Bilevel Optimization Using Stationary Point of Lower-Level Objective Function for Discriminative Basis Learning in Nonnegative Matrix Factorization

Hiroaki Nakajima, Daichi Kitamura, Norihiro Takamune, Hiroshi Saruwatari, Nobutaka Ono. Bilevel Optimization Using Stationary Point of Lower-Level Objective Function for Discriminative Basis Learning in Nonnegative Matrix Factorization. IEEE Signal Process. Lett., 26(6):818-822, 2019. [doi]

Authors

Hiroaki Nakajima

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Daichi Kitamura

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Norihiro Takamune

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Hiroshi Saruwatari

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Nobutaka Ono

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