Learning a Genetic Measure for Kinship Verification Using Facial Images

Algorithm 1

Online similarity measure learning for kinship verification.

Input: Training set

Output: Similarity matrix

() Initialize ; ;

()  repeat

()  Construct a quadruple instance () from ;

()  Compute the loss , ;

()  Compute the sub-gradient according to (7);

()  Update the similarity matrix according to (6);

()  ;

()  until  convergence