However, when the model is initialized by
relatively small deviations of the vegetation / desert border from its location today (~ 10 ° N), the vegetation distribution tends to remain similar to that found today.
Not exact matches
Many people touting optimal mixtures of stock types focus on demonstrating
relatively small decreases in standard
deviations (the typical measure of volatility) over many years.
These calibrations rely on the actual atmospheric profiles being
relatively close to pre-defined standards so that
deviations in the observed radiances are
small, and you can assume quasi-linearity.
The diagonal hash marks indicate areas where the changes are
relatively small compared with natural variation — one «standard
deviation,» for the statistically - inclined.