Mining Subtrees with Frequent Occurrence of Similar Subtrees. - Hisashi Tosaka; Atsuyoshi Nakamura; Mineichi Kudo (Discovery Science, 2007)

Frequent Approximate Substring Pattern Mining Using Locally Optimal Occurrence Counting. - Atsuyoshi Nakamura; Hisashi Tosaka; Mineichi Kudo (IIAI-AAI, 2012)

Mining approximate patterns with frequent locally optimal occurrences. - Atsuyoshi Nakamura; Ichigaku Takigawa; Hisashi Tosaka; Mineichi Kudo; Hiroshi Mamitsuka (Discret. Appl. Math., 2016)