By David W. Russell

Half 1. studying and synthetic Intelligence (AI) -- the sport Metaphor -- creation to bins keep an eye on -- Dynamic regulate as a online game -- advent -- half 2. The Trolley and Pole -- keep an eye on of a Simulated Inverted Pendulum utilizing the bins procedure -- The Liverpool Experiments -- fixing the Autostart predicament -- half three. different containers functions -- non-stop approach keep an eye on -- different On/Off regulate Case reviews -- Nonlinear purposes -- half four. bettering the set of rules -- speeded up studying -- Advising Paradigms -- Evolutionary experiences examine -- half five. end -- Conclusions

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Save Sample Data (old “m”) No Action Required N Access Φ(m) m = 0? 4 Real-Time Data Handling In order to be able to track which control regions are being used during the control run, it is important not only to track the system integers but also to keep temporary data on how often any particular ‘‘box’’ is entered and some measure of how long the system remains in that state. If many cells are fleetingly entered it is fairly certain that the system is thrashing and probably not performing very well.

This is the simplest form of the two phase BOXES operation. 3 Updating the Signature Table 159 160 161 162 163 164 165 166 167 168 179 Once a control game is deemed over, as indicated by a zero system integer value, the BOXES algorithm must compute metrics that first give an overall sense of increased or decreased achievement, and secondly how to reward or penalize contributing boxes. The overall performance metric varies from application to application; if the BOXES controller is attached to a pole and cart system, it is the length of the duration of the run in which the system was in control that would be used.

Of course, if the state variables are being sampled 50 times every second it is not possible to keep data on every sample, but rather whenever the system leaves one cell and enters another. In Chap. 4 a specific example explains how this seemingly enormous volume of data can be fused into data structures that are easily indexed by the system integer. 2 Components of the BOXES Method 39 157 control actions are unaltered. On changing state, the algorithm saves data for the state being exited rather than sample by sample.

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