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Regression-Based Machine Learning Framework for Customer Churn Prediction in Telecommunication Industry 基于回归的电信行业客户流失预测机器学习框架
Q3 Computer Science Pub Date : 2023-01-01 DOI: 10.12720/jait.14.5.1046-1055
Sylvester Igbo Ele, Uzoma Rita Alo, Henry Friday Nweke, Ofem Ajah Ofem
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引用次数: 0
Empirical Evaluation of Machine Learning Performance in Forecasting Cryptocurrencies 机器学习预测加密货币性能的实证评估
IF 1 Q3 Computer Science Pub Date : 2023-01-01 DOI: 10.12720/jait.14.4.639-647
Lauren Al Hawi, S. Sharqawi, Q. A. Al-Haija, A. Qusef
—Cryptocurrencies like Bitcoin are one of today's financial system’s most contentious and difficult technological advances. This study aims to evaluate the performance of three different Machine Learning (ML) algorithms, namely, the Support Vector Machines (SVM), the K Nearest Neighbor (KNN), and the Light Gradient Boosted Machine (LGBM), which seeks to accurately estimate the price movement of Bitcoin, Ethereum, and Litecoin. To test these algorithms, we used an existing continuous dataset extracted from Kaggle and coinmarketcap.com. We implemented models using the Knime platform. We used auto biner for volume and market capital. Sensitivity analysis was performed to match different parameters. The F and accuracy statistics were used for the evaluation of algorithm performances. Empirical findings reveal that the KNN has the highest forecasting performance for the overall dataset in our first investigation phase. On the other hand, the SVM has the highest for forecasting Bitcoin and the LGBM for Ethereum and Litecoin in the individual dataset in the second investigation phase.
像比特币这样的加密货币是当今金融体系中最具争议和最困难的技术进步之一。本研究旨在评估三种不同机器学习(ML)算法的性能,即支持向量机(SVM)、K近邻(KNN)和光梯度增强机(LGBM),该算法旨在准确估计比特币、以太坊和莱特币的价格走势。为了测试这些算法,我们使用了从Kaggle和coinmarketcap.com提取的现有连续数据集。我们使用Knime平台实现模型。我们使用了自动捆绑机,以获得销量和市场资本。对不同参数进行敏感性分析。采用F统计量和准确率统计量对算法性能进行评价。实证结果表明,在我们的第一个调查阶段,KNN对整个数据集的预测性能最高。另一方面,SVM在第二个调查阶段的单个数据集中预测比特币和以太坊和莱特币的LGBM的能力最高。
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引用次数: 0
Face Detection in Close-up Shot Video Events Using Video Mining 基于视频挖掘的特写视频事件人脸检测
IF 1 Q3 Computer Science Pub Date : 2023-01-01 DOI: 10.12720/jait.14.2.160-167
Amjad Rehman Khan, M. Harouni, Sepideh Sharifi, Saeed Ali Omer Bahaj, T. Saba
—Face detection and recognition in abrupt dynamic images is still challenging due to high complexity of images. To tackle this issue, we employed Gray-Level Co-occurrence Matrix (GLCM) to convert large video into smaller consequential sections containing sequence information from a series of images. GLCM is a matrix associated with the relationship between the values of adjacent pixels in an image. The proposed method is composed of two stages. First, the video is taken as input using the histogram difference method. Features are extracted using co-occurrence matrix of images, statistical methods, and the border of sudden shots extracted from the video. Second, face recognition with the Viola-Jones algorithm is performed on the sudden shots extracted in the first step. Thus, the face is extracted by video data mining in output in close shots. In this method, we compared the parameter model in three windows (3, 5 and 7) and threshold limit for detecting abrupt cuts between values (0.1, 0.5, 1.5, 1.5 and 2) for each window. The highest percentage of face detection is attained by considering the maximum percentage of abrupt cuts in the 5×5 window with a threshold value of 1.
-由于图像的高度复杂性,突发性动态图像中的人脸检测和识别仍然具有挑战性。为了解决这个问题,我们使用灰度共生矩阵(GLCM)将大视频转换为包含一系列图像序列信息的较小的相应部分。GLCM是与图像中相邻像素值之间的关系相关联的矩阵。该方法分为两个阶段。首先,使用直方图差分法将视频作为输入。利用图像的共现矩阵、统计方法和从视频中提取的突发镜头的边界提取特征。其次,利用Viola-Jones算法对第一步提取的突发镜头进行人脸识别。因此,在近距离拍摄的输出中,通过视频数据挖掘提取人脸。在该方法中,我们比较了三个窗口(3,5和7)的参数模型和检测每个窗口值(0.1,0.5,1.5,1.5和2)之间突然切割的阈值限制。通过考虑阈值为1的5×5窗口中突然切割的最大百分比,可以获得最高的人脸检测百分比。
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引用次数: 1
Clickbait Detection in Indonesian News Title with Gray Unbalanced Class Based on BERT 基于BERT的印尼新闻标题灰色不平衡类标题党检测
IF 1 Q3 Computer Science Pub Date : 2023-01-01 DOI: 10.12720/jait.14.2.233-241
P. Andono, Pieter Santoso Hadi, Muljono Muljono, Catur Supriyanto
—Bahasa Indonesia is used by about 263 million people in the world but it is classified as an under-resourced language. The problem of clickbait in news analysis has gained attention in recent years. However, for Indonesian, there is still a lack of resources for clickbait tasks. Clickbait attracts the attention of readers, even though the content is not informative and misleading. The imbalance of the clickbait dataset means unequal distribution of classes within the dataset which affects the classification result. In this research, focal loss is proposed to improve classification accuracy without reducing the number of original data. Normally, clickbait data are separated into two classes, namely clickbait, and non-clickbait. However, some titles are difficult to categorize, even by humans. Therefore, this study categorizes the titles into three categories, namely clickbait, non-clickbait, and gray-clickbait. The proposed method achieves an accuracy of 93.4% in the classification of two classes, which is better than previous studies. However, the proposed method achieves an accuracy of 73.3% in the classification of three classes. Our research shows a high similarity between gray-clickbait and clickbait data, making classification more challenging. On the other hand, the use of titles on three categorizations in clickbait is not enough to provide better classification performance.
-世界上约有2.63亿人使用印尼语,但它被归类为资源不足的语言。近年来,新闻分析中的标题党问题引起了人们的关注。然而,对于印尼语来说,仍然缺乏用于标题党任务的资源。标题党吸引了读者的注意力,即使内容没有信息和误导。标题党数据集的不平衡是指数据集中类别分布不均匀,影响分类结果。本研究提出在不减少原始数据数量的前提下,利用焦点损失来提高分类精度。通常,标题党数据分为两类,即标题党和非标题党。然而,有些标题很难分类,即使是人类。因此,本研究将标题分为三类,即标题党(clickbait)、非标题党(non-clickbait)和灰色标题党(灰色标题党)。该方法在两类分类中准确率达到93.4%,优于以往的研究。然而,该方法在三类分类中达到了73.3%的准确率。我们的研究表明,灰色标题党和标题党数据之间的相似性很高,这使得分类更具挑战性。另一方面,在标题党中使用三种分类标题不足以提供更好的分类性能。
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引用次数: 0
Employee Reimbursement System for a Manufacturing Company 制造企业员工报销制度
IF 1 Q3 Computer Science Pub Date : 2023-01-01 DOI: 10.12720/jait.14.2.350-354
R. A. C. Roque, Dhan Joseph P. Praga, G. L. Intal
—Manual processes are still evident in firms today despite the advancements in technology. Reducing manual processes can improve an organization’s competitiveness by maximizing resources and preventing disruptions. The current reimbursement process of Company ABC is a manual process that utilizes manpower, material, and financial resources. This study aims to propose an employee reimbursement system to facilitate the process using the systems analysis approach, which consists of modeling requirements, data and process modeling, object modeling, and consideration of development strategies. The JUSTINMIND software was used as the prototyping tool for the design of the user interface. The proposed process may facilitate the reimbursement process through by reducing manual workload through process automation.
-尽管技术进步,人工流程在今天的公司中仍然很明显。减少手工流程可以通过最大化资源和防止中断来提高组织的竞争力。ABC公司目前的报销流程是一个人工流程,耗费了人力、物力和财力。本研究旨在利用系统分析的方法,提出一个员工报销系统,以促进流程,包括建模需求,数据和流程建模,对象建模,并考虑发展策略。使用JUSTINMIND软件作为原型工具进行用户界面的设计。建议的流程可以通过流程自动化减少人工工作量来促进报销流程。
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引用次数: 0
Automatic Diagnosis of Rice Leaves Diseases Using Hybrid Deep Learning Model 基于混合深度学习模型的水稻叶片病害自动诊断
IF 1 Q3 Computer Science Pub Date : 2023-01-01 DOI: 10.12720/jait.14.3.418-425
Amjad Rehman Khan, I. Abunadi, Bayan I. Alghofaily, Haider Ali, T. Saba
I.A
一、
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引用次数: 0
Optimized Deep Neural Networks Audio Tagging Framework for Virtual Business Assistant 优化的深度神经网络音频标记框架的虚拟商务助理
IF 1 Q3 Computer Science Pub Date : 2023-01-01 DOI: 10.12720/jait.14.3.550-558
Fatma Sh. El-metwally, Ali I. Eldesouky, Nahla B. Abdel-Hamid, Sally M. Elghamrawy
— A virtual assistant has a huge impact on business and an organizations development. It can be used to manage customer relations and deal with received queries, automatically reply to e-mails and phone calls.Audio signal processing has become increasingly popular since the development of virtual assistants. Deep learning and audio signal processing advancements have dramatically enhanced audio tagging. Audio Tagging (AT) is a challenge that requires eliciting descriptive labels from audio clips. This study proposes an Optimized Deep Neural Networks Audio Tagging Framework for Virtual Business Assistant to categorize and analyze audio tagging. Each input signal is used to extract the various audio tagging features. The extracted features are input into a neural network to carry out a multi-label classification for the predicted tags. Optimization techniques are used to improve the quality of the model fit for neural networks. To test the efficiency of the framework, four comparison experiments have been conducted between it and some of the others. From these results, it was concluded that this framework is better than the others in terms of efficiency. When the neural network was trained, Mel-Frequency Cepstral Coefficient (MFCC) features with Adamax achieved the best results with 93% accuracy and a 0.17% loss. When evaluating the performance of the model for seven labels, it achieved an average of precision 0.952, recall 0.952, F-score 0.951, accuracy 0.983, and an equal error rate of 0.015 in the evaluation set compared to the provided Detection and Classification of Acoustic Scenes and Events (DSCASE) baseline where he achieved and accuracy of 72.5% and
-虚拟助理对业务和组织的发展有着巨大的影响。它可以用来管理客户关系,处理收到的查询,自动回复电子邮件和电话。随着虚拟助手的发展,音频信号处理变得越来越流行。深度学习和音频信号处理的进步极大地增强了音频标记。音频标记(AT)是一项挑战,需要从音频片段中提取描述性标签。本研究提出一种优化的深度神经网络音频标注框架,用于虚拟商务助理对音频标注进行分类和分析。每个输入信号用于提取各种音频标记特征。将提取的特征输入到神经网络中,对预测的标签进行多标签分类。优化技术用于提高神经网络的模型拟合质量。为了验证该框架的有效性,我们将其与其他框架进行了四次对比实验。从这些结果中得出结论,该框架在效率方面优于其他框架。在训练神经网络时,使用Adamax的Mel-Frequency Cepstral Coefficient (MFCC)特征获得了最佳效果,准确率为93%,损失为0.17%。在评估七个标签的模型性能时,与提供的声学场景和事件检测和分类(DSCASE)基线相比,该模型在评估集中的平均精度为0.952,召回率0.952,f分数0.951,准确度0.983,错误率为0.015,其中他实现了72.5%和
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引用次数: 0
Improvised Explosive Device Detection Using CNN With X-Ray Images 利用CNN x射线图像检测简易爆炸装置
IF 1 Q3 Computer Science Pub Date : 2023-01-01 DOI: 10.12720/jait.14.4.674-684
Chakkaphat Chamnanphan, S. Vorapatratorn, Khwunta Kirimasthong, Tossapon Boongoen, Natthakan Iam-on
—The concept of a smart city and its associated services have been extensively explored in terms of innovation development and the application of technological concepts. One of the significant concerns in promoting smart living is the security of personal lives and assets, which are at risk from organized crime and acts of terrorism. A considerable amount of attention is paid to preventing bomb attacks in public places, especially the detection of an Improvised Explosive Device (IED). This research focuses on developing an analysis model that can accurately classify instances of x-ray images of baggage or objects as containing IEDs or not. The model provides an alternative to conventional techniques that fail to detect concealed or hidden devices. For this specific project, sample images are generated by experts to cover a range of cases encountered in operations during the past decade. These images are then used to develop a deep learning model, employing several data augmentation methods to overcome the issue of a limited number of training samples. As compared to a related work that exploits neural networks, the proposed model usually achieves higher accuracy rates for unseen samples, with the best accuracy rate being 0.985. Furthermore, an empirical study is conducted to determine the optimal size of the training set that exhibits good predictive performance. The study reveals that a large training set, apart from using a lot of resources, may not yield the best results as it may indicate overfitting.
——智慧城市及其相关服务的概念在创新发展和技术概念应用方面得到了广泛探索。促进智能生活的一个重要问题是个人生命和资产的安全,这些安全受到有组织犯罪和恐怖主义行为的威胁。防止在公共场所发生炸弹袭击,特别是侦测简易爆炸装置,受到相当多的关注。本研究的重点是开发一种分析模型,该模型可以准确地将行李或物体的x射线图像实例分类为是否含有简易爆炸装置。该模型为无法检测隐藏或隐藏设备的传统技术提供了另一种选择。对于这个特定的项目,由专家生成的样本图像涵盖了过去十年中在操作中遇到的一系列案例。然后使用这些图像开发深度学习模型,采用几种数据增强方法来克服训练样本数量有限的问题。与利用神经网络的相关工作相比,该模型对未见样本的准确率通常更高,最佳准确率为0.985。此外,还进行了实证研究,以确定具有良好预测性能的训练集的最优大小。研究表明,除了使用大量资源之外,大型训练集可能不会产生最佳结果,因为它可能表明过拟合。
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引用次数: 0
Improved Opinion Mining for Unstructured Data Using Machine Learning Enabling Business Intelligence 使用支持商业智能的机器学习改进非结构化数据的意见挖掘
IF 1 Q3 Computer Science Pub Date : 2023-01-01 DOI: 10.12720/jait.14.4.821-829
Ruchi Sharma, P. Shrinath
—There has been an exponential increase in usage of social informatics in recent years. This makes opinion mining more complex, especially for unstructured data available online. Although a substantial amount of research has been conducted on the COVID pandemic, post-pandemic research is lacking. Our research focuses on design and implementation of opinion mining framework for unstructured data input for business intelligence dealing with post pandemic work environment in industries. In this paper, we implement opinion mining algorithm in combination with machine learning approaches providing a hybrid approach. Transformer architecture Bidirectional Encoder Representations from Transformers language model is implemented to obtain sentence level feature vector of the document corpus and t-distributed stochastic neighbor embedding is implemented for clustering experimental evaluation. In this work, performance evaluation is undertaken using the Intertopic Distance map. By applying a hybrid strategy of natural language processing and machine learning, the results of this study indicate efficient framework development and anticipated to contribute to the improvement of efficacy of opinion mining models compared to existing approaches. This research is significant and will benefit businesses in gaining valuable insights that will lead to improved decision-making and business insights.
近年来,社会信息学的使用呈指数级增长。这使得意见挖掘变得更加复杂,特别是对于在线可用的非结构化数据。虽然对COVID大流行进行了大量研究,但缺乏大流行后的研究。我们的研究重点是为非结构化数据输入的意见挖掘框架的设计和实现,用于处理疫情后工业工作环境的商业智能。在本文中,我们将意见挖掘算法与机器学习方法相结合,提供了一种混合方法。实现了Transformer语言模型的双向编码器表示来获取文档语料库的句子级特征向量,并实现了t分布随机邻居嵌入来进行聚类实验评价。在这项工作中,使用主题间距离图进行绩效评估。通过应用自然语言处理和机器学习的混合策略,本研究的结果表明,与现有方法相比,有效的框架开发和期望有助于提高意见挖掘模型的有效性。这项研究意义重大,将有利于企业获得有价值的见解,从而改进决策和业务见解。
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引用次数: 0
MFTs-Net: A Deep Learning Approach for High Similarity Date Fruit Recognition MFTs-Net:一种高度相似枣果识别的深度学习方法
Q3 Computer Science Pub Date : 2023-01-01 DOI: 10.12720/jait.14.6.1151-1158
Abdellah El Zaar, Rachida Assawab, Ayoub Aoulalay, Nabil Benaya, Toufik Bakir, Smain Femmam, Abderrahim El Allati
—Artificial Intelligence and Deep Learning applications are well-developed as a part of human life. In the field of object recognition, Convolutional Neural Network (CNN) based methods are getting more and more important and challenging. However, existing CNN methods do not perform well on datasets that exhibit high similarities, resulting in confusion between different classes. In this study, we propose a new Deep Learning approach for recognizing date fruit categories based on the Deep Convolutional Neural Network (DCNN). The modified fine-tuning (MFTs-Net) approach can recognize with high accuracy the different date fruit categories. In order to train and to test the robustness of our proposed method, we have collected a dataset that takes into account different date fruit categories. The presented dataset is challenging as it contains classes of a unique object and presents high similarities concerning the shape, color and texture of date fruit. We show that the MFTs-Net CNN we implemented, trained and tested using the collected dataset can recognize with high accuracy the different date categories compared with state-of-the-arts works. The presented methodology works perfectly with very small datasets, which is one of the main strengths of the proposed method. Our MFTs-Net architecture performs perfectly on test data with an accuracy of 98%. 1
{"title":"MFTs-Net: A Deep Learning Approach for High Similarity Date Fruit Recognition","authors":"Abdellah El Zaar, Rachida Assawab, Ayoub Aoulalay, Nabil Benaya, Toufik Bakir, Smain Femmam, Abderrahim El Allati","doi":"10.12720/jait.14.6.1151-1158","DOIUrl":"https://doi.org/10.12720/jait.14.6.1151-1158","url":null,"abstract":"—Artificial Intelligence and Deep Learning applications are well-developed as a part of human life. In the field of object recognition, Convolutional Neural Network (CNN) based methods are getting more and more important and challenging. However, existing CNN methods do not perform well on datasets that exhibit high similarities, resulting in confusion between different classes. In this study, we propose a new Deep Learning approach for recognizing date fruit categories based on the Deep Convolutional Neural Network (DCNN). The modified fine-tuning (MFTs-Net) approach can recognize with high accuracy the different date fruit categories. In order to train and to test the robustness of our proposed method, we have collected a dataset that takes into account different date fruit categories. The presented dataset is challenging as it contains classes of a unique object and presents high similarities concerning the shape, color and texture of date fruit. We show that the MFTs-Net CNN we implemented, trained and tested using the collected dataset can recognize with high accuracy the different date categories compared with state-of-the-arts works. The presented methodology works perfectly with very small datasets, which is one of the main strengths of the proposed method. Our MFTs-Net architecture performs perfectly on test data with an accuracy of 98%. 1","PeriodicalId":36452,"journal":{"name":"Journal of Advances in Information Technology","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135610240","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
期刊
Journal of Advances in Information Technology
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