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object --+ | ScaledLineSearch
A simple line search, takes a point, adds a step and returns it Scales step according to given scales of the parameters and ignores *magnitude* of gradient.
(in early development and experimental only at this point)
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Needs to have : - nothing Can have : - max_step: a maximum step control, a scalar or vector to restrict step size in each direction (default 1) - step_mod: a factor to divide the step when back-tracking (default 3) - max_reduce_fac: max_step divided by this is the smallest step that will be tried (default 2000),
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Returns a good candidate Parameters : - origin is the origin of the search - state is the state of the optimizer |
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Generated by Epydoc 3.0.1 on Sun Dec 2 23:44:23 2012 | http://epydoc.sourceforge.net |