Πλοήγηση ανά Θέμα "FRACTIONAL"
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The role of diffusion and perfusion weighted imaging in the differential diagnosis of cerebral tumors: a review and future perspectives
(2014)The role of conventional Magnetic Resonance Imaging (MRI) in the detection of cerebral tumors has been well established. However its excellent soft tissue visualization and variety of imaging sequences are in many cases ... -
A sequential procedure for testing the existence of a random walk model in finite samples
(2008)Given the random walk model, we show, for the traditional unrestricted regression used in testing stationarity, that no matter what the initial value of the random walk is or its drift or its error standard deviation, the ...