Publications by authors named "A Sharaf"

"PolynetDWTCADx" is a sophisticated hybrid model that was developed to identify and distinguish colorectal cancer. In this study, the CKHK-22 dataset, comprising 24 classes, served as the introduction. The proposed method, which combines CNNs, DWTs, and SVMs, enhances the accuracy of feature extraction and classification.

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The exploration of perovskite compounds incorporating actinide and divalent elements reveals remarkable characteristics. Focusing on PbBkO, RaBkO, and SrBkO, these materials were studied using density functional theory (DFT) via the CASTEP code to analyze their electronic, optical, and mechanical properties. The results show semiconductor behavior, with respective band gaps of 1.

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A defect in the fusion of Müllerian ducts results in the uterine malformation of the bicornuate uterus. The bicornuate uterus is an uncommon condition, and it is associated with adverse early pregnancy and antenatal events, such as recurrent miscarriages, preterm labor, and delivery. The bicornuate uterus has two symmetric uterine cavities that are fused caudally and have some degree of communication between the two cavities, usually at the uterine isthmus.

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Background: Helicobacter pylori (H. pylori) infection increases the risks of chronic gastritis, peptic ulcer diseases, and the incidence of gastric cancer. However, antibiotic resistance and adverse effects led to the emergence of alternative treatments such as probiotics supplementation.

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Article Synopsis
  • The paper explores the use of Model-Free Predictive Control (MFPC) in power electronic systems, focusing on an improved adaptive integral sliding mode observer (AISMO) to better estimate unknown factors in an ultra-local model (ULM).
  • The proposed AISMO-MFPC aims to enhance control accuracy by estimating system parameters based on current errors, leading to independent control of the system.
  • To achieve lower current ripple, the method incorporates active vector execution time (AVET), allowing for multiple vector selections during a sampling period, which results in faster system responses and reduced harmonics.
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