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2018 4th International Conference on Computer and Technology Applications (ICCTA)最新文献

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Software tools for environmental monitoring of the Northern part of the Caspian sea 里海北部环境监测的软件工具
Pub Date : 2018-05-01 DOI: 10.1109/CATA.2018.8398661
G. D. Kaziyeva, S. Sagnayeva, G. Sembina, A. Ismailova
The development of oil and gas fields in the Northern Caspian caused an intensive anthropogenic load and the need to create data warehouses for hydrological, hydrochemical, and biota data for research related to a retrospective assessment of the degree to which anthropogenic impact on a biota affects the biota of different directions. The main goal of the article is the use of algorithmic tools for analytical processing and interpretation of the results of environmental observations in the water area of the Northern part of the Caspian Sea to predict the occurrence and development of environmental changes in the environment, and the organization of centralized storage of heterogeneous (hydrochemical and hydrobiological, etc.) data. The use of the selected software platform (TOFI) to obtain, exchange and process data will allow to provide sections of multi-dimensional cubes of bio monitoring data of the ecosystem of the Northern part of the Caspian Sea to decision-makers and the public.
北里海油气田的开发造成了巨大的人为负荷,需要为水文、水化学和生物群数据建立数据仓库,用于回顾性评估对生物群的人为影响对不同方向生物群的影响程度。本文的主要目标是利用算法工具对里海北部海域的环境观测结果进行分析处理和解释,预测环境中环境变化的发生和发展,并组织异构(水化学和水生物等)数据的集中存储。使用选定的软件平台(TOFI)来获取、交换和处理数据将允许向决策者和公众提供里海北部生态系统的多维生物监测数据的部分。
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引用次数: 1
RPN+ fast boosted tree: Combining deep neural network with traditional classifier for pedestrian detection RPN+快速提升树:将深度神经网络与传统分类器相结合用于行人检测
Pub Date : 2018-05-01 DOI: 10.1109/CATA.2018.8398672
Jiaxiang Zhao, Jun Li, Yingdong Ma
The problem of pedestrian detection receives increasing attention due to the rapid development of artificial intelligence technologies. In this paper, we propose a deep neural network based method which combines with a traditional classifier for fast and robust pedestrian detection. Specifically, region proposals generation and feature extraction are implemented using a modified RPN-VGG method. The proposed method is designed to improve system performance on small objects detection. A new classifier, Fast Boosted Tree, is trained based on RPN outputs to obtain the final results. Experiments on Caltech pedestrian dataset demonstrate that the proposed method achieves 8.77% miss rate and has the best known efficiency with state-of-the-art CNN-based detectors. When algorithm efficiency is not considered, detection quality can be further improved to 8.25% miss rate by adding global normalization and optical flow features.
随着人工智能技术的飞速发展,行人检测问题越来越受到人们的关注。本文提出了一种基于深度神经网络和传统分类器相结合的快速鲁棒行人检测方法。具体来说,使用改进的RPN-VGG方法实现区域建议生成和特征提取。该方法旨在提高系统在小目标检测方面的性能。在RPN输出的基础上训练一种新的分类器,快速提升树,以获得最终结果。在加州理工学院行人数据集上的实验表明,该方法的缺失率为8.77%,是目前最先进的基于cnn的检测器中效率最高的。在不考虑算法效率的情况下,通过加入全局归一化和光流特征,可以将检测质量进一步提高到8.25%的缺失率。
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引用次数: 8
A new combined system using ANN and complex wavelet transform for tissue density classification in mammography images 基于神经网络和复小波变换的乳腺x线图像组织密度分类新方法
Pub Date : 2018-05-01 DOI: 10.1109/CATA.2018.8398679
H. Yaşar, Uğurhan Kutbay, F. Hardalaç
Breast cancer is the most common type of cancer that occurs in one of every eight women in the world and is the most common in women. Early diagnosis of the disease is of great importance in order to reduce tissue loss and disease-related deaths. For this reason, in the literature, many studies have been done such as automatic breast tissue density classification, automatic normal-abnormal tissue classification and automatic benign-malignant tissue classification. In this study, a new combined system based on artificial neural networks (ANN) and complex wavelet transform is proposed to classify tissue density from mammography images. The study using 322 images of the MIAS database have resulted in classification success rates ranging from 80% to 94.79% for different breast tissue density classes (fatty, fatty-glandular, dense-glandular).
乳腺癌是最常见的癌症,世界上每8名女性中就有1人患乳腺癌,是女性中最常见的癌症。为了减少组织损失和与疾病相关的死亡,疾病的早期诊断非常重要。为此,文献中进行了乳腺组织密度自动分类、正常与异常组织自动分类、良性与恶性组织自动分类等研究。本文提出了一种基于人工神经网络(ANN)和复小波变换的乳腺x线图像组织密度分类方法。该研究使用了MIAS数据库的322张图像,对不同的乳腺组织密度类别(脂肪、脂肪腺、致密腺)的分类成功率从80%到94.79%不等。
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引用次数: 4
A new clustering approach to identify the values to query the deep web access forms 一种新的聚类方法来识别深网访问表单的值
Pub Date : 2018-05-01 DOI: 10.1109/CATA.2018.8398666
Yasser Saissi, A. Zellou, A. Idri
The deep web is a huge part of the web only accessible by querying its access forms. To query these access forms, we need to know the possible values of each form field. But, some form fields have an undefined set of values and this makes their automatic query difficult or impossible. In this paper, we propose our new approach to identify the set of the possible values for these fields to query the deep web access forms. For this, we query first these fields with the values associated with the domain of the deep web source. After, we use the K-medoids clustering approach to classify these generated results in a K clusters. For this, our clustering approach uses the semantic similarity between these results. The elements of the generated clusters are used by our approach to define the set of the possible values of these analyzed fields. With this approach, we can apply efficient queries to all the fields of the deep web access forms and access the deep web information.
深网是网络的很大一部分,只能通过查询其访问表单来访问。要查询这些访问表单,我们需要知道每个表单字段的可能值。但是,有些表单字段有一组未定义的值,这使得自动查询变得困难或不可能。在本文中,我们提出了一种新的方法来识别这些字段的可能值集,以查询深网访问表单。为此,我们首先用与深网源的域相关的值查询这些字段。之后,我们使用K-medoids聚类方法将这些生成的结果分类到K个聚类中。为此,我们的聚类方法使用这些结果之间的语义相似性。我们的方法使用生成的簇的元素来定义这些分析字段的可能值的集合。利用这种方法,我们可以对深网访问表单的所有字段进行高效的查询,并访问深网信息。
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引用次数: 1
A method of verification of software based on CPN 一种基于CPN的软件验证方法
Pub Date : 2018-05-01 DOI: 10.1109/CATA.2018.8398660
Tao Sun, Haifen Ren, Linjing Zhang
As a formal technique of modelling, the Colored Petri Nets (CPN) is often used to model the parallel software systems with its outstanding advantages. The verification of software which has the parallel behaviors is too difficult. The state spaces of such systems are partial or occur the explosion easily because of limitation of computer memory and complexity of model. The truth is that the traditional methods of verification do not work with the partial or explosion of state space efficiently. In this paper, a novel method of verification of software systems based on the CPN is proposed. Firstly, the linear temporal logic (LTL) is used to describe the property of the system. And then verify the negation of property formula. Secondly, label the state in the path generated dynamically based on the different types of the LTL formulas. Finally, find the “good” path in the existing paths set to be the heuristic search according to the metrics: Complexity (Com), Number (Num), and Distance (Dis). At last, the CPN model is given to prove the validity and correctness of the algorithm.
彩色Petri网(CPN)作为一种形式化的建模技术,以其突出的优点被广泛用于并行软件系统的建模。具有并行行为的软件的验证过于困难。由于计算机内存的限制和模型的复杂性,这类系统的状态空间是局部的或容易发生爆炸。事实是,传统的验证方法不能有效地处理部分状态空间或爆炸状态空间。本文提出了一种基于CPN的软件系统验证方法。首先,利用线性时间逻辑(LTL)来描述系统的性质。然后验证性质公式的否定性。其次,根据不同类型的LTL公式在动态生成的路径中标记状态。最后,根据复杂度(Com)、数量(Num)和距离(Dis)等指标,在现有路径中找到“好的”路径。最后给出了CPN模型,证明了该算法的有效性和正确性。
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引用次数: 0
Decision support system for diagnosing anemia 贫血诊断决策支持系统
Pub Date : 2018-05-01 DOI: 10.1109/CATA.2018.8398684
S. Belginova, Indira Uvaliyeva, Aigerim Ismukhamedova
Paper describes the features of building medical knowledge bases, shows an example of the construction of rules and the implementation of logical conclusion in such systems. The general scheme of constructing of medical expert systems for the diagnosis of anemia is presented. The stages of building a medical knowledge base and examples of writing logical rules are presented.
本文阐述了医学知识库构建的特点,给出了在医学知识库中规则的构建和逻辑结论的实现实例。提出了构建贫血诊断医学专家系统的总体方案。给出了建立医学知识库的步骤和编写逻辑规则的例子。
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引用次数: 16
A novel approach for estimation of coronary artery calcium score class using ANN and body mass index, age and gender data 一种利用神经网络和身体质量指数、年龄和性别数据估计冠状动脉钙评分等级的新方法
Pub Date : 2018-05-01 DOI: 10.1109/CATA.2018.8398680
H. Yaşar, S. Serhatlioglu, Uğurhan Kutbay, F. Hardalaç
Cardiovascular diseases group is the one that causes most death in the world. There is a strong association between coronary artery disease and coronary artery calcium score. Therefore; coronary artery calcium score and class are important for the determination of risk of heart attack. In this study, a new automated assessment system is proposed to estimate the Agatston coronary artery calcium score class without need for measurement. In the estimation study performed under two different titles on the basis of three classes and five classes for Agatston coronary artery calcium score; ANN, body mass index, age and gender were used. In the study, the data collected from a total of 260 patients (105 female, 155 male), ages ranging between 29 and 77 years (an average of 45.56 years), were used. As a result of the study, it was seen that a successful estimation rate of 67.69% was reached in estimating the class of Agatston coronary artery calcium score for the patients correctly when an estimation was made with five classes were taken as basis. In the study, a rate of success of 91.15% was achieved in the estimation based on three classes.
心血管疾病是世界上导致死亡人数最多的疾病之一。冠状动脉疾病与冠状动脉钙评分有很强的相关性。因此;冠状动脉钙化评分和分级对于确定心脏病发作的风险很重要。在本研究中,提出了一种新的自动评估系统,无需测量即可估计Agatston冠状动脉钙评分等级。在基于Agatston冠状动脉钙评分的3级和5级的两种不同标题下进行的评估研究;采用人工神经网络、体重指数、年龄和性别。本研究共收集260例患者的数据,其中女性105例,男性155例,年龄29 ~ 77岁,平均45.56岁。研究结果显示,在以5个等级为基础进行估计时,正确估计患者Agatston冠状动脉钙评分等级的成功率为67.69%。在本研究中,基于三类的估计成功率为91.15%。
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引用次数: 2
Responsive web design commitment by the web developers in Palestine 响应式网页设计承诺的网页开发人员在巴勒斯坦
Pub Date : 2018-05-01 DOI: 10.1109/CATA.2018.8398658
Fawwaz Yousef Alnawaj'ha, Mohammed AbuTaha
Responsive web design is an approach for browsing a particular web page perfectly on different devices without resizing, panning, and scrolling the page, it is emerged in 2013 with the use of smartphones in accessing the internet, it becomes an interested to web developers after the increasing in the use of tablets, phones and smartwatches in the internet access. This paper will shed more light on this important approach and the latest updates in it and then study the commitment of web developers in Palestine with this approach, where the top 20 sites in Palestine studied and we found that 40% of them are not responsive, after that a website was created and tested, the created site complies with the principles of responsive web design.
响应式网页设计是一种在不同设备上完美浏览特定网页的方法,无需调整大小,移动和滚动页面,它出现在2013年使用智能手机访问互联网,随着平板电脑,手机和智能手表在互联网访问中的使用增加,它成为web开发人员的兴趣。本文将更多地阐述这种重要的方法和最新的更新,然后研究巴勒斯坦网络开发者使用这种方法的承诺,在巴勒斯坦前20个网站研究中,我们发现40%的网站没有响应,在网站创建和测试之后,创建的网站符合响应式网页设计的原则。
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引用次数: 1
Image denoising method by endorsement of neighborhood pixels 基于邻域像素背书的图像去噪方法
Pub Date : 2018-05-01 DOI: 10.1109/CATA.2018.8398678
Ayesha Saadia, A. Rashdi
Noise removal from an image is yet very hot area in image processing. It is a vital preprocessing step in many applications. The objective of image denoising is to estimate a clean image from a noisy observation. In this context noise is defined to be a disturbance in the observed signal, leading to an inaccurate measurement of the observed quantity and thus to a loss of information. In this paper, a denoising algorithm is proposed which works blindly i.e. without any prior information about the noise variance. Input image is divided into 3×3 sized patches and similar patches are searched in the neighborhood. Original value of a pixel is estimated by endorsing neighborhood pixels. Endorsement is decided according to the degree of similarity between the pixel under consideration and pixels around it. Significance of the proposed technique is verified by comparing it with other state of the art techniques, qualitatively and quantitatively.
图像去噪一直是图像处理领域的研究热点。在许多应用中,这是一个至关重要的预处理步骤。图像去噪的目的是从有噪声的观测中估计出一个干净的图像。在这种情况下,噪声被定义为观测信号中的一种干扰,它导致对观测量的测量不准确,从而导致信息的丢失。本文提出了一种盲目的去噪算法,即不需要任何关于噪声方差的先验信息。将输入图像分成3×3大小的小块,在邻域内搜索相似的小块。通过对邻域像素的认可来估计像素的原始值。背书是根据所考虑的像素与其周围像素之间的相似程度来决定的。通过将所提出的技术与其他先进技术进行定性和定量的比较,验证了所提出技术的意义。
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引用次数: 1
Comparative analysis on features extraction strategies for GPCR classification GPCR分类特征提取策略的比较分析
Pub Date : 2018-05-01 DOI: 10.1109/CATA.2018.8398676
Safia Bekhouche, Yamina Mohamed Ben Ali
Protein is an alphabetical sequence of amino acids, this form of sequence can never be processed by data mining and machine learning algorithms that are needed for numerical data. Feature extraction strategies are used to transform the alphabetical sequence into a feature vector representing the properties of this sequence. But each method produces an attributes vector of different size and properties to others. Our work aims to compare three most used feature extraction strategies that are AAC, PseAAC and DC using five selected machine learning algorithms deployed on weka platform, they are evaluated based on Accuracy, F-measure, MCC and error rate measures. This comparison helps us to decide what feature extraction strategy is best suited to work while applying computationally expensive selected machine learning algorithms on a protein sequence data. Experiments suggested that AAC, PseAAC and DC methods would be optimal on GPCR classification at sub sub-family level using MLP algorithm. While working with other classifiers would be optimal if we do not use a huge subset of data so a grand class number. Hence this study concludes that a better performance would be reached when a good classifier is established.
蛋白质是按字母顺序排列的氨基酸,这种形式的序列永远无法通过数据挖掘和机器学习算法处理,而这些算法需要用于数字数据。特征提取策略用于将字母序列转换为表示该序列属性的特征向量。但是每种方法产生的属性向量的大小和属性都不同于其他方法。我们的工作旨在比较三种最常用的特征提取策略,即AAC, PseAAC和DC,使用部署在weka平台上的五种选择的机器学习算法,并基于准确性,F-measure, MCC和错误率指标对它们进行评估。这种比较有助于我们决定在对蛋白质序列数据应用计算昂贵的选择机器学习算法时,哪种特征提取策略最适合工作。实验表明,采用MLP算法,AAC、PseAAC和DC方法对亚亚家族水平的GPCR分类效果最佳。而使用其他分类器将是最佳的,如果我们不使用大量的数据子集,所以一个大的类数。因此,本研究得出结论,当建立一个好的分类器时,将达到更好的性能。
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引用次数: 1
期刊
2018 4th International Conference on Computer and Technology Applications (ICCTA)
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