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Considering of the shortage of the limits of the ordinary GM (1, 1) model, a metabolic GM (1, 1) model is established to predict the amount of the outstanding debt of local government and GDP (Gross Domestic Product) throughout the years. And then debt ratio is used to evaluate whether Chinese government's financial position is healthy, revealing the balance of government debt at the end of 2015 accounts...
The accuracy of space interpolation can be improved by using the multiple data with different dimensions, resolutions or types. Cokriging can estimate unknown states by multiple known data, with an unbiased prediction value and minimum prediction variance. However, because of the large smoothing effect of itself, cokriging can only reflect the extensive tendency of interpolation, not capable of showing...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.