Akio Watanabe, Keisuke Ishibashi, Tsuyoshi Toyono, Tatsuaki Kimura, Keishiro Watanabe, Yoichi Matsuo, and Kohei Shiomoto, "Workflow Extraction for Service Operation using Multiple Unstructured Trouble Tickets," IEEE/IFIP NOMS 2016, pp. 652-658, 2016.
Akio Watanabe, Yousuke Takahashi, Hiroki Ikeuchi, and Kotaro Matsuda, "Grammar-Based Process Model Representation for Probabilistic Conformance Checking," 2022 4th International Conference on Process Mining (ICPM), Bolzano, Italy, pp. 88-95, 2022.
Akio Watanabe, Ayumi Araragi, Hiroki Ikeuchi, and Yousuke Takahashi, "Concurrent Context-Free Grammar for Parsing Business Processes with Iterated Shuffles,” Application and Theory of Petri Nets and Concurrency, Genova, Switzerland, pp. 39-60, 2024.