Relative Randomness for Martin-Löf Random Sets. - NingNing Peng; Kojiro Higuchi; Takeshi Yamazaki; Kazuyuki Tanaka (CiE, 2012)

Defining a randomness notion via another. - Kojiro Higuchi; NingNing Peng (Math. Log. Q., 2014)

Optimal depth-first algorithms and equilibria of independent distributions on multi-branching trees. - Weiguang Peng; NingNing Peng; Keng Meng Ng; Kazuyuki Tanaka; Yue Yang 004 (Inf. Process. Lett., 2017)

The equilibria of independent distributions on unbalanced game trees. - Kazuyuki Tanaka; NingNing Peng; Weiguang Peng; Wenjuan Li (Comput. Appl. Math., 2024)

An improved K-means algorithm based on persistent homology. - NingNing Peng; Shanjunshu Gao; Xingzi Yin; Xueyan Zhan (J. Comput. Sci., 2025)