刘歆,  副所长、研究员

• 研究方向：

  最优化计算方法

• 代表作：

  L. Wang and X. Liu, Decentralized Optimization Over the Stiefel Manifold by an Approximate Augmented Lagrangian Function, IEEE Transactions on Signal Processing, 70 (2022), 3029-3041.
  
  B. Gao, G. Hu, Y. Kuang and X. Liu, An Orthogonalization-free Parallelizable Framework for All-electron Calculations in Density Funcitonal Theory, SIAM Journal on Scientific Computing, 44-3 (2022), B723-B745. 
  
  N. Xiao, X. Liu and Y. Yuan, Exact Penalty Function for L21 Norm Minimization over the Stiefel Manifold, SIAM Journal on Optimization, 31-4 (2021), 3097-3126.
  
  B. Gao, X. Liu and Y. Yuan, Parallelizable Algorithms for Optimization Problems with Orthogonality Constraints, SIAM Journal on Scientific Computing, 41-3(2019), A1949–A1983.
  
  C. Chen, M. Li, X. Liu and Y. Ye, Extended ADMM and BCD for Nonseparable Convex Minimization Models with Quadratic Coupling Terms: Convergence Analysis and Insights, Mathematical Programming, 173(2019), 37-77. 

• 联系方式：

  办公室：中科院数学院科技综合楼302房间 电　话：0086-10-82541041 邮　箱：liuxin@lsec.cc.ac.cn