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2023 12th Mediterranean Conference on Embedded Computing (MECO)最新文献

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Albanian Authorship Attribution Model 阿尔巴尼亚作者归因模型
Pub Date : 2023-06-06 DOI: 10.1109/MECO58584.2023.10155046
Arta Misini, A. Kadriu, Ercan Canhasi
Authorship attribution (AA) is a subfield of NLP that analyzes the author's prior works to determine who wrote a text based on its features. Each natural language has its characteristics, just like every author's unique writing style. This study aims to conduct an in-depth comparison of several AA machine-learning techniques. The specially created Albanian corpus (A3C) and the English dataset (Reuters C50) have been used in the experiments. Using n-grams, we perform character-level and word-level analyses of the text to represent the author's writing style. We use five different classification algorithms to train the AA models. The TF-IDF feature vector is used as input to the models. Various experiments were conducted on the corpora. The most accurate results were obtained using word n-grams after stopword removal. The SVM algorithm performed best on the A3C dataset (Albanian). We get a 95% F1 score using SVM. On the C50 dataset (English), the SVM classifier achieved an 83% F1 score. Experiments have provided evidence of the models' robust performance on the AA corpora.
作者归属(AA)是NLP的一个子领域,它分析作者之前的作品,根据其特征确定谁写了一个文本。每种自然语言都有自己的特点,就像每个作家都有自己独特的写作风格一样。本研究旨在对几种AA机器学习技术进行深入比较。专门创建的阿尔巴尼亚语语料库(A3C)和英语数据集(路透社C50)已在实验中使用。使用n-grams,我们对文本进行字符级和单词级分析,以表示作者的写作风格。我们使用五种不同的分类算法来训练AA模型。TF-IDF特征向量被用作模型的输入。对语料库进行了各种实验。去除停止词后,使用单词n-grams获得最准确的结果。SVM算法在A3C数据集(阿尔巴尼亚语)上表现最好。我们使用SVM得到95%的F1分数。在C50数据集(英语)上,SVM分类器获得了83%的F1分数。实验证明了该模型在AA语料库上的鲁棒性。
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引用次数: 1
Software Compilation Using FPGA Hardware: Register Allocation 基于FPGA硬件的软件编译:寄存器分配
Pub Date : 2023-06-06 DOI: 10.1109/MECO58584.2023.10155001
Yiming Tan, Aditya Diwakar, Ja Jagielo, V. Mooney
Malicious attackers are constantly attacking software compilers and attempting to exploit various security vulnerabili-ties. By executing carefully chosen machine instructions already present in the program, an attacker can perform harmful actions arbitrarily. In this paper, we propose hardware/software codesign techniques to perform software compilation steps in hardware, specifically the register allocation step on a Field Programmable Gate Array (FPGA). Our experiment incorporates two key features: 1) Advanced RISC Machine (ARM) instruction set architecture (ISA)-based register allocation algorithms to calculate variable liveness as well as map virtual registers to physical registers and 2) the feasibility of executing the register allocation algorithms on a Cyclone V FPGA. Our experimental results show the timing efficiency and resource efficiency - while diminishing security risks - when performing register allocation of the gcd program on the FPGA.
恶意攻击者不断攻击软件编译器并试图利用各种安全漏洞。通过执行程序中已经存在的精心选择的机器指令,攻击者可以任意地执行有害的操作。在本文中,我们提出了硬件/软件协同设计技术来执行硬件中的软件编译步骤,特别是在现场可编程门阵列(FPGA)上的寄存器分配步骤。我们的实验包含两个关键特征:1)基于高级RISC机器(ARM)指令集架构(ISA)的寄存器分配算法,用于计算可变活度以及将虚拟寄存器映射到物理寄存器;2)在Cyclone V FPGA上执行寄存器分配算法的可行性。我们的实验结果表明,在FPGA上执行gcd程序的寄存器分配时,时序效率和资源效率-同时降低了安全风险。
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引用次数: 0
Software Implementation of a Simple All-Digital Frequency Synthesizer 一种简易全数字频率合成器的软件实现
Pub Date : 2023-06-06 DOI: 10.1109/MECO58584.2023.10154909
M. Stork
A frequency synthesizer is an electronic circuit that generates a desired frequency from a single reference frequency or several reference frequencies. In this paper, a new simple frequency synthesizer is described, which will make it possible to generate a signal at the output whose frequency is the sum of the frequencies of the input signals divided by a constant. The results of the synthesizer simulation are presented in this paper. The synthesizer was not only simulated, but actually implemented by a microcontroller, and the measurement results are also presented. The main advantage is that the synthesizer can be created by programming in any microcontroller.
频率合成器是一种从一个或几个参考频率产生所需频率的电子电路。本文描述了一种新的简单频率合成器,它可以在输出端产生一个频率等于输入信号频率之和除以一个常数的信号。文中给出了该合成器的仿真结果。本文不仅对该合成器进行了仿真,而且在单片机上进行了实际实现,并给出了测量结果。主要优点是合成器可以通过在任何微控制器中编程来创建。
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引用次数: 0
Gases and mixtures explosiveness estimation using a model trained by limited sets of gases 用有限气体集训练的模型估计气体和混合物的爆炸性
Pub Date : 2023-06-06 DOI: 10.1109/MECO58584.2023.10155019
D. Spirjakin, A. Baranov, I. Ivanov, H. Karami, G. Gharehpetian
Prevention of emergencies associated with flammable gases explosions remains an urgent task. A ranking place in solving of this task plays environment monitoring for combustible gases presence. The environmental explosiveness level can also be assessed overall, without measuring separate gases concentrations. The assessment of environmental explosiveness level can be performed using catalytic gas sensors based on combustion heat measurements of flammable gases combustion in the sensors. Modern data processing methods application, such as machine learning, allows to increase the measurements accuracy. However, machine learning needs a Iot of data. To collect that data enough measurements for different gases should be performed. At the same time, the question remains of whether it is possible to apply the machine learning models to gases, which have not been used while training. In this work, the results of the research are presented, where the possibility of successful models training using limited gases set and the ability of such models to assess the explosiveness level of other gases and mixtures were examined.
预防与可燃气体爆炸有关的紧急情况仍然是一项紧迫的任务。可燃气体存在的环境监测是解决这一问题的重要手段。环境爆炸性水平也可以进行整体评估,而无需测量单独的气体浓度。基于可燃气体在传感器内燃烧的燃烧热测量,可以使用催化气体传感器进行环境爆炸性等级的评估。现代数据处理方法的应用,如机器学习,可以提高测量精度。然而,机器学习需要大量的数据。为了收集这些数据,应该对不同的气体进行足够的测量。与此同时,问题仍然是是否有可能将机器学习模型应用于气体,这些模型在训练中尚未使用过。在这项工作中,提出了研究结果,其中使用有限气体集成功训练模型的可能性以及这些模型评估其他气体和混合物的爆炸性水平的能力进行了检查。
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引用次数: 0
Quantum Resilient Public Key Cryptography in Internet of Things 物联网中的量子弹性公钥加密
Pub Date : 2023-06-06 DOI: 10.1109/MECO58584.2023.10154994
R. Ristov, S. Koceski
With Internet of Things (IoT) becoming increasingly popular and widespread, the somewhat secure devices could potentially become completely insecure with the emergence of quantum computers. The problem is that a lot of IoT devices in crucial places are not secured and use unencrypted communication or use the current recommended encryption algorithms. This paper explores public key encryption (PKE) with post quantum cryptography (PQC) algorithm Kyber, despite it being usually used as key-encapsulation mechanism (KEM). The proposed approach has been evaluated experimentally. The conducted experiment encrypts the data on one scenario on the IoT device itself and in the other scenario the data is encrypted on a fog node. Obtained results are promising and suggest that quantum resilient public key cryptography is applicable in internet of things.
随着物联网(IoT)变得越来越流行和广泛,一些安全的设备可能会随着量子计算机的出现而变得完全不安全。问题是,许多关键位置的物联网设备不安全,使用未加密的通信或使用当前推荐的加密算法。本文探讨了后量子加密(PQC)算法Kyber的公钥加密(PKE),尽管它通常被用作密钥封装机制(KEM)。该方法已经过实验验证。所进行的实验在物联网设备本身的一个场景上加密数据,在另一个场景中,数据在雾节点上加密。结果表明,量子弹性公钥加密技术在物联网中具有一定的应用前景。
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引用次数: 0
The possibility of blockchain application in Higher Education 区块链在高等教育中应用的可能性
Pub Date : 2023-06-06 DOI: 10.1109/MECO58584.2023.10154919
Faton Kabashi, Vehbi Neziri, Halil Snopçe, A. Luma, Azir Aliu, Lamir Shkurti
Blockchain technology has the potential to revolutionize the way Higher Education operates. Blockchain is a decentralized and secure database that can store and manage digital information without the need for a centralized authority. This technology can be applied in Higher Education to improve the security, transparency, and efficiency of academic and administrative processes such as student records, credentials verification, and payment processing. Additionally, blockchainbased platforms can provide new opportunities for collaboration and credentialing that could enhance the learning experience for students. While there are still some challenges to be overcome, such as regulatory issues and the need for interoperability, the potential benefits of blockchain in Higher Education are significant and worth exploring. The purpose of this paper is to investigate the possible applications of blockchain technology in Higher Education institutions and to provide a proposal/scheme of a blockchain-based academic and career record system in Higher Education. The system being proposed is composed of three layers, which are the data, blockchain, and application layers. It is distinguished by decentralized control, secure transactions, and privacy protection.
区块链技术有可能彻底改变高等教育的运作方式。区块链是一个分散和安全的数据库,可以存储和管理数字信息,而不需要集中的权威。这项技术可以应用于高等教育,以提高学生记录、证书验证和支付处理等学术和行政流程的安全性、透明度和效率。此外,基于区块链的平台可以为协作和认证提供新的机会,从而增强学生的学习体验。虽然仍有一些挑战需要克服,比如监管问题和互操作性的需求,但区块链在高等教育中的潜在好处是巨大的,值得探索。本文的目的是研究区块链技术在高等教育机构中的可能应用,并提供基于区块链的高等教育学术和职业记录系统的建议/方案。提出的系统由三层组成,即数据层、区块链层和应用层。它的特点是分散控制、安全交易和隐私保护。
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引用次数: 0
Inductive Limit Switch Based on Chaotic Circuit with Double-Scroll Attractor 基于双涡旋吸引子混沌电路的感应限位开关
Pub Date : 2023-06-06 DOI: 10.1109/MECO58584.2023.10154984
O. Druzhina, Oleg Isakov, A. Karimov, Georgii Y. Kolev, Timur I. Karimov
Sensors based on chaotic oscillators comprise a promising direction in the field of nonlinear dynamics. Hypothetically, such sensors have improved sensitivity, selectivity, and rate. In this paper, we research and develop an inductive sensor based on the Sprott Case B chaotic oscillator, which features a double-scroll attractor. We propose a circuit implementation with inductive coil, and compare the results of the computer simulation with experimental study. We conclude that the proposed circuit is suitable for use as a limit switch to determine the position of a steel plate, as its dynamics is switching from chaotic to periodic regime at a certain adjustable distance between a coil and the plate. The performance obtained in the study is comparable with sensors of conventional design, but has the potential for improvement.
基于混沌振子的传感器是非线性动力学领域中一个很有前途的方向。理论上,这种传感器可以提高灵敏度、选择性和速率。本文研究并开发了一种基于Sprott Case B混沌振荡器的电感传感器,该传感器具有双涡旋吸引子。我们提出了一种电感线圈的电路实现,并将计算机仿真结果与实验研究结果进行了比较。我们得出的结论是,所提出的电路适合用作限位开关来确定钢板的位置,因为它的动力学在线圈和钢板之间的一定可调距离上从混沌状态切换到周期性状态。在研究中获得的性能与传统设计的传感器相当,但有改进的潜力。
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引用次数: 0
Leveraging Adaptive Redundancy in Multi-Core Processors for Realizing Adaptive Fault Tolerance in Mixed-Criticality Systems 利用多核处理器的自适应冗余实现混合临界系统的自适应容错
Pub Date : 2023-06-06 DOI: 10.1109/MECO58584.2023.10154986
F. Kempf, J. Becker
Nowadays, embedded systems are ubiquitous and their functionality is becoming increasingly intertwined with various critical demands. Integrating functionality with different criticality demands has led to the emergence of mixed-criticality systems (MCS), which require adaptive fault tolerance to ensure the correctness of critical tasks. In this paper, we propose a hardware-based adaptive redundancy approach for multi-core systems, which aims to enhance the reliability and safety of MCS. Our approach involves the reconfiguration of two physical processor cores into a single logical core that executes the same program on demand. The logical core provides adaptive redundancy to detect and mask faults. However, this reconfiguration can potentially result in deadlocks. To address this issue, we identify the scenarios where deadlocks may occur and provide a countermeasure to prevent their emergence. By adopting this runtime adaptive and hardware-based adaptive redundancy method, we can improve the reliability and safety of mixed-criticality systems. At the same time we utilize the processor architecture to abstract the reconfiguration process.
如今,嵌入式系统无处不在,其功能越来越多地与各种关键需求交织在一起。将功能与不同的临界需求相集成导致了混合临界系统(MCS)的出现,这需要自适应容错来确保关键任务的正确性。为了提高多核系统的可靠性和安全性,提出了一种基于硬件的多核系统自适应冗余方法。我们的方法是将两个物理处理器核心重新配置为一个逻辑核心,按需执行相同的程序。逻辑核心提供自适应冗余,检测和屏蔽故障。但是,这种重新配置可能会导致死锁。为了解决这个问题,我们确定了可能发生死锁的场景,并提供了防止死锁出现的对策。采用这种运行时自适应和基于硬件的自适应冗余方法,可以提高混合临界系统的可靠性和安全性。同时利用处理器体系结构对重构过程进行抽象。
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引用次数: 0
Artificial Intelligence in Education - Ethical framework 教育中的人工智能-伦理框架
Pub Date : 2023-06-06 DOI: 10.1109/MECO58584.2023.10155012
S. Gartner, M. Krasna
In the last few months we see the increased use of AI system in all aspects of live, including the education. Changes are seen in the IT business, ordinary business and introduce a plethora of problems into education. The AI can be absolute personal assistance if used correctly or a hell for learners and teachers if misused. On the other way it is so easy to misuse it and too time consuming to prevent these activities. The previous thought: Who will teach the teachers, is more and more important as the AI literacy of all involved in education must also incorporate the ethical consideration of application of AI in the education. We are trying to present the ethical codes that include AI and four basic building blocks of the ethical attitude of AI in education (autonomy, privacy, trust, and responsibility). Understanding the concepts of AI and their ethical considerations is a condition for acting in accordance with them and for introduction them in education.
在过去的几个月里,我们看到人工智能系统在生活的各个方面的使用越来越多,包括教育。在IT业务和普通业务中可以看到变化,并为教育引入了大量的问题。如果使用得当,人工智能可以成为绝对的个人帮助,如果使用不当,则会成为学习者和教师的地狱。另一方面,它很容易被滥用,而且防止这些活动太费时了。之前的想法:谁来教老师,越来越重要,因为所有参与教育的人的人工智能素养也必须纳入人工智能在教育中应用的伦理考虑。我们试图提出包括人工智能和人工智能在教育中的道德态度的四个基本组成部分(自主性、隐私、信任和责任)的道德准则。理解人工智能的概念及其伦理考虑是按照这些概念行事并将其引入教育的一个条件。
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引用次数: 2
Intelligent Traffic Light Solution for Green and Sustainable Smart City 绿色可持续智慧城市的智能交通灯解决方案
Pub Date : 2023-06-06 DOI: 10.1109/MECO58584.2023.10154954
Omid Jafari, Stanislav Kolosov, Nhan Vo, Asmita Thapa Magar, J. Heikkonen, R. Kanth
This research aims to develop a smart traffic light system that can improve traffic flow in urban areas. The proposed system uses sensors, cameras, and software to adjust the timing of traffic signals based on real-time traffic conditions. In this study, a Raspberry Pi 4 and MATLAB software was used to build the smart traffic controller. The detection part of the system involves several steps, including removing noise and retrieving information to calculate the number of cars detected. The system then switches traffic lights based on the detected car count. The MATLAB Image Acquisition and Computer Vision toolboxes were used to obtain and analyze the video frames received from the connected cameras. The detector uses the Gaussian Mixture Model to suppress frequently occurring features and to detect abnormal features, which are then used to detect changes caused by moving objects. Morphological operations are used to remove noise from the output. Finally, the system counts the cars detected by the Foreground Detector and switches the traffic lights accordingly. The proposed approach can help reduce traffic congestion and improve the overall flow of traffic in urban areas.
这项研究旨在开发一种智能交通灯系统,可以改善城市地区的交通流量。该系统使用传感器、摄像头和软件来根据实时交通状况调整交通信号的时间。在本研究中,使用树莓派4和MATLAB软件构建智能交通控制器。该系统的检测部分包括去除噪声和检索信息以计算检测到的汽车数量等几个步骤。然后系统根据检测到的车辆数量切换红绿灯。使用MATLAB图像采集和计算机视觉工具箱对连接的摄像机接收到的视频帧进行获取和分析。检测器使用高斯混合模型来抑制频繁出现的特征,并检测异常特征,然后用于检测运动物体引起的变化。形态学操作用于从输出中去除噪声。最后,系统对前景检测器检测到的车辆进行计数,并相应地切换红绿灯。建议的方法有助减少交通挤塞,改善市区的整体交通流量。
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引用次数: 0
期刊
2023 12th Mediterranean Conference on Embedded Computing (MECO)
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