User`s guide

Contents
Data Processing
1
Ways to Process D ata for System Identication ....... 1-2
ImportingDataintotheMATLABWorkspace
........ 1-5
Types of Data You Can Model
....................... 1-5
Support for Data with Uniform and Nonuniform Sampling
Intervals
...................................... 1-6
Importing Time-Domain Data into MATLAB
........... 1-6
Importing Time-Series Data into MATLAB
............ 1-7
Importing Frequency-Domain D ata into MATLAB
...... 1-8
Importing Frequency-Response D ata into MATLAB
..... 1-10
Representing Data in the GUI
...................... 1-13
Types of Data You Can Import into the GUI
............ 1-13
Importing Time-D omain Da ta into the GUI
............ 1-15
Importing Frequency-Domain D ata into the GUI
........ 1-18
Importing Frequency-Response D ata into the G UI
...... 1-21
Importing Data Objects into the GUI
................. 1-25
Specifying the Data Sampling Interval
................ 1-28
Specifying Estimation and Validation Data
............ 1-29
Preprocessing Data Using Quick Start
................ 1-30
Creating Data Sets from a Subset of Signal Channels
.... 1-31
Creating Multiexperiment Data Sets i n the GUI
........ 1-33
Viewing Data Properties
............................ 1-40
Renaming Data and Changing Display Color
........... 1-41
Distinguishing Data Types in the GUI
................ 1-43
Organizing Data Icons
............................. 1-43
Deleting Data Sets in the GUI
....................... 1-44
Exporting Data from the GUI to the MATLAB
Workspace
..................................... 1-45
Representing Time- and F requency-Domain Data Using
iddata Objects
................................... 1-47
iddata Constructor
................................ 1-47
iddata Properties
.................................. 1-50
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