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X2-Softmax: Margin adaptive loss function for face recognition.
Jiamu Xu
Xiaoxiang Liu
Xinyuan Zhang
Yain-Whar Si
Xiaofan Li
Zheng Shi
Eric Ke Wang
Xueyuan Gong
Published in:
Expert Syst. Appl. (2024)
Keyphrases
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loss function
face recognition
hinge loss
support vector
pairwise
boosting algorithms
logistic regression
empirical risk
learning to rank
boosting framework
regularization term
risk minimization
stochastic gradient descent
soft margin
face images
convex loss functions
sparse representation