Magnetic resonance imaging

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Medical 3D image processing applied to computed tomography and magnetic resonance imaging

Medical 3D image processing applied to computed tomography and magnetic resonance imaging

... to magnetic resonance imaging for identifying the severity of the Alzheimer’s ...in magnetic resonance imaging is similar in terms of the low spatial resolution and the high ...

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Clinical benefit of 3 Tesla magnetic resonance imaging rescanning in patients with focal epilepsy and negative 1 5 tesla magnetic resonance imaging

Clinical benefit of 3 Tesla magnetic resonance imaging rescanning in patients with focal epilepsy and negative 1 5 tesla magnetic resonance imaging

... Background: Magnetic resonance imaging is an essential tool in the pre-surgical evaluation of patients with drug-resistant ...Tesla magnetic resonance imaging were rescanned with ...

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Atlas-based segmentation of multiple sclerosis lesions in magnetic resonance imaging

Atlas-based segmentation of multiple sclerosis lesions in magnetic resonance imaging

... brain magnetic resonance imaging applied to multiple sclerosis ...brain imaging, we propose two different multiple sclerosis lesion segmentation pipelines based on the conclusions of these ...

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Probabilistic modeling of tensorial data for enhancing spatial resolution in magnetic resonance imaging

Probabilistic modeling of tensorial data for enhancing spatial resolution in magnetic resonance imaging

... In biological tissues such as nerve fiber bundles and muscles, the spontaneous heat motion of water molecules is restricted by obstacles in the fibrous microstructure. Medical imaging uses the principles of ...

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Tissue discrimination in magnetic resonance imaging of the rator cuff

Tissue discrimination in magnetic resonance imaging of the rator cuff

... medical imaging modalities. Magnetic Resonance Imaging (MRI) is the method more widely used, though other types are also chosen, such as Computed Tomography (TC) and Ultrasound Imaging ...

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Diffuse outlier time series detection technique for functional magnetic resonance imaging

Diffuse outlier time series detection technique for functional magnetic resonance imaging

... Abstract. We propose a new support vector machine (SVM) based method that improves the time series classification in magnetic resonance imaging (fMRI). We exploit the robust anisotropic diffusion ...

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TítuloGd3+ based magnetic resonance imaging contrast agent responsive to Zn2+

TítuloGd3+ based magnetic resonance imaging contrast agent responsive to Zn2+

... spectrometer. Magnetic resonance imaging experiments at field strength of 7 T were performed on a BioSpec 70/30 USR magnet using Bruker quadrature volume coil (RF RES 300 1H 112/86 QSN TD ...

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The fractional Fourier transform and quadratic field magnetic resonance imaging

The fractional Fourier transform and quadratic field magnetic resonance imaging

... to Magnetic Resonance Imaging ...constant magnetic field, which interacts with the nuclear spin of the elements composing it, causing the magnetization of the ...the resonance frequency ...

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Local staging of rectal carcinoma: endorectal ultrasound versus magnetic resonance imaging. Systematic review of literature and meta-analysis

Local staging of rectal carcinoma: endorectal ultrasound versus magnetic resonance imaging. Systematic review of literature and meta-analysis

... MR imaging and histopathological analysis in the staging of rectal cancer were ...“magnetic resonance imaging” (MeSH) or “ultrasonography” (MeSH) and (c) “specificity” or “false negative” or ...

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Nonlinear Optimization Methods for Accelerating Magnetic Resonance Imaging

Nonlinear Optimization Methods for Accelerating Magnetic Resonance Imaging

... Here we identify the term TV(u) as J(u), the regularizer, and the data fidelity term is the same than in (2.5) with K = I, the identity. The TV is a very nonlinear operator that allows for (weak) distributional solutions ...

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On-line identification of seeds in mandarins with magnetic resonance imaging

On-line identification of seeds in mandarins with magnetic resonance imaging

... In order to validate the classification performance obtained by the discriminant analysis with static samples, images on mandarins conveyed through the spectrometer at 54mm/s were aut[r] ...

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Spatially-variant noise filtering in magnetic resonance imaging: A consensus-based approach

Spatially-variant noise filtering in magnetic resonance imaging: A consensus-based approach

... Average running times for 100 executions of the different al- gorithms and different experiments carried out. When the SNS in- creases, CURE becomes better than to our approach. However,[r] ...

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Estudio anatómico, ecográfico, tomográfico e imagen por resonancia magnética de la articulación temporomandibular del caballo / Anatomy ultrasonography, computed tomography and magnetic resonance imaging of teh equine temporomandibula joint

Estudio anatómico, ecográfico, tomográfico e imagen por resonancia magnética de la articulación temporomandibular del caballo / Anatomy ultrasonography, computed tomography and magnetic resonance imaging of teh equine temporomandibula joint

... 129 there are not imaging artefacts due to post mortem changes. The principal difference found was the appearance of the vessels which displayed dark signal intensity emulating the blood flow, probably caused by ...

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Detection of freeze injury in oranges using magnetic resonance imaging under motion conditions

Detection of freeze injury in oranges using magnetic resonance imaging under motion conditions

... The decrease in the quality of the images strongly affected the algorithm calculating the center of gravity and the ratios corresponding to the flesh of the orange and thus the ratios [r] ...

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Automated detection and classification of brain injury lesions on structural magnetic resonance imaging

Automated detection and classification of brain injury lesions on structural magnetic resonance imaging

... Several automated algorithms have been developed to automatically label brain structures, as reviewed in Section III. One of the major conclusions of the referenced papers in Section III, is that most of these algorithms ...

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Automated detection of new multiple sclerosis lesions in longitudinal brain magnetic resonance imaging

Automated detection of new multiple sclerosis lesions in longitudinal brain magnetic resonance imaging

... This thesis deals with the detection of new multiple sclerosis (MS) lesions in longitudinal brain magnetic resonance (MR) imaging. This disease is characterized by the presence of lesions in the ...

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Quantification of hepatic steatosis using magnetic resonance imaging

Quantification of hepatic steatosis using magnetic resonance imaging

... space, avoiding the quantification of blood that could flow through porto-systemic shunts (Bosch & Garcia-Pagan, 2000). Additionally, TIR-ASL technique just need the acquisition of one image and does not needed the ...

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Sndrome de Klippel Trenaunay Weber complicado con trombosis venosa cerebral

Sndrome de Klippel Trenaunay Weber complicado con trombosis venosa cerebral

... - Magnetic resonance imaging of the skull: Variable intensity image in the right parieto-occipital re- gion, with signal annulment in its interior, meas- uring approximately 42x28mm axially, with ...

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Se puede leer la mente con la resonancia magntica funcional?

Se puede leer la mente con la resonancia magntica funcional?

... Functional magnetic resonance imaging (fMRI) is based on neuronal activity and blood ...brain imaging data with an accuracy of above ...

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El papel de la resonancia magntica fetal en el estudio de la hernia diafragmtica congnita

El papel de la resonancia magntica fetal en el estudio de la hernia diafragmtica congnita

... fetal magnetic resonance imaging-derived total lung volume predicts postnatal survival and need for extra- corporeal membrane oxygenation support in isolated congenital diaphragmatic ...

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