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Deducing Kurdyka-Ɓojasiewicz exponent via inf-projection


Feb 10, 2019
Peiran Yu, Guoyin Li, Ting Kei Pong


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Calculus of the exponent of Kurdyka-Ɓojasiewicz inequality and its applications to linear convergence of first-order methods


Jan 19, 2018
Guoyin Li, Ting Kei Pong

* The paper is accepted for publication in Foundations of Computational Mathematics: https://link.springer.com/article/10.1007/s10208-017-9366-8. In this update, we fill in more details to the proof of Theorem 4.1 concerning the nonemptiness of the projection onto the set of stationary points 

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Douglas-Rachford splitting for nonconvex optimization with application to nonconvex feasibility problems


Nov 05, 2015
Guoyin Li, Ting Kei Pong

* To appear in Mathematical Programming 

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Global convergence of splitting methods for nonconvex composite optimization


Nov 04, 2015
Guoyin Li, Ting Kei Pong

* To appear in SIOPT 

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