on hybrid system model. The experimental results show that the hybrid switched control system has more outstanding advantages than the discrete dynamic and continuous dynamic systems in urban traffic signal control.
针对混合系统的切换控制模型,讨论了混合系统的稳定性。结合典型的切换控制模型,给出了当切换离散状态改变和系统能量增加时混合切换系统保持稳定的充分条件。通过将切换系统划分为更合理的区域,并及时调整控制律,实现切换系统的最优控制。利用基于混合系统模型的非平衡路网关键交通节点(区域)交通信号切换模型,仿真验证了交通信号切换控制的稳定性条件。实验结果表明,混合切换控制系统在城市交通信号控制中比离散动态和连续动态系统具有更突出的优势。
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引用次数: 0
A New Bottom-up Human Pose Estimation Method by Body Center and Anchor Points 一种基于身体中心和锚点的自下而上人体姿态估计新方法
Pub Date : 2021-08-01 DOI: 10.1109/ICCEAI52939.2021.00047
Jiahua Wu, H. Lee
There are two stages in bottom-up human pose estimation method, joint detection and joint candidate grouping. Optimizing grouping algorithms can significantly improve the performance of pose estimation. In this paper, we introduce body center, a center point of person instance, and anchor point, a corresponding assistant position point, for the task of grouping. The anchor point is the center of joint and body center, which can help joint grouping to the corresponding person instance like an anchor. The body center and anchor point can be predicted simultaneously with the joint candidate by the same backbone. So, this new grouping method can fully exploit the features extracted by the step of joint detection. On the COCO keypoints dataset, the proposed method performs on par with the existing state-of-the-art bottom-up method in accuracy.
自底向上人体姿态估计方法分为关节检测和关节候选分组两个阶段。优化分组算法可以显著提高姿态估计的性能。本文在分组任务中引入了人实例中心点body center和相应的辅助位置点anchor point。锚点是关节的中心和身体的中心,它可以像锚一样帮助关节分组到相应的人实例。身体中心和锚点可以通过同一主干与候选关节同时预测。因此,这种新的分组方法可以充分利用联合检测步骤提取的特征。在COCO关键点数据集上,该方法的精度与现有的最先进的自下而上方法相当。
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引用次数: 0
Lateral control design of intelligent chassis for fire robot 消防机器人智能底盘横向控制设计
Pub Date : 2021-08-01 DOI: 10.1109/ICCEAI52939.2021.00069
B. Fan, Shiyou Zhang, Ye-hwa Chen, Yi Zhang, Zhangsheng Deng
This study aims to solve the problem of lateral motion control so that the fire robot accurately tracks the desired speed and desired path, so as to realize autonomous driving of the fire robot, reduce the casualties of firefighters in firefighting, and further improve the intelligence of firefighting. According to the use scenario of the fire robot, and comprehensive consideration of lightweight and energy saving, the mechanical structure of its chassis is designed, and the sliding mode variable structure and the radial basis function (RBF) neural network are combined to design the lateral motion controller on this basis. The control expression of the controller is derived. In order to verify the robustness of the controller, this study uses the ADAMS/Simulink co-simulation system, using different driving speeds to simulate and verify the controller under a typical route. The lateral controller studied in this paper plays an important role in the path tracking of fire robot.
本研究旨在解决横向运动控制问题,使消防机器人准确跟踪期望速度和期望路径,从而实现消防机器人的自动驾驶,减少消防人员在灭火中的伤亡,进一步提高消防的智能化。根据消防机器人的使用场景,综合考虑轻量化和节能,设计了其底盘的机械结构,并在此基础上结合滑模变结构和径向基函数(RBF)神经网络设计了横向运动控制器。推导了该控制器的控制表达式。为了验证控制器的鲁棒性,本研究采用ADAMS/Simulink联合仿真系统,在不同的行驶速度下对典型路线下的控制器进行仿真验证。本文所研究的横向控制器在消防机器人的路径跟踪中起着重要的作用。
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引用次数: 0
期刊
2021 International Conference on Computer Engineering and Artificial Intelligence (ICCEAI)
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