Towards more practical average bounds on supervised learning. - Hanzhong Gu; Haruhisa Takahashi (IEEE Trans. Neural Networks, 1996)

Estimating Learning Curves of Concept Learning. - Hanzhong Gu; Haruhisa Takahashi (Neural Networks, 1997)

A tight bound on concept learning. - Haruhisa Takahashi; Hanzhong Gu (IEEE Trans. Neural Networks, 1998)

Exponential or Polynomial Learning Curves? Case-Based Studies. - Hanzhong Gu; Haruhisa Takahashi (Neural Comput., 2000)

How Bad May Learning Curves Be?. - Hanzhong Gu; Haruhisa Takahashi (IEEE Trans. Pattern Anal. Mach. Intell., 2000)