From 7d00d8d11f4d23367a25503da787eea5306293ec Mon Sep 17 00:00:00 2001 From: Craig Warren Date: Mon, 9 May 2016 14:29:45 +0100 Subject: [PATCH] Tweaks to text. --- docs/source/user_libs_opt_taguchi.rst | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/docs/source/user_libs_opt_taguchi.rst b/docs/source/user_libs_opt_taguchi.rst index ac166f31..b92d561c 100644 --- a/docs/source/user_libs_opt_taguchi.rst +++ b/docs/source/user_libs_opt_taguchi.rst @@ -28,9 +28,9 @@ The package features an optimisation technique based on Taguchi's method. It all This package combines a number of advanced features and should not be used without knowledge and familiarity of the underlying techniques. It requires: - * Knowledge of Python to contruct a model input file to use with the optimisation - * Understanding of optimisation techniques in general, and in particular Taguchi's method - * Care and 'sanity' checking to be made throughout the process + * Knowledge of Python to contruct an input file to use with the optimisation + * Familiarity of optimisation techniques, and in particular Taguchi's method + * Careful sanity checks to be made throughout the process Taguchi's method @@ -110,7 +110,7 @@ The following example demonstrates using the Taguchi optimisation process to opt FDTD geometry mesh showing bowtie antenna with slots and loading resistors. -The bowtie design features 3 vertical slots (y-direction) in each arm of the bowtie. Each slot has different loading resistors, but within each slot there are 4 resistors of the same value. A resistor is modelled as two parallel edges of a cell. The bowtie is placed on a lossless substrate of relative permittivity 4.8. The antenna is modelled in free space, and an output point of the electric field (named ``Ex60mm``) is specified at a distance of 60mm from the feed of the bowtie (red coloured cell). +The bowtie design features three vertical slots (y-direction) in each arm of the bowtie. Each slot has different loading resistors, but within each slot there are four resistors of the same value. A resistor is modelled as two parallel edges of a cell. The bowtie is placed on a lossless substrate of relative permittivity 4.8. The antenna is modelled in free space, and an output point of the electric field (named ``Ex60mm``) is specified at a distance of 60mm from the feed of the bowtie (red coloured cell). .. literalinclude:: ../../user_libs/optimisation_taguchi/antenna_bowtie_opt.in :language: none @@ -146,13 +146,13 @@ When the optimisation has completed a summary will be printed showing histories resouter [250.07498, 0.87031555, 0.1, 0.1] .. figure:: images/user_libs/taguchi_fitness_hist.png - :width: 300 px + :width: 600 px - History of fitness (``maxabsvalue``) value. + History of fitness metric (``maxabsvalue``) value. .. figure:: images/user_libs/taguchi_parameter_hist.png - :width: 300 px + :width: 600 px History of values of parameters, ``resinner``, ``resmiddle``, and ``resouter``. -The optimisation process terminated because succcessive fitness values were within 0.1% of one another. +The optimisation process terminated after 4 iterations because succcessive fitness values were within 0.1% of one another. A maximum absolute amplitude value of 5.7 V/m was achieved when the three resistors had values of 0.1 :math:`\Omega`.