| | 1 | [ShCommands Return to command index] |
| | 2 | |
| | 3 | == remove mean value == |
| | 4 | |
| | 5 | '''command''': DEMEAN <trc-list> [<lo-bound> <hi-bound>] |
| | 6 | |
| | 7 | Removes mean value from all traces given by <trc-list>. If the parameters <lo-bound>, <hi-bound> are not specified, the mean value is determined inside the current display window. You can enter a "*" as second parameter (<lo-bound>), then the time window is selected by graphic cursor. |
| | 8 | |
| | 9 | === parameters === |
| | 10 | |
| | 11 | * <trc-list> ''parameter type: trace list''[[BR]] |
| | 12 | List of traces to remove mean value. |
| | 13 | |
| | 14 | * <lo-bound>, <hi-bound> ''parameter type: real''[[BR]] |
| | 15 | Time window in sec. (rel. to time axis) for determining mean value. If omitted the current display window is used. If an astrisk ("*") is entered as <lo-bound> the time window can be selected by graphic cursor. |
| | 16 | |
| | 17 | === example === |
| | 18 | |
| | 19 | `demean 1 10. 20.`:: |
| | 20 | removes mean value of time window from 10 sec to 20 sec from all samples of first trace |
| | 21 | |
| | 22 | `demean all`:: |
| | 23 | removes mean value of all traces on display. The mean values are determined inside the current display window. |
| | 24 | |
| | 25 | `demean 1-3 *`:: |
| | 26 | removes mean value from first three traces on display. The time window can be selected by graphic cursor. |
