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2023 International Conference on System Science and Engineering (ICSSE)最新文献

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Exploration of Power Consumption/Execution time models for Video Applications 视频应用的功耗/执行时间模型探索
Pub Date : 2023-07-27 DOI: 10.1109/ICSSE58758.2023.10227202
Hong Nguyen Thi Khanh, Nam Nguyen Linh
Accomplishing high efficiency solutions in accelerating the power consumption/execution time for implementing the video applications of the Fall Detection System on processors or on FPGA or heterogeneous computing platform, Zynq- 7000 all programmable system-on-chip. In general, the aim of power/execution time estimation methodology mentions about the speed and accuracy. In our work, we target accuracy based modeling style and analysis information collected from measurement on real board to obtain sufficiently accurate power estimation for the Fall Detection System on heterogeneous platform. Therefore, we experiment and verify the model’s accuracy on Zynq-7000 AP SoC platform, to show the applicability of our model.
为实现跌落检测系统在处理器、FPGA或异构计算平台上的视频应用,Zynq- 7000全可编程片上系统,在加速功耗/执行时间方面实现高效率解决方案。一般来说,功率/执行时间估计方法的目标涉及速度和准确性。在我们的工作中,我们以基于精度的建模风格和分析从实际板上测量收集的信息为目标,为异构平台上的跌倒检测系统获得足够准确的功率估计。因此,我们在Zynq-7000 AP SoC平台上实验并验证了模型的准确性,以证明我们模型的适用性。
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引用次数: 0
Big Data for Healthcare: Using Entity-Attribute-Value (EAV) Model to Build a National Platform for Disability Management 医疗大数据:利用实体-属性-价值(EAV)模型构建国家残疾管理平台
Pub Date : 2023-07-27 DOI: 10.1109/ICSSE58758.2023.10227230
T. Nguyen, L. Nguyen, Thanh Pham, Minh Dinh, Ushik Shrestha Khwakhali, Quang Tran
This paper presents a real-life example of successfully applying the Entity-Attribute-Value (EAV) model to build a comprehensive system for managing disabled individuals in Vietnam. By leveraging the EAV model, we address the challenges of collecting and storing extensive disability-related data. Despite concerns about complexity and abstraction, our findings demonstrate that with careful design and architecture, successful implementation is achievable. This system serves as a practical solution for managing disabled individuals, offering insights for policymakers and organizations. The research contributes to innovative approaches in disability systems and provides a blueprint for similar systems in other regions.
本文介绍了一个成功应用实体-属性-值(EAV)模型构建越南残疾人综合管理系统的实例。通过利用EAV模型,我们解决了收集和存储大量残疾相关数据的挑战。尽管关注复杂性和抽象,我们的发现表明,通过仔细的设计和架构,成功的实现是可以实现的。该系统为残疾人管理提供了实用的解决方案,为政策制定者和组织提供了见解。该研究有助于在残疾系统中采用创新方法,并为其他区域的类似系统提供蓝图。
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引用次数: 0
Hybrid 1D CNN-RNN Network for Fault Diagnosis in Induction Motors Using Electrical Signals 基于电信号的异步电动机故障诊断的混合一维CNN-RNN网络
Pub Date : 2023-07-27 DOI: 10.1109/ICSSE58758.2023.10227168
Tung-Thanh Vo, Meng-Kun Liu, Chung-Lin Hsieh
Induction motors are prevalent in many industrial applications due to their robustness, efficiency, and reliability. They are used in various applications, such as pumps, fans, compressors, conveyors, and machine tools. However, faults in induction motors can cause operational and financial losses, and in some cases, they can lead to severe accidents. Therefore, timely and accurate detection of faults is crucial for minimizing the negative impact of these faults. The fault detection methods for induction motors can involve the analysis of various signals such as vibration, current, and voltage. Convolutional neural networks (CNNs) have proven highly effective in many applications but have mainly been applied to two-dimensional data. One-dimensional CNNs offer an excellent alternative for analyzing time sequence datasets since they can work directly with raw signal data without requiring pre- or post-processing. However, the main idea behind 1D-CNNs is to extract spatial features, which can result in the loss of critical temporal features related to time distribution. Recurrent neural networks (RNNs) can effectively capture the temporal dependencies and time distribution in sequences data, making them well-suited to fix the issue. In this paper, we propose a method that combines 1D-CNNs and RNNs called Hybrid 1DCNN-RNN network (HCRN) to analyze the voltage and current signals of a three-phase induction motor. It performs accurate and efficient fault diagnosis, ultimately leading to the more efficient maintenance and reduced downtime for industrial processes.
感应电动机由于其稳健性、效率和可靠性在许多工业应用中普遍存在。它们用于各种应用,如泵,风扇,压缩机,输送机和机床。然而,感应电机的故障可能会导致操作和经济损失,在某些情况下,它们可能导致严重的事故。因此,及时、准确地检测故障对于最大限度地减少故障的负面影响至关重要。感应电动机的故障检测方法包括对振动、电流、电压等各种信号的分析。卷积神经网络(cnn)已被证明在许多应用中非常有效,但主要应用于二维数据。一维cnn为分析时间序列数据集提供了一个很好的选择,因为它们可以直接处理原始信号数据,而不需要预处理或后处理。然而,1d - cnn背后的主要思想是提取空间特征,这可能导致与时间分布相关的关键时间特征的丢失。递归神经网络(RNNs)可以有效地捕获序列数据的时间依赖性和时间分布,使其非常适合解决这一问题。在本文中,我们提出了一种结合1d - cnn和rnn的方法,称为混合1DCNN-RNN网络(Hybrid 1DCNN-RNN network, HCRN)来分析三相感应电动机的电压和电流信号。它执行准确和高效的故障诊断,最终导致更有效的维护和减少停机时间的工业过程。
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引用次数: 0
ICSSE 2023 Organizing Committee ICSSE 2023组委会
Pub Date : 2023-07-27 DOI: 10.1109/icsse58758.2023.10227179
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引用次数: 0
Outage Performance Of Hybrid Satellite-Terrestrial Relaying Networks With Rateless Codes In Co-Channel Interference Environment 同信道干扰环境下无速率码星-地混合中继网络的中断性能
Pub Date : 2023-07-27 DOI: 10.1109/ICSSE58758.2023.10227228
Nguyen Van Toan, Tran Trung Duy, Pham Ngoc Son, Dang The Hung, N. Q. Sang, L. Tu
In this paper, outage performance of hybrid satellite-terrestrial relaying networks using rateless codes (RCs) is evaluated via both simulation and analysis. In the proposed scheme, a satellite (S) transmits encoded packets to a group of terrestrial users (U) with help of a terrestrial station (R). The terrestrial users are suffered from co-channel interference, and they must receive a sufficient number of the encoded packets for the data recovery. This paper analyzes outage probability (OP) at each user and system outage probability (SOP) defined as probability that one of the users cannot collect enough encoded packets after the transmission ends. This paper also investigates impact of number of the users, number of the interference sources, and number of the data transmission of the satellite on the OP and SOP performance.
本文从仿真和分析两方面对采用无速率码(RCs)的星地混合中继网络的中断性能进行了评估。在该方案中,卫星(S)在地面站(R)的帮助下向一组地面用户(U)传输编码数据包。地面用户受到同信道干扰,他们必须接收足够数量的编码数据包以恢复数据。本文分析了每个用户的中断概率(OP)和系统中断概率(SOP),系统中断概率(SOP)定义为在传输结束后,其中一个用户无法收集到足够的编码数据包的概率。本文还研究了用户数量、干扰源数量和卫星数据传输数量对OP和SOP性能的影响。
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引用次数: 0
Modified Droop Control Algorithm for Photovoltaic Solar Energy in Low Voltage DC Microgrid 低压直流微电网中光伏太阳能的改进下垂控制算法
Pub Date : 2023-07-27 DOI: 10.1109/ICSSE58758.2023.10227185
Phuc T Phan, Le An Nhuan, Hoa Truong Phuoc, H. Nguyen, Trong Tai Nguyen, D. M. Pham
The development of an energy-sharing algorithm corresponding to the generating capacity of a parallel generator is a mandatory requirement for overload protection and improving power system reliability. As a consequence, the droop control algorithm is considered a potential algorithm to control the production of distributed generators. However, this conventional method often fails to reach the maximum capacity of sources that vary with environmental conditions such as photovoltaic (PV) systems and wind turbines. To overcome this limitation, this study combines the MPPT algorithm with the droop control algorithm for PV grid-connected systems to improve the system power quality. As a result, the P&O algorithms not only enable grid power sharing but also enable MPPT tracking. The simulation results are analyzed to verify the effectiveness of the combined MPPT method.
开发与并网发电机发电容量相适应的能量共享算法是实现过载保护和提高电力系统可靠性的必然要求。因此,下垂控制算法被认为是一种潜在的分布式发电机组生产控制算法。然而,这种传统的方法往往不能达到随环境条件而变化的源的最大容量,例如光伏(PV)系统和风力涡轮机。为了克服这一局限性,本研究将MPPT算法与光伏并网系统的下垂控制算法相结合,以提高系统电能质量。因此,P&O算法不仅可以实现电网电力共享,还可以实现MPPT跟踪。仿真结果验证了组合MPPT方法的有效性。
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引用次数: 0
Advanced Motion Control of a Quadrotor Unmanned Aerial Vehicle based on Extended State Observer 基于扩展状态观测器的四旋翼无人机高级运动控制
Pub Date : 2023-07-27 DOI: 10.1109/ICSSE58758.2023.10227212
Huu Son Nguyen, Duc Thinh Le, Van Trong Dang, D. H. Nguyen, Le Anh Tuan, T. Nguyen
This paper presents a backstepping sliding mode control with reaching law based on an extended state observer for tracking control of a quadrotor unmanned aerial vehicle (UAV) under external disturbances. Firstly, a six-degree-of-freedom quadrotor UAV model with disturbances is given. Secondly, the cascade control system is proposed with the Backstepping Sliding Mode controller to track the desired trajectory command under parameter uncertainties. Thirdly, the extended state observer is designed to estimate the external disturbances and rate of the states of the quadrotor UAV to reduce the sensor and increase robustness. The stability of the system is demonstrated by Lyapunov theory and the simulation results via Matlab/Simulink environment.
针对四旋翼无人机在外界干扰下的跟踪控制问题,提出了一种基于扩展状态观测器的带逼近律的反步滑模控制方法。首先,给出了一种六自由度四旋翼无人机模型。其次,提出了在参数不确定情况下,采用反步滑模控制器跟踪期望轨迹指令的串级控制系统。第三,设计了扩展状态观测器来估计四旋翼无人机的外部干扰和状态速率,以减少传感器,提高鲁棒性。通过李雅普诺夫理论验证了系统的稳定性,并在Matlab/Simulink环境下进行了仿真。
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引用次数: 0
Multi-view Sparse Laplacian Eigenmaps for nonlinear Spectral Feature Selection 非线性谱特征选择的多视图稀疏拉普拉斯特征映射
Pub Date : 2023-07-27 DOI: 10.1109/ICSSE58758.2023.10227143
Gaurav Srivastava, Mahesh Jangid
The complexity of high-dimensional datasets presents significant challenges for machine learning models, including overfitting, computational complexity, and difficulties in interpreting results. To address these challenges, it is essential to identify an informative subset of features that captures the essential structure of the data. In this study, the authors propose Multi-view Sparse Laplacian Eigenmaps (MSLE) for feature selection, which effectively combines multiple views of the data, enforces sparsity constraints, and employs a scalable optimization algorithm to identify a subset of features that capture the fundamental data structure. MSLE is a graph-based approach that leverages multiple views of the data to construct a more robust and informative representation of high-dimensional data. The method applies sparse eigendecomposition to reduce the dimensionality of the data, yielding a reduced feature set. The optimization problem is solved using an iterative algorithm alternating between updating the sparse coefficients and the Laplacian graph matrix. The sparse coefficients are updated using a soft-thresholding operator, while the graph Laplacian matrix is updated using the normalized graph Laplacian. To evaluate the performance of the MSLE technique, the authors conducted experiments on the UCI-HAR dataset, which comprises 561 features, and reduced the feature space by 10-90%. Our results demonstrate that even after reducing the feature space by 90%, the Support Vector Machine (SVM) maintains an error rate of 2.72%. Moreover, the authors observe that the SVM exhibits an accuracy of 96.69% with an 80% reduction in the overall feature space.
高维数据集的复杂性对机器学习模型提出了重大挑战,包括过拟合、计算复杂性和解释结果的困难。为了应对这些挑战,有必要确定捕获数据基本结构的特征的信息子集。在这项研究中,作者提出了用于特征选择的多视图稀疏拉普拉斯特征映射(MSLE),它有效地结合了数据的多个视图,加强了稀疏性约束,并采用可扩展的优化算法来识别捕获基本数据结构的特征子集。MSLE是一种基于图的方法,它利用数据的多个视图来构建高维数据的更健壮和信息更丰富的表示。该方法采用稀疏特征分解来降低数据的维数,从而产生一个降维的特征集。该优化问题采用交替更新稀疏系数和拉普拉斯图矩阵的迭代算法求解。使用软阈值算子更新稀疏系数,使用归一化图拉普拉斯矩阵更新图拉普拉斯矩阵。为了评估MSLE技术的性能,作者在包含561个特征的UCI-HAR数据集上进行了实验,并将特征空间减少了10-90%。我们的研究结果表明,即使在特征空间减少90%后,支持向量机(SVM)仍保持2.72%的错误率。此外,作者观察到SVM的准确率为96.69%,总体特征空间减少了80%。
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引用次数: 0
IRLS: An Improved Reinforcement Learning Scheduler for High Performance Computing Systems IRLS:一种用于高性能计算系统的改进强化学习调度
Pub Date : 2023-07-27 DOI: 10.1109/ICSSE58758.2023.10227229
Thanh Hoang Le Hai, Luan Le Dinh, Dat Ngo Tien, Dat Bui Huu Tien, N. Thoai
Exploiting current High Performance Computing (HPC) systems is a critical task for resolving urgent worldwide problems. However, existing scheduling heuristics such as First Come First Served (FCFS) have limitations in dealing with the increasing complexity of computing systems and the dynamic nature of application workloads. Reinforcement learning (RL) has emerged as a promising approach to designing HPC schedulers that can learn to adapt to dynamic system configurations and workload conditions. However, existing RL-based schedulers often lack the ability to incorporate important identity features of jobs and do not consider user behavior.To address these limitations, we propose an improvement to the latest Deep Reinforcement Learning Agent for Scheduling (DRAS) model, called Improved Reinforcement Learning Scheduler (IRLS). The IRLS model incorporates additional identity features in the state definition to recognize similarities between tasks from the same source and utilizes an empirical approach to perform job runtime prediction. Our experiments demonstrate that by using the IRLS model, we can significantly improve the performance of real-life HPC workloads, with improvements of up to 15.4% compared to the original DRAS model and 35.7% compared to FCFS.
利用当前的高性能计算(HPC)系统是解决全球紧迫问题的关键任务。然而,现有的调度启发式方法,如先到先服务(FCFS),在处理计算系统日益增加的复杂性和应用程序工作负载的动态性方面存在局限性。强化学习(RL)已经成为设计高性能计算调度器的一种很有前途的方法,它可以学习适应动态系统配置和工作负载条件。然而,现有的基于rl的调度器通常缺乏整合作业重要身份特征的能力,并且不考虑用户行为。为了解决这些限制,我们提出了对最新的深度强化学习调度代理(DRAS)模型的改进,称为改进的强化学习调度(IRLS)。IRLS模型在状态定义中结合了额外的身份特征,以识别来自同一来源的任务之间的相似性,并利用经验方法执行作业运行时预测。我们的实验表明,通过使用IRLS模型,我们可以显着提高实际HPC工作负载的性能,与原始DRAS模型相比提高了15.4%,与FCFS相比提高了35.7%。
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引用次数: 0
Robust Surgical Tool Detection in Laparoscopic Surgery using YOLOv8 Model 基于YOLOv8模型的腹腔镜手术工具鲁棒检测
Pub Date : 2023-07-27 DOI: 10.1109/ICSSE58758.2023.10227217
Hai-Binh Le, Thai Dinh Kim, Manh-Hung Ha, Anh Long Quang Tran, Duy-Thuc Nguyen, X. Dinh
Surgica1 tool detection involves identifying the position and type of instruments in an image. This is one of the significant issues in automatic video analysis that can aid in evaluating the surgical skills of doctors or automating the process of controlling the viewing angle of the endoscopic camera. This paper presents a robust method for detecting surgical tools using the YOLOv8 model. We trained four different versions of YOLOv8, evaluated their effectiveness, and compared them with previous models. The experimental results indicate that the YOLOv8 models have an average mAP50 greater than 95.6% across all classes, and are significantly better than some previous research findings.
手术工具检测包括识别图像中工具的位置和类型。这是自动视频分析中的一个重要问题,它可以帮助评估医生的手术技能或自动控制内窥镜摄像机的视角。本文提出了一种使用YOLOv8模型检测手术工具的鲁棒方法。我们训练了四个不同版本的YOLOv8,评估了它们的有效性,并将它们与以前的模型进行了比较。实验结果表明,YOLOv8模型在所有类别中的平均mAP50都大于95.6%,明显优于以往的一些研究结果。
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引用次数: 0
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2023 International Conference on System Science and Engineering (ICSSE)
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