[PDF] Top 20 Robust estimation of the cerebral blood flow in arterial spin labelling
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Robust estimation of the cerebral blood flow in arterial spin labelling
... Department of Neuroradiology, F-35033 Rennes, France Abstract The introduction of Arterial Spin Labelling (ASL) techniques in Magnetic Resonance Imaging (MRI) has made ... Voir le document complet
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Robust Cerebral Blood Flow Map Estimation in Arterial Spin Labeling
... estimate of mean, ensures conver- gence as R grows, it has a zero breakdown point and is thus very sensitive to ...outliers. In particular, sudden subject motion may not be correctly corrected by ... Voir le document complet
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Compressive Matched Filter for Cerebral Blood Flow Quantification with ASL: sampling diversity or repetition?
... University of Rennes 1, Faculty of medecine, F-35043 Rennes, France ...Abstract. Arterial Spin Labeling (ASL) is a noninvasive perfusion tech- nique which allows the absolute ... Voir le document complet
9
Adaptive Maximal Blood Flow Velocity Estimation From Transcranial Doppler Echos
... supported in part by the Ph.D. Student Stipend of ETH Zürich and in part by a grant by Philips ...by the authors. ABSTRACT Objective: Novel applications of transcranial Doppler ... Voir le document complet
12
The effect of changing arterial blood pressure and carbon dioxide on cerebral blood flow.
... assess the CVR distal to, and hence the hemodynamic effects of, carotid stenosis or occlusion 10 ...across the whole brain in the form of prolonged arterial mean ... Voir le document complet
8
Robust perfusion maps in Arterial Spin Labeling by means of M-estimators
... measurement of Cerebral Blood Flow (CBF) is now feasible thanks to the introduction of Arterial Spin Labeling (ASL) Magnetic Resonance Imaging (MRI) ...to ... Voir le document complet
2
Robust Adaptive Estimation in the Competitive Chemostat
... design of observers for biological processes is often challenging due to uncertainties (such as parameter uncertainties and measurement noise) in the nonlinear models and their lack of ... Voir le document complet
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Apathy in depression : an arterial spin labeling study
... perfusion of putamen than non apathetic ...involved in behavioral side of ...hyperperfusion in the accumbens nucleus. This nucleus, contained within the ventral striatum, is a ... Voir le document complet
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Compromised cerebrovascular regulation and cerebral oxygenation in pulmonary arterial hypertension
... velocity in the middle cerebral artery) with transcranial Doppler ultrasonography ...obtaining the opti- mal signal/noise ratio, the probe was secured with a custom- made headband and ... Voir le document complet
26
Robust Optical Flow Estimation in Cardiac Ultrasound Images Using a Sparse Representation
... the interactions with artificial or anatomical highly reflective structures, ...cause the so-called shadowing artefacts. Shadows are a primary cause of signal ...common in UI. They are due to ... Voir le document complet
13
Time-of-day modulations of regional cerebral blood flow response in functional brain imaging studies : a meta-analysis
... (time of day) and homeostatic sleep pressure (elapsed awake time) determine our sleep-wake cycle [1] and affect several neurophysiological parameters ...as the level of performance in a series ... Voir le document complet
2
Ultrafast imaging of blood flow dynamics in the myocardium
... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ... Voir le document complet
2
Non-invasive estimation of hepatic blood perfusion from H2 15O PET images using tissue-derived arterial and portal input functions.: Non-invasive hepatic blood flow from PET
... for the appearance time (∆ t p sec) via the gut ...usage of model functions. A region of interest (ROI) was placed on the whole region of the liver in a summed ... Voir le document complet
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Towards brain-scale modelling of the human cerebral blood flow : hybrid approach and high performance computing
... • the one-function-one-test class is the lowest level of ...functionality of the code. The aim of these tests is to check if a given function performs as expected, ... Voir le document complet
218
Voxel-based assessment of spinal tap test-induced regional cerebral blood flow changes in normal pressure hydrocephalus
... increases in both frontal lobes and in the left temporal lobe in patients with improved gait after spinal ...tap. The increase in frontal rCBF is most likely due to release ... Voir le document complet
7
Robust Optical Flow Estimation in Cardiac Ultrasound Images Using a Sparse Representation
... the interactions with artificial or anatomical highly reflective structures, ...cause the so-called shadowing artefacts. Shadows are a primary cause of signal ...common in UI. They are due to ... Voir le document complet
14
Obstructive sleep apnea during REM sleep and daytime cerebral functioning : a regional cerebral blood flow study using high-resolution SPECT
... involved in depressive symptoms because the insula is structurally included in the limbic system and plays a role in emotional behavior and ...symptomatology. Of note, only a ... Voir le document complet
44
Doppler sonography of cerebral blood flow for early prognostication after out-of-hospital cardiac arrest DOTAC study
... of the TCD examination in common practice in ICUs during the acute phase after a cardiac ...arrest. The other exclusions consisted of five patients ...is in ... Voir le document complet
18
Computational Flow Models in Cerebral Congenital Aneurisms
... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ... Voir le document complet
42
Regional cerebral blood flow during wakeful rest in older subjects with mild to severe obstructive sleep apnea
... by the Canadian Institutes of Health Research (CIHR) and by the Fonds de Recherche du Québec – Santé (FRQ-S) - both for Dr ...Part of this study was also funded by two PhD fellowships from ... Voir le document complet
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