Chengchang Liu
9 papers · 2022–2026 · 5 venues · across top CS/AI venues
Authors are matched by name, so researchers who share a name ("Yang Liu", "Wei Wang") appear as a single profile and their paper counts, venues and achievements are combined. How identity is handled.
Achievements
Jump to papers ↓+1 more ↓ Show less ↑
π Conference Polyglot Β· Silver π Interdisciplinary Bridge Β· Silver πΊοΈ Taxonomy Completionist (15) π£ Hot Topic Early Bird π Grand Slam
π₯
Unstoppable Β· Bronze
Venues
Top co-authors
Research topics
Keywords
quasi-newton method
(3)
superlinear convergence
(3)
gradient estimation
(2)
newton method
(2)
quantum algorithm
(2)
second-order optimization
(2)
non-convex optimization
(2)
nonlinear equation
(2)
nonsmooth optimization
(1)
query complexity
(1)
numerical optimization
(1)
communication efficiency
(1)
global convergence
(1)
gram matrix
(1)
hessian approximation
(1)
minimax optimization
(1)
stationary point
(1)
strong convexity
(1)
goldstein stationary point
(1)
iteration complexity
(1)
Papers
Faster Newton Methods for Convex and Nonconvex Optimization in Gradient Complexity
COLT 2026
An Enhanced Levenberg--Marquardt Method via Gram Reduction
AAAI 2025
Second-Order Min-Max Optimization with Lazy Hessians
ICLR 2025
Solving Convex-Concave Problems with O(Ξ΅^-4/7) Second-Order Oracle Complexity
COLT 2025
Communication Efficient Distributed Newton Method over Unreliable Networks
AAAI 2024
Quantum Algorithm for Online Exp-concave Optimization
ICML 2024
Quantum Algorithms for Non-smooth Non-convex Optimization
NeurIPS 2024
Block Broyden's Methods for Solving Nonlinear Equations
NeurIPS 2023
Quasi-Newton Methods for Saddle Point Problems
NeurIPS 2022