Search Results - "Saad, Z. S."
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Surface-based mixed effects multilevel analysis of grouped human electrocorticography
Published in NeuroImage (Orlando, Fla.) (01-11-2014)“…Electrocorticography (ECoG) in humans yields data with unmatched spatio-temporal resolution that provides novel insights into cognitive operations. However,…”
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Journal Article -
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Understanding Neural System Dynamics through Task Modulation and Measurement of Functional MRI Amplitude, Latency, and Width
Published in Proceedings of the National Academy of Sciences - PNAS (04-02-2003)“…Estimates of hemodynamic amplitude, delay, and width were combined to investigate system dynamics involved in lexical decision making. Subjects performed a…”
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3
The role of the amygdala and rostral anterior cingulate in encoding expected outcomes during learning
Published in NeuroImage (Orlando, Fla.) (15-02-2006)“…Successful passive avoidance learning is thought to require the use of learned stimulus-reinforcement associations to guide decision making [Baxter, M.G.,…”
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4
Two-Year Prognostic Utility of Plasma p217+tau across the Alzheimer’s Continuum
Published in The journal of prevention of Alzheimer's disease (2023)“…Background Plasma p217+tau has shown high concordance with cerebrospinal fluid (CSF) and positron emission tomography (PET) measures of amyloid-β (Aβ) and tau…”
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Spatial Heterogeneity of the Nonlinear Dynamics in the FMRI BOLD Response
Published in NeuroImage (Orlando, Fla.) (01-10-2001)“…Recent studies of blood oxygenation level dependent (BOLD) signal responses averaged over a region of interest have demonstrated that the response is nonlinear…”
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6
Analysis and use of FMRI response delays
Published in Human brain mapping (01-06-2001)“…In this study, we implemented a new method for measuring the temporal delay of functional magnetic resonance imaging (fMRI) responses and then estimated the…”
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7
Comparative analytical performance of multiple plasma A beta 42 and A beta 40 assays and their ability to predict positron emission tomography amyloid positivity
Published in Alzheimer's & dementia (01-03-2023)“…Introduction This report details the approach taken to providing a dataset allowing for analyses on the performance of recently developed assays of amyloid…”
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Comparison between fuzzy logic based controllers for robot manipulator trajectory tracking
Published in 2012 First National Conference for Engineering Sciences (01-11-2012)“…Most industrial processes nowadays are still controlled by proportional-integral-derivative (PID) controllers. Ziegler and Nichols proposed the well-known…”
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Conference Proceeding Journal Article -
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Design of a Randomized Tining Rake for Portland Cement Concrete Pavements Using Spectral Analysis
Published in Transportation research record (2000)“…Uniformly spaced, transverse-tined portland cement concrete (PCC) pavements have been in extensive use in the United States since the early 1970s. However,…”
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Journal Article Conference Proceeding -
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Simplified intersubject averaging on the cortical surface using SUMA
Published in Human brain mapping (01-01-2006)“…Task and group comparisons in functional magnetic resonance imaging (fMRI) studies are often accomplished through the creation of intersubject average…”
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Brainhack: a collaborative workshop for the open neuroscience community
Published in Gigascience (31-03-2016)“…Brainhack events offer a novel workshop format with participant-generated content that caters to the rapidly growing open neuroscience community. Including…”
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12
Resting state connectivity of the laryngeal motor cortex in humans
Published in NeuroImage (Orlando, Fla.) (01-07-2009)Get full text
Journal Article -
13
The spatial extent of the BOLD response
Published in NeuroImage (Orlando, Fla.) (01-05-2003)“…Functional magnetic resonance imaging is routinely used to localize brain function, with multiple brain scans averaged together to reveal activation volumes…”
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14
Functional imaging analysis contest (FIAC) analysis according to AFNI and SUMA
Published in Human brain mapping (01-05-2006)“…The Functional Imaging Analysis Contest (FIAC) datasets were analyzed with the AFNI software package. Two types of linear regression analyses were carried out:…”
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15
Estimation of FMRI response delays
Published in NeuroImage (Orlando, Fla.) (01-02-2003)“…We present an efficient algorithm using the Hilbert Transform for estimating the delay of the BOLD response to neuronal stimulation. With minimal additional…”
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16
An improved P+/N diode leakage current in BiCMOS technologies with fluorine co-implant
Published in 2012 10th IEEE International Conference on Semiconductor Electronics (ICSE) (01-09-2012)“…Fluorine (F) is a co-implant species known to have numbers of beneficial effects to the semiconductor device. In this study, we demonstrate the effect of…”
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Conference Proceeding -
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Releases of phosphate fertilizer industry in the surrounding environment: Investigation on heavy metals and polonium-210 in soil
Published in Journal of environmental sciences (China) (01-09-2010)“…Distribution of Cu, Zn, Pb, Cr, Ni, Mn concentrations and the activity of polonium-210 in the surrounding area of a phosphate fertilizer industry located on…”
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Journal Article -
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SUMA: an interface for surface-based intra- and inter-subject analysis with AFNI
Published in 2004 2nd IEEE International Symposium on Biomedical Imaging: Nano to Macro (IEEE Cat No. 04EX821) (2004)“…Surface-based brain imaging analysis is increasingly being used for detailed analysis of the topology of brain activation patterns and changes in cerebral gray…”
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Conference Proceeding -
19
Dynamic nonlinearities in BOLD contrast: neuronal or hemodynamic?
Published in International Congress series (01-07-2002)“…A primary goal of the functional MRI (fMRI) methods development is to characterize the relationship between the blood oxygenation level-dependent (BOLD) signal…”
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Comparison study of Cu (II) adsorption by using aminopropyl and vinyl functionalized MCM-41
Published in 2012 IEEE Symposium on Business, Engineering and Industrial Applications (01-09-2012)“…MCM-41 functionalized with aminopropyl and vinyl group were studied as potential adsorbent for removal of Cu (II). Materials were characterized by using XRD,…”
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Conference Proceeding