Zobrazeno 1 - 10
of 47
pro vyhledávání: '"Héla E"'
Publikováno v:
Heliyon, Vol 10, Iss 20, Pp e38524- (2024)
The rapid advancement of deep learning has generated considerable enthusiasm regarding its utilization in addressing medical imaging issues. Machine learning (ML) methods can help radiologists to diagnose breast cancer (BCs) barring invasive measures
Externí odkaz:
https://doaj.org/article/6b3d5655359c47e58034f48dcc76d556
Autor:
Yazan A. Alsariera, Waleed Fayez Awwad, Abeer D. Algarni, Hela Elmannai, Margarita Gamarra, José Escorcia-Gutierrez
Publikováno v:
Alexandria Engineering Journal, Vol 93, Iss , Pp 59-66 (2024)
Security in smart cities is a challenging issue in urban environments as they depend upon interconnected technologies and data for effective services. To address security challenges, smart cities implement robust cybersecurity measures, including net
Externí odkaz:
https://doaj.org/article/b2dfe0d92b694c4b97abcdc422645a7e
Autor:
Manal Abdullah Alohali, Nora El-Rashidy, Saad Alaklabi, Hela Elmannai, Saleh Alharbi, Hager Saleh
Publikováno v:
Frontiers in Oncology, Vol 14 (2024)
Cervical cancer is a prevalent and concerning disease affecting women, with increasing incidence and mortality rates. Early detection plays a crucial role in improving outcomes. Recent advancements in computer vision, particularly the Swin transforme
Externí odkaz:
https://doaj.org/article/f74c5195c3624ad39cb1d95ab18c736a
Autor:
Manal Abdullah Alohali, Nasir Saleem, Delel Rhouma, Mohamed Medani, Hela Elmannai, Sami Bourouis
Publikováno v:
IEEE Access, Vol 12, Pp 146513-146526 (2024)
Speech enhancement (SE) aims to improve the quality and intelligibility of speech signals, particularly in the presence of noise or other distortions, to ensure reliable communication and robust speech recognition. Deep neural networks (DNNs) have sh
Externí odkaz:
https://doaj.org/article/f5715045dd764ffa91fafbb7068aa1a2
Autor:
Mujeeb Abdullah, Saad Hassan Kiani, Nosherwan Shoaib, Tanweer Ali, Hela Elmannai, Abeer D. Algarni, Umar Farooq Khattak
Publikováno v:
IEEE Access, Vol 12, Pp 141476-141488 (2024)
In this article, a slotted wideband eight-element multiple-input multiple-output (MIMO) antenna system is designed for the N77 (3.3-4.2 GHz) spectrum. The MIMO system is fabricated FR-4 substrate with standard smartphone dimensions, The orthogonal pl
Externí odkaz:
https://doaj.org/article/613e7d0db4cb4b018a5bdcb5dbcf1ed3
A High Gain Array Based Millimeter Wave MIMO Antenna With Improved Isolation and Decorrelated Fields
Autor:
Daniyal Ali Sehrai, Mehr E. Munir, Saad Hassan Kiani, Nosherwan Shoaib, Abeer D. Algarni, Hela Elmannai, Moustafa M. Nasralla, Tanweer Ali
Publikováno v:
IEEE Access, Vol 12, Pp 89794-89803 (2024)
A high gain antenna system with improved isolation for 5G applications is proposed and investigated. The radiating structure consists of a combination of multiple strips to make the proposed design resonate within the desired frequency band of 28 GHz
Externí odkaz:
https://doaj.org/article/893013484d554f01b35219c4141dc8fe
Autor:
Saad Hassan Kiani, Mehr E. Munir, Huseyin Serif Savci, Hatem Rmili, Eatedal Alabdulkreem, Hela Elmannai, Giovanni Pau, Mohammad Alibakhshikenari
Publikováno v:
IEEE Access, Vol 12, Pp 34467-34476 (2024)
In this work, a slotted wideband eight-element multiple-input multiple-output (MIMO) antenna system is presented, which covers the N77 (3.2-4.2 GHz) frequency band. The MIMO antennas are printed on a 0.8-mm-thick FR-4 substrate with dimensions of $15
Externí odkaz:
https://doaj.org/article/4e9df6f954b94dc699cfcd869435bab6
Publikováno v:
IEEE Access, Vol 12, Pp 21287-21303 (2024)
Single-channel speech enhancement is important for modern communication systems and has received a lot of attention. A convolutional neural network (CNN) successfully learns feature representations from speech spectrograms but loses spatial informati
Externí odkaz:
https://doaj.org/article/21a56c9457864949be4b3aa1ab870699
Autor:
Anouar Bouali, Ylenia Spissu, Antonio Barberis, Angela Fadda, Emanuela Azara, Germano Orrù, Alessandra Scano, Giuseppe Palmieri, Guy D'hallewin, Héla El Ferchichi Ouarda
Publikováno v:
PLoS ONE, Vol 19, Iss 2, p e0298518 (2024)
Plantago major L. and Plantago lagopus L. are cosmopolitan species, belonging to the Plantaginaceae family, used in traditional and modern medicine. In this study, a phytochemical evaluation of different aqueous and ethanolic extracts of leaves and r
Externí odkaz:
https://doaj.org/article/7333159b7efc4a7c92976ff94d667bf0
Publikováno v:
IEEE Access, Vol 11, Pp 135864-135879 (2023)
Recent terrorist attacks have emerged as a formidable menace to global peace and security, giving rise to an acute humanitarian and economic crisis characterized by the loss of numerous lives and the incurring of substantial financial damages. In res
Externí odkaz:
https://doaj.org/article/a4021009f9c4449dac1afab936dfc8b8