Articles with "energy spectral" as a keyword



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Histological subtypes of solid-dominant invasive lung adenocarcinoma: differentiation using dual-energy spectral CT.

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Published in 2020 at "Clinical radiology"

DOI: 10.1016/j.crad.2020.08.034

Abstract: AIM To investigate the value of dual-energy spectral computed tomography (DESCT) for evaluating the histological subtypes of solid-dominant invasive lung adenocarcinoma (SILADC). MATERIALS AND METHODS Sixty-seven patients with SILADC were enrolled. All patients underwent DESCT… read more here.

Keywords: histological subtypes; subtypes solid; solid dominant; energy spectral ... See more keywords
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Application of contrast-enhanced dual-energy spectral CT for differentiating borderline from malignant epithelial ovarian tumours.

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Published in 2021 at "Clinical radiology"

DOI: 10.1016/j.crad.2021.04.004

Abstract: AIM To investigate the value of contrast-enhanced dual-energy spectral computed tomography (CT) in differentiating borderline epithelial ovarian tumours (BEOTs) from malignant epithelial ovarian tumours (MEOTs). MATERIALS AND METHODS Sixty patients who underwent pelvic contrast-enhanced spectral… read more here.

Keywords: epithelial ovarian; contrast; energy spectral; contrast enhanced ... See more keywords
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Pseudoenhancement effects on iodine quantification from dual-energy spectral CT systems: A multi-vendor phantom study regarding renal lesion characterization.

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Published in 2018 at "European journal of radiology"

DOI: 10.1016/j.ejrad.2018.06.002

Abstract: PURPOSE To measure the effect of pseudoenhancement on spectral CT iodine quantification as a function of lesion size, lesion iodine level, background iodine level, helical versus axial scanning, and spectral CT scanner type in a… read more here.

Keywords: phantom; energy spectral; iodine quantification; quantification ... See more keywords

Teager energy spectral kurtosis of wavelet packet transform and its application in locating the sound source of fault bearing of belt conveyor

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Published in 2020 at "Measurement"

DOI: 10.1016/j.measurement.2020.108367

Abstract: Abstract Kurtogram is widely used in fault diagnosis because it can adaptively identify the resonance frequency band of the fault. However, kurtosis defined in time domain has poor robustness and is very sensitive to noise… read more here.

Keywords: fault; energy spectral; spectral kurtosis; teager energy ... See more keywords
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Energy and Spectral Efficient Cognitive Radio Sensor Networks for Internet of Things

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Published in 2018 at "IEEE Internet of Things Journal"

DOI: 10.1109/jiot.2018.2837354

Abstract: Energy and spectral efficient solutions are indispensable to the success of Internet of Things (IoT). The design and development of energy and spectral efficient solutions for IoT are very challenging mainly because of the large-scale… read more here.

Keywords: energy; spectral efficient; internet things; sensor networks ... See more keywords
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How Many Reflecting Elements Are Needed for Energy- and Spectral-Efficient Intelligent Reflecting Surface-Assisted Communication

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Published in 2022 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2021.3128544

Abstract: This paper investigates and analyzes the number of reflecting elements for guaranteed energy- and spectral-efficient intelligent reflecting surface (IRS)-assisted communication systems. As opposed to previous works where the energy efficiency (EE)/the spectral efficiency (SE) maximization… read more here.

Keywords: energy spectral; spectral efficient; reflecting elements; number ... See more keywords
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Application of Dual-Energy Spectral Computed Tomography in Bone Mineral Density Measurement: Phantom and Clinical Research

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Published in 2022 at "International Journal of General Medicine"

DOI: 10.2147/ijgm.s381857

Abstract: Introduction Early detection and treatment of osteoporosis through bone mineral density (BMD) measurement could aid in the prevention of osteoporosis-related fractures. We aimed to assess the parameter of dual-energy spectral CT (DesCT) consistency with BMD… read more here.

Keywords: energy spectral; mineral density; bmd; dual energy ... See more keywords
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Quantitative evaluation of bone marrow infiltration using dual-energy spectral computed tomography in patients with multiple myeloma.

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Published in 2021 at "Journal of X-ray science and technology"

DOI: 10.3233/xst-200811

Abstract: OBJECTIVE To explore the potential value of quantitative parameters derived from dual-energy spectral computed tomography (DESCT) as comparing to the parameters derived from magnetic resonance imaging (MRI) in detecting bone marrow (BM) infiltration and distinguishing… read more here.

Keywords: energy spectral; dual energy; bone marrow; infiltration ... See more keywords