Mathematical | DIFF

DIFFERENCE – [DIFF]
Outputs the difference between two consecutive samples from the input.

CATEGORY
Mathematical

DESCRIPTION
Outputs the difference between two consecutive samples from the input. The output always has one sample point less than the input as there will be no output sample corresponding to the first input sample.

RESULT VARIABLES AND PARAMETERS

Result	Difference of the input
Signal	Input

SYNTAX

res=diff(input)

CHARACTERISTICS

Data type support
Double Floating point
Output Size
If [N] is the size of the input signal, the size of output signal is [N-1].

EXAMPLE