Chengchang Liu
8 papers · 2022–2025 · 5 conferences · across top CS/AI conferences
Achievements
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π§ Keyword Pioneer π Conference Polyglot (5) π Cross-Pollinator (9) π Interdisciplinary Bridge πΊοΈ Taxonomy Completionist (13)
π
Grand Slam
Conferences
NIPS (3)
AAAI (2)
COLT (1)
ICLR (1)
ICML (1)
Top co-authors
Keywords
superlinear convergence
(3)
quasi-newton method
(2)
nonlinear equation
(2)
distributed optimization
(1)
numerical optimization
(1)
gradient estimation
(1)
variance reduction
(1)
strong convexity
(1)
gram matrix
(1)
query complexity
(1)
communication efficiency
(1)
second-order optimization
(1)
stationary point
(1)
quantum algorithm
(1)
non-smooth optimization
(1)
goldstein stationary point
(1)
zeroth-order oracle
(1)
zeroth-order optimization
(1)
local convergence
(1)
saddle point problem
(1)
Papers
Second-Order Min-Max Optimization with Lazy Hessians
ICLR 2025
An Enhanced Levenberg--Marquardt Method via Gram Reduction
AAAI 2025
Solving Convex-Concave Problems with $\mathcal{O}(\epsilon^{-4/7})$ Second-Order Oracle Complexity
COLT 2025
Quantum Algorithm for Online Exp-concave Optimization
ICML 2024
Quantum Algorithms for Non-smooth Non-convex Optimization
NIPS 2024
Communication Efficient Distributed Newton Method over Unreliable Networks
AAAI 2024
Block Broyden's Methods for Solving Nonlinear Equations
NIPS 2023
Quasi-Newton Methods for Saddle Point Problems
NIPS 2022