These computer vision algorithms needed to be complemented with higher-level tools ofanalysis involving knowledge representation and reasoning, often under conditions ofuncertainty.
Econometric analysis indicates that the effects of political uncertainty may be overstated, and that the weak economic situation is one of the causes, and not the consequence, of political gridlock, according to Goldman.
And in a paper published two years ago in Geophysical Research Letters, Sandrine Bony and Jean-Louis Dufresne reported that an analysisof 15 climate models suggested that low-level clouds over the oceans contribute most to uncertainty about how tropical clouds affect those models.
In times ofuncertainty and change, policy-makers are particularly dependent upon effective intelligence collection and analysis, which must seek to identify threats to American security as well as opportunities to advance U.S. interests.