An Improved Frequent Directions Algorithm for Low-Rank Approximation via Block Krylov Iteration.

Chenhao Wang Qianxin Yi Xiuwu Liao Yao Wang

Published in: CoRR (2021)

Keyphrases

k means
matching algorithm
learning algorithm
similarity measure
information retrieval
objective function
np hard
iterative algorithms
low rank approximation
image segmentation
least squares
image quality
clustering method
distance metric
data dependent