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2021 3rd International Conference on Electrical, Control and Instrumentation Engineering (ICECIE)最新文献

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Design of Voice Synchronized Robotic Lips 语音同步机器人嘴唇的设计
K. A. D. A. Madumal, J. M. T. C. Jayaweera, P. Alahakoon, W. Kumara, M. Hinas
Humanoid robots are finding their way into human activities at a rapidly increasing rate with the advancement of technology. They have become very close to humans, and some are designed even with sentence synthesizing ability which makes it possible for the robot to formulate its own response to questions posed to them. Human-like speech is by far the most highlighted feature in a robot that makes it ‘humanoid’. In several applications such as teaching, storytelling, reading and communication aids for the blind and vocally handicapped and to pronounce text messages on mobile phones at busy times, the human-like speech techniques are used by robots to provide more realistic feedback to humans. Control of facial features, especially lip and other facial muscle movement and synchronization with speech are some of the most important aspects in making humanoid robots. A robotic mouth with the ability of mimicking human-like speech was developed with to synchronized lip movements while providing sound through a text-to-speech conversion system attached to the mouth module.
随着科技的进步,人形机器人正以越来越快的速度进入人类活动。它们已经变得非常接近人类,有些甚至被设计成具有句子合成能力,这使得机器人有可能对提出的问题做出自己的回答。到目前为止,类人语言是机器人最突出的特征,使其成为“类人”。在一些应用中,比如教学、讲故事、帮助盲人和语音障碍者阅读和交流,以及在繁忙时间为手机发短信,机器人使用类似人类的语音技术为人类提供更真实的反馈。控制面部特征,特别是嘴唇和其他面部肌肉的运动以及与语言的同步是制造类人机器人的一些最重要的方面。一个具有模仿人类语言能力的机器嘴被开发出来,它可以同步嘴唇运动,同时通过连接在嘴模块上的文本到语音转换系统提供声音。
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引用次数: 1
Closed-loop Dual Comparator and Its Applications 闭环双比较器及其应用
Theodora Valerie, D. Garinto, S. Budiyanto, A. Syahriar, F. D. Wijaya
As technologies are moving to be faster, smaller, and better, demands for a reliable oscillator design have been increasing. A novel oscillator design using a closed-loop dual comparator circuit (CLDC) has previously been proposed and proven as a good relaxation oscillator for high-performance future applications. In this paper, other configurations of the CLDC circuit will be investigated for voltage regulator and power supply controller applications. The simulation results confirm that CLDC as a controllable switched capacitor for voltage regulator application can provide precise regulation with a peak-to-peak voltage ripple of 5 mV. Furthermore, CLDC is also promising to be used as a voltage mode controller for buck converter and can achieve load regulation and line regulation of 0.00025 mV/mA and 0.0015, respectively. The proposed controller demonstrates a fast load transient response and low dropout voltage despite high variability in the input load. As a result, a lower cost and better performance on-chip voltage regulator can be realized to fulfill the needs of future power supply systems.
随着技术向更快、更小、更好的方向发展,对可靠振荡器设计的需求也在不断增加。一种采用闭环双比较器电路(CLDC)的新型振荡器设计已经被提出,并被证明是一种高性能的未来应用的良好弛豫振荡器。在本文中,CLDC电路的其他配置将研究用于电压调节器和电源控制器的应用。仿真结果证实了CLDC作为稳压器应用的可控开关电容可以提供5 mV的峰间电压纹波的精确调节。此外,CLDC还有望用作降压变换器的电压模式控制器,可以分别实现0.00025 mV/mA和0.0015 mV/mA的负载调节和线路调节。所提出的控制器具有快速的负载瞬态响应和低的降电压,尽管输入负载具有高可变性。因此,可以实现成本更低、性能更好的片上稳压器,以满足未来供电系统的需求。
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引用次数: 0
An Extensive Survey on Intrusion Detection Systems: Datasets and Challenges for Modern Scenario 入侵检测系统的广泛调查:现代场景的数据集和挑战
Vanlalruata Hnamte, J. Hussain
Cyberattacks are becoming more and more advanced, making it more difficult to identity suspicious activities on network traffic. Weaponizing the data in the line between network attacks and data breaches continues and the number rises upward even during the recent year with a massive increase in the attack type. Many consider Intrusion Detection System (IDS) datasets publicly available are becoming outdated and inadequate due to the availability of newer attack techniques. Therefore, it is a concern that the extensive usage of these available datasets in the current attack scenario to evaluate IDS models. This paper lists 37 datasets available for testing the IDS models and discusses those publicly accessible datasets, describing the characteristics and limitations for researchers who use such datasets. Finally, based on the dataset characteristics and usage survey, we conclude with a summary of the problems and provide our insights and suggestions for the use of network-based datasets for the Deep Learning approach for further improvement.
网络攻击变得越来越先进,使得识别网络流量中的可疑活动变得更加困难。将网络攻击和数据泄露之间的数据武器化仍在继续,即使在最近几年,随着攻击类型的大幅增加,数量也在上升。许多人认为,由于新攻击技术的出现,公开可用的入侵检测系统(IDS)数据集变得过时和不足。因此,在当前攻击场景中广泛使用这些可用数据集来评估IDS模型是一个值得关注的问题。本文列出了37个可用于测试IDS模型的数据集,并讨论了这些可公开访问的数据集,描述了使用这些数据集的研究人员的特征和限制。最后,根据数据集的特点和使用情况调查,总结了存在的问题,并为基于网络的数据集在深度学习方法中的使用提供了我们的见解和建议,以进一步改进。
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引用次数: 7
A Non-intrusive Single Channel Abdominal Fetal Electrocardiogram Monitor Using Singular Value Decomposition 基于奇异值分解的非侵入式单通道胎儿腹部心电图监护仪
R. Rodríguez, Ruby Jane A. Mapolon, R. Reyes
The maternal mortality rate (MMR) in the country is at 100 maternal deaths per 100,000 live births, which falls short from the Sustainable Development global goal of 70 maternal deaths per 100,000 live births. Current devices used to monitor fetal health are stationed at big hospitals, inaccessible to those living in remote areas. In this study, MAX-ECG-MONITOR, a device for collecting ECG signals, was used to develop a mobile application for fetal electrocardiogram (fECG) monitoring system. The signals gathered will be processed first through Singular Value Decomposition. The signal processing consists of three fundamental steps: estimation of maternal electrocardiogram (mECG), subtraction of maternal component from the waveforms, and extraction of fECG from the remaining signal. The signal processing was validated using a testing framework for the fetal ECG extraction algorithm. The program showed accuracy above 90 percent for signals with and without noise.
该国的产妇死亡率为每10万活产100例产妇死亡,低于每10万活产70例产妇死亡的可持续发展全球目标。目前用于监测胎儿健康的设备位于大医院,偏远地区的人无法使用。本研究采用MAX-ECG-MONITOR,一种用于采集心电信号的设备,开发胎儿心电图(fECG)监测系统的移动应用程序。采集到的信号首先通过奇异值分解进行处理。信号处理包括三个基本步骤:估计母体心电图(mECG),从波形中减去母体分量,从剩余信号中提取fECG。利用胎儿心电提取算法的测试框架对信号处理进行了验证。该程序显示,对于有噪声和无噪声的信号,准确率都在90%以上。
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引用次数: 0
A parallel hierarchical tensor product method for n-dimensional interpolation in the Fourier domain 傅里叶域n维插值的并行分层张量积方法
Hsin-Chia Chen, Hao Yang, Yu-Chieh Chao, Julian Nicholls, Jyh-Miin Lin, Chih-Ching Chen, Wei-Hsuan Yu, F. Hwang
Parallel multi-dimensional interpolation in the complex Fourier domain (also known as the non-uniform fast Fourier transform) encounters major challenges, due to computation issues such as increasing computation complexity and space complexity. For instance, the contemporary graphics processing unit (GPU) is limited by the relatively small memory size and the increasing size of the interpolator. This issue makes multidimensional Fourier domain interpolation problematic, while finding an optimized configuration remains an unsolved challenge in industrial applications, e.g. magnetic resonance imaging (MRI) or computerized tomography. To enhance the performance of multi-dimensional interpolation on GPU, a new parallel hierarchical tensor products tree approach is proposed. The method combines the composite 1D interpolators under the limitation imposed by the memory size of the device. The resultant run-time performance on the GPU varies with different configurations. The best-tuned method is 2.52-4.98× faster than the compressed sparse row (CSR) on the discrete GPU and 4.16-9.59× faster than CSR on the integrated GPU. The hierarchical tensor product interpolation is used to compute the multi-dimensional nonuniform fast Fourier transform. An acceleration of 30× was achieved in 3D MRI reconstruction.
由于计算复杂度和空间复杂度增加等计算问题,复傅里叶域中的并行多维插值(也称为非均匀快速傅里叶变换)面临着重大挑战。例如,当代图形处理单元(GPU)受到相对较小的内存大小和不断增加的插补器大小的限制。这个问题使得多维傅里叶域插值成为问题,而在磁共振成像(MRI)或计算机断层扫描等工业应用中,寻找优化配置仍然是一个未解决的挑战。为了提高GPU上多维插值的性能,提出了一种新的并行分层张量积树方法。该方法在器件内存大小的限制下结合了复合一维插补器。GPU上的运行时性能随配置的不同而不同。最佳调优方法比离散GPU上的压缩稀疏行(CSR)快2.52 ~ 4.98倍,比集成GPU上的压缩稀疏行(CSR)快4.16 ~ 9.59倍。采用层次张量积插值法计算了多维非均匀快速傅里叶变换。在三维MRI重建中实现了30倍的加速。
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引用次数: 1
Evaluating the Performance of Hybrid Ultra Capacitor (HUC) based Hybrid Energy Storage System (HESS) for Electrical Forklift application 基于混合超级电容器(HUC)的电动叉车混合储能系统(HESS)性能评价
Shyam Ravichandran, T. B. Shanker, V. Vaidhyanathan, A. Mohamed
Historically, mobility and fossil fuels are highly interlinked, however Electric Vehicles (EV) are gaining prominence in the last few decades because of global factors like Climatic change, Advances in renewable energy, Rapid urbanization, GPS enabled Data capture and analysis, Improvements in Battery chemistry, geopolitical issues in Energy security, etc. [1]. At present batteries are dominating the storage technology of electric vehicles, however due to the challenging power demands of the urban driving cycles, batteries face accelerated deterioration. To compensate for the loss, manufacturers tend to oversize the batteries at the expense of additional cost and weight. Researchers have observed that battery life can be increased significantly by smoothening the battery charging and discharging currents [2] . Hence Electric vehicle manufacturers worldwide have incorporated several variations of Hybrid Energy Storage System (HESS) with combinations of conventional Internal Combustion Engine (ICE), Fuel cells, Batteries, Ultra Capacitors (UC), etc. intending to decouple the high power and high energy demands and assign them to separate sources. In this study, an electrical forklift that runs with the lead-acid battery as its Energy Storage System (ESS) was considered. Hybrid Ultra Capacitor (HUC) banks were integrated with a lead-acid battery pack similar to that of the forklift and the performance of the HESS was studied for the forklift application. It was observed that HUC banks help in smoothening the battery current thereby helps in increasing the battery life.
从历史上看,机动性和化石燃料是高度相互关联的,然而,由于气候变化、可再生能源的进步、快速城市化、GPS支持的数据捕获和分析、电池化学的改进、能源安全中的地缘政治问题等全球因素,电动汽车(EV)在过去几十年里日益突出[1]。目前,电池在电动汽车储能技术中占据主导地位,但由于城市行驶周期对电力需求的挑战,电池面临加速老化的问题。为了弥补这一损失,制造商往往会以额外的成本和重量为代价,把电池变大。有研究发现,平滑电池充放电电流可以显著提高电池寿命[2]。因此,世界各地的电动汽车制造商已经将几种混合能源存储系统(HESS)与传统内燃机(ICE)、燃料电池、电池、超级电容器(UC)等组合在一起,旨在将高功率和高能量需求解耦,并将它们分配到单独的来源。本研究以铅酸蓄电池为储能系统的电动叉车为研究对象。将混合超级电容器(HUC)组与类似于叉车的铅酸电池组集成,并研究了HESS在叉车应用中的性能。据观察,HUC库有助于平滑电池电流,从而有助于延长电池寿命。
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引用次数: 0
An Improvement of Power Control and Transfer Efficiency in a Single-Ended Converter Driven WV2H by a new Control Scheme 用一种新的控制方案提高单端变换器驱动WV2H的功率控制和传输效率
Ryosuke Ishii, H. Omori, M. Tsuno, T. Morizane, Hidehito Matayoshi
In this paper, we propose a V2H system based on a power supply voltage and resonance parameter modification method that conforms to the international standard SAE J2954. Usual two-way WPT systems for V2H consist of a bridge converter, which makes the apparatus larger and more expensive. As a result, the system has become larger and more costly. In this study, the radio V2H is composed of a single switch converter to reduce the size and cost of the system. There were two problems in the early studies. First, the transmit power varied significantly by only few % variation of circuit parameters. Thus, the operation is less robust for circuit parameter variation. Next, the transmit power changing region is not sufficient, since the transfer frequency is not kept in the allowable frequency band of the international standard. To solve these problems, we propose a wireless V2H using a bi-directional single-ended converter controlled by a power supply voltage and a resonance parameter change scheme. The system robustness become strong, and the transfer power can be changed from zero to a maximum power output of 6 kW under constant frequency by using a voltage changer. The proposed system is validated by experiments.
本文提出了一种基于符合国际标准SAE J2954的电源电压和谐振参数修改方法的V2H系统。通常用于V2H的双向WPT系统由一个桥式转换器组成,这使得设备更大,更昂贵。结果,该系统变得更大,成本更高。在本研究中,无线电V2H由单个开关转换器组成,以减小系统的尺寸和成本。早期的研究有两个问题。首先,发射功率仅随电路参数的变化而显著变化。因此,该操作对电路参数变化的鲁棒性较差。其次,发射功率变化区域不够,传输频率没有保持在国际标准允许的频带内。为了解决这些问题,我们提出了一种使用由电源电压和谐振参数变化控制的双向单端转换器的无线V2H方案。系统鲁棒性增强,在恒频下,通过电压变换器可以实现从零到6kw的最大功率输出。实验验证了该系统的有效性。
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引用次数: 1
Considerations of DC / AC Eddy Current Brake Using Clad Material for Aircraft 飞机用复合材料直流/交流涡流制动器的考虑
Kodai Kitahara, Kentaro Hori, Yoshimi Kikuti, H. Wakiwaka, M. Sonehara, Toshiro Sato
The energy saving demand for aircraft is increasing year by year. Along with this, there are concerns about CO2 emissions from aircraft. Therefore, the electrification of aircraft is being promoted worldwide. This study, describes eddy current brakes for aircraft. The braking torque of eddy current brakes is also described. The braking torque increased using a clad material made of Cu and SPCC rather than a single Cu material. Furthermore, the braking torque decreased as the ratio of the DC voltage increased.
飞机的节能需求逐年增加。除此之外,还有对飞机二氧化碳排放的担忧。因此,飞机电气化正在全球范围内推进。本文介绍了飞机涡流制动器。并对涡流制动器的制动力矩进行了描述。使用由Cu和SPCC制成的复合材料而不是单一的Cu材料,制动扭矩增加。制动转矩随直流电压比的增大而减小。
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引用次数: 0
A Hybrid Machine Learning Model Approach to H-1B Visa H-1B签证的混合机器学习模型方法
Akalbir Singh Chadha, Ajitkumar Shitole
In recent years immigration has seen a rise, this rise has increased the need for non-immigrant visas for foreign labor workers. One of the most popular in this category is the H-1B visa which has a pretty high rejection rate. Now since the process of H-1B visa is a lottery system, this paper makes an attempt to predict the outcome of this H-1B visa by making use of machine learning models and creating a fusion model for enhancing the results. The machine learning models used in the research are Logistic Regression, Bagging Classifier, SGD Classifier, Gaussian NB, Random Forest, XGB Classifier, AdaBoost Classifier, Gradient Boost Classifier. This paper also emphasizes on finding a pattern between different features and the status of the case. The metrics used for performance analysis are F1 Score, AUC, and Accuracy. The model proposed in this research achieved accuracy, F1-Score, and AUC of 90.79%, 90.58%, and 90.79% respectively
近年来,移民人数有所增加,这增加了对外国劳工非移民签证的需求。这类签证中最受欢迎的是H-1B签证,拒签率很高。现在由于H-1B签证的过程是一个抽奖系统,本文尝试利用机器学习模型来预测这个H-1B签证的结果,并创建一个融合模型来增强结果。研究中使用的机器学习模型有Logistic回归、Bagging Classifier、SGD Classifier、高斯NB、随机森林、XGB Classifier、AdaBoost Classifier、Gradient Boost Classifier。本文还强调在案例的不同特征和现状之间寻找一种模式。用于性能分析的指标是F1 Score、AUC和Accuracy。本研究提出的模型准确率为90.79%,F1-Score为90.58%,AUC为90.79%
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引用次数: 1
Toward Improving Mobile Health Services in the Kingdom of Saudi Arabia Based on the Saudi 2030 Vision 根据《沙特2030年愿景》改善沙特阿拉伯王国的移动医疗服务
Saad Alsaleh
Mobile health (mHealth) has a vital role to play as it can improve communication and enhance the health care processes integration. The Saudi Ministry of Health (SMOH)has announced its initiatives to improve health services in the Kingdom of Saudi Arabia (KSA), and one of these initiatives is improving electronic health services. The aim of this research is to identify the most important mHealth services in the SMOH mobile applications. To achieve this aim, the study will admit a quantitative research method and the data will be collected through a questionnaire which will be distributed to patients in selected hospitals, in the (KSA. Recently, the SMOH has developed five mHelath applications in order to provide its mobile health services, however, there are several services which are not offered in these applications including appointment reservation, open and update electronic medical record, patient referee, physician directory, request medical reports and health risk assessments. The study will figure out whether these services are necessary and important for patients in the KSA. As a research implication, the research findings will expand an area of mHealth services in the KSA, which is still empirically not adequately explored. Additionally, the research results might provide valuable insights into the health professional and administrations in other countries.
移动医疗(mHealth)发挥着至关重要的作用,因为它可以改善沟通并加强医疗保健流程的整合。沙特卫生部宣布了改善沙特阿拉伯王国卫生服务的举措,其中一项举措是改善电子卫生服务。本研究的目的是确定SMOH移动应用程序中最重要的移动医疗服务。为了实现这一目标,该研究将采用定量研究方法,并将通过一份调查问卷收集数据,该调查问卷将分发给沙特阿拉伯选定医院的患者。最近,卫生部开发了五款移动医疗应用程序,以提供其移动医疗服务,然而,这些应用程序中还没有提供预约、打开和更新电子病历、病人推荐人、医生名录、索取医疗报告和健康风险评估等服务。这项研究将弄清楚这些服务对KSA的患者是否必要和重要。作为一项研究的启示,研究结果将扩大移动医疗服务在沙特阿拉伯的一个领域,这仍然是经验上没有充分探索。此外,研究结果可能为其他国家的卫生专业人员和管理部门提供有价值的见解。
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引用次数: 0
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2021 3rd International Conference on Electrical, Control and Instrumentation Engineering (ICECIE)
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