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Dimension-Independent Convergence Rate for Adagrad with Heavy-Ball Momentum

open access: yesMathematics
In this study, we analyze the convergence rate of Adagrad with momentum for non-convex optimization problems. We establish the first dimension-independent convergence rate under the (L0,L1)-smoothness assumption, which is a generalization of the standard
Kyunghun Nam, Sejun Park
doaj   +1 more source

IMPROVED ALGORITHM FOR QUASI-STATIC SOLUTION OF HIGH SPEED ANGULAR CONTACT BALL BEARING

open access: yesJixie qiangdu, 2018
The quasi-static model of angular contact ball bearing is established using no raceway control hypothesis to analyze the motion status of bearings. An improved Newton-Raphson algorithm is proposed to deal with the problems of determination of the initial
GAO Feng   +3 more
doaj  

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