Manual Page for Command >>> UPHILL


Syntax
>>> UPHILL: max_uphill

Parent Command
>> CONVERGE

Subcommand
-

Description
By default, an inversion is stopped if more than 10 consecutive unsuccessful parameter steps have been proposed. The default can be overwritten by max_uphill. Each unsuccessful step results in an increase of the Levenberg parameter (see command >>> LEVENBERG), leading to a smaller step size deflected towards the gradient.

Example
> COMPUTATION
>> STOP either if
>>> : 10 ITERATIONS have been completed
or
>>> : 3 TOUGH2 runs were INCOMPLETE
or
>>> : 5 unsuccessful UPHILL steps have been proposed
<<<
<<

See Also
>>> ITERATION | >>> LEVENBERG


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Page updated: July 29, 1997