SPARKLE unifies ED, EXTRA, and GT updates in a single-loop decentralized bilevel algorithm and shows ED/EXTRA variants have better transient iteration complexity than GT-based ones.
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SPARKLE: A Unified Single-Loop Primal-Dual Framework for Decentralized Bilevel Optimization
SPARKLE unifies ED, EXTRA, and GT updates in a single-loop decentralized bilevel algorithm and shows ED/EXTRA variants have better transient iteration complexity than GT-based ones.