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2020 2nd Novel Intelligent and Leading Emerging Sciences Conference (NILES)最新文献

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A Queueing Theory Approach for Maximized Energy Efficiency Traffic Offloading 一种最大能效交通分流的排队理论方法
Pub Date : 2020-10-24 DOI: 10.1109/NILES50944.2020.9257942
Yasmeen M. Abdelradi, A. El-Sherif, Laila H. Afify
Traffic offloading is considered a promising solution to relieve the explosive congestion of future cellular networks. Existing works in the literature focus on increasing the number of offloaded users. Nevertheless, users’ traffic load plays a critical role in having the ability to relay the data intended for the cellular users. In this paper, we consider the traffic offloading problem in a heterogeneous network (HetNet), with emphasis on the traffic load of each user in the network. Our objective is to maximize the total network energy efficiency (EE) while maintaining the system queues stability. We propose a heuristic offloading algorithm due to the non-convexity of the EE problem. Numerical results demonstrate that the proposed offloading algorithm outperforms similar algorithms in the literature that do not take the users’ traffic load into consideration during the offloading process.
流量分流被认为是缓解未来蜂窝网络爆炸性拥塞的一种很有前途的解决方案。现有文献的工作重点是增加卸载用户的数量。然而,用户的流量负载在为蜂窝用户中继数据的能力中起着关键作用。本文研究了异构网络(HetNet)中的流量分流问题,重点研究了网络中每个用户的流量负荷。我们的目标是在保持系统队列稳定性的同时最大化网络总能源效率(EE)。针对EE问题的非凸性,提出了一种启发式卸载算法。数值结果表明,本文提出的卸载算法优于文献中不考虑用户流量负载的同类算法。
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引用次数: 3
Real-time 4-way Intersection Smart Traffic Control System 实时四路交叉口智能交通控制系统
Pub Date : 2020-10-24 DOI: 10.1109/NILES50944.2020.9257949
Ali Amin, Salmeen Bahnasy, Asmaa Elhadidy, M. Elattar
Since traffic congestion is becoming a regular part of commuters’ life, there is a pressing need for better traffic management. Most current traffic control systems are not sensitive to the current state of the roads being controlled, instead they are fixed, timed traffic signals that do not respond to unpredicted congestion. Solutions have been proposed to solve this problem including creating a large database for each traffic stop and determining the optimal traffic signals for the best vehicle flow based on the statistics collected, which does not react to data outliers. Other solutions suggest installing weight sensors under roads to detect the number of vehicles waiting then setting the duration of the next green light accordingly. This paper proposes an image analysis work flow to analyze the number of waiting vehicles as well as moving vehicles in each arm of a 4-way intersection. Then the collected data is utilized to control the state of the entire intersection to ensure the best traffic flow for all waiting and moving vehicles. Results from this approach yielded an absolute mean error of 0.559 detected representative vehicles with standard deviation of 0.93 on the first dataset and mean absolute error of 0.554 with 1.20 standard deviation for the second dataset. This level of accuracy conformed with the finite state machine control logic of the intersection, moving from one state to the other according to the analyzed images in real-time without causing starvation to any of the intersection arms.
由于交通拥堵正成为通勤者生活的一部分,因此迫切需要更好的交通管理。大多数当前的交通控制系统对被控制道路的当前状态不敏感,相反,它们是固定的、定时的交通信号,不会对不可预测的拥堵做出反应。解决这一问题的方法包括为每个交通站点创建一个大型数据库,并根据收集到的统计数据确定最佳交通流量的最优交通信号,该数据库不会对数据异常值做出反应。其他解决方案包括在道路下安装重量传感器,以检测等待车辆的数量,然后相应地设置下一个绿灯的持续时间。本文提出了一种图像分析工作流程,用于分析四向交叉口各臂上的等待车辆数量和移动车辆数量。然后利用收集到的数据控制整个交叉口的状态,以确保所有等待和移动车辆的最佳交通流量。该方法的结果在第一个数据集上检测到的代表性车辆的绝对平均误差为0.559,标准差为0.93;在第二个数据集上,平均绝对误差为0.554,标准差为1.20。这种精度符合交集的有限状态机控制逻辑,根据分析的图像实时地从一种状态移动到另一种状态,而不会导致任何交集臂的饥饿。
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引用次数: 0
Implementation and Evaluation of an Enhanced Intention Prediction Algorithm for Lane-Changing Scenarios on Highway Roads 高速公路变道场景下增强型意图预测算法的实现与评价
Pub Date : 2020-10-24 DOI: 10.1109/NILES50944.2020.9257983
Omar Laimona, Mohamed A. Manzour, Omar M. Shehata, E. I. Morgan
For an autonomous vehicle driving on a public road, the safety of the passengers and the efficiency of the trip taken are prioritized causing the main function of the autonomous vehicle to be interpreting and inferring the intention of surrounding vehicles, and warning the driver accordingly. Recent Advanced Driving Assistance Systems (ADAS) are capable of and usually limited to, support features like forward-collision warnings, alerting the driver of hazardous road conditions, detecting road markings, and warning the driver if they are changing lanes. However, modern ADAS are still unable to perform basic vehicle-behavior-prediction humans are capable of. In this paper, we introduce and compare the results of two different methodologies, Recurrent Neural Networks (RNN) and Long Short-Term Memory networks (LSTM), for lane-changing intention prediction of surrounding vehicles. For the LSTM model, the F1-score achieved was 0.944 for lane-keeping, 0.781 for left lane-changing, and 0.942 for right lane-changing. The RNN-based model reached an F1-score of 0.704 for lane-keeping, 0.533 for left lane-changing, and 0.714 for right lane-changing. The training process of these data-driven based methodologies can be implemented using sequences of changing centroids of vehicles along with the frames and labeling of the maneuvers introduced by the PREVENTION dataset.
对于在公共道路上行驶的自动驾驶汽车来说,乘客的安全和行程的效率是优先考虑的,这使得自动驾驶汽车的主要功能是解释和推断周围车辆的意图,并相应地警告驾驶员。最新的高级驾驶辅助系统(ADAS)能够(通常仅限于)支持前方碰撞警告、提醒驾驶员危险路况、检测道路标记以及在驾驶员换道时发出警告等功能。然而,现代ADAS仍然无法完成人类能够完成的基本车辆行为预测。本文介绍并比较了两种不同的方法——递归神经网络(RNN)和长短期记忆网络(LSTM)——用于预测周围车辆变道意图的结果。对于LSTM模型,保持车道的f1得分为0.944,左变道的f1得分为0.781,右变道的f1得分为0.942。基于rnn的模型保持车道、左变道和右变道的f1得分分别为0.704、0.533和0.714。这些基于数据驱动的方法的训练过程可以使用改变车辆质心的序列以及预防数据集引入的机动的框架和标记来实现。
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引用次数: 1
Wastewater Treatment Model with Smart Irrigation Utilizing PID Control 基于PID控制的智能灌溉污水处理模型
Pub Date : 2020-10-24 DOI: 10.1109/NILES50944.2020.9257882
Adel Samir EL-Zemity, A. Gaafar, Ahmed Khaled Abdella Ahmed, A. Abdelwahab, Hatim Mohamed Saad, Mostafa Khaled Elboushi, Amira Mofreh Ibraheem
In this paper the activated sludge wastewater treatment process is modeled mathematically and explored. In addition, irrigation was recommended as a valid application for the reuse of wastewater. Other wastewater treatment processes (WWTP) were compared to the one chosen to justify the choice and a detailed expiation of the general wastewater treatment process was provided. Furthermore, PI, and PID controller were developed to further improve the performance of the activated sludge process. The controllers were devolved and tuned using MATLAB, and SIMULINK, and had a positive correlation on the performance of the wastewater treatment process, and consequently the irrigation systems.
本文对活性污泥废水处理过程进行了数学建模和探讨。此外,灌溉被推荐为废水回用的有效应用。将其他废水处理工艺(WWTP)与所选择的工艺进行比较,以证明选择的合理性,并提供了一般废水处理工艺的详细说明。此外,还开发了PI和PID控制器,以进一步提高活性污泥工艺的性能。使用MATLAB和SIMULINK对控制器进行了下放和调整,结果表明,控制器与废水处理过程的性能呈正相关,从而与灌溉系统的性能呈正相关。
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引用次数: 0
In-Silico Comparative Analysis of Egyptian SARS CoV-2 with Other Populations: a Phylogeny and Mutation Analysis 埃及SARS CoV-2与其他人群的计算机比较分析:系统发育和突变分析
Pub Date : 2020-10-24 DOI: 10.1109/NILES50944.2020.9257918
Lamis Sharawy, M. Tantawy, Yara A. Ahmed, A. Taha, Omar Soliman, Tamer M. Ibrahim, M. El-Hadidi
In the current SARS-CoV2 pandemic, identification and differentiation between SARS-COV2 strains are vital to attain efficient therapeutic targeting, drug discovery and vaccination. In this study, we investigate how the viral genetic code mutated locally and what variations is the Egyptian population most susceptible to in comparison with different strains isolated from Asia, Europe and other countries in Africa. Our aim is to evaluate the significance of these variations and whether they constitute a change on the protein level and identify if any of these variations occurred in the conserved domain of the virus. The available Covid-19 complete genome nucleotide sequences on NCBI were gathered and filtered, and representative sequences were selected from each of the mentioned continents to make the population of our sample 1535 sequences. Multiple sequence alignment was conducted for all the 1535 sequences obtained from NCBI. For higher accuracy, we used the MAFFT iterative refinement method. Conserved domain extraction was carried out for all 1535 sequence for mutation evaluation. When the mutations were evaluated, Spike_D614G, NSP12_P323L, NS3_Q57H and N_R203K were found to be the most common amino acid substitutions among the viral isolates from Egypt. All retrieved mutations were processed and analyzed with principal component analysis (PCA). In general, no clear clusters were clustered based on the mutation pattern of different continents, including Africa, Asia, and Europe. However, PCA shows that the African mutation pattern is a partial subset of the complete European mutation pattern.
在当前的SARS-CoV2大流行中,鉴定和区分SARS-CoV2菌株对于实现有效的治疗靶向、药物发现和疫苗接种至关重要。在这项研究中,我们调查了病毒遗传密码如何在当地发生突变,以及与从亚洲、欧洲和非洲其他国家分离的不同菌株相比,埃及人群最容易发生哪些变异。我们的目的是评估这些变异的重要性,以及它们是否构成蛋白质水平上的变化,并确定这些变异是否发生在病毒的保守结构域中。收集NCBI上可用的Covid-19全基因组核苷酸序列并进行筛选,从上述各大洲选择有代表性的序列,构成样本种群1535个序列。对NCBI中获得的1535个序列进行多序列比对。为了获得更高的精度,我们使用了MAFFT迭代细化方法。对所有1535个序列进行保守域提取,进行突变评估。结果表明,Spike_D614G、NSP12_P323L、NS3_Q57H和N_R203K是埃及病毒分离株中最常见的氨基酸替换。所有检索到的突变都用主成分分析进行处理和分析。总体而言,没有明确的基于不同大陆(包括非洲、亚洲和欧洲)突变模式的聚类。然而,PCA显示非洲突变模式是完整的欧洲突变模式的部分子集。
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引用次数: 3
A proposed IoT based Smart traffic lights control system within a V2X framework 一种基于物联网的V2X框架下的智能交通灯控制系统
Pub Date : 2020-10-24 DOI: 10.1109/NILES50944.2020.9257874
Hanaa Abohashima, M. Gheith, A. Eltawil
Smart traffic lights control systems started to appear in use on our roads particularly in the metropolitan areas. The technology aims to smoothen the flow of vehicles within junctions with the least waiting time and queue length which are the most popular metrics of traffic lights system. In this type of control system, traffic lights scheduling, and duration have to be dynamically controlled, which needs an intelligent traffic control scheme. In this paper, a framework of applying Vehicle-to-vehicle communications (V2V), Vehicle-to-infrastructure (V2I), Vehicle-to-everything (V2X), Internet of things (IoT) and Artificial intelligent techniques (AI) in the context of traffic lights management and control in an Internet of Things environment is introduced. Also, the dynamic scheduling of traffic lights given the real-time data from road and vehicle embedded sensors is elaborated. The paper also integrated the mathematical methods with the Neuro-Fuzzy based traffic control system for taking an intelligent decision based on the present traffic flows.
智能交通灯控制系统开始出现在我们的道路上,特别是在大都市地区。该技术旨在以最少的等待时间和排队长度(红绿灯系统最常用的指标)使交叉口内的车辆流动顺畅。在这种类型的控制系统中,交通灯的调度和持续时间需要动态控制,这就需要一种智能的交通控制方案。本文介绍了车对车通信(V2V)、车对基础设施(V2I)、车对一切(V2X)、物联网(IoT)和人工智能技术(AI)在物联网环境下交通信号灯管理和控制中的应用框架。此外,还详细阐述了基于道路和车辆嵌入式传感器实时数据的红绿灯动态调度问题。本文还将数学方法与基于神经模糊的交通控制系统相结合,对当前交通流进行智能决策。
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引用次数: 5
Comparative Analysis of Various Optimization Techniques for Solving Multi-Robot Task Allocation Problem 求解多机器人任务分配问题的各种优化技术的比较分析
Pub Date : 2020-10-24 DOI: 10.1109/NILES50944.2020.9257967
Mohamed Shelkamy, Catherine M. Elias, Dalia M. Mahfouz, Omar M. Shehata
Nowadays, The dependency on robotic fleets is increasing all over the globe. As a result of this increase, the Multi-Robot Systems (MRS) become a topic of considerable interest. One of the most problems solved by the introduction of MRS is the Multi-Robot Task Allocation (MRTA) problem. In order to determine the most suitable technique used in solving the MRTA problem, optimization based approaches are investigated. This paper represents a guide for researchers in the field of MRTA application to choose the suitable algorithm to solve the problem depending on the problem space and constraints. This paper introduces two different stochastic approaches to solve such problem which are the Genetic Algorithm (GA) and the Ant-Colony Optimization (ACO) algorithm. The two algorithms are tested and compared through several test cases. Results show that both algorithms have acceptable performance in terms of minimum distance and time convergence with certain limitations for each algorithm that are discussed through out the study.
如今,对机器人车队的依赖在全球范围内都在增加。由于这种增长,多机器人系统(MRS)成为一个相当感兴趣的话题。多机器人任务分配(MRTA)问题是引入多机器人任务分配后解决的最多的问题之一。为了确定解决MRTA问题的最合适的技术,研究了基于优化的方法。本文为MRTA应用领域的研究人员根据问题空间和约束条件选择合适的算法解决问题提供了指导。本文介绍了解决这类问题的两种不同的随机方法:遗传算法(GA)和蚁群算法(ACO)。通过几个测试用例对两种算法进行了测试和比较。结果表明,两种算法在最小距离和时间收敛方面都具有可接受的性能,但每种算法在研究中都有一定的局限性。
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引用次数: 5
Enhanced Arnold’s Cat Map-AES Encryption Technique for Medical Images 增强的Arnold Cat Map-AES医学图像加密技术
Pub Date : 2020-10-24 DOI: 10.1109/NILES50944.2020.9257876
Mohamed A. Wahby Shalaby, Marwa T. Saleh, H. Elmahdy
Human’s health information is considered momentous information, which is represented in medical systems. The amount of medical image information available for analysis is increasing with the modern medical image devices and biomedical image processing techniques. To prevent data modification from unauthorized persons from an insecure network, medical images should be encrypted efficiently. In this paper, a novel chaotic-based medical image encryption technique is proposed. This technique uses first a Butterworth High Pass Filter (BHPF) to enhance the medical image’s details to avoid any possible loss of medical details during the encryption-decryption process. The proposed technique is then developed by modifying Arnold’s cat map technique combined with the well-known Advanced Encryption Standard (AES) algorithm. By modifying Arnold’s cat map technique, three bits are formulated and added to the regular AES encryption key to increase the overall encryption robustness. A comparative study is conducted to compare first the efficiency of the proposed technique concerning Arnold’s Cat Map with AES (Cat-AES) and AES in its standard form. Then, the proposed encryption technique is also compared to the state-of-the-art chaotic-based medical image encryption techniques. It is shown from the comparative study that the proposed approach is capable of increasing both the strength of the encryption/decryption process and the quality of medical images with a reduction of the overall computational cost.
人体健康信息被认为是医疗系统中重要的信息。随着现代医学图像设备和生物医学图像处理技术的发展,可供分析的医学图像信息量不断增加。为了防止未经授权的人在不安全的网络中修改数据,医学图像必须进行有效的加密。提出了一种新的基于混沌的医学图像加密技术。该技术首先使用巴特沃斯高通滤波器(BHPF)增强医学图像的细节,以避免在加解密过程中可能丢失的医疗细节。然后,通过修改Arnold的猫图技术并结合著名的高级加密标准(AES)算法,开发了所提出的技术。通过修改Arnold的cat map技术,将三个比特添加到常规AES加密密钥中,以提高整体加密的鲁棒性。本文首先进行了一项比较研究,比较了所提出的关于Arnold’s Cat Map with AES (Cat-AES)和AES标准形式的效率。然后,将所提出的加密技术与最先进的基于混沌的医学图像加密技术进行了比较。对比研究表明,该方法能够提高加解密过程的强度和医学图像的质量,同时降低总体计算成本。
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引用次数: 6
Inverse memrsitor emulator active Realizations 逆忆阻器仿真器主动实现
Pub Date : 2020-10-24 DOI: 10.1109/NILES50944.2020.9257961
Haneen G. Hezayyin, Nariman A. Khalil, A. Madian
The paper aims to propose three different inverse memristor emulators based on serveral active blocks. One of the presented emulator realizes employing second generation current conveyor (CCII) andcanalog voltage multiplier with passive elements. The other two introduced emulators are designed using cureent feedback operational amplifier (CFOA) with two switches or two BJT transistor. One of the proposed emulators has the advantages that it switches between the inverse and memristor at the same time but in different frequency with less number of components. The introduced circuitry are simulated to validate the concept of inverse memristor showing the pinched hysteresis loop in the I-V plane. Selected emulator is verified experimentally. A comparison of the three proposed emulators is presented to highlight the number ofcactive, passive components, and the range of frequency.
本文旨在提出三种不同的基于几个有源模块的逆忆阻器仿真器。其中一个仿真器采用第二代电流传送带(CCII)和带无源元件的模拟电压乘法器来实现。另外两种仿真器采用带两个开关或两个BJT晶体管的电流反馈运算放大器(CFOA)设计。其中一种仿真器的优点是可以同时在不同频率的逆阻器和忆阻器之间切换,并且元件数量较少。对所介绍的电路进行了仿真,验证了逆忆阻器的概念,显示了在I-V平面上的缩紧滞回线。对所选仿真器进行了实验验证。提出了三种仿真器的比较,以突出有源元件,无源元件的数量和频率范围。
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引用次数: 3
Comparative Analysis of Various Machine Learning Techniques for Epileptic Seizures Detection and Prediction Using EEG Data 基于脑电图数据的癫痫发作检测与预测的各种机器学习技术的比较分析
Pub Date : 2020-10-24 DOI: 10.1109/NILES50944.2020.9257979
Hossam Elghamry, Mohamed S. Ghoneim, Aya Abo Haggag, M. Darweesh, T. Ismail
Epileptic seizures occur as a result of functional brain dysfunction and can affect the health of the patient. Prediction of epileptic seizures before the onset is beneficial for the prevention of seizures through medication. Electroencephalograms (EEG) signals are used to predict epileptic seizures using machine learning techniques and feature extractions. Nevertheless, the pre-processing of EEG signals for noise removal and extraction of features are two significant problems that have an adverse effect on both anticipation time and true positive prediction performance. Considering this, the proposed model will provide remarkable methods for both pre-processing and extraction of features. The proposed model detects various brain states and accounts for both epileptic seizures detection and prediction. Using the EEG CHB-MIT dataset, the support vector machine (SVM) model was trained, tested, and compared, having a best true positive percentage of 91% for a single patient and 82% for multiple patients. The SVM algorithm was also compared to other machine learning algorithms such as K-Nearest Neighbors (KNN) proving to be more efficient with a true positive percentage of 82% than KNN with 80%.
癫痫发作是功能性脑功能障碍的结果,可影响患者的健康。在癫痫发作前预测癫痫发作有利于通过药物预防癫痫发作。脑电图(EEG)信号用于预测癫痫发作使用机器学习技术和特征提取。然而,脑电信号的去噪预处理和特征提取是影响预测时间和真正预测性能的两个重要问题。考虑到这一点,所提出的模型将为特征的预处理和提取提供显著的方法。所提出的模型可以检测各种大脑状态,并可以用于癫痫发作的检测和预测。使用EEG CHB-MIT数据集,对支持向量机(SVM)模型进行训练、测试和比较,单个患者的最佳真阳性率为91%,多个患者的最佳真阳性率为82%。SVM算法还与其他机器学习算法(如K-Nearest Neighbors (KNN))进行了比较,证明其效率更高,其真正百分比为82%,而KNN的真正百分比为80%。
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引用次数: 2
期刊
2020 2nd Novel Intelligent and Leading Emerging Sciences Conference (NILES)
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