IMPACT OF LOCALIZED FINE TUNING IN THE PERFORMANCE OF SEGMENTATION AND CLASSIFICATION OF LUNG NODULES FROM COMPUTED TOMOGRAPHY SCANS USING DEEP LEARNING

Impact of localized fine tuning in the performance of segmentation and classification of lung nodules from computed tomography scans using deep learning

BackgroundAlgorithm malfunction may occur when there is a performance mismatch between the dataset with which it was developed and the dataset on which it was deployed.MethodsA baseline segmentation algorithm and a baseline classification algorithm were developed using public dataset of Lung Image Database Consortium to detect benign and malignant

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Replicating animal mitochondrial DNA

The field of mitochondrial DNA (mtDNA) replication has been experiencing incredible progress in recent years, and yet little is certain about the mechanism(s) used by animal cells to replicate this plasmid-like genome.The long-standing strand-displacement model of mammalian mtDNA replication (for which single-stranded DNA intermediates are a hallma

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Study of seminal fluid parameters and fertility of male sickle-cell disease patients and potential impact of hydroxyurea treatment

Context: Male sickle-cell disease (SCD) patients often have moderate to severe hypogonadism resulting in abnormal seminal fluid parameters.Hydroxyurea (HU) used in SCD patients has been found to further aggravate the testicular dysfunction.Aims: read more To study the seminal fluid parameters and fertility of male SCD patients and to evaluate the p

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Effect of paint on vapour resistivity in plaster

The vapour resistivity of plaster coatings such as paint and their effectiveness as water repellents were studied in several types of plaster.To this end, painted, unpainted and pigmented specimens were Model Truck tested.Experimental values were collected on diffusion and vapour permeability, or its inverse, water vapour resistivity.The data obtai

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