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  • Open Access

    ARTICLE

    Utilisation du modèle PAP/CAR et du SIG pour un zonage du risque d’érosion hydrique

    Exemple du bassin versant de Tessa (Tunisie)

    Nassira Zouaoui, Radhia Mansour, Abdessalem El Ghali

    Revue Internationale de Géomatique, Vol.29, No.3, pp. 361-380, 2019, DOI:10.3166/rig.2020.00096

    Abstract In the humid Mediterranean regions, particularly the NW of Tunisia, the Tessa catchment area is characterized by torrential and irregular rains, combined with significant deforestation, which causes severe erosion that carries away and redistributes the soil. The process of water erosion is very frequent and changes its dynamic aspect according to the evolution and spatial variation of the lithological nature of rocks, the geomorphology of landscapes, the geometry of watersheds and their bioclimatic situation. In this study, an appropriate methodological flowchart was followed by applying the PAP/RAC erosion mapping method, which is based on the principle of weighting the main… More >

  • Open Access

    ARTICLE

    How Fast Can Nurses Learn Therapeutic Communication Skills? A Pilot Study on Brief Hypnotic Communication Training Conducted with Oncology Nurses

    À quelle vitesse les infirmières peuvent-elles apprendre les techniques de communication thérapeutique ? Une étude pilote sur une brève formation à la communication hypnotique menée auprès d’infirmières en oncologie

    H. Zarglayoun, C. Arbour, J. Delage, S. Pierre, M. Tremblay, D. Hjeij, P. Rainville, D. Ogez

    Psycho-Oncologie, Vol.16, No.4, pp. 375-379, 2022, DOI:10.3166/pson-2022-0202

    Abstract Objective: This project aimed to train nurses on an oncology unit in hypnotic communication to reduce treatment-related pain and anxiety in their patients. A pilot study was conducted to assess changes in hypnotic communication behaviors associated with the training.
    Methods: Nurses were recruited and their interactions during a simulated patient admission for treatment (before and after training) were recorded. Hypnotic communication skills were assessed by independent reviewers using a training checklist listing different hypnotic communication techniques and a validated assessment scale (Sainte-Justine Hypnotic Communication Assessment Scale, SJ-HCAS).
    Results: Seven nurses were evaluated. Wilcoxon pairedsample tests (pre–post) reported significant improvement with… More >

  • Open Access

    ARTICLE

    Génération de cartes tactiles photoréalistes pour personnes déficientes visuelles par apprentissage profond

    Gauthier Fillières-Riveau1 , Jean-Marie Favreau1 , Vincent Barra1 , Guillaume Touya2

    Revue Internationale de Géomatique, Vol.30, No.1, pp. 105-126, 2020, DOI:10.3166/rig.2020.00104

    Abstract Photo-realistic tactile maps are one of the tools used by visually impaired people to understand their immediate urban environment, particularly in the context of mobility, for crossing crossroads for example. These maps are nowadays mainly hand-made. In this article, we propose an approach to produce a semantic segmentation of precision aerial imagery, a central step in this manufacturing process. The different elements of interest such as sidewalks, pedestrian crossings, or central islands are thus located and traced in the urban space. We present in particular how the augmentation of this imagery by vector data from OpenStreetMap leads to significant results… More >

  • Open Access

    ARTICLE

    La genèse systémique d’empreinte pour une maîtrise de l’observation de la Terre

    Mireille Fargette1 , Maud Loireau2, Najet Raouani3 , Thérèse Libourel4

    Revue Internationale de Géomatique, Vol.31, No.1, pp. 135-197, 2022, DOI:10.3166/RIG.31.135-197

    Abstract This work is interested in observation, in scientific knowledge acquired from what is perceived (Link making Sense) from a complex systemic world. The approach leads to proposing the concept of imprint within the interdisciplinary framework “System – Reality – World as perceived – Model” and testing it against data, then to proposing systemic ontology as an approach. This makes it possible to deploy the Link making Shape from the systemic domain to the world as perceived, to analyze and describe the relevant part in the data and to show how the whole of this mostly symbolic work can contribute, with… More >

  • Open Access

    ARTICLE

    Analyse des empreintes guidée par un modèle de connaissances pour la compréhension des dynamiques de navigation maritime côtière

    Wissame Laddada1 , Éric Saux2

    Revue Internationale de Géomatique, Vol.31, No.1, pp. 111-133, 2022, DOI:10.3166/RIG.31.111-133

    Abstract The spatial footprints, historical or acquired in real time, help to understand the dynamics of their carriers. In a context of coastal maritime navigation, the research presented details the approach of setting up a knowledge model aimed at a semantic analysis of ship footprints. This model is defined on the basis of knowledge gathered from experts in this field, supplemented by textual and graphic descriptions. After having described these navigation principles, we present the stages leading to such a knowledge model. The research is completed by the formalization of rules relating to the visibility of landmarks. Finally, a reasoning leads… More >

  • Open Access

    ARTICLE

    Explorer les processus de mobilité passée
    Raisonnement ontologique fondé sur la connaissance des pratiques socioculturelles et des vestiges archéologiques

    Laure Nuninger1 , Thérèse Libourel2, Xavier Rodier3, Rachel Opitz4, Philip Verhagen5, Catherine Fruchart1, Clément Laplaige3, Samuel Leturcq3, Nathanael Levoguer3

    Revue Internationale de Géomatique, Vol.31, No.1, pp. 81-110, 2022, DOI:10.3166/RIG.31.81-110

    Abstract In this article we propose an original approach designed by archaeologists and a computer scientist for knowledge creation in studies of movement. Using case studies, we analyze how researchers have identified, conceptualized, and linked the material traces describing various movement processes in a given region. Then, we explain how we construct ontologies that enable us to explicitly relate material elements, identified in the observed landscape, to the knowledge or theory that explains their role and relationships within the movement process. Combining formal pathway systems, so-called « Path framework systems » and informal movement systems, so-called « Pathway systems », through… More >

  • Open Access

    ARTICLE

    SARS-CoV-2 and Cancer: What Is the Psychological Impact?
    Experience of Department of Medical Oncology, Hassan-II University Hospital of Fez, Morocco

    SARS-CoV2 et cancer : quel impact psychologique ?
    Expérience du service d’oncologie médicale du centre hospitalier universitaire Hassan-II de Fès, Maroc

    L. Amaadour, I. Lahrch, O. Siyouri, K. Oualla, Z. Benbrahim, S. Arifi, C. Aarab, S. El Fakir, N. Mellas

    Psycho-Oncologie, Vol.17, No.1, pp. 38-43, 2023, DOI:10.3166/pson-2022-0221

    Abstract Background: The Covid-19 disease is a cause for several mental alterations mainly in cancer patients who are already categorized as a vulnerable population.
    Aim: The objective of this study is to characterize psychological disorders caused by Covid-19 infection among cancer patients on systemic treatment.
    Methods: It is a cross-sectional study performed at the Department of Medical Oncology of Hassan-II University Hospital of Fez, Morocco, during a period of four months (peak of the pandemic). Symptoms of anxiety/depression and post-traumatic stress disorder in patients were screened using HADS (Hospital Anxiety and Depression Scale) and PCL-5 (post-traumatic stress disorder checklist version DSM-5)… More >

  • Open Access

    ARTICLE

    Experimental Study for the Cementation Effect of Dust Soil by Using Soybean Urease

    Jianwei Zhang1, Yue Yin1, Lei Shi1, Yi Han2, Mi Zhou3,*, Xihong Zhang4

    Journal of Renewable Materials, Vol.11, No.6, pp. 2893-2911, 2023, DOI:10.32604/jrm.2023.025436

    Abstract Dust is an environmental and health hazard. In this study, a new technology for dust suppressant is introduced using soybean urease with an optimal cementing solution. Calcium carbonate is produced by soybean urease and cementing solution, which bonds the soil particles towards a dust suppressant. A laboratory wind tunnel test is carried out to examine its effectiveness and discover possible optimization solutions. Several factors, including soybean meal concentration, cementing solution concentration, and volume of solution per unit area, are examined to quantify their influences on soil transport mass, evaporation ratio, evaporation rate, surface strength, water retention ratio, and infiltration rate… More >

  • Open Access

    ARTICLE

    Research on Adaptive TSSA-HKRVM Model for Regression Prediction of Crane Load Spectrum

    Dong Qing1,*, Qi Song1, Shuangyun Huang2, Gening Xu1

    CMES-Computer Modeling in Engineering & Sciences, Vol.136, No.3, pp. 2345-2370, 2023, DOI:10.32604/cmes.2023.026552

    Abstract For the randomness of crane working load leading to the decrease of load spectrum prediction accuracy with time, an adaptive TSSA-HKRVM model for crane load spectrum regression prediction is proposed. The heterogeneous kernel relevance vector machine model (HKRVM) with comprehensive expression ability is established using the complementary advantages of various kernel functions. The combination strategy consisting of refraction reverse learning, golden sine, and Cauchy mutation + logistic chaotic perturbation is introduced to form a multi-strategy improved sparrow algorithm (TSSA), thus optimizing the relevant parameters of HKRVM. The adaptive updating mechanism of the heterogeneous kernel RVM model under the multi-strategy improved… More >

  • Open Access

    ARTICLE

    Enhanced Energy Efficient with a Trust Aware in MANET for Real-Time Applications

    M. V. Narayana1, Vadla Pradeep Kumar2, Ashok Kumar Nanda2,*, Hanumantha Rao Jalla3, Subba Reddy Chavva4

    CMC-Computers, Materials & Continua, Vol.75, No.1, pp. 587-607, 2023, DOI:10.32604/cmc.2023.034773

    Abstract Mobile ad hoc networks (MANETs) are subjected to attack detection for transmitting and creating new messages or existing message modifications. The attacker on another node evaluates the forging activity in the message directly or indirectly. Every node sends short packets in a MANET environment with its identifier, location on the map, and time through beacons. The attackers on the network broadcast the warning message using faked coordinates, providing the appearance of a network collision. Similarly, MANET degrades the channel utilization performance. Performance highly affects network performance through security algorithms. This paper developed a trust management technique called Enhanced Beacon Trust… More >

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