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Using frequency-modulated echolocation sound, bat can capture a moving target in real three-dimensional (3-D) space. It is impossible to locate multiple targets in 3-D space by using only the delay time between an emission and the resultingechoes received at two points (i.e., two ears). To locate multiple targets in 3-D space requires directional information for each target. The spectrum of the echoes...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.