Social Spammer Detection via Convex Nonnegative Matrix Factorization.

Hua Shen Bangyu Wang Xinyue Liu Xianchao Zhang

Published in: IEEE Access (2022)

Keyphrases

nonnegative matrix factorization
matrix factorization
probabilistic latent semantic indexing
negative matrix factorization
data representation
active set
principal component analysis
nonnegative matrix
spectral clustering
data sets
data mining
document clustering
sparsity constraints
original data