2023 3rd International Conference on Innovative Research in Applied Science, Engineering and Technology (IRASET)最新文献

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A Classification System of Career Guidance Questions Based on Natural Language Processing and Supervised Machine Learning Techniques 基于自然语言处理和监督机器学习技术的职业指导问题分类系统
Mohamed-Amine Ouassil, Mouaad Errami, Rabia Rachidi, S. Hamida, B. Cherradi, A. Raihani
{"title":"A Classification System of Career Guidance Questions Based on Natural Language Processing and Supervised Machine Learning Techniques","authors":"Mohamed-Amine Ouassil, Mouaad Errami, Rabia Rachidi, S. Hamida, B. Cherradi, A. Raihani","doi":"10.1109/IRASET57153.2023.10152874","DOIUrl":"https://doi.org/10.1109/IRASET57153.2023.10152874","url":null,"abstract":"Questions classification is a crucial task in automatic question answering systems. In this paper, we present a system for classifying questions asked by students about higher studies and career choices based on their abilities and skills. The system uses natural language processing and machine learning techniques. We collected and labeled a dataset, preprocessed the textual content, and used the TF-IDF statistical representation to extract features. We implemented four supervised machine learning algorithms for classification: logistic regression (LR), decision tree (DT), K-nearest neighbors (KNN), and support vector machine (SVM). We also applied a feature selection technique to improve the system. The best accuracy achieved was 85.63% using the logistic regression classifier.","PeriodicalId":228989,"journal":{"name":"2023 3rd International Conference on Innovative Research in Applied Science, Engineering and Technology (IRASET)","volume":"228 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132539597","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
Thermally-induced flow in an annulus of two concentric circular cylinders analysis using an incremental MeshFree approach 采用渐进式MeshFree方法分析两个同心圆柱环空的热致流动
Boutayna Laasl, Youssef Hilali, S. Mesmoudi, Oussama Bourihane
{"title":"Thermally-induced flow in an annulus of two concentric circular cylinders analysis using an incremental MeshFree approach","authors":"Boutayna Laasl, Youssef Hilali, S. Mesmoudi, Oussama Bourihane","doi":"10.1109/IRASET57153.2023.10152967","DOIUrl":"https://doi.org/10.1109/IRASET57153.2023.10152967","url":null,"abstract":"The paper presents a Meshless solution of natural convection in a closed two-dimensional ring of two concentric circular cylinders with different operating conditions. It is assumed that the fluid in thermal convection is viscous and compressible, that it is in thermal equilibrium, and that there is no fluid sliding between the joints. The edges of the cylinders are assumed to be waterproof. Except for the density variations that introduce a body force element into the momentum equation, the thermo-physical parameters of the considered fluid are taken to be constant. The governing equations' weak form is discretized using moving least squares (MLS) shape functions, and the Newton-Raphson algorithm is used to calculate the nonlinear solution. The results are presented in terms of the streamlines, isotherms and maximum and average Nusselt number obtained, as well as a more a quantitative comparison of the outcomes produced by the proposed approach with the available data.","PeriodicalId":228989,"journal":{"name":"2023 3rd International Conference on Innovative Research in Applied Science, Engineering and Technology (IRASET)","volume":"77 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133387306","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: 3
Predicting stock price using LSTM and Social Media dataset 利用LSTM和Social Media数据集预测股票价格
Mariame Tarsi, Samira Douzi, A. Marzak
{"title":"Predicting stock price using LSTM and Social Media dataset","authors":"Mariame Tarsi, Samira Douzi, A. Marzak","doi":"10.1109/IRASET57153.2023.10152930","DOIUrl":"https://doi.org/10.1109/IRASET57153.2023.10152930","url":null,"abstract":"Predicting the movement of the notoriously volatile stock market in order to minimize trading risks is difficult, particularly in light of the increasing popularity of social media. Using the LSTM model, this study aims to predict the next day's closing price value of the stock of interest by analyzing Twitter and Yahoo data, conducting sentiment analysis, and performing preprocessing. The results of the training indicated a high level of performance, and the test scores revealed a significant correlation between price fluctuations and social media activity.","PeriodicalId":228989,"journal":{"name":"2023 3rd International Conference on Innovative Research in Applied Science, Engineering and Technology (IRASET)","volume":"21 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124765134","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
Investigating the Performance of BERT Model for Sentiment Analysis on Moroccan News Comments BERT模型在摩洛哥新闻评论情感分析中的表现研究
Mouaad Errami, Mohamed-Amine Ouassil, Rabia Rachidi, B. Cherradi, S. Hamida, A. Raihani
{"title":"Investigating the Performance of BERT Model for Sentiment Analysis on Moroccan News Comments","authors":"Mouaad Errami, Mohamed-Amine Ouassil, Rabia Rachidi, B. Cherradi, S. Hamida, A. Raihani","doi":"10.1109/IRASET57153.2023.10152965","DOIUrl":"https://doi.org/10.1109/IRASET57153.2023.10152965","url":null,"abstract":"Sentiment analysis is the field of determining the attitude or emotions expressed in text, which has become popular due to the rise of social media. AI, ML, and DL have greatly impacted the field of NLP and there have been efforts to improve the accuracy of sentiment analysis using linear models and deep neural networks. The analysis of emotions and feelings in Natural Language Processing is a fascinating area of research that aims to understand people's psychological state through their written opinions. Transformer-based models have been found to be highly effective in sentiment analysis and are currently the best option for many languages. However, sentiment analysis in Arabic still requires improvement, particularly in the tokenization stage. This article conducts a comparative study of various Bidirectional Encoder Representations from Transformers (BERT) models and found that MARBERT is the top performer in terms of classification quality and accuracy compared to other Arabic BERT models.","PeriodicalId":228989,"journal":{"name":"2023 3rd International Conference on Innovative Research in Applied Science, Engineering and Technology (IRASET)","volume":"5 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125515051","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
Pinch Method of a Moroccan Milk Pasteurization Process 摩洛哥牛奶巴氏灭菌过程的捏法
Najwa Jbira, S. Mounir, Anass Lebnaiti
{"title":"Pinch Method of a Moroccan Milk Pasteurization Process","authors":"Najwa Jbira, S. Mounir, Anass Lebnaiti","doi":"10.1109/IRASET57153.2023.10153006","DOIUrl":"https://doi.org/10.1109/IRASET57153.2023.10153006","url":null,"abstract":"This paper discusses the results of ananalysis of the energy consumption of a Moroccan industrial plant located inthe region of Beni-Mellal/Khnefra. The study was conducted using the pinchmethod on a pasteurized milk production process. The pinch method is used byidentifying the hot and cold streams, as well as the minimal requirement of hotand cold utilities. The energy and economic targets are calculated usingsupertargeting, and the maximum recovery network corresponding to an optimal $Delta text{Tmin}$ value is identified. In this study, the reduction of hot utility isapproximately 51% for the pasteurized milk production process, while thereduction of cold utility is approximately 7%.","PeriodicalId":228989,"journal":{"name":"2023 3rd International Conference on Innovative Research in Applied Science, Engineering and Technology (IRASET)","volume":"64 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132051934","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
Design of a Compact 2.4 GHz Rectangular Patch Antenna 小型2.4 GHz矩形贴片天线的设计
Imad El Hajjami, B. Benhala, Mohammed Guerbaoui
{"title":"Design of a Compact 2.4 GHz Rectangular Patch Antenna","authors":"Imad El Hajjami, B. Benhala, Mohammed Guerbaoui","doi":"10.1109/IRASET57153.2023.10152895","DOIUrl":"https://doi.org/10.1109/IRASET57153.2023.10152895","url":null,"abstract":"This paper presents a modified layout for a compact 2.4 GHz patch antenna to improve its performance. The antenna is designed for use in wireless communication systems and operates in the Industrial, Scientific, and Medical (ISM) band. The proposed antenna layout consists of a rectangular patch with modified feeding and patch structures. The feeding and patch structure are modified by adding of square-shaped slots to reduce surface wave losses and improve radiation efficiency. The antenna is simulated using Advanced design system, and the results show that it achieves a bandwidth of 140 MHz (2.35 GHz to 2.49 GHz) with a gain of 3.22 dBi and an efficiency of 47%. The performance of the optimized antenna is compared with the original antenna design and it is found that the optimized antenna has a lower reflection coefficient equal to −24 dBi.","PeriodicalId":228989,"journal":{"name":"2023 3rd International Conference on Innovative Research in Applied Science, Engineering and Technology (IRASET)","volume":"49 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131854991","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
Accounting for Prediction Uncertainty from Machine Learning for Probabilistic Design 基于机器学习的概率设计预测不确定性计算
Xiaoping Du
{"title":"Accounting for Prediction Uncertainty from Machine Learning for Probabilistic Design","authors":"Xiaoping Du","doi":"10.1109/IRASET57153.2023.10152879","DOIUrl":"https://doi.org/10.1109/IRASET57153.2023.10152879","url":null,"abstract":"Computational or simulation models derived from domain physics principles are commonly used in engineering design. But the models are often expensive. Machine learning is increasingly used to generate surrogate models to replace the computational models. Almost all machine learning models have errors, and the errors are unknown at a new design point. The model error can be estimated by quantifying the model uncertainty, and the estimated model uncertainty is now available in many machine learning techniques. This study uses a shaft design to investigate the effects of model uncertainty of surrogate models on the design result when the design is also subject to data (aleatory) uncertainty, which comes from the randomness in the model input. Gaussian process regression is used for the design. This study also discusses the unique features of model training of the surrogate for a computational model, such as noise-free training points and uncertainty free in prediction at a training point. The study indicates that different treatments of model and data uncertainties can result in quite different designs and that new ways for predicting design performance and optimizing design need to be developed.","PeriodicalId":228989,"journal":{"name":"2023 3rd International Conference on Innovative Research in Applied Science, Engineering and Technology (IRASET)","volume":"17 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133938471","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
Agricultural IoT technology: an overview of usages, technologies, and challenges 农业物联网技术:用途、技术和挑战概述
Ayoub Babakhouya, A. Naji, Abdelhalim Hnini, Abdelaziz Daaif
{"title":"Agricultural IoT technology: an overview of usages, technologies, and challenges","authors":"Ayoub Babakhouya, A. Naji, Abdelhalim Hnini, Abdelaziz Daaif","doi":"10.1109/IRASET57153.2023.10153038","DOIUrl":"https://doi.org/10.1109/IRASET57153.2023.10153038","url":null,"abstract":"The advancement of technologies has proven to be beneficial for several fields, one of which is the agri-food industry, the usage of various principles such as Internet of Things is expected to further enhance agricultural good's quality and quantity. Incorporating IoT technologies into the agrarian field will help face the need to meet the increase in food demand and ensure better food quality and safety. The use of sensors yields a large amount of data (temperature, humidity, and soil moisture among others) that needs to be processed to extract valuable information, applying data analytics will enable farmers to derive insights and predict potential crop disease risk. The purpose of this research paper is to highlight the vital role that applying IoT systems in the field of agriculture plays in the betterment of the agricultural and food industries. The paper will examine the main usages of IoT in agriculture, the technologies and sensors being used in IoT -based systems for the improvement of agriculture, as well as the challenges that hinder the use of IoT in the agrarian field.","PeriodicalId":228989,"journal":{"name":"2023 3rd International Conference on Innovative Research in Applied Science, Engineering and Technology (IRASET)","volume":"48 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132766042","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
Image Mining: Improving Image Retrieval Technique Using Variational Models and Relevance Feedback 图像挖掘:利用变分模型和相关反馈改进图像检索技术
Ennouni Assia, S. Abdelouahed, Aarab Abdellah
{"title":"Image Mining: Improving Image Retrieval Technique Using Variational Models and Relevance Feedback","authors":"Ennouni Assia, S. Abdelouahed, Aarab Abdellah","doi":"10.1109/IRASET57153.2023.10152921","DOIUrl":"https://doi.org/10.1109/IRASET57153.2023.10152921","url":null,"abstract":"Recently, multimedia data are growing rapidly in our life. Images have been playing a vital role in many fields and carry valuable information. This information needs to be processed. In addition, image mining field has seemed to present a valuable help to systems and persons who need to extract knowledge from images dataset. Content-Based Image Retrieval (CBIR), a type of image mining, aims to retrieve similar images from large image databases according to users' interests. However, the big problem with this technique is how to recover pertinent images. In this work, we focus on improving the performance of Content-Based Image Retrieval systems by reducing the semantic gap between query images and the similar retrieved images. The proposed approach gives an effective solution based on TV-L1 model and relevance feedback in order to ensure a relevant searching. Finally, the evaluation is made using the precision and recall metrics to demonstrate the results accuracy.","PeriodicalId":228989,"journal":{"name":"2023 3rd International Conference on Innovative Research in Applied Science, Engineering and Technology (IRASET)","volume":"210 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121800597","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
Smart Wall Incorporating a New Composite Based on Sisal Fiber and Phase Change Material 结合基于剑麻纤维和相变材料的新型复合材料的智能墙
O. Imghoure, A. Zaite, N. Belouaggadia, M. Ezzine, R. Lbibb
{"title":"Smart Wall Incorporating a New Composite Based on Sisal Fiber and Phase Change Material","authors":"O. Imghoure, A. Zaite, N. Belouaggadia, M. Ezzine, R. Lbibb","doi":"10.1109/IRASET57153.2023.10152996","DOIUrl":"https://doi.org/10.1109/IRASET57153.2023.10152996","url":null,"abstract":"The building sector has a significant potential for improving thermal performance and reducing ecological footprint. An effective design of the building envelope and structure, along with appropriate choice of materials and construction systems, can contribute to decreased energy consumption. In this study, we focus on the development of an innovative composite material called ‘SLNT-PCM’, which combines a phase change material (PCM) with a textile-based material, with the aim of achieving thermal comfort in buildings. To evaluate the thermal behavior of the ‘SLNT-PCM’ composites, numerical simulations were conducted. The results, including temperature contours in different configurations, confirmed the beneficial effect of integrating PCM in the wall structure for stabilizing the internal temperature of the wall. This study contributes to the understanding of the potential of ‘SLNT-PCM’ composites for enhancing thermal performance in buildings and reducing energy consumption. The results showed that the integration of PCM in the wall structure led to a considerable gradient of 6°C between the inside and outside temperature, with the interior temperature stabilized at a comfortable zone of 26°C. This significant improvement in thermal performance is attributed to the efficient combination of natural and ecological insulation with microcapsules of PCM in the composite material.","PeriodicalId":228989,"journal":{"name":"2023 3rd International Conference on Innovative Research in Applied Science, Engineering and Technology (IRASET)","volume":"94 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-05-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121996163","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
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