ISARLAB - Inverse Synthetic Aperture Radar Simulation - Defence ...

DSTO-GD-0210specifying the starting sample, number of samples to read starting from this sample,the starting line and the number of lines to read starting from this line (Section 4.2). Inthis way, after experimenting a little with the data, only data of interest can be readand processed. Some raw data formats incorporate file or record headers that containauxiliary information about how the data was collected. Signal parameters can beautomatically set up using this auxiliary information, if available in the particular dataformat being used.Figure 15: The Display Panel showing the File Import pull-down menu.10.2.2 Using this window1. Select the data format from the pull-down menu appropriate to the data fileabout to be read. If this is not known, consult the source from which the datawas received. Meaningless data may result from using an incorrect dataformat.2. A standard file selection dialogue window (left side of Figure 16) will popupand the filename can be typed in the appropriate place or selected from the list.Entering filenames is explained in Section 8.2.4.3. The Data Import window (right side of Figure 16) will then appear.35