A convolutional neural network performs modal decomposition of Hermite-Gaussian beams from one intensity photograph to recover both amplitudes and phases.
They are related to orbital angular momentum (OAM) beams[3], optical communications[4] and quantum information processing[5]
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Preliminary study on the modal decomposition of Hermite Gaussian beams via deep learning
A convolutional neural network performs modal decomposition of Hermite-Gaussian beams from one intensity photograph to recover both amplitudes and phases.