Data Compression by Orthogonal Multiwavelets of Multiplicity Four. - Lutai Guan; Xiaoming Liu; Liang Guan (WAA, 2003)

Multivariate spectral gradient method for unconstrained optimization. - Le Han; Gaohang Yu; Lutai Guan (Appl. Math. Comput., 2008)

Spectral conjugate gradient methods with sufficient descent property for large-scale unconstrained optimization. - Gaohang Yu; Lutai Guan; Wufan Chen (Optim. Methods Softw., 2008)

Globally convergent Polak-Ribière-Polyak conjugate gradient methods under a modified Wolfe line search. - Gaohang Yu; Lutai Guan; Zengxin Wei (Appl. Math. Comput., 2009)