diff options
Diffstat (limited to 'help/en_US')
| -rw-r--r-- | help/en_US/ifwht.xml | 44 | ||||
| -rw-r--r-- | help/en_US/scilab_en_US_help/JavaHelpSearch/DOCS | bin | 12852 -> 12892 bytes | |||
| -rw-r--r-- | help/en_US/scilab_en_US_help/JavaHelpSearch/DOCS.TAB | bin | 1714 -> 1714 bytes | |||
| -rw-r--r-- | help/en_US/scilab_en_US_help/JavaHelpSearch/OFFSETS | bin | 828 -> 828 bytes | |||
| -rw-r--r-- | help/en_US/scilab_en_US_help/JavaHelpSearch/POSITIONS | bin | 54786 -> 55172 bytes |
5 files changed, 43 insertions, 1 deletions
diff --git a/help/en_US/ifwht.xml b/help/en_US/ifwht.xml index 37903a0..c746dcd 100644 --- a/help/en_US/ifwht.xml +++ b/help/en_US/ifwht.xml @@ -17,7 +17,49 @@ <refnamediv> <refname>ifwht</refname> - <refpurpose></refpurpose> + <refpurpose>Compute the inverse Walsh-Hadamard transform of x using the Fast Walsh-Hadamard Transform (FWHT) algorithm</refpurpose> </refnamediv> + +<refsynopsisdiv> + <title>Calling Sequence</title> + <synopsis> + ifwht (x) + ifwht (x, n) + ifwht (x, n, order) + </synopsis> +</refsynopsisdiv> + +<refsection> + <title>Parameters</title> + <variablelist> + <varlistentry><term>x:</term> + <listitem><para> real or complex valued scalar or vector</para></listitem></varlistentry> + <varlistentry><term>n:</term> + <listitem><para> Input is truncated or extended to have a length of n</para></listitem></varlistentry> + <varlistentry><term>order:</term> + <listitem><para> Specifies the order in which the returned inverse Walsh-Hadamard transform</para></listitem></varlistentry> + </variablelist> +</refsection> + +<refsection> + <title>Description</title> + <para> +Compute the inverse Walsh-Hadamard transform of x using the Fast Walsh-Hadamard Transform (FWHT) algorithm. If the input is a matrix, the inverse FWHT is calculated along the columns of x. +The number of elements of x must be a power of 2; if not, the input will be extended and filled with zeros. If a second argument is given, the input is truncated or extended to have length n. +The third argument specifies the order in which the returned inverse Walsh-Hadamard transform coefficients should be arranged. The order may be any of the following strings: + </para> + <para> +"sequency" +The coefficients are returned in sequency order. This is the default if order is not given. + </para> + <para> +"hadamard" +The coefficients are returned in Hadamard order. + </para> + <para> +"dyadic" +The coefficients are returned in Gray code order. +</para> +</refsection> </refentry> diff --git a/help/en_US/scilab_en_US_help/JavaHelpSearch/DOCS b/help/en_US/scilab_en_US_help/JavaHelpSearch/DOCS Binary files differindex 8aaa253..df5670a 100644 --- a/help/en_US/scilab_en_US_help/JavaHelpSearch/DOCS +++ b/help/en_US/scilab_en_US_help/JavaHelpSearch/DOCS diff --git a/help/en_US/scilab_en_US_help/JavaHelpSearch/DOCS.TAB b/help/en_US/scilab_en_US_help/JavaHelpSearch/DOCS.TAB Binary files differindex b54d5ae..ba1c54d 100644 --- a/help/en_US/scilab_en_US_help/JavaHelpSearch/DOCS.TAB +++ b/help/en_US/scilab_en_US_help/JavaHelpSearch/DOCS.TAB diff --git a/help/en_US/scilab_en_US_help/JavaHelpSearch/OFFSETS b/help/en_US/scilab_en_US_help/JavaHelpSearch/OFFSETS Binary files differindex c9aea54..7cd3a39 100644 --- a/help/en_US/scilab_en_US_help/JavaHelpSearch/OFFSETS +++ b/help/en_US/scilab_en_US_help/JavaHelpSearch/OFFSETS diff --git a/help/en_US/scilab_en_US_help/JavaHelpSearch/POSITIONS b/help/en_US/scilab_en_US_help/JavaHelpSearch/POSITIONS Binary files differindex 8ed5123..709b4a7 100644 --- a/help/en_US/scilab_en_US_help/JavaHelpSearch/POSITIONS +++ b/help/en_US/scilab_en_US_help/JavaHelpSearch/POSITIONS |