Abstract: A method of enhancing signal-to-noise ratio (SNR) in Brillouin optical time domain reflectometer (BOTDR) is proposed using sparse reconstruction of the Brillouin gain spectrum (BGS) matrix.

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Abstract: Sparse matrix multiplication is widely used in various practical applications. Different accelerators have been proposed to speed up sparse matrix-dense vector multiplication (SpMV), sparse ...

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Taking a sparse user-supplied MIP solution, fixing the corresponding variables, and solving the resulting MIP to optimality may be very expensive, and not worth the investment. Introduce a "light" ...