Results 41 to 50 of about 11,447 (223)

Facial discoid dermatosis: A cosmetically disfiguring and challenging condition to treat

open access: yesSkin Health and Disease, 2021
Facial discoid dermatosis (FDD) is a recently described condition comprising discrete facial papulo‐squamous lesions. We report three cases that clinically and histologically resemble FDD and demonstrate its resistance to treatment. Awareness of this new
S. Rahmatulla   +4 more
doaj   +1 more source

Achieving energy savings through artificial-intelligence-assisted fault detection and diagnosis: Case study on refrigeration systems

open access: yesCase Studies in Thermal Engineering, 2022
This study developed an innovative auto-scale transfer learning (ASTL) technology for artificial intelligence (AI) assisted fault detection and diagnosis (FDD).
Dasheng Lee   +2 more
doaj   +1 more source

A Survey on Self-Interference Cancellation in Mobile LTE-A/5G FDD Transceivers

open access: yesIEEE Transactions on Circuits and Systems - II - Express Briefs, 2021
This brief deals with self-interference (SI) effects in mobile communication radio frequency (RF) transceivers. The basics of current communication standards, namely Long-Term Evolution (LTE) and 5G, are outlined with a focus on carrier aggregation (CA).
C. Motz   +3 more
semanticscholar   +1 more source

Scalable user selection in FDD massive MIMO [PDF]

open access: yesEURASIP Journal on Wireless Communications and Networking, 2021
AbstractUser subset selection requires full downlink channel state information to realize effective multi-user beamforming in frequency-division duplexing (FDD) massive multi-input multi-output (MIMO) systems. However, the channel estimation overhead scales with the number of users in FDD systems.
Xing Zhang 0011, Ashutosh Sabharwal
openaire   +3 more sources

Clinical significance and related factors of rectal hyposensitivity in patients with functional defecation disorder

open access: yesFrontiers in Medicine, 2023
BackgroundRectal hyposensitivity (RH) is not uncommon in patients with functional defecation disorder (FDD). FDD patients with RH are usually unsatisfied with their treatment.AimsThe aim of this study was to find the significance of RH in patients with ...
Ya Jiang   +4 more
doaj   +1 more source

Data-Driven Machine Learning for Fault Detection and Diagnosis in Nuclear Power Plants: A Review

open access: yesFrontiers in Energy Research, 2021
Data-driven machine learning (DDML) methods for the fault diagnosis and detection (FDD) in the nuclear power plant (NPP) are of emerging interest in the recent years.
Guang Hu, Taotao Zhou, Qianfeng Liu
doaj   +1 more source

Network reconfiguration and operation optimisation of distribution system with flexible DC device

open access: yesThe Journal of Engineering, 2019
In this study, a comprehensive reconfiguration and operation optimisation of distribution system with flexible DC device (FDD) is discussed. The structures of distribution network with FDD are illustrated and the exact operating of FDD set-points are ...
Yanhong Yang   +4 more
doaj   +1 more source

YOLOv8-FDD: A Real-Time Vehicle Detection Method Based on Improved YOLOv8

open access: yesIEEE Access
Aiming at the serious problems of missed detection, false detection and difficult deployment of existing target detection algorithms when applied to traffic scenes, a vehicle detection model YOLOv8-FDD with lower parameter count and higher accuracy is ...
Xiaojia Liu   +3 more
semanticscholar   +1 more source

Development and Validation of a Data-Driven Fault Detection and Diagnosis System for Chillers Using Machine Learning Algorithms

open access: yesEnergies, 2021
Fault detection and diagnosis (FDD) systems enable high cost savings and energy savings that could have economic and environmental impact. This study aims to develop and validate a data-driven FDD system for a chiller.
Icksung Kim, Woohyun Kim
doaj   +1 more source

Consumo de fibra dietaria, por día, en niños con estreñimiento funcional y síndrome de intestino irritable

open access: yesEntramado, 2019
Los principales desórdenes gastrointestinales funcionales (DGF) pediátricos son estreñimiento funcional (EF) y síndrome de intestino irritable (SII). Se recomienda en niños, la edad más 5 gramos de fibra dietaria diaria (FDD).
Ingrith Viviana Hoyos-García   +1 more
doaj   +1 more source

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