if the data is collected over an infinite line, here a finite length sensor is used.</p>

<img vspace="5" hspace="5" src="images/example_pr_2D_fft_line_sensor_04.png" style="width:560px;height:273px;" alt="">
<img vspace="5" hspace="5" src="images/example_pr_2D_fft_line_sensor_05.png" style="width:560px;height:420px;" alt="">

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<h2>Setting the interpolation mode</h2>

<p>The FFT reconstruction algorithm relies on the interpolation between a temporal and a spatial domain coordinate wit