Theoretical clustering and a scheme of its implementation. - Zhifang Ma (ACM Conference on Computer Science, 1988)

DKBLM - Deep knowledge based learning methodology. - Zhifang Ma (J. Comput. Sci. Technol., 1993)

A Polynomial Function Discovery System - FFS. - Spyros G. Tzafestas; Zhifang Ma (Int. J. Artif. Intell. Tools, 1997)

Continuous-Speech Spoken Dialogue System Based on Joint Decision-Making of Audio and Semantics. - Qiuwei Deng; Qiang Peng; Zhifang Ma; Pei Zhao; Di Wang (CECNet, 2022)