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A real structure-preserving algorithm based on the quaternion QR decomposition for the quaternion equality constrained least squares problem.
Fengxia Zhang
Jianli Zhao
Published in:
Numer. Algorithms (2022)
Keyphrases
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structure preserving
learning algorithm
constrained least squares
objective function
high dimensional
k means
input image
worst case
qr decomposition
machine learning
cost function
expectation maximization
clustering method
singular value decomposition