Analysis of weighted subspace fitting and subspace-based eigenvector techniques for frequency estimation for the coherent Doppler lidar.
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DOI: 10.1364/ao.56.009268
Abstract: Since the periodogram maximum (PM) algorithm fails to provide consistent estimates, more robust techniques are developed, especially in a low signal-to-noise ratio (SNR) regime. The methods are formulated in a subspace fitting-based framework, such as… read more here.
Keywords: subspace fitting; method; coherent doppler; weighted subspace ... See more keywords