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Over-parametrization via Lifting for Low-rank Matrix Sensing: Conversion of Spurious Solutions to Strict Saddle Points.
Ziye Ma
Igor Molybog
Javad Lavaei
Somayeh Sojoudi
Published in:
ICML (2023)
Keyphrases
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low rank matrix
saddle points
low rank
matrix factorization
critical points
wavelet transform
scale space
convex optimization
learning algorithm
feature selection
linear programming
high order
saddle point