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Radiation Dosage

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Predicting patient-specific organ doses from thoracic CT examinations using support vector regression algorithm.

Journal of X-ray science and technology Jan 1, 2024
PURPOSE: This study aims to propose and develop a fast, accurate, and robust prediction method of patient-specific organ doses from CT examinations using minimized computational resources.
Aged Adult Male Algorithms Tomography, X-Ray Computed Female Radiation Dosage Radiography, Thoracic Monte Carlo Method Middle Aged Lung Support Vector Machine Humans
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Performance evaluation of deep learning image reconstruction algorithm for dual-energy spectral CT imaging: A phantom study.

Journal of X-ray science and technology Jan 1, 2024
OBJECTIVES: To evaluate the performance of deep learning image reconstruction (DLIR) algorithm in dual-energy spectral CT (DEsCT) as a function of radiation dose and image energy level, in comparison with filtered-back-projection (FBP) and adaptive s...
Deep Learning Humans Image Processing, Computer-Assisted Algorithms Signal-To-Noise Ratio Tomography, X-Ray Computed Phantoms, Imaging Radiation Dosage Radiography, Dual-Energy Scanned Projection
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An Evaluation Analysis for Computed Tomography Image Quality of Primary Liver Cancer Lesions Based on Deep Learning Image Reconstruction.

Current medical imaging Jan 1, 2024
BACKGROUND: Abdominal multi-slice helical computed tomography (CT) and contrast-enhanced scanning have been widely recognized clinically.
Radiation Dosage Liver Neoplasms Image Processing, Computer-Assisted Radiographic Image Interpretation, Computer-Assisted Humans Tomography, X-Ray Computed Deep Learning
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Image Quality Improvement of Low-dose Abdominal CT using Deep Learning Image Reconstruction Compared with the Second Generation Iterative Reconstruction.

Current medical imaging Jan 1, 2024
BACKGROUND: Whether deep learning-based CT reconstruction could improve lesion conspicuity on abdominal CT when the radiation dose is reduced is controversial.
Humans Retrospective Studies Tomography, X-Ray Computed Deep Learning Radiographic Image Interpretation, Computer-Assisted Image Processing, Computer-Assisted Quality Improvement Radiation Dosage
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Deep-learning reconstruction for the evaluation of lumbar spinal stenosis in computed tomography.

Medicine Jun 9, 2023
To compare the quality and interobserver agreement in the evaluation of lumbar spinal stenosis (LSS) on computed tomography (CT) images between deep-learning reconstruction (DLR) and hybrid iterative reconstruction (hybrid IR). This retrospective stu...
Deep Learning Radiographic Image Interpretation, Computer-Assisted Spinal Stenosis Radiation Dosage Lumbosacral Region Aged, 80 and over Male Middle Aged Retrospective Studies Tomography, X-Ray Computed Aged Humans Algorithms
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[Quality of Images Reconstructed by Deep Learning Reconstruction Algorithm for Head and Neck CT Angiography at 100 kVp].

Zhongguo yi xue ke xue yuan xue bao. Acta Academiae Medicinae Sinicae Jun 1, 2023
Objective To evaluate the impact of deep learning reconstruction algorithm on the image quality of head and neck CT angiography (CTA) at 100 kVp. Methods CT scanning was performed at 100 kVp for the 37 patients who underwent head and neck CTA in PUMC...
Radiographic Image Interpretation, Computer-Assisted Humans Radiation Dosage Signal-To-Noise Ratio Algorithms Computed Tomography Angiography Deep Learning
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[The application value of deep learning image reconstruction on improving image quality and evaluating the Qanadli embolism index of dual low-dose CT pulmonary angiography].

Zhonghua yi xue za zhi May 23, 2023
To compare the image quality and Qanadli embolism index between deep learning image reconstruction (DLR) and adaptive statistical iterative reconstruction-veo (ASiR-V) in dual low-dose CT pulmonary angiography (CTPA) with low contrast agent dose and...
Male Deep Learning Image Processing, Computer-Assisted Contrast Media Radiographic Image Interpretation, Computer-Assisted Humans Retrospective Studies Pulmonary Embolism Radiation Dosage Algorithms Tomography, X-Ray Computed Angiography Female Computed Tomography Angiography
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RESEARCH PROGRESS OF DEEP LEARNING IN LOW-DOSE CT IMAGE DENOISING.

Radiation protection dosimetry Mar 17, 2023
Low-dose computed tomography (CT) will increase noise and artefacts while reducing the radiation dose, which will adversely affect the diagnosis of radiologists. Low-dose CT image denoising is a challenging task. There are essential differences betwe...
Image Processing, Computer-Assisted Signal-To-Noise Ratio Artifacts Radiation Dosage Algorithms Tomography, X-Ray Computed Deep Learning
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COMBINING HI-RESOLUTION SCAN MODE WITH DEEP LEARNING RECONSTRUCTION ALGORITHMS IN CARDIAC CT.

Radiation protection dosimetry Jan 4, 2023
To investigate the impact of combining the high-resolution (Hi-res) scan mode with deep learning image reconstruction (DLIR) algorithm in CT. Two phantoms (Catphan600® and Lungman, small, medium, large size) were CT scanned using combinations of Hi-r...
Radiographic Image Interpretation, Computer-Assisted Radiation Dosage Thorax Tomography, X-Ray Computed Deep Learning Algorithms Image Processing, Computer-Assisted
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Deep learning image reconstruction for quality assessment of iodine concentration in computed tomography: A phantom study.

Journal of X-ray science and technology Jan 1, 2023
BACKGROUND: Recently, deep learning reconstruction (DLR) technology aiming to improve image quality with minimal radiation dose has been applied not only to pediatric scans, but also to computed tomography angiography (CTA).
Image Processing, Computer-Assisted Tomography, X-Ray Computed Radiographic Image Interpretation, Computer-Assisted Phantoms, Imaging Humans Deep Learning Radiation Dosage Computed Tomography Angiography Algorithms Child
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