Due to the frequently changing environments associated to thru-casing density measurement, the detector response varies largely. This creates the challenge to simulate all environmental variations to acquire detector responses, which is computational expensive and time consuming. To address...

In most of the macroeconomic models, the concept of representative agent is adopted. The aggregate economy is a simple combination of a large amount of these identical agents. Individuals are thought to have no power in influencing the performance of aggregate economy, especially the prices in...