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  • Open Access

    ARTICLE

    Enhanced Detection of Cerebral Atherosclerosis Using Hybrid Algorithm of Image Segmentation

    Shakunthala Masi*, Helenprabha Kuttiappan

    Intelligent Automation & Soft Computing, Vol.36, No.1, pp. 733-744, 2023, DOI:10.32604/iasc.2023.025919 - 29 September 2022

    Abstract In medical science for envisaging human body’s phenomenal structure a major part has been driven by image processing techniques. Major objective of this work is to detect of cerebral atherosclerosis for image segmentation application. Detection of some abnormal structures in human body has become a difficult task to complete with some simple images. For expounding and distinguishing neural architecture of human brain in an effective manner, MRI (Magnetic Resonance Imaging) is one of the most suitable and significant technique. Here we work on detection of Cerebral Atherosclerosis from MRI images of patients. Cerebral Atherosclerosis is… More >

  • Open Access

    ARTICLE

    Sentiment Analysis and Classification Using Deep Semantic Information and Contextual Knowledge

    Ahmed Abdulhakim Al-Absi1, Dae-Ki Kang2,*, Mohammed Abdulhakim Al-Absi3

    CMC-Computers, Materials & Continua, Vol.74, No.1, pp. 671-691, 2023, DOI:10.32604/cmc.2023.030262 - 22 September 2022

    Abstract Sentiment analysis (AS) is one of the basic research directions in natural language processing (NLP), it is widely adopted for news, product review, and politics. Aspect-based sentiment analysis (ABSA) aims at identifying the sentiment polarity of a given target context, previous existing model of sentiment analysis possesses the issue of the insufficient exaction of features which results in low accuracy. Hence this research work develops a deep-semantic and contextual knowledge networks (DSCNet). DSCNet tends to exploit the semantic and contextual knowledge to understand the context and enhance the accuracy based on given aspects. At first… More >

  • Open Access

    ARTICLE

    Context-Aware Practice Problem Recommendation Using Learners’ Skill Level Navigation Patterns

    P. N. Ramesh1,*, S. Kannimuthu2

    Intelligent Automation & Soft Computing, Vol.35, No.3, pp. 3845-3860, 2023, DOI:10.32604/iasc.2023.031329 - 17 August 2022

    Abstract The use of programming online judges (POJs) has risen dramatically in recent years, owing to the fact that the auto-evaluation of codes during practice motivates students to learn programming. Since POJs have greater number of programming problems in their repository, learners experience information overload. Recommender systems are a common solution to information overload. Current recommender systems used in e-learning platforms are inadequate for POJ since recommendations should consider learners’ current context, like learning goals and current skill level (topic knowledge and difficulty level). To overcome the issue, we propose a context-aware practice problem recommender system… More >

  • Open Access

    ARTICLE

    Impact of Data Quality on Question Answering System Performances

    Rachid Karra*, Abdelali Lasfar

    Intelligent Automation & Soft Computing, Vol.35, No.1, pp. 335-349, 2023, DOI:10.32604/iasc.2023.026695 - 06 June 2022

    Abstract In contrast with the research of new models, little attention has been paid to the impact of low or high-quality data feeding a dialogue system. The present paper makes the first attempt to fill this gap by extending our previous work on question-answering (QA) systems by investigating the effect of misspelling on QA agents and how context changes can enhance the responses. Instead of using large language models trained on huge datasets, we propose a method that enhances the model's score by modifying only the quality and structure of the data feed to the model.… More >

  • Open Access

    ARTICLE

    A Deep Learning Based Approach for Context-Aware Multi-Criteria Recommender Systems

    Son-Lam VU, Quang-Hung LE*

    Computer Systems Science and Engineering, Vol.44, No.1, pp. 471-483, 2023, DOI:10.32604/csse.2023.025897 - 01 June 2022

    Abstract Recommender systems are similar to an information filtering system that helps identify items that best satisfy the users’ demands based on their preference profiles. Context-aware recommender systems (CARSs) and multi-criteria recommender systems (MCRSs) are extensions of traditional recommender systems. CARSs have integrated additional contextual information such as time, place, and so on for providing better recommendations. However, the majority of CARSs use ratings as a unique criterion for building communities. Meanwhile, MCRSs utilize user preferences in multiple criteria to better generate recommendations. Up to now, how to exploit context in MCRSs is still an open More >

  • Open Access

    ARTICLE

    A Smart Room to Promote Autonomy of Disabled People due to Stroke

    Moeiz Miraoui1,2,*

    Computer Systems Science and Engineering, Vol.44, No.1, pp. 677-692, 2023, DOI:10.32604/csse.2023.025799 - 01 June 2022

    Abstract A cerebral vascular accident, known as common language stroke, is one of the main causes of mortality and remains the primary cause of acquired disabilities in adults. Those disabled people spend most of their time at home in their living rooms. In most cases, appliances of a living room (TV, light, cooler/heater, window blinds, etc.) are generally controlled by direct manipulation of a set of remote controls. Handling many remote controls can be disturbing and inappropriate for these people. In addition, in many cases these people could be alone at home and must open the… More >

  • Open Access

    ARTICLE

    Extraction et mise en contexte spatial des propositions relatives au transport dans le Grand Débat National

    Jacques Fize1, Lucile Sautot2, Martin Lentschat3, Laurence Dujourdy4, Ludovic Journaux5, Mohamed Hilal6

    Revue Internationale de Géomatique, Vol.31, No.2, pp. 329-354, 2022, DOI:10.3166/rig31.329-354

    Abstract Le Grand Débat National, lancé début 2019 par Emmanuel Macron, président de la République, pour répondre au mouvement social des « Gilets jaunes », a permis de collecter les contributions de citoyens sur la transition écologique via une plateforme en ligne. Dans cet article, nous exploitons le corpus constitué par ces contributions pour identifier des zones où les participants demandent le développement de pistes cyclables et d’équipements ferroviaires. Pour cela, nous avons créé un modèle de classification permettant d’identifier les contributions traitant de la thématique du transport et proposé une méthode d’extraction de contributions traduisant More >

  • Open Access

    ARTICLE

    Implementation of a solar model and shadow plotting in the context of a 2D GIS

    A validation based on radiometric measurements

    Thomas Leduc, Xenia Stavropulos-Laffaille, Ignacio Requena-Ruiz

    Revue Internationale de Géomatique, Vol.31, No.2, pp. 241-263, 2022, DOI:10.3166/rig31.241-263

    Abstract The adaptation of public spaces to episodes of intense heat is now a major challenge for cities. With this in mind, this article presents a contribution aimed at delineating and handling the shadows on the ground or in a horizontal plane at a given height, whether it comes from buildings, street furniture or the tree cover. After a comparison with shadows obtained via two reference tools, we present two urban sites that mix shadows of different origins and, in addition, different indicators. The results of the simulations are compared with pyranometric surveys carried out on More >

  • Open Access

    ARTICLE

    À l’ère de l’euthanasie : la clinique du deuil en contexte de mort anticipée

    P. Laperle, M. Achille, D. Ummel

    Psycho-Oncologie, Vol.16, No.2, pp. 253-259, 2022, DOI:10.3166/pson-2022-0194

    Abstract Les soignants en oncologie et en soins palliatifs gagnent à considérer les effets de l’euthanasie sur leur pratique. Choisir les circonstances de sa mort est dans l’ère du temps, ce qui influence les trajectoires de soins. Ainsi, il devient pertinent de s’intéresser à l’impact du décès anticipé (euthanasique ou naturel) à la fois sur l’accompagnement du patient et sur celui des proches endeuillés. À cet égard, nous proposons une approche relationnelle et des pistes d’intervention fondées sur les empreintes laissées par la mort et le paysage relationnel du deuil. More >

  • Open Access

    ARTICLE

    La surprotection parentale dans le contexte du cancer pédiatrique : état de la question

    C. Eira Nunes, B. Mouton, S. Van Petegem

    Psycho-Oncologie, Vol.16, No.4, pp. 351-358, 2022, DOI:10.3166/pson-2022-0216

    Abstract Cet article, bien que non exhaustif, présente un état actuel des connaissances empiriques et théoriques sur la surprotection parentale dans des familles où l’enfant est atteint d’un cancer. Nous abordons les caractéristiques de cette surprotection ainsi que la question de sa fonction adaptative et ses effets potentiellement délétères sur l’enfant dans ce contexte spécifique. Cette revue identifie également certains facteurs familiaux et sociétaux qui peuvent promouvoir la surprotection chez les mères et les pères, soulignant l’importance du contexte familial et sociétal dans l’étude des pratiques parentales en oncologie pédiatrique. More >

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