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2018 International Arab Conference on Information Technology (ACIT)最新文献

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A Novel Implementation of Ternary Decoder Using CMOS DPL Binary Gates 一种利用CMOS DPL二进制门实现三元解码器的新方法
Pub Date : 2018-11-01 DOI: 10.1109/ACIT.2018.8672698
Ramzi A. Jaber, A. Elhajj, Lina A. Nimri, A. Haidar
This paper proposes a novel implementation of Ternary Decoder using CMOS DPL (Double Pass Logic) Binary logic gates, in digital CMOS technology. The physical design of the circuits is simulated and tested with Micro-Cap 10 SPICE simulator. The Proposed Ternary Decoder circuit can be used in VLSI design. The Proposed decoder circuit will be the basic circuit to create other Ternary Logic Circuits like Ternary Logic Gates, Ternary Memory, Adder, Multiplier, Multiplexer, and others. The simulation results demonstrate the merits of the approach in terms of reduced number of transistors by 25% compared to the existing ternary decoder.
在数字CMOS技术中,提出了一种利用CMOS DPL (Double Pass Logic)二进制逻辑门实现三元解码器的新方法。利用Micro-Cap 10 SPICE模拟器对电路的物理设计进行了仿真和测试。所提出的三元解码器电路可用于超大规模集成电路的设计。提出的解码器电路将是创建其他三元逻辑电路的基本电路,如三元逻辑门,三元存储器,加法器,乘法器,多路复用器等。仿真结果表明,与现有的三进制译码器相比,该方法的晶体管数量减少了25%。
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引用次数: 8
Feature-Based Opinion Summarization for Arabic Reviews 基于特征的阿拉伯语评论意见摘要
Pub Date : 2018-11-01 DOI: 10.1109/ACIT.2018.8672719
A. El-Halees, Doaa Salah
Opinion mining applications work with a large number of opinion holders. This means a summary of opinions is important so we can easily interpret holders' opinions. The aim of this paper is to provide a feature-based summarization for Arabic reviews. In our work, a system is proposed using Natural Language Processing (NLP) techniques, information extraction and sentiment lexicons. This provides users to access the opinions expressed in hundreds of reviews in a concise and useful manner. We start with extracting feature for a specific domain, assigned sentiment classification to each feature, and then summarized the reviews. We conducted a set of experiments to evaluate our system using data corpus from the hotel domain. The accuracy for opinion mining we calculated using objective evaluation was 71.22%. We, also, applied subjective evaluation for the summary generation and it indicated that our system achieved a relevant measure of 73.23 % accuracy for positive summary and 72.46% accuracy for a negative summary.
意见挖掘应用程序与大量意见持有者一起工作。这意味着一个意见总结是很重要的,这样我们就可以很容易地理解持有者的意见。本文的目的是为阿拉伯语评论提供一个基于特征的摘要。在我们的工作中,提出了一个使用自然语言处理(NLP)技术、信息提取和情感词典的系统。这为用户提供了一种简洁而有用的方式来访问数百条评论中表达的意见。我们从提取特定领域的特征开始,为每个特征分配情感分类,然后总结评论。我们使用来自酒店领域的数据语料库进行了一组实验来评估我们的系统。利用客观评价计算的意见挖掘准确率为71.22%。我们还对摘要的生成进行了主观评价,结果表明我们的系统在正面摘要和负面摘要的生成上分别达到了73.23%和72.46%的准确度。
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引用次数: 7
A Multi-Level Data-Centric Model of System of Systems Engineering 以数据为中心的多层次系统工程模型
Pub Date : 2018-11-01 DOI: 10.1109/ACIT.2018.8672676
Ahmad Koubeissi
System of systems is a concept describing a large scale system consisting of component systems that are spread across multiple hierarchical levels where for each level, a component system can have multiple structures. Establishing an engineering model for system of systems is essential for representing operational and managerial independence of component systems and their interactions leading to emergent and evolutionary development of system of systems with enhanced composite capabilities. This article contributes to system of systems modeling of physical component systems and organizational component systems. We propose a data-centric model for supervision of system of systems. A concrete example is discussed composed of two cooperating component systems, an unmanned aerial vehicle and an intelligent autonomous road vehicle, in which the unmanned aerial vehicle acts as an external global positioning system sensor that supplies redundant navigation information to the intelligent autonomous road vehicle, to be able to safely maneuver in a confined space.
系统的系统是一个概念,描述了一个由组件系统组成的大规模系统,这些组件系统分布在多个层次上,对于每个层次,组件系统可以有多个结构。建立“系统的系统”的工程模型对于表示组成系统的操作和管理独立性以及它们之间的相互作用,从而导致具有增强的组合能力的“系统的系统”的涌现和进化发展至关重要。本文对物理构件系统和组织构件系统的系统建模做出了贡献。我们提出了一个以数据为中心的系统的监督模型。讨论了一个由无人机和智能自主道路车辆两个协同组件系统组成的具体实例,其中无人机作为外部全球定位系统传感器,为智能自主道路车辆提供冗余导航信息,使其能够在有限空间内安全机动。
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引用次数: 1
Metrics for Assessing the Basic Alignment Between Business Process and Enterprise Information Architectures with Reference to the BPAOntoEIA Framework 参考BPAOntoEIA框架评估业务流程和企业信息体系结构之间基本一致性的度量
Pub Date : 2018-11-01 DOI: 10.1109/ACIT.2018.8672715
Mahmood Ahmad, M. Odeh, S. Green
For the contemporary enterprise, Business-IT strategic alignment is instrumental for the business advantage. The evaluation of this alignment is important for continuous improvement at the infra-structure levels of business and IT, which is enhanced if the enterprise information architecture has a complete knowledge of business processes, their orchestration and models. This paper presents metrics for assessing the basic BPA-EIA alignment at the lowest architectural levels obtained through BPAOntoEIA framework, which employs a design science approach to derive a semantic EIA from a semantic object- based BPA approach. The basic assessment metrics are defined for derivation of EIA entities. Their values have been stated for a cancer care case-study showing a promising degree of BPA-EIA alignment. The framework is expected to provide a high degree of alignment for other EIA elements when derived from the associated business orocess architecture.
对于现代企业来说,业务- it战略一致性对于业务优势是有帮助的。对这种一致性的评估对于业务和IT基础结构级别的持续改进非常重要,如果企业信息体系结构具有业务流程、它们的编排和模型的完整知识,则可以增强业务和IT基础结构级别的持续改进。本文提出了通过BPAOntoEIA框架在最低架构级别评估基本BPA-EIA一致性的指标,该框架采用设计科学方法从基于语义对象的BPA方法中派生出语义EIA。定义了基本评价指标,用于推导环评实体。它们的价值已经在一个癌症护理案例研究中被陈述,显示了BPA-EIA校准的有希望的程度。当从相关的业务或流程体系结构派生时,期望该框架为其他EIA元素提供高度的一致性。
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引用次数: 2
Learning Graph Representation: A Comparative Study 学习图表示:一个比较研究
Pub Date : 2018-11-01 DOI: 10.1109/ACIT.2018.8672689
W. Etaiwi, A. Awajan
Graphs are ubiquitous and allow us to model entities and the relationships between them. Graph data is often observed directly in the natural world (e.g., telecommunication or social networks), and the success of many machine learning tasks such as classification, link prediction, and many others, depends mainly on learning a useful feature representation from graph. This study investigates several research studies that have been conducted in the field of graph representation learning. The growing attention in graph representation learning and graph embedding in recent years raise the need for comparing the existing methods in terms of methodology and techniques. This paper summarizes the recent techniques and methods used for graph representation learning, and compare them together.
图无处不在,它允许我们对实体及其之间的关系进行建模。图数据通常是直接在自然世界中观察到的(例如,电信或社交网络),许多机器学习任务(如分类、链接预测等)的成功主要取决于从图中学习有用的特征表示。本研究调查了在图表示学习领域进行的几项研究。近年来,人们对图表示学习和图嵌入的研究越来越关注,因此有必要对现有的方法在方法和技术上进行比较。本文总结了近年来用于图表示学习的技术和方法,并对它们进行了比较。
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引用次数: 2
OntoSoS.QR: Semantic Representation of Quality Requirements Metamodel for Systems of Systems OntoSoS。系统的系统质量需求元模型的语义表示
Pub Date : 2018-11-01 DOI: 10.1109/ACIT.2018.8672693
Eman Qaddoumi, M. Odeh, Z. Khan, M. Kossmann
Semantic representation is increasingly used in today's works. With interoperability issues between different constituent systems in the Systems of Systems (SoS) arrangement, it is necessary to have a common vocabulary between heterogenetic systems to avoid interoperability- related problems that degrade the quality of services of the SoS. In this paper, we introduce an ontological model to represent the quality requirements of the SoS. The quality requirements ontology can enable not only describing quality properties and their relations in detail but also supporting consensus on quality requirements concepts and helping to assess the degree that the Constituent System (CS) can support the SoS incorporating.
语义表示在当今的工作中得到越来越多的应用。由于系统的系统(SoS)安排中不同组成系统之间存在互操作性问题,因此有必要在异构系统之间使用通用词汇表,以避免与互操作性相关的问题,从而降低SoS的服务质量。在本文中,我们引入了一个本体模型来表示SoS的质量需求。质量需求本体不仅可以详细描述质量属性及其关系,还可以支持对质量需求概念的共识,并有助于评估组成系统(CS)支持SoS合并的程度。
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引用次数: 1
Improvement of OLSR Protocol by Using Bacis Up MPR and Routing Table Mechanisms 利用Bacis Up MPR和路由表机制改进OLSR协议
Pub Date : 2018-11-01 DOI: 10.1109/ACIT.2018.8672716
Fadlallah Chbib, Ayman Khalil, W. Fahs, Reda Chbib, Ali Raad
Mobile Ad-Hoc Network (MANET) is a gathering of wireless mobile nodes that communicate with each other using wireless links (Bluetooth, hotspots … etc.), and without any infrastructure or centralized control. One of the prominent proactive routing protocols in MANET called Optimized Link State Routing (OLSR) uses the concept of Multipoint relays (MPR) to avoid unnecessary transmissions of Link State messages. It also decreases the overhead in the network. However, the major problem in OLSR is when a specific node loses any of its neighbors it will execute MPR continuously, which leads to broadcasting of the Topology Control (TC) message. In this paper, we propose two new methods called Backup MPR and Routing Table Mechanisms that minimize the number of execution of MPR in order to reduce the congestion of control messages in OLSR. The obtained results have shown that the packet delivery ratio and the throughput have increased, and consequently the ratio of the overhead has decreased.
移动自组织网络(MANET)是无线移动节点的集合,这些节点通过无线链路(蓝牙、热点等)相互通信,没有任何基础设施或集中控制。MANET中最重要的主动路由协议之一是优化链路状态路由(OLSR),它使用多点中继(MPR)的概念来避免不必要的链路状态消息传输。它还减少了网络开销。然而,OLSR中的主要问题是,当一个特定节点失去其任何邻居时,它将连续执行MPR,这将导致广播拓扑控制(TC)消息。在本文中,我们提出了备份MPR和路由表机制两种新方法,以减少MPR的执行次数,以减少OLSR中控制消息的拥塞。结果表明,数据包的发送率和吞吐量都得到了提高,从而降低了开销的比例。
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引用次数: 8
Automatic Segmentation of Contractions and Other Events in Monopolar EHGs-Monodimensional Study 单极ehgs -单维研究中收缩和其他事件的自动分割
Pub Date : 2018-11-01 DOI: 10.1109/ACIT.2018.8672720
Zaylaa Amer, Ahmad Diab, M. Khalil, C. Marque
Until recently, many studies have been achieved for the sake of automatically segmentation of the electrohysterogram (EHG) in order to identify the efficient uterine contractions but the most of them encountered the presence of other events such as motion artifacts and other kind of contractions despite of the use of efficient filtering methods. In this study, we apply an online method which is developed previously and known by Dynamic Cumulative Sum (DCS) on monopolar EHG signals acquired through a 4×4 electrodes matrix with and without CCA-EMD denoising method. The detected segments are driven through an automatic concatenation technique of detected event time from all channels in order to reduce the unwanted segments, the obtained segments then undergo to implemented Margin validation test in order to classify among them. Sensitivity of detected contractions and other detected events rate referring to identified contractions by expert have been calculated in order to track the efficiency of the fully automated multichannel segmentation method. Additional EHG filtering techniques like CCA-EMD method seems to be better but effective time cost. Further studies should be achieved in order to decreasing the other events rate for the sake of fully identifying the uterine contractions.
直到最近,为了识别子宫的有效收缩,对宫电图(EHG)进行了许多自动分割的研究,但尽管使用了有效的滤波方法,但大多数研究都遇到了其他事件的存在,如运动伪影和其他类型的收缩。在这项研究中,我们应用了一种在线方法,该方法是以前开发的,并被动态累积和(DCS)所知,该方法通过4×4电极矩阵获得单极EHG信号,并使用和不使用CCA-EMD去噪方法。检测到的片段通过从所有通道检测到的事件时间的自动拼接技术来驱动,以减少不需要的片段,然后对获得的片段进行Margin验证测试,以便在它们之间进行分类。为了跟踪全自动多通道分割方法的效率,计算了检测到的收缩的灵敏度和专家识别到的其他检测到的事件率。额外的EHG过滤技术,如CCA-EMD方法似乎更好,但有效的时间成本。进一步的研究,以减少其他事件的发生率,以充分识别子宫收缩。
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引用次数: 4
A Fast Clustering Algorithm for Analyzing Big Data Generated in Ubiquitous Sensor Networks 泛在传感器网络大数据分析的快速聚类算法
Pub Date : 2018-11-01 DOI: 10.1109/ACIT.2018.8672680
O. Zahwe, O. Majed, Hassan Harb, Mohamad Hamze, A. Nasser
Recently, The emergence of wireless sensor networks (WSNs) plays a major role in the rise of big data as thousands of their applications collect huge amounts of data that require processing. Consequently, WSN faces two major challenges. First, it handles the big data collection, and second, the energy of sensors will be depleted quickly due to the huge volume of data collection and transmission. Hence, current research has been focused on data classification as an efficient technique to reduce big data collection in WSNs thus enhancing their lifetime. This paper proposes a fast data clustering technique called FKmeans, i.e. Fast Kmeans, dedicated to periodic applications in WSNs. FKmeans consists of two stage algorithm and aims to enhance the time cost of distance calculation of traditional Kmeans algorithm thus, ensure fast data delivery to the sink node. The first stage, i.e. center selection stage, selects a small portion of datasets in order to find the best possible location of the centers. The second stage, i.e. cluster formation stage, uses the traditional Kmeans algorithm adopted to the Euclidean distance where the initial centers used are taken from the first stage. Our proposed technique is validated via simulations on real sensor data and comparison with the traditional Kmeans algorithm. The obtained results show the effectiveness of our technique in terms of improving the energy consumption and data delivery delay, without loss in data fidelity.
最近,无线传感器网络(wsn)的出现在大数据的兴起中发挥了重要作用,因为成千上万的应用程序收集了大量需要处理的数据。因此,无线传感器网络面临两大挑战。首先,它处理大数据收集,其次,由于数据的大量收集和传输,传感器的能量会很快耗尽。因此,目前的研究重点是将数据分类作为一种有效的技术来减少无线传感器网络的大数据收集,从而提高其使用寿命。本文提出了一种快速数据聚类技术,称为FKmeans,即fast Kmeans,用于无线传感器网络的周期性应用。FKmeans由两阶段算法组成,旨在提高传统Kmeans算法计算距离的时间成本,从而保证数据快速传递到汇聚节点。第一阶段,即中心选择阶段,选择一小部分数据集,以找到中心的最佳可能位置。第二阶段,即聚类形成阶段,使用传统的Kmeans算法对欧几里得距离进行计算,其中使用的初始中心取自第一阶段。通过对真实传感器数据的仿真和与传统Kmeans算法的比较,验证了我们提出的技术。得到的结果表明,我们的技术在提高能耗和数据传输延迟方面是有效的,而数据保真度没有损失。
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引用次数: 3
Arabic Semantic Similarity Approaches - Review 阿拉伯语语义相似方法综述
Pub Date : 2018-11-01 DOI: 10.1109/ACIT.2018.8672665
Marwah Alian, A. Awajan
Semantic similarity between different texts is a challenging task. It measures the relation between texts, sentences and words to depict their degree of similarity or resemblance. Many of the Natural languages processing tasks and applications need measuring the text semantic similarity to achieve good results. Plagiarism detection, text entailment, text summarization, machine translation, and information extraction are among these applications. Therefore many Methods for measuring semantic similarity have been proposed for Arabic text which is reviewed and compared in this research.
不同文本之间的语义相似性是一项具有挑战性的任务。它衡量文本、句子和单词之间的关系,以描述它们的相似或相似程度。许多自然语言处理任务和应用都需要测量文本语义相似度以获得良好的结果。这些应用包括抄袭检测、文本蕴涵、文本摘要、机器翻译和信息提取。因此,本文对阿拉伯文文本的语义相似度测量方法进行了综述和比较。
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引用次数: 11
期刊
2018 International Arab Conference on Information Technology (ACIT)
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