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Two-stage submodular maximization problem beyond nonnegative and monotone.
Zhicheng Liu
Hong Chang
Ran Ma
Donglei Du
Xiaoyan Zhang
Published in:
Math. Struct. Comput. Sci. (2024)
Keyphrases
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objective function
submodular functions
greedy algorithm
lower bound
upper bound
linear programming
nonnegative matrix factorization
boolean functions
optimal solution
database
matrix factorisation
uniform distribution
semi supervised
newly defined
real world
neural network
real time