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2023 IEEE 6th Information Technology,Networking,Electronic and Automation Control Conference (ITNEC)最新文献

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Optimal Allocation of Regional Defense Resources Based on POS Optimization Algorithm 基于POS优化算法的区域防务资源优化配置
Hongliang Ni, Longlong Hou, B. Hou, Xudong Zhao, Zhilong Chen
China’s water resources are becoming increasingly tense. In order to support the sustainable development of limited water resources, it is necessary to improve the research on water resource allocation. Based on the domestic and foreign research on the optimal allocation of agricultural water resources, combined with the actual needs of the city, the optimal POS algorithm is used to optimize the allocation of urban water resources, and an optimal water resource allocation model is created. This paper describes the optimal POS algorithm, and on this basis, the optimal POS algorithm is applied to the characteristics and complexity of optimal water resources decision-making. In this paper, the POS optimization algorithm is used to solve the problem. Obtain the results of urban water resource allocation with different guarantee rates in 2024 and 2030, conduct rational analysis in combination with the future water supply situation, and give corresponding suggestions. Experimental research shows that by 2027, the city’s industrial water recycling rate will increase from 34% to over 60%. By 2030, the city’s industrial water recycling rate will increase to over 82%.
中国的水资源正变得越来越紧张。为了支持有限水资源的可持续发展,有必要加强水资源配置研究。在国内外农业水资源优化配置研究的基础上,结合城市实际需求,采用最优POS算法对城市水资源进行优化配置,建立了最优水资源配置模型。本文介绍了最优POS算法,并在此基础上,将最优POS算法应用于水资源最优决策的特点和复杂性。本文采用POS优化算法来解决这一问题。获得2024年和2030年不同保证率下的城市水资源配置结果,结合未来供水情况进行理性分析,并给出相应建议。实验研究表明,到2027年,全市工业水循环利用率将从34%提高到60%以上。到2030年,全市工业水循环利用率将提高到82%以上。
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引用次数: 0
I-UNeXt: A Skin Lesion Segmentation Network Based on Inception and UNeXt I-UNeXt:基于Inception和UNeXt的皮肤病变分割网络
Bin Luo, Yuanzhong Shu, Yunfeng Nie, Dongyue Chang, Yuhan Pan, Hui Shi
Segmentation of skin lesions from dermoscopic images is very important for clinical diagnosis and treatment planning. In order to segment skin lesions quickly and effectively, the segmentation network I-UNeXt was proposed in this paper. I-UNeXt is to add the Inception module to UNeXt. Compared with UNeXt's original ordinary convolution module, the Inception module added enhances the feature extraction capability of UNeXt by using different convolution kernels to extract information of different scales. At the same time, dilated convolution is introduced into the original Inception module, which reduces the amount of computation in the module while maintaining the original receptive field of convolution. We used the ISIC2017 dataset to train and test the segmentation performance of I-UNeXt. The experimental results show that F1-score, IOU and DICE are 81.95%, 71.10% and 82.46%, respectively. The overall performance of the network is better than that of other most advanced networks. Experiments show that the I-UNeXt network proposed in this paper can effectively segment the skin lesions and provide help for the diagnosis of modern skin diseases.
从皮肤镜图像中分割皮肤病变对临床诊断和治疗计划非常重要。为了快速有效地分割皮肤损伤,本文提出了I-UNeXt分割网络。I-UNeXt是将Inception模块添加到UNeXt中。与UNeXt原有的普通卷积模块相比,加入的Inception模块通过使用不同的卷积核提取不同尺度的信息,增强了UNeXt的特征提取能力。同时,在原来的Inception模块中引入了展开卷积,在保持卷积的原始接受野的同时减少了模块的计算量。我们使用ISIC2017数据集来训练和测试I-UNeXt的分割性能。实验结果表明,F1-score、IOU和DICE分别为81.95%、71.10%和82.46%。该网络的整体性能优于其他最先进的网络。实验表明,本文提出的I-UNeXt网络可以有效分割皮肤病变,为现代皮肤病的诊断提供帮助。
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引用次数: 0
Multi-agent Reinforcement Learning with Multi-head Attention 基于多头关注的多智能体强化学习
Keyi Ni, Jing Chen, Jian Wang, Bo-Lan Liu, Ting Lei
Multi-agent reinforcement learning(MARL) methods have become an important approach to solving the decision making problems of agents. As the environment’s complexity increases, the attention model can effectively solve the problem of information redundancy. However, the introduction of attention models in reinforcement learning may also lead to over-focusing and neglecting other potentially useful information. Moreover, the presence of attention would slow the convergence in the early stages of training. To address the above problem, we propose a divided attention reinforcement learning approach: (i) the involvement of an attention regularization term to make agents more divergent in their focus on different directions; (ii) the use of a layer normalization network structure and the use of a Pre-Layer Normalization(Pre-LN) network structure for the attention optimization in the initialization phase of training. It allows the agents to have a more stable and smooth gradient descent in the early stages of learning. Our approach has been tested in several multi-agent environment tasks. Compared to other related multi-agent methods, our method obtains higher final rewards and training efficiency.
多智能体强化学习(MARL)方法已成为解决智能体决策问题的重要方法。随着环境复杂性的增加,注意模型可以有效地解决信息冗余问题。然而,在强化学习中引入注意模型也可能导致过度关注而忽略其他潜在的有用信息。此外,注意力的存在会减缓训练早期阶段的趋同。为了解决上述问题,我们提出了一种分散注意力强化学习方法:(i)加入一个注意力正则化项,使智能体在不同方向上的注意力更加分散;(ii)使用层归一化网络结构和使用预层归一化(Pre-Layer normalization, Pre-LN)网络结构进行训练初始阶段的注意力优化。它允许智能体在学习的早期阶段有一个更稳定和平滑的梯度下降。我们的方法已经在多个多智能体环境任务中进行了测试。与其他相关的多智能体方法相比,我们的方法获得了更高的最终奖励和训练效率。
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引用次数: 0
Recognition and detection technology for abnormal flow of rebound type remote control Trojan in power monitoring system 电力监控系统中回弹式远程控制木马异常流量识别与检测技术
Feng Sai, Xixuan Wang, Xiangtao Yu, Peipei Yan, Wei Ma
Energy security is related to national security, and power security is the core of energy security. With the process of intelligent transformation of power, the production network gradually moves from being closed to interconnection. Power production and operation are highly dependent on the power monitoring system and dispatching data network. Once an external attack breaks through The safety protection system will directly threaten the safe and stable operation of the power system, so higher requirements are put forward for the detection of abnormal flow in the power system. This paper designs an intrusion detection algorithm based on the normal flow threshold model based on the deep machine learning algorithm, and conducts a comparison test through the flow characteristic value, and finally verifies the accuracy and reliability of the abnormal flow detection algorithm proposed in this paper for modern power networks in different test environments.
能源安全关乎国家安全,电力安全是能源安全的核心。随着电力智能化改造的进程,生产网络逐渐从封闭走向互联。电力生产运行高度依赖于电力监控系统和调度数据网络。一旦外部攻击突破安全保护系统,将直接威胁到电力系统的安全稳定运行,因此对电力系统异常流量的检测提出了更高的要求。本文设计了一种基于深度机器学习算法的正常流量阈值模型的入侵检测算法,并通过流量特征值进行对比测试,最终验证了本文提出的异常流量检测算法在不同测试环境下对现代电网的准确性和可靠性。
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引用次数: 1
Bearing Remaining Useful Life Prediction Based on AE-BiLSTM 基于AE-BiLSTM的轴承剩余使用寿命预测
Jie Liu, Zian Yang, Ruijie Wang, Shanhui Liu
The remaining useful life (RUL) prediction of rolling bearings can avoid unreasonable maintenance and major safety accidents. Considering the non-stationary characteristics, it is difficult to utilize the deep learning-based method to directly extract degradation features from the bearing vibration signal. Therefore, in this paper, a fusion prediction model AE-BiLSTM is proposed. The AutoEncoder (AE) is used to extract degradation features from the frequency-domain signals, and BiLSTM network is used to predict the bearing RUL. The experimental verification is conducted on the FEMTO-ST bearing dataset. Experimental results illustrate that the proposed AE-BiLSTM network can accurately predict the RUL of roll bearings.
滚动轴承剩余使用寿命(RUL)预测可以避免不合理的维护和重大安全事故。考虑到轴承振动信号的非平稳特性,利用基于深度学习的方法直接提取轴承振动信号的退化特征是困难的。为此,本文提出了一种融合预测模型AE-BiLSTM。采用自编码器(AE)从频域信号中提取退化特征,采用BiLSTM网络预测轴承RUL。在FEMTO-ST轴承数据集上进行了实验验证。实验结果表明,所提出的AE-BiLSTM网络能够准确预测滚动轴承的RUL。
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引用次数: 0
Depression Detection Based on Facial Expression, Audio and Gait 基于面部表情、声音和步态的抑郁检测
Ziqian Dai, Qiuping Li, Yichen Shang, Xin’an Wang
Depression is a mental illness that endangers patients’ physical and mental health and imposes burdens on family and society. More and more people suffer from depression nowadays, which increases medical pressure. Depression can be diagnosed by patients’ voice, facial expression and gait. The current study mostly bases on one modality or a fusion of two. In this paper, we gathered 234 pieces of gait video, interview audio and video, proposed our pipeline and compared the performance between three single modalities and multi-modal fusion. The facial expression has the best performance, audio comes second, and gait comes last. The fusion of modalities can improve performance. This can provide a basis for the choice of modality in automatic screening or auxiliary diagnosis of depression. We also evaluated our model on public data set AVEC 2013, AVEC 2014 and Emotion-gait, which verifies its validity.
抑郁症是一种危害患者身心健康,给家庭和社会带来负担的精神疾病。现在越来越多的人患有抑郁症,这增加了医疗压力。抑郁症可以通过患者的声音、面部表情和步态来诊断。目前的研究大多基于一种情态或两种情态的融合。在本文中,我们收集了234个步态视频、访谈音频和视频,提出了我们的管道,并比较了三种单一模式和多模式融合的性能。面部表情表现最好,其次是声音,最后是步态。模式的融合可以提高表现。这可为抑郁症自动筛查或辅助诊断的方式选择提供依据。并在公共数据集AVEC 2013、AVEC 2014和emotion -步态上对模型进行了评估,验证了模型的有效性。
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引用次数: 0
Study on Charge Parameter Effects to Gun Interior Ballistic Performance 装药参数对火炮内弹道性能影响的研究
Peng He, Lin Li, Junzhen Zhu, Lei Yan
The influence of different charge parameters on the gun interior ballistic performance is of great significance for the propellant shape optimization and charge structure design. In this paper, a gun interior ballistic model is built, and a numerical algorithm based on the fourth-order Runge-Kutta method is designed to solve the interior ballistic parameters. By adjusting the charge parameters the influences of the propellant power, charge quantity, burning rate coefficient, pressure index on the internal ballistic time, maximum chamber pressure, muzzle velocity of the projectile, and gas temperature are calculated. Results show that the variation of charge parameters can not only improve the muzzle velocity and the power of the gun but also affect the maximum chamber pressure and gas temperature. Additionally, To improve the burning rate coefficient, the propellant power, charge quantity, and pressure index should be controlled within a reasonable range.
研究不同装药参数对火炮内弹道性能的影响,对药形优化和装药结构设计具有重要意义。本文建立了火炮内弹道模型,设计了一种基于四阶龙格-库塔法的内弹道参数求解算法。通过调整装药参数,计算了装药功率、装药量、燃速系数、压力指数对内弹道时间、最大膛压、弹丸初速和气体温度的影响。结果表明,装药参数的变化不仅可以提高火炮的初速和威力,还会影响最大膛压和气体温度。另外,为了提高燃速系数,应将推进剂功率、装药量和压力指数控制在合理的范围内。
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引用次数: 0
Active IRS -Assisted Resource Allocation for MISO System MISO系统的主动IRS辅助资源分配
Xin Liu, Han Liu, Zhenghao Li, Donglan Liu, Haotong Zhang, Rui Wang, Honglei Yao, Yuqing Shao
As an emerging technology, intelligent reflecting surface (IRS) has attached attention of academia because it can customize a favorable wireless propagation environment. However, for the traditional passive structure, IRS can merely alter the phase of the incident signal, which limits the maximum attainable beamforming gain. In order to give full play to the potential of IRS, in this paper, we employ an active IRS, which is able to alter the phase and amplify the amplitude of the incident signals simultaneously because there exists an additional power supply. So as to improve the performance of active IRS-assisted communication system, the reflection matrix of the IRS and the beamforming vector of the base station (BS) are jointly considered and optimized to minimize the transmit power of the BS. Design the algorithm of power resource allocation usually be converted into an optimization problem, and must meet the maximum power margin of active IRS and satisfy the quality of service (QoS) requirements of users. Aiming at solving the nonconvex problem, we designed a high calculation efficiency algorithm on the strength of the internal approximation (IA) method and bilinear transformation. The algorithm guarantees convergence to the local optimal solution of the problem under consideration. Simulation indicates that this scheme is effective compared with the two blank control schemes. In addition, the results indicate that compared with passive IRS, deploying active IRS has great advantages for boosting the performance of communication systems, especially in the presence of strong direct links.
智能反射面(IRS)作为一种新兴技术,由于能够定制一个良好的无线传播环境而受到学术界的关注。然而,对于传统的无源结构,IRS只能改变入射信号的相位,这限制了可获得的最大波束形成增益。为了充分发挥IRS的潜力,本文采用有源IRS,由于存在额外的电源,它可以同时改变入射信号的相位和放大入射信号的幅度。为了提高有源IRS辅助通信系统的性能,将IRS的反射矩阵和基站的波束形成矢量联合考虑和优化,使基站的发射功率最小。功率资源分配算法的设计通常转化为优化问题,必须满足有源IRS的最大功率裕度和满足用户对服务质量(QoS)的要求。针对非凸问题,利用内逼近(IA)法和双线性变换的优势,设计了一种计算效率高的算法。该算法保证了所考虑问题的局部最优解收敛。仿真结果表明,该方案与两种空白控制方案相比是有效的。此外,研究结果表明,与无源IRS相比,部署有源IRS在提高通信系统性能方面具有很大的优势,特别是在存在强直接链路的情况下。
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引用次数: 0
Ant Algorithm Based on Internet of Things in Image Recognition System 基于物联网的蚂蚁算法在图像识别系统中的应用
Hang Yu, Yujie Wang, Jiajia Song
With the growth of society, people have higher and higher requirements for the quality of life, and the Internet has become an indispensable part of our daily life. Ants are very typical, common, convenient, creative and convenient. This paper mainly introduces the methods based on the Internet of Things and ant colony computing. By analyzing the research status of ant algorithm at home and abroad and relevant literature, we draw conclusions, and propose improvement plans to improve the theoretical system in this field, further optimize the image recognition application of medical equipments and medicine materials in the Internet of Things environment. Then, according to the system functions to be achieved in this paper, we determine the objective function, design indicators and parameters, so as to extract features. Finally, we get the optimal solution of the feature vector, and then send the data to the background database to obtain the recognition results, And verify the model in the experiment This paper designs a simple, low-cost, efficient and high-precision recognition system based on the ant algorithm to test. Through the image recognition experiment for medical equipments and drug materials in the Internet of Things environment, the image recognition system based on the ant algorithm achieves the feature extraction time within 20 seconds, while driving the system recognition time to reach 26 seconds, with a feature matching rate of more than 82%, which can fully meet the user’s image recognition needs, The scheme not only saves resources, but also has high practical value.
随着社会的发展,人们对生活质量的要求越来越高,互联网已经成为我们日常生活中不可缺少的一部分。蚂蚁很典型,很常见,很方便,很有创意,很方便。本文主要介绍了基于物联网和蚁群计算的方法。通过分析国内外蚂蚁算法的研究现状及相关文献,得出结论,并提出改进方案,完善该领域的理论体系,进一步优化物联网环境下医疗设备和药材图像识别应用。然后,根据本文要实现的系统功能,确定目标函数,设计指标和参数,提取特征。最后,我们得到特征向量的最优解,然后将数据发送到后台数据库,得到识别结果,并在实验中验证模型。本文设计了一个简单、低成本、高效、高精度的基于蚂蚁算法的识别系统进行测试。通过对物联网环境下医疗设备和原料药的图像识别实验,基于蚂蚁算法的图像识别系统实现了特征提取时间在20秒以内,同时驱动系统识别时间达到26秒,特征匹配率达到82%以上,完全可以满足用户的图像识别需求,该方案不仅节省了资源,而且具有较高的实用价值。
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引用次数: 0
Design of Multi-source Remote Sensing Image Fusion Framework 多源遥感图像融合框架设计
Xujun Wu, Daguo Qin
With the explosive growth of remote sensing image data, multi-source data fusion processing has become the development trend of remote sensing image interpretation. Aiming at some problems existing in multi-source remote sensing image fusion, a multi-level and hybrid fusion processing framework based on edge computing and deep learning is designed, and the technical requirements of data association, feature extraction, edge computing and decision generation are analyzed, in order to provide theoretical basis for subsequent construction.
随着遥感影像数据的爆发式增长,多源数据融合处理已成为遥感影像解译的发展趋势。针对多源遥感图像融合中存在的一些问题,设计了基于边缘计算和深度学习的多层次混合融合处理框架,分析了数据关联、特征提取、边缘计算和决策生成等技术要求,为后续构建提供理论依据。
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引用次数: 0
期刊
2023 IEEE 6th Information Technology,Networking,Electronic and Automation Control Conference (ITNEC)
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