Zhang, Hongchao

• 2373244
  Hager, William W.(1-FL); Zhang, Hongchao(1-MN-MA)
  Self-adaptive inexact proximal point methods. (English summary)
  Comput. Optim. Appl. 39 (2008), no. 2, 161--181.
  90C26 (90C53)
  
• 2361989
  Hager, William W.(1-FL); Zhang, Hongchao(1-MN-INM)
  Asymptotic convergence analysis of a new class of proximal point methods. (English summary)
  SIAM J. Control Optim. 46 (2007), no. 5, 1683--1704 (electronic).
  90C26 (65K10 65Y20 90C06)
  
• 2272354
  Hager, William W.(1-FL); Zhang, Hongchao(1-FL)
  Algorithm 851: ${\rm CG}\uscore {\rm DESCENT}$, a conjugate gradient method with guaranteed descent. (English summary)
  ACM Trans. Math. Software 32 (2006), no. 1, 113--137.
  90C52 (65F10 90C30)
  
• 2247750
  Hager, William W.(1-FL); Zhang, Hongchao(1-FL)
  A new active set algorithm for box constrained optimization. (English summary)
  SIAM J. Optim. 17 (2006), no. 2, 526--557 (electronic).
  90C06 (65Y20 90C26)
  
• 2249323
  Hager, W. W.(1-FL); Zhang, H.(1-FL)
  Recent advances in bound constrained optimization. (English summary) System modeling and optimization, 67--82,
  IFIP Int. Fed. Inf. Process., 199, Springer, New York, 2006.
  90C30 (90-02)
  
• 2241317
  Dai, Yu-Hong(PRC-ASBJ-ENM); Hager, William W.(1-FL); Schittkowski, Klaus(D-BAYR); Zhang, Hongchao(1-FL)
  The cyclic Barzilai-Borwein method for unconstrained optimization. (English summary)
  IMA J. Numer. Anal. 26 (2006), no. 3, 604--627.
  90C30 (90C52)
  
• 2191596
  Zhang, Hongchao(1-FL); Hager, William W.(1-FL)
  PACBB: a projected adaptive cyclic Barzilai-Borwein method for box constrained optimization. (English. English summary)
  Multiscale optimization methods and applications, 387--392,
  Nonconvex Optim. Appl., 82,
  Springer, New York, 2006.
  90C30 (90C52)
• 2177774
  Hager, William W.(1-FL); Zhang, Hongchao(1-FL)
  A new conjugate gradient method with guaranteed descent and an efficient line search. (English. English summary)
  SIAM J. Optim. 16 (2005), no. 1, 170--192 (electronic).
  90C52 (90C06)
• 2112963
  Zhang, Hongchao(1-FL); Hager, William W.(1-FL)
  A nonmonotone line search technique and its application to unconstrained optimization. (English. English summary)
  SIAM J. Optim. 14 (2004), no. 4, 1043--1056 (electronic).
  90C06 (65Y20 90C26)
• 1967989 (2004a:90091)
  Zhang, Hongchao(1-FL)
  A nonmonotone trust region algorithm for nonlinear optimization subject to general constraints. (English. English summary)
  J. Comput. Math. 21 (2003), no. 2, 237--246.
  90C30 (65K05 90C53)
• 1915884 (2003g:65057)
  Wang, Yanfei(PRC-ASBJ-ENM); Yuan, Yaxiang(PRC-ASBJ-ENM); Zhang, Hongchao(PRC-ASBJ-ENM)
  A trust region-CG algorithm for deblurring problem in atmospheric image reconstruction. (English. English summary)
  Sci. China Ser. A 45 (2002), no. 6, 731--740.
  65F22 (65K10)
• 1880921 (2002j:90108)
  Dai, Yu-Hong(PRC-ASBJ-ENM); Zhang, Hongchao(PRC-ASBJ-ENM)
  Adaptive two-point stepsize gradient algorithm. (English. English summary)
  Numer. Algorithms 27 (2001), no. 4, 377--385.
  90C52 (65K10)