Abdelghani Rouini

Ziane Achour University of Djelfa · Faculty of Science and Technology

t. To quickly identify COVID-19 and stop its spread, Computer Tomography (CT) imaging of the chest is a reliable diagnostic method. In this work we implement a deep neural network based on Convolutional Neural Network (CNN), to effectively distinguish between healthy CT images and COVID-19 CT images. The final architecture allows for 91.6% accura...

The aim of this article was to reevaluate the total catch data and provide indicators for fisheries management that will help to ensure the sustainability of the marine shrimp resource in Sergipe. Marine shrimp fisheries are generally important for Brazil, but particularly for the state of Sergipe. This article makes use of the historical catch dat...

The segmentation of medical images is an important step in different applications such as visualization, quantitative analysis and image-guided surgery. Level Set method (LSM) is popular in image segmentation due to its intrinsic features for handling complex shapes and topological changes. In this paper, we present a novel method Level Set evoluti...

Insulations are the most important part of high voltage equipment such as cables and machines. Therefore the study of the condition and mechanism of failure of high voltage insulations is important. This paper studies the electrical constraints within an XLPE insulated cable containing micro-cavities. The purpose of this work is to determine by sim...

Segmentation is a vital aspect of medical imaging. It aids in the visualization of medical data and diagnostics of various dieses. In this paper, we present a novel Level Set Method driven by New Signed Pressure Force function (SPF) for image segmentation. The advantages of this method are Firstly, the Function of Signed Pressure can efficiently st...

During the manufacturing of energy cables with synthetic insulating materials, a certain number of microcavities appears in their insulation system. The size of these defects varies between 1 µm and 20 µm and their distribution is such that in the cable and their number is greater in the zone closest to the protective sheath. The inevitable formati...

This research work presents the distribution of the electric field in point-barrier-plane air gaps taking into account the presence of a space charge under electric stress. A new approach of numerical simulation has been applied to study the barrier effect on the electric field distribution using COMSOL Multiphysics®.The introduction of an insulati...

In this work we will detail the method proposed for the prediction of the discharge of electric in the air by utilizing the Fuzzy Logic (FL). The use of this technique has allowed us to have a digital system capable of predicting discharges of electrical utilizing fuzzy reasoning.. This fuzzy reasoning helped us to obtain results as will be detaile...

Segmentation is an extremely active field of research since it represents one of the more difficult stages for relevant parameters extraction from images. In this work, we study. A New robust Level Set image segmentation model is developed by function of Signed Pressure Force (SPF). The advantages of this method are Firstly, the signed pressure fun...

— In this work we will detail the method proposed for the prediction of the discharge of electric in the air by utilizing the Fuzzy Logic (FL). The use of this technique has allowed us to have a digital system capable of predicting discharges of electrical utilizing fuzzy reasoning.. This fuzzy reasoning helped us to obtain results as will be detai...

During the manufacturing of energy cables with synthetic insulating materials, a certain number of microcavities appears in their insulation system. The size of these defects varies between 1 µm and 20 µm and their distribution is such that in the cable and their number is greater in the zone closest to the protective sheath. The inevitable formati...

La recherche dans le langage courant fait référence à une recherche de connaissances. Une fois peut également définir la recherche comme une recherche scientifique et systématique d’informations pertinentes sur un sujet spécifique. En fait, la recherche est un art de l'investigation scientifique. Le dictionnaire des apprenants avancés en anglais co...

the elctric field estimatation for investigation of the barriers influence

Breakdown voltage characteristics of air gaps considered a random process we have investigated how to find relevant statistical different leading to breakdown or with standing during an impulse voltage test under the same condition for a plane high voltage electrode and a grounded electrode configuration. In the present paper methods of the modelin...

Breakdown voltage characteristics of air gaps considered a random process we have investigated how to find relevant statistical different leading to breakdown or with standing during an impulse voltage test under the same condition for a plane high voltage electrode and a grounded electrode configuration. In the present paper methods of the modelin...

During the manufacturing of energy cables with synthetic insulating materials, a certain number of microcavities appear in their insulation system. The size of these defects varies between 1 μm and 20 μm and their distribution is such that in the cable their number is greater in the zone closest to the protective sheath. The inevitable formation of...

Image segmentation has played a vital role in image processing. This presentation describes various techniques used in image segmentation and focused in level set method. Level set methods have been mostly used in image Processing and computer vision applications. In conventional level set function generally generates the irregularities during its...

In this paper ,we develop a model for three computation of the electric field in the presence of a space charge which is given in its turn after the knowledge of the effective ionization factor. The effect of the barriers in the intervals of air point-plan was the subject of several investigations; those showed that the influence of the barrier is...

Breakdown voltage characteristics of air gaps considered a random process we have investigated how to find relevant statistical different leading to breakdown or with standing during an impulse voltage test under the same condition for a plane high voltage electrode and a grounded electrode configuration. In the present paper methods of the modelin...

Image segmentation has played a vital role in image processing. This paper describes various techniques used in image segmentation and focused in level set method. Level set methods have been mostly used in image Processing and computer vision applications. In conventional level set function generally generates the irregularities during its evoluti...

Image segmentation has played a vital role in image processing. This paper describes various techniques used in image segmentation and focused in level set method. Level set methods have been mostly used in image Processing and computer vision applications. In conventional level set function generally generates the irregularities during its ev...

High voltage device design needs predicting the withstanding voltage to assay conditions as pulses, surges and the DC voltage. There is a great designer needed to have reliable design requirements and well-defined simulation procedure for the development of the apparatus. In this paper, Fuzzy Logic (FL) method is used to model breakdown voltage, ba...

Séminaire national sur la qualité de l’enseignement dans l’enseignement supérieur -

High voltage device design needs predicting the withstanding voltage to assay conditions as pulses, surges and the DC voltage. There is a great designer needed to have reliable design requirements and well-defined simulation procedure for the development of the apparatus. In this paper, Fuzzy Logic method is used to model breakdown voltage, based o...

High voltage device design needs predicting the withstanding voltage to assay conditions as pulses, surges and the DC voltage. There is a great designer needed to have reliable design requirements and well-defined simulation procedure for the development of the apparatus. In this paper, Fuzzy Logic (FL) method is used to model breakdown voltage, ba...

In this study, influence of a dielectric barrier on the DC breakdown voltage in a vertically arrangement rod-plane gap was numerically analysed by using the experimental methodology models .DC breakdown voltage in the gap was examined for different gap distances, size and material of the barrier and positions of the barrier between electrodes for e...

Segmentation is an extremely active field of research since it is an important step in the treatment and the interpretation of the medical images. It represents one of the most difficult step for relevant parameters extraction from images. In this paper, we study A New robust Level Set image segmentation method is developed by formulating Signed P...

High voltage device design need predicting the withstanding voltage to the assay conditions as pulses, surges and the AC voltage. There is a great designer need a reliable design requirements and simulation procedure definite development of the apparatus. This advanced parametric study was on the basis of the experimental methodology models. This m...

Segmentation is an extremely active field of research since it is an important step in the treatment and the interpretation of the medical images. It represents one of the most difficult step for relevant parameters extraction from images. In this paper, we study A New robust Level Set image segmentation method is developed by formulating Signed P...

High voltage device dimensioning requires the prediction of the withstand voltage for test conditions like impulses, surges and AC voltage. There is a large need of designer to have reliable design criteria and well-defined simulation procedure for device development. This parametric study is based on the methodology of experimental designs. This m...

High voltage device dimensioning requires the prediction of the withstand voltage for test conditions like impulses, surges and AC voltage. There is a large need of designer to have reliable design criteria and well-defined simulation procedure for device development. This parametric study is based on the methodology of experimental designs. This m...

High voltage device dimensioning requires the prediction of the withstand voltage for test conditions like impulses, surges and AC voltage . There is a large need of designer to have reliable design criteria and well-defined simulation procedure for device development. This parametric study is based on the methodology of experimental designs. This...

Breakdown voltage characteristics of air gaps considered a random process we have investigated how to find relevant statistical different leading to breakdown or with standing during an impulse voltage test under the same condition for a plane high voltage electrode and a grounded electrode configuration.In the present paper methods of the modellin...

The advantage provided by the use of barriers is the increase in the air rigidity. For the relatively small intervals (<30cm), the influence of the barriers on the air dielectric rupture was already noticed during the 1920 years by C. P.Steinmetz. The effect of the barriers in the intervals of air point-plan was the subject of several investigation...

The advantage provided by the use of barriers is the increase in the air rigidity. For the relatively small intervals (<30cm), the influence of the barriers on the air dielectric rupture was already noticed during the 1920 years by C. P.Steinmetz. The effect of the barriers in the intervals of air point- plan was the subject of several investigati...