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Affichage de 1991 à 2000 sur 16448

Article dans une revue

SuperpixelGridMasks Data Augmentation: Application to Precision Health and Other Real-world Data

Karim Hammoudi, Adnane Cabani, Bouthaina Slika, Halim Benhabiles, Fadi Dornaika, Mahmoud Melkemi

A novel approach of data augmentation based on irregular superpixel decomposition is proposed. This approach called SuperpixelGridMasks permits to extend original image datasets that are required by training stages of machine learning-related analysis architectures towards increasing their…

Journal of Healthcare Informatics Research, 2023, 6, pp.442-460. ⟨10.1007/s41666-022-00122-1⟩. ⟨hal-03951542⟩

Article dans une revue

High-Speed Uni-Travelling-Carrier Photodiodes on Silicon Nitride.

Dennis Maes, Sam Lemey, Gunther Roelkens, Mohammed Zaknoune, Vanessa Avramovic, Etienne Okada, Pascal Szriftgiser, Emilien Peytavit, Guillaume Ducournau, Bart Kuyken

Integrated photonics is an emerging technology for many existing and future tele- and data communication applications. One platform of particular interest is Silicon Nitride (SiN) thanks to - amongst others - its very low-loss waveguides. However, it lacks active devices, such as lasers, amplifiers…

APL Photonics, 2023, 8 (1), 016104, 6 p. ⟨10.1063/5.0119244⟩. ⟨hal-03917866⟩

Thèse

Preparation of photothermal nanomaterials for water treatment, Préparation de nanomatériaux photothermiques pour la purification d'eau

Go Inoue

Solar interfacial evaporation has recently emerged as a solution to alleviate the water shortage of our century in an environmentally-friendly way. However, the low efficiency of water-steam conversion, the high cost for the preparation of the evaporator, and the scarcity of raw materials are major…, L'évaporation interfaciale solaire est apparue récemment comme une solution pour pallier la pénurie d'eau de notre siècle de manière écologique. Cependant, la faible efficacité de la conversion eau-vapeur, le coût élevé de la préparation de l'évaporateur et la rareté des matières…

Micro and nanotechnologies/Microelectronics. Université de Lille, 2023. English. ⟨NNT : 2023ULILN002⟩. ⟨tel-04528742⟩

Thèse

Effet de la paromomycine sur le développement du parasite Cryptosporidium parvum : des méthodes standards de détection à la spectroscopie d'impédance, comment accélérer les méthodes de criblage des molécules à visée thérapeutique ?, Effect of paromomycin on the development of the parasite Cryptosporidium parvum : from standard methods of detection to impedance spectroscopy, how to accelerate drug screening method ?

Anne-Charlotte Lenière

Les parasites du genre Cryptosporidium sont les agents pathogènes responsables d'une maladie gastro-entérique marquée par des diarrhées sévères : la cryptosporidiose. Cette infection peut devenir fatale chez les individus les plus fragiles (enfants en bas âge, personnes âgées ou…, Cryptosporidium is a protozoan parasite which infects a wide range of hosts including Human Beings and has a global presence. Cryptosporidium is the etiologic agent of cryptosporidiosis, a disease characterized by profuse diarrhea. In vulnerable patients (infants, old people or immunodeficient…

Micro et nanotechnologies/Microélectronique. Université de Lille, 2023. Français. ⟨NNT : 2023ULILN007⟩. ⟨tel-04324754⟩

Thèse

Improving cooperative non-orthogonal multiple access (CNOMA) and enhancing the physical layer security (PLS) for beyond 5G (B5G) and future eHealth wireless networks, Amélioration des techniques d'accès multiple non-orthogonales coopératives (CNOMA) et renforcement de la sécurité de la couche physique pour les systèmes sans fil au-delà de la 5G (B5G) et des futurs réseaux de eSanté

Anis Amazigh Hamza

The fifth generation of cellular networks (5G) was a real revolution in radio access technologies and mobile networks, presenting itself as the breakthrough generation that allowed the coexistence of extremely diversified applications and usage scenarios, unified under the same standard.…, La cinquième génération de réseaux cellulaires (5G) a été une véritable révolution des technologies du réseau d'accès radio et du réseau mobile de base, se présentant comme la génération de rupture qui permet la cohabitation d'applications et usages extrêmement diversifiés, unifiés au…

Micro and nanotechnologies/Microelectronics. Université Polytechnique Hauts-de-France; Institut national des sciences appliquées Hauts-de-France, 2023. English. ⟨NNT : 2023UPHF0006⟩. ⟨tel-04037829⟩

Article dans une revue

Photocatalytic Partial Oxidation of Methane to Carbon Monoxide and Hydrogen over CIGS Solar Cell

Chunyang Dong, Di Yu, Karima Ben Tayeb, Pardis Simon, Ahmed Addad, Martine Trentesaux, Danilo Oliveira de Souza, Sergei Chernyak, Deizi V Peron, Amelle Rebai, Jean-François Guillemoles, Xavier Wallart, Bruno Grandidier, Andrei Y Khodakov, Negar Naghavi, Ordomsky V.

Methane valorization is one of the main challenges in the modern chemical industry. However, existing processes require high reaction temperatures. The alternative photocatalytic routes for methane valorization at ambient conditions would be highly attractive. Today, photovoltaic (PV) generation of…

Applied Catalysis B: Environmental, 2023, 325, pp.122340. ⟨10.1016/j.apcatb.2022.122340⟩. ⟨hal-03924564⟩

Article dans une revue

Pharmacological inhibitors of β-cell dysfunction and death as therapeutics for diabetes

Stéphane Dalle, Amar Abderrahmani, Eric Renard

More than 500 million adults suffer from diabetes worldwide, and this number is constantly increasing. Diabetes causes 5 million deaths per year and huge healthcare costs per year. β-cell death is the major cause of type 1 diabetes. β-cell secretory dysfunction plays a key role in the development…

Frontiers in Endocrinology, 2023, 14, pp.1076343. ⟨10.3389/fendo.2023.1076343⟩. ⟨hal-04079756⟩

Article dans une revue

Effects of Reaction Parameters on the Geometry and Crystallinity of Hydrothermally Synthesized ZnO Nanorods for Bio-Fouling Applications

Abderrahmane Hamdi, Chin Sing Lim, Mohamed Aymen Ben Achour, Ali Ahmed Alshehri, Mervat Alamri, D. Deresmes, Serena Lay-Ming Teo, Denis Remiens, El Hadj Dogheche

In this present work, we have successfully synthesized vertical aligned ZnO nanorod arrays (ZnO NRs) on conductive stainless-steel substrate. These ZnO NRs were obtained by using a low temperature, low cost, and eco-friendly hydrothermal approach. The effect of the sol-gel deposited ZnO seed layer…

Coatings, 2023, This article belongs to the Special Issue Deposition and Applications of Protective Films and Coatings, 13 (1), pp.200. ⟨10.3390/coatings13010200⟩. ⟨hal-03952029⟩

Article dans une revue

Novel opto-fluidic drug delivery system for efficient cellular transfection

Majid Layachi, A. Treizebre, Laurent Hay, David Gilbert, Jean Pesez, Quentin D’acremont, Kevin Braeckmans, Quentin Thommen, Emmanuel Courtade

Abstract Intracellular drug delivery is at the heart of many diagnosis procedures and a key step in gene therapy. Research has been conducted to bypass cell barriers for controlled intracellular drug release and made consistent progress. However, state-of-the-art techniques based on non-viral…

Journal of Nanobiotechnology, 2023, 21 (1), pp.43. ⟨10.1186/s12951-023-01797-3⟩. ⟨hal-03996959⟩

Communication dans un congrès

Exploring Machine Learning Privacy/Utility Trade-Off from a Hyperparameters Lens

Ayoub Arous, Amira Guesmi, Muhammad Abdullah Hanif, Ihsen Alouani, Muhammad Shafique

Machine Learning (ML) architectures have been applied to several applications that involve sensitive data, where a guarantee of users' data privacy is required. Differentially Private Stochastic Gradient Descent (DPSGD) is the state-of-the-art method to train privacy-preserving models. However…

International Joint Conference on Neural Networks (IJCNN 2023), Jun 2023, Gold Coast, Australia. ⟨10.1109/IJCNN54540.2023.10191743⟩. ⟨hal-04202435⟩