


PRDAT(1)                 USER COMMANDS                   PRDAT(1)



NAME
     prdat -- generate data sets for PRW workbench from SFS files

SYNOPSIS
     prdat (-i item) (-s start) (-e end)  (-w  window)  (-n)  (-O
     offset) (-f featname) (-d dbrange) (-r) patbase file

DESCRIPTION
     prdat generates the labels and vectors  files  used  by  the
     Pattern  Recognition  workbench  from  SFS  files.   In  the
     default mode, it will input a CO item and a TR item and gen-
     erate  or add to a single labels file (patbase.lab) and vec-
     tors file  (patbase.vec).   Multiple  input  tracks  may  be
     specified,  to  create pattern vectors with multiple labels.
     The number of track items specified must be constant  for  a
     given  data  set.  The first CO and TR combination in a data
     set should be labelled with the '-f' switch.

     Options:

     -I         Identify the program name and version.

     -iitem     Select input item number. Select  mutliple  track
                items.

     -sstart    Select start time (in seconds). Default 0.

     -eend      Select end time (in seconds). Default: end of  CO
                data.

     -wwindow   Number of co frames in window.  Default 1.   Must
                be  odd.  TR label positioned at middle of window
                by default.

     -n         New data set, delete any existing pattern  vector
                files of same name.

     -Ooffset   Offset in seconds of TR label values  from  start
                of each pattern vector window.

     -ffeatname Provide a name for each  label/feature  (in  same
                order  as  specified by "-i TR".  Only needed for
                first data set in pattern vector labels file.

     -ddbrange  Compress top 'dbrange' of coefficient energies to
                range  0..1.   Default 50.  A value of zero turns
                off scaling.

     -r         Rescale tracks to range 0.1 .. 0.9.

FILES
     <patbase>.lab       patern labels



SFS                     Last change: UCL                        1






PRDAT(1)                 USER COMMANDS                   PRDAT(1)



     <patbase>.vec       pattern vectors

     <patbase>.inf       pattern file information

VERSION/AUTHOR
     2.3 - Mark Huckvale

SOURCE
     /users/mark/sfs/man/../prw/util.src/prdat.c














































SFS                     Last change: UCL                        2



