In this paper we demonstrate that discretized temporal integration of a spatially variance-conserving convection scheme can induce non-energy conserving solutions.
In terms of its conservation properties, our variance-conserving scheme is compared to other spatially variance-conserving schemes as well as with the non-variance-conserving schemes applied in our shallow-water solver, see e.g. [Direct and Large-eddy Simulation Workshop IV, ERCOFTAC Series, Kluwer Academic Publishers, 2001, pp. 409 287].
"Spatially inhomogeneous variance gamma processes" section introduces the spatially inhomogeneous variance gamma process to be estimated.
Breast, bladder and colorectal cancer in women display a possible change in the spatial pattern in the last five-year period, a change that will have to be monitored by subsequent studies.> -wrap-foot> spatiallystructuredstrucomponentmponent variance.
Spatially structured variance measures the amount of local smoothing whereas the unstructured variance measures global smoothing in the PCT-relative risks.
Lastly, the proportion of spatially explained variance was calculated as the proportion of total spatial heterogeneity accounted for by the spatially structured conditional autoregression variance.
Angelos (2013) follows Bass (1988) to demonstrate the existence and uniqueness of the spatially inhomogeneous variance gamma process.
The spatially inhomogeneous variance gamma model was estimated for three underliers, one stock and two indexes, and two ratios of underliers.
Open image in new window Fig. 11 Fit of spatially inhomogeneous variance gamma to one-, five- and ten-day returns on the JPM XLF ratio.
Open image in new window Fig. 13 Fit of spatially inhomogeneous variance gamma to one-, five- and ten-day returns on the XLF SPX ratio.
Open image in new window Fig. 7 Fit of spatially inhomogeneous variance gamma to one-, five- and ten-day returns on XLF.
