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Quantitative imaging of excised osteoarthritic cartilage using spectral CT
AbstractObjectivesTo quantify iodine uptake in articular cartilage as a marker of glycosaminoglycan (GAG) content using multi-energy spectral CT.MethodsWe incubated a 25-mm strip of excisedExpand
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Discrimination Between Calcium Hydroxyapatite and Calcium Oxalate Using Multienergy Spectral Photon-Counting CT.
OBJECTIVE We aimed to determine whether multienergy spectral photon-counting CT could distinguish between clinically relevant calcium crystals at clinical x-ray energy ranges. Energy thresholds ofExpand
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Spectral CT data acquisition with Medipix3.1
This paper describes the acquisition of spectral CT images using the Medipix3.1 in spectroscopic mode, in which the chip combines 2 × 2 pixel clusters to increase the number of energy thresholds andExpand
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Segmentation enhances material analysis in multi-energy CT: A simulation study
TLDR
A segmentation algorithm that assists material analysis in multi-energy computed tomography is presented. Expand
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MARS spectral molecular imaging of lamb tissue: data collection and image analysis
TLDR
Spectral molecular imaging is a new imaging technique able to discriminate and quantify different components of tissue simultaneously at high spatial and high energy resolution. Expand
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MARS-MD: rejection based image domain material decomposition
TLDR
This paper outlines image domain material decomposition algorithms that have been routinely used in MARS spectral CT systems. Expand
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Reducing beam hardening effects and metal artefacts in spectral CT using Medipix3RX
This paper discusses methods for reducing beam hardening effects and metal artefacts using spectral x-ray information in biomaterial samples. A small-animal spectral scanner was operated in the 15 toExpand
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Element-specific spectral imaging of multiple contrast agents: a phantom study
This work demonstrates the feasibility of simultaneous discrimination of multiple contrast agents based on their element-specific and energy-dependent X-ray attenuation properties using aExpand
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Measuring Identification and Quantification Errors in Spectral CT Material Decomposition
Material decomposition methods are used to identify and quantify multiple tissue components in spectral CT but there is no published method to quantify the misidentification of materials. This paperExpand
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