... scanner and proceeded to the scanning session after demonstrating their understanding of, and ability to perform, the task Two of the POCs could not complete the scanning protocol (due to discomfort) ... Although the implications of having a small sample size pertains to generalisability of these findings, our findings are in concordance with previous neuroimaging studies in POCs with very small ... study of POCs and the first to use this task, replication of these findings in a larger cohort of POCs is necessary in order to validate these results Conclusion These preliminary findings suggest...
... radiographs Imaging evaluation All imaging modalities were evaluated with investigators blinded to clinical and other imaging data Each MCP joint quadrant (radial and ulnar part of the metacarpal head and ... the 2nd MCP joint and the ulnar aspect of the 5th MCP joint were examined with longitudinal and transversal scans (Figures and 2) In order to evaluate the performance of MRI and US in the radiographically ... standard reference method in order to determine the sensitivity, specificity and accuracy of MRI, US and radiography in detecting bone erosions in RA MCP joints Materials and methods Patients and...
... mechanism of tonic inhibition maintained by persistent excitatory input associated with ongoing and spontaneous pain That is, the widespread pain in FM is sufficient to activate pain inhibitory mechanisms, ... sensory-discriminative aspects of pain processing (that is, localized imagingof sensory pain and reporting its level of intensity) However, symptoms of depression and the presence of major depressive ... pain augmentation in FM and identified brain regions that may be involved in this augmentation Advancesin design and new imaging technologies promise to further increase our understanding of...
... competing interests Authors’ contributions CX and GYM were involved in patient management and writing of the manuscript CYH and ZYL were involved in the writing of the manuscript BZL and ZX were involved ... T1-weighted imaging; and hyperintense to subcutaneous fat on T2-weighted imaging Interestingly the larger lesion had a distinct low signal rim along its margin and a lower signal center of T2-weighted imaging ... tumor which occurs in an atypical site Up to now, Kransdorf and Meis-Kindbom reported the MR imaging appearances of eleven cases [4]; Torreggiani reported the MR imaging findings of ten patients...
... and MRI secondary brain injury risks are more likely than CS instability The objective of clinical decision-making is to minimize secondary brain injury and secondary spinal injury risks Brain ... (capable of independent activities of daily living) rate to be 41.4% Intracranial hypertension occurred in 48.5% to 68.1% of severe brain injury patients [62-64] and was associated with increased ... formidable and relates to brain injury severity The principal brain salvage objective is to avoid secondary brain injury events Because CS injury is substantial with coma, prevention of secondary spine...
... associated to a lack of guidelines andof previous studies, led many medical centers to contraindicate the performance of MRI in the presence of a Cu-IUD However, due to the increasing use of MRI, ... Research in PubMed-Medline/Ovid using the keywords MagneticResonanceand “Intra-Uterine Device” allowed us to find three more articles related toin vitro studies carried out in order to assess ... MagneticResonance Imaging, Intrauterine Devices, Implanon® and Essure® This article presents the review of data published between 1985 and 2010 on the application ofmagneticresonance on women using...
... offunctionalmagneticresonanceimaging (fMRI) to obtain a biomarker in motor processing pathways in order to indicate the relationship between internal adaptation (influenced by conscious and ... handful guide to practicing physician experts in fMRI Functionalmagneticresonanceimaging (fMRI) is recently developing as imaging modality used for mapping hemodynamics of neuronal and motor ... changes in CBF that exceed over combined effect of changes in CBV and CMR02 [Hbr]o is proportional to V and Mo and 32 FunctionalMagneticResonanceImaging – Advanced Neuroimaging Applications inversely...
... locations, and are too slow to be of practical value in the field These still tend to be the methods of choice in current detection of toxins, e.g the standard test for botulinum toxin detection ... transduced into a change in the concentration of the 2DEG Fig 23 Drain current of an AlGaN/GaN HEMT versus time for botulinum toxin from 0.1 ng/ml to 100 ng/ml (top) and change of drain current ... nonlinearly proportional to botulinum toxin concentration, as shown in Fig Fig 24 shows a real time test of botulinum toxin at different toxin concentrations with intervening washes to break antibody-antigen...
... approach offers to add the equilibria to increase stability and sometimes to increase performance of the control system Another benefit of the method is that in some cases of nonlinearity of the ... methods of design of robust control and some of them even become classical Commonly all of them are dedicated to defining the ranges of parameters (if uncertainty of parameters takes place) within ... dissemination and a wider impact of our publications Notice Statements and opinions expressed in the chapters are these of the individual contributors and not necessarily those of the editors...
... (11) ) The main goal is first, to find the sets of matrices K i and Gi in order to guarantee the global asymptotic stability of the equilibrium point zero of (10) and secondly, to design the ... nonlinear dynamics and chaos Steven H Strogatz, famous expert of control systems Marc Campbell, and Andy Ruina Lab team Lastly, I offer my regards and blessings to all of those who supported me in ... Information, and Systems Laboratory, University of Picardie Jules Verne, Amiens 80000, Department of Electrical Engineering, Unit of Control of Industrial Process, National School of Engineering, University...
... behaviour of the system output First step: The goal is here to obtain a fuzzy model from (57) By decomposing the nonlinear term and integring nonlinearities of x2 (t ) into + x1 ( t ) incertainties, ... set of indices i for which gi ( k ) is an external input, defining ß as the set of indices i for which y i ( k ) is an internal input or a neuron output, and defining ui ( k ) as the combination ... damping in the tape-stretch motion, e is the applied input voltage (V), i is the current into capstan motor, J1 is the combined inertia of the wheel and take-up motor, J2 is the inertia of the...
... output In other words, the nominal layer is to establish and approximate a state feedback control Finish training when the training performance is satisfactory Repeat this nominal layer training ... combining challenge arising from the following: • The designed controller is expected to stabilize the system in the presence of uncertainties in the parameters of the nonlinear systems in question ... numerically obtained optimal state and control • trajectories are acquired for each nominal case The training data pattern for the nominal neural networks is composed of the state vector as input and the...
... translations and dilations of the wavelets online The linearization technique was employed to transform the nonlinear wavelet functions into partially linear form to obtain the expansion of Γ in a Taylor ... applications NNs in general can identify patterns according totheir relationship, responding to related patterns with a similar output They are trained to classify certain patterns into groups, and then ... have been widely used in industry due totheir simple control structure, ease of design, and inexpensive cost (Ang, 116 RecentAdvancesin Robust Control – Novel Approaches and Design Methods Chong,...
... to reach and maintain s = while keeping the performance measure within bound In short, the implementation of integral sliding-mode control solves the in uence of matched-type nonlinearities and ... guaranteed within the operating limits of the system Combined use of SMC and QFT facilitates the controller to behave smoothly and with minimum chattering that is an inherent obstacle of using SMC alone ... impossible in selecting hardware and leads to premature failure of hardware The values for λ andin Eq (17) and Eq (20) are chosen as 20 and 0.1 (Jean-Jacques, 1991) to obtain the plots andto achieve...
... trajectories are continuous The four case sliding surfaces are shown in fig 7, those are continuous The three case continuously implemented control inputs instead of the discontinuous input in Fig ... already in the corresponding companion form of the input-output model of the system (3) (think to the case in which this model is obtained experimentally by using e.g Matlab command invfreqs); ... L (18) 252 RecentAdvancesin Robust Control – Novel Approaches and Design Methods By using again the change of scale property of the Laplace transform, by taking into account (10) and (11) it...
... unaware of the histological evaluation Histology Frozen sections µm thick were collected onto poly-Llysine-coated slides and stained with haematoxylin and eosin (H&E) and safranin O (0.5% in 0.1-M ... grafting This will obviously influence the MRIs of that joint, often rendering their interpretation more difficult – for example, in defining the edge of the graft to assess the degree of overgrowth ... recognise novel epitopes in native chondrotin/dermatan sulfate glycosaminoglycan chains Their use in mapping functionally distinct domains of human skin J Histochem Cytochem 1990, 38:393-402 21...
... these two investigators separately to estimate the intra-rater and inter-rater reliability of the readings of each of the patellar alignment features One investigator (LK) read the remainder of the ... upper to the lower point of the inner (articulating) surface of the patella excluding osteophytes amd patellar ligament length, from the lower inner point of the patella to the highest point of ... increasing joint space narrowing and osteophytoses in the lateral compartment of the PF joint These results are similar to previously published data [35] investigating the close association of...
... perfusion imagingand arterial spin labelling MR techniques are newer, promising and less invasive techniques to assess rCBF [7] There is some uncertainty surrounding the aetiology of our patient’s ... common and are frequently characterised by generalisation and loss ofconsciousness Stroke is reported to be an aetiological factor in 45% of seizures in patients over the age of 60 [9] and 5% to ... affecting his arm, leg and face, and a right homonymous hemianopia His vascular risk factors included a 25 pack-year smoking history and a previous myocardial infarction An initial computed tomography...