Analog hardware solution for real-time compressed sensing recovery in one step

https://techxplore.com/news/2023-12-team-analog-hardware-solution-real-time.html

"based on memristor... analog in-memory computing module implements matrix-matrix-vector multiplication avoiding pre-calculation of matrix, by forming feedback loop mapping local competitive algorithm... compressed data converted as input voltage... recovery of 1D sparse signals, 2D natural RGB images and MRI... normalized mean square error 0.01, peak signal-to-noise ratio of images 27 dB, 1-2 orders magnitude faster... medical imaging, wireless communications, object tracking, single-pixel cameras"