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A Novel Four-Point Model Based Unit-Norm Constrained Least Squares Method for Single-Tone Frequency Estimation.
Zhe Li
Yili Xia
Qian Wang
Wenjiang Pei
Jinguang Hao
Published in:
IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (2019)
Keyphrases
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objective function
constrained least squares
prior knowledge
least squares
clustering method
prior information
density estimation
negative matrix factorization
image processing
similarity measure
cost function
signal processing
regularized least squares