نتایج جستجو برای: partial volume effect
تعداد نتایج: 2103220 فیلتر نتایج به سال:
We calculated [(11)C]flumazenil volume of distribution ([(11)C]FMZ-V(d)) after correction for partial volume effect in 10 patients with malformations of cortical development (MCDs) and partial seizures, to quantify the GABA(A)-central benzodiazepine receptor complex. Abnormal grey matter and adjacent or overlying cortex were outlined individually and added to an individualized anatomical templa...
Accurate automated image segmentation in neonates is challenging due to the lower contrast-to-noise ratio compared to adult scans, the partial volume effect and large anatomical variation. In this paper, we present a technique for brain segmentation into different tissues and structures of interest. Atlas priors and subject-specific tissue priors are used to initialize an ExpectationMaximizatio...
Cerebral blood flow (CBF) during stepped hypercapnia was measured simultaneously in the rat brain using near-infrared diffuse correlation spectroscopy (DCS) and arterial spin labeling MRI (ASL). DCS and ASL CBF values agree very well, with high correlation (R=0.86, p< 10(-9)), even when physiological instability perturbed the vascular response. A partial volume effect was evident in the smaller...
This study was conducted to investigate the effects of partial replacement of dietary fish meal with soybean meal (SBM) on some blood and serum parameters of Beluga (Huso huso) juveniles. Three isonitrogenic and isoenergetic diets, as SBM1 (Soybean meal protein (SBP): Fishmeal Protein (FP) =1:3), SBM2 (SBP: FP = 2: 3) and SBM3 (SBP: FP =1: 1) were fed to triplicate groups of fish. After 8 weeks...
This study was conducted to investigate the effects of partial replacement of dietary fish meal with soybean meal (SBM) on some blood and serum parameters of Beluga (Huso huso) juveniles. Three isonitrogenic and isoenergetic diets, as SBM1 (Soybean meal protein (SBP): Fishmeal Protein (FP) =1:3), SBM2 (SBP: FP = 2: 3) and SBM3 (SBP: FP =1: 1) were fed to triplicate groups of fish. After 8 weeks...
the world wide web becomes very popular recently and plays an influential role in english learning. by burgeoning role of source-based writing as partial fulfillment of tefl courses and vast use of the internet, lack of empirical studies to explore these areas is obvious. this study aimed to explore the effect of the amount of familiarity with the web (internet literacy) on junior english stude...
1 Chair of Team Sports, University School of Physical Education in Wrocław, Wrocław, Poland. 2 Chair of Recreation, University School of Physical Education in Poznań, Poznań, Poland. 3 Chair of Motor Skills, University School of Physical Education in Wrocław, Wrocław, Poland. . Authors submitted their contribution to the article to the editorial board. Accepted for printing in the Journal of Hu...
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