Linear Interpolation

Lerp

• fourier transform of
  Triangular function is $sinc^2$

• Internally linear interpolation is simple but contains error unlike
  Sinc interpolation

$h[n] =\begin{cases} 1-|n|/L, & |n|<L\\ 0 & \text{else} \end{cases}$

 

 

 

 

 

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Linear Interpolation