User`s guide

Selecting Subsets of Data
7 To select another range, repeat steps 4 to 6.
Selecting a Range of Frequency-Domain Data
Selecting a range of values in frequency domain is equivalent to filtering
the data. For more inform ation about data filtering, see “Filtering
Frequency-Domain or Frequency-Response Data in the GUI” on page 1-110.
Selecting Data at the Command Line
Selecting ranges of data values is equivalent to subreferencing the data.
For more i nformation about subreferencing time-domain and
frequency-domain data, see “Subreferencing iddata O bjects” on page 1-55.
For more information abou t subreferencing frequency-response data, see
“Subreferencing idfrd Objects” on page 1-70.
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