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2020 International Conference on Computer Science and Software Engineering (CSASE)最新文献

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Pectoral Muscles Removal in Mammogram Image by Hybrid Bounding Box and Region Growing Algorithm 基于混合边界盒和区域生长算法的乳房x线图像胸肌去除
Pub Date : 2020-04-01 DOI: 10.1109/CSASE48920.2020.9142055
Enas Mohammed Hussein Saeed, Hayder Adnan Saleh
Breast cancer is one of the most common causes of death among women globally. Accurate and early detection is necessary for decreasing mortality and increase treatment success rates. Mammogram image is currently one of the best ways to detect breast cancer in the early stages, but it contains many artifacts such as noise, labels, and pectoral muscles, that must be deleted or suppressed because it greatly affects the results of the diagnosis in the coming stages. Removing the pectorals muscle is the biggest problem because it possesses an intensity tissue that closely resembles the tissue of fat, glands, and tumors in the form of mammograms. In this paper, an effective algorithm has been suggested by Hybridization Bounding Box and Region growing algorithm (HBBRG) algorithm to solve the problem of pectoral muscle removal which greatly affects the results of tumor detection in the next stages by combines the Bounding Box (BB) and Region growing (RG). To perform this work, pre-processing for mammogram images was applied in two stages. In the first stage, a medium filter and binary image with a specific threshold were used to remove noise and label respectively. In the second phase, the pectoral muscles were removed by applying the (BB) and (RG) algorithm separately, and then we proposed merging the two methods to set up an HBBRG algorithm with the aim to get better results for remove pectoral muscles. The proposed algorithms were tested on all the Mammographic Image Analysis Society (MIAS) database images, and the results showed a significant advantage in the HBBRG algorithm compared to other algorithms as it achieved results in over 98% to completely remove the pectoral muscles of all types of images.
乳腺癌是全球妇女最常见的死亡原因之一。准确和早期发现是降低死亡率和提高治疗成功率的必要条件。乳房x光图像是目前早期检测乳腺癌的最佳方法之一,但它包含许多伪影,如噪声、标签和胸肌,必须删除或抑制,因为它极大地影响了后续阶段的诊断结果。切除胸肌是最大的问题,因为它具有与乳房x光照片上的脂肪组织、腺体组织、肿瘤组织非常相似的强度组织。本文结合边界盒(BB)和区域生长(RG)算法,提出了一种有效的算法——混合边界盒和区域生长算法(HBBRG)算法,解决了对下一阶段肿瘤检测结果影响很大的胸肌切除问题。为了完成这项工作,对乳房x光图像进行了两个阶段的预处理。在第一阶段,使用中值滤波器和特定阈值的二值图像分别去除噪声和标记。第二阶段分别采用(BB)和(RG)算法对胸肌进行去除,并提出合并两种方法建立HBBRG算法,以获得更好的胸肌去除效果。在所有乳腺图像分析协会(MIAS)数据库图像上对所提出的算法进行了测试,结果显示HBBRG算法与其他算法相比具有显著优势,所有类型图像的胸肌完全去除率达到98%以上。
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引用次数: 5
Security Improvement of Cloud Data Using Hybrid Cryptography and Steganography 使用混合加密和隐写技术提高云数据的安全性
Pub Date : 2020-04-01 DOI: 10.1109/CSASE48920.2020.9142072
Mustafa Abbas, Suadad S. Mahdi, S. A. Hussien
One of the significant advancements in information technology is Cloud computing, but the security issue of data storage is a big problem in the cloud environment. That is why a system is proposed in this paper for improving the security of cloud data using encryption, information concealment, and hashing functions. In the data encryption phase, we implemented hybrid encryption using the algorithm of AES symmetric encryption and the algorithm of RSA asymmetric encryption. Next, the encrypted data will be hidden in an image using LSB algorithm. In the data validation phase, we use the SHA hashing algorithm. Also, in our suggestion, we compress the data using the LZW algorithm before hiding it in the image. Thus, it allows hiding as much data as possible. By using information concealment technology and mixed encryption, we can achieve strong data security. In this paper, PSNR and SSIM values were calculated in addition to the graph to evaluate the image masking performance before and after applying the compression process. The results showed that PSNR values of stego-image are better for compressed data compared to data before compression.
云计算是信息技术的重大进步之一,但在云环境下,数据存储的安全问题是一个大问题。因此,本文提出了一种利用加密、信息隐藏和哈希函数来提高云数据安全性的系统。在数据加密阶段,我们使用AES对称加密算法和RSA非对称加密算法实现了混合加密。接下来,使用LSB算法将加密后的数据隐藏在图像中。在数据验证阶段,我们使用SHA散列算法。此外,在我们的建议中,我们使用LZW算法压缩数据,然后将其隐藏在图像中。因此,它允许隐藏尽可能多的数据。通过使用信息隐藏技术和混合加密技术,可以实现较强的数据安全性。本文除了计算图外,还计算了PSNR和SSIM值,以评估应用压缩过程前后的图像掩蔽性能。结果表明,与压缩前的数据相比,隐写图像压缩后的PSNR值更好。
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引用次数: 5
Analysing Factors That Influence Alumni Graduate Studies Attainment with Decision Trees 用决策树分析影响校友研究生学业成就的因素
Pub Date : 2020-04-01 DOI: 10.1109/CSASE48920.2020.9142069
Daniela Alejandra Gomez Cravioto, Ramon Eduardo Diaz Ramos, M. Galaz, N. H. Gress, Héctor Gibrán Ceballos Cancino
In Mexico, higher education is constantly suffering from low percentage of placement and interest of individuals for a graduate degree. Mexico needs more postgraduate students to increase the research and development activities and boost innovation in the private sector, especially in strategic industries. This paper suggests the use of data mining techniques to explore alumni factors and understand if these have a relationship with the alumnus returning to study a postgraduate degree. Fifteen attributes obtained from an alumni survey study were analyzed; this survey contains information from 12,780 former students, which graduated from a bachelor’s degree in Tec de Monterrey. The Cross-Industry Standard Process for Data Mining (CRISP-DM) methodology is used, and the machine learning algorithms, Random Forest, J48 and REPTree are compared to identify the best approach to build a classification model which can predict whether an alumni will study or not a postgraduate degree. For the purpose of this research, the data mining tool used was the Waikato Environment for Knowledge Analysis (WEKA). The resulting model shows that random forest outperforms the other decision tree algorithms based on the accuracy and classifier error, which drives the conclusion that this is a more suitable classifier for the explored dataset.
在墨西哥,高等教育一直受到低就业率和个人对研究生学位兴趣的困扰。墨西哥需要更多的研究生来增加研究和开发活动,促进私营部门的创新,特别是在战略行业。本文建议使用数据挖掘技术来探索校友因素,并了解这些因素是否与校友回国攻读研究生学位有关。分析了从校友调查研究中获得的15个属性;这项调查包含了从蒙特雷理工大学学士学位毕业的12,780名前学生的信息。使用数据挖掘跨行业标准过程(CRISP-DM)方法,并比较机器学习算法、随机森林、J48和REPTree,以确定构建分类模型的最佳方法,该模型可以预测校友是否将攻读研究生学位。本研究使用的数据挖掘工具是Waikato Environment For Knowledge Analysis (WEKA)。结果表明,基于准确率和分类器误差,随机森林算法优于其他决策树算法,从而得出结论,该算法更适合于所探索的数据集。
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引用次数: 2
A Survey on the Applications of Smart Home Systems 智能家居系统应用综述
Pub Date : 2020-04-01 DOI: 10.1109/CSASE48920.2020.9142103
Jawaher Abdulwahab Fadhil, Omar Ammar Omar, Q. Sarhan
Smart home systems have gained importance nowadays owing to the various applications they provide to the users. Applications of smart home systems cover many aspects of our daily life and help to reduce the cost of living via controlling and managing home appliances as an example. Currently, there are a huge number of studies on smart home systems; these studies mostly cover smart home visions, enabling technologies, etc. So far, a limited number of surveys point out, comprehensively, the applications and services of smart home systems. This paper presents a survey on smart home applications alongside many directions. The applications are classified into many categories each with a brief discussion on its purpose, advantages, and limitations.
智能家居系统由于其为用户提供的各种应用而变得越来越重要。智能家居系统的应用涵盖了我们日常生活的许多方面,例如通过控制和管理家用电器来帮助降低生活成本。目前,有大量关于智能家居系统的研究;这些研究主要涉及智能家居愿景、使能技术等。到目前为止,有限的调查全面地指出了智能家居系统的应用和服务。本文介绍了智能家居应用的调查以及许多方向。这些应用程序被分为许多类别,并简要讨论了其目的、优点和局限性。
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引用次数: 7
Fuzzy logic controller based Shunt Active Power Filter for Current Harmonic Compensation 基于模糊控制器的并联有源电力滤波器电流谐波补偿
Pub Date : 2020-04-01 DOI: 10.1109/CSASE48920.2020.9142059
E. M. Thajeel, M. M. Mahdi, E. Abbas
This paper presents the performance investigation of three phase shunt active power filter (SAPF) using proportional integral (PI) and Fuzzy Logic controller (FLC). The control designing applied to active power filters (APFs) play a key role on the improvement the performance of APF. Compensate the harmonic component for the supply current, can improve the power quality and enhance the reliability and stability on power utility. In classical control systems like PI controller, information of the controlled system is essential in the formulation of a set of algebraic and differential equations, which analytically relate inputs and outputs. To overcome all these problems FL based control techniques can be used; it is designed to improve compensation capability by adjusting the current error using a fuzzy rule. The performance of these controllers acting on SAPF has been done on MATLAB simulation. The proposed system is composed by three phase source that fed a non-linear rectifier and impedance consisting of the combination of resistance and capacitance. The obtained results using the proposed controller give satisfactory results and verified through the simulations.
研究了采用比例积分(PI)和模糊控制器(FLC)的三相并联有源电力滤波器(SAPF)的性能。有源电力滤波器的控制设计对提高有源电力滤波器的性能起着至关重要的作用。对供电电流的谐波分量进行补偿,可以改善电能质量,提高电力系统的可靠性和稳定性。在像PI控制器这样的经典控制系统中,被控系统的信息在一组代数和微分方程的表述中是必不可少的,这些方程解析地将输入和输出联系起来。为了克服所有这些问题,可以使用基于FL的控制技术;利用模糊规则调节电流误差,提高了系统的补偿能力。在MATLAB上对这些控制器在SAPF作用下的性能进行了仿真。该系统由馈入非线性整流器的三相源和电阻与电容相结合的阻抗组成。利用所提出的控制器得到的结果令人满意,并通过仿真进行了验证。
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引用次数: 3
Performance Evaluation of Graphical User Interfaces in Java and C# 基于Java和c#的图形用户界面性能评价
Pub Date : 2020-04-01 DOI: 10.1109/CSASE48920.2020.9142075
Hassan B. Hassan, Q. Sarhan
With the growing usage and migration of interactive applications and systems into today’s environment, the significance of the graphical user interfaces (GUIs) increases as they act as the gates into using systems efficiently. Therefore, extensive efforts are spent to enhance the usability of the GUIs. However, most of the works focus on testing the functional properties of applications’ GUIs rather than nonfunctional features such as performance. For this reason, it is worthwhile to assess the performance of various GUI components at runtime. In this paper, the most popular programming languages used to create GUI based applications namely, Java and C# were compared experimentally to evaluate their performance in terms of the creation and manipulation of GUI components/controls. The experimental results of this study, which is based on 32 testing scenarios, showed that Java outperformed C# in all test scenarios. This might be because of the “HotSpot” performance engine that Java uses. This study is useful for developers to get insights into the performance of different GUI components provided by different programming languages. Also, it helps them to choose the right programming language for their GUI based applications hence enhance the overall applications’ performance and user satisfaction.
随着交互式应用程序和系统在当今环境中的使用和迁移的增加,图形用户界面(gui)的重要性也在增加,因为它们是有效使用系统的门户。因此,需要花费大量的精力来增强gui的可用性。然而,大多数工作都集中在测试应用程序gui的功能属性,而不是性能等非功能特性。出于这个原因,在运行时评估各种GUI组件的性能是值得的。本文对用于创建基于GUI的应用程序的最流行的编程语言,即Java和c#进行了实验比较,以评估它们在创建和操作GUI组件/控件方面的性能。本研究基于32个测试场景的实验结果表明,Java在所有测试场景中都优于c#。这可能是因为Java使用的“HotSpot”性能引擎。这项研究有助于开发人员深入了解由不同编程语言提供的不同GUI组件的性能。此外,它还可以帮助他们为基于GUI的应用程序选择正确的编程语言,从而提高应用程序的整体性能和用户满意度。
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引用次数: 2
Improving Louvain Algorithm by Leveraging Cliques for Community Detection 利用派系进行社区检测的Louvain算法改进
Pub Date : 2020-04-01 DOI: 10.1109/CSASE48920.2020.9142102
Elaf Adel Abbas, H. N. Nawaf
Community detection is one of the most important fields that help us in understand and analyze the structure of social networks. It is a tool to identify closely related groups in terms of social relations or common interests. In fact, community detection can be applied in social media, web clients, or e-commerce. For this purpose, the traditional Louvain algorithm is used for community detection as a suitable algorithm, since it provides fast, efficient and robust community detection on large static networks. However, the high computing complexity of this algorithm is a motivation of this work. Initially, the existing cliques and the other nodes which have not included in cliques are considered as separated communities instead of considering each node in the network is a community as in the traditional method, then the gain of integrating neighboring communities is calculated. A specific research methodology is followed to ensure that the work is rigorous in achieving the aim of the work. In synthetic and real-world data, the traditional and improved algorithms had to be applied to record the results, then analyze them. Experimentally, the results prove the execution time has reduced if it is compared with the traditional algorithm while preserving the quality of partitions at the same time somewhat.
社区检测是帮助我们理解和分析社会网络结构的重要领域之一。它是一种识别在社会关系或共同利益方面密切相关的群体的工具。事实上,社区检测可以应用于社交媒体、网络客户端或电子商务。因此,传统的Louvain算法作为一种合适的社区检测算法,可以在大型静态网络中提供快速、高效、鲁棒的社区检测。然而,该算法的高计算复杂度是这项工作的一个动机。与传统方法将网络中的每个节点视为一个社团不同,该方法首先将现有社团和未加入社团的其他节点视为独立社团,然后计算相邻社团的积分增益。具体的研究方法是遵循,以确保工作是严格的,以实现工作的目标。在合成和真实世界的数据中,必须应用传统和改进的算法来记录结果,然后对其进行分析。实验结果表明,与传统算法相比,该算法在一定程度上保证了分区质量的同时,减少了执行时间。
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引用次数: 2
Using Standard Error to Find the Best Robust Regression in Presence of Multicollinearity and Outliers 用标准误差寻找存在多重共线性和异常值的最佳稳健回归
Pub Date : 2020-04-01 DOI: 10.1109/CSASE48920.2020.9142066
K. Pati
Multicollinearity and outliers are seen as one of the most common problems in the models of multiple linear regression. In the present paper, a robust ridge regression is proposed on the basis of weighted ridge least trimmed squares (WRLTS). The suggested method WRLTS is compared with the following methods of estimation: The Ordinary Least Squares (OLS), Ridge Regression (RR), Robust Ridge Regression (RRR), such as Ridge Least Median Squares (RLMS), Ridge Least Trimmed Squares (RLTS), regression which is based on LTS estimator and Weighted Ridge (WRID) as far as Standard Error is concerned. For the sake of illustration of the suggested method, two examples are given through the use of R programming to test the data. Both examples have shown that WRLTS is the best estimator in comparison to the other methods in the present paper.
多重共线性和异常值是多元线性回归模型中最常见的问题之一。本文提出了一种基于加权脊最小裁剪二乘的鲁棒脊回归方法。将WRLTS方法与普通最小二乘(OLS)、岭回归(RR)、鲁棒岭回归(RRR),如岭最小中值二乘(RLMS)、岭最小裁剪二乘(RLTS)、基于LTS估计量的回归和加权岭(WRID)的标准误差进行了比较。为了说明所建议的方法,给出了两个例子,通过使用R编程来测试数据。两个例子都表明,与本文的其他方法相比,WRLTS是最好的估计器。
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引用次数: 5
Speaker Verification Using Cosine Distance Scoring with i-vector Approach 使用i-vector方法的余弦距离评分的说话人验证
Pub Date : 2020-04-01 DOI: 10.1109/CSASE48920.2020.9142088
Musab T. S. Al-Kaltakchi, R. Al-Nima, Mahmood Alfathe, Mohammed A. M. Abdullah
In this paper, a robust yet simple speaker verification system is implemented. The speaker verification system is investigated employing the i-vector approach with the Cosine Distance Scoring (CDS) for system classification. In addition, to measure the system performance, Equal Error Rate (EER), Detection Error Trade-off (DET) Curve, Receiver Operating Characteristic (ROC) curve as well as Detection Cost Function (DCF) were utilized. Experimental results are conducted on the TMIT database using 64 randomly selected speakers. The proposed system utilizes the Mel Frequency Cepstral Coefficients (MFCC) and Power Normalized Cepstral Coefficients (PNCC) for feature extraction. In addition, features normalization methods such as Feature Warping (FW) and Cepstral Mean-Variance Normalization (CMVN) are used in order to mitigate channel effect noise. The speakers are modeled with the i-vector while CDS is used for classification. Experimental results demonstrate that the proposed system achieved promising results while being computationally efficient.
本文实现了一个鲁棒且简单的说话人验证系统。采用i向量方法和余弦距离评分(CDS)进行系统分类,研究了说话人验证系统。此外,利用等错误率(EER)、检测误差权衡(DET)曲线、受试者工作特征(ROC)曲线和检测成本函数(DCF)来衡量系统性能。实验结果是在TMIT数据库上随机选择64位说话人进行的。该系统利用Mel频率倒谱系数(MFCC)和功率归一化倒谱系数(PNCC)进行特征提取。此外,还采用特征扭曲(FW)和倒谱均值方差归一化(CMVN)等特征归一化方法来减轻信道效应噪声。扬声器使用i向量建模,而使用CDS进行分类。实验结果表明,该系统在计算效率高的同时取得了良好的效果。
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引用次数: 6
Tracking Ball in Soccer Game Video using Extended Kalman Filter 扩展卡尔曼滤波在足球比赛视频中的球跟踪
Pub Date : 2020-04-01 DOI: 10.1109/CSASE48920.2020.9142058
H. Najeeb, R. F. Ghani
The detection of the ball is the first step for tracking in soccer broadcasted video. In some cases, it is difficult to detect the ball by shape and color. Especially, when it overlaps with other objects (line or players). Therefore, we have been suggested a new technique of real-time ball tracking. First, reducing the rate of a missing ball through determining the candidate position of balls rather than attempting to identify the position of ball, computing the distance between the ball and candidate balls to delete the false candidate position of the balls by the threshold. At last, estimating the ball position via Extended Kalman filter. The proposed work has achieved higher accuracy and speed than other methods which are used Kalman filter and template matching or used only a Kalman filter for tracking the ball.
在足球转播视频中,球的检测是跟踪的第一步。在某些情况下,很难通过形状和颜色来检测球。特别是当它与其他对象(线或玩家)重叠时。因此,我们提出了一种新的实时球跟踪技术。首先,通过确定球的候选位置而不是试图识别球的位置来降低漏球率,计算球与候选球之间的距离,通过阈值删除错误的候选球位置。最后,利用扩展卡尔曼滤波估计球的位置。与使用卡尔曼滤波和模板匹配或仅使用卡尔曼滤波进行球跟踪相比,该方法具有更高的精度和速度。
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引用次数: 4
期刊
2020 International Conference on Computer Science and Software Engineering (CSASE)
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