@article{CTT100754536,
  author = {Xinhua Guo and Song Sun and Xiantao Yu and Pan Wang and Kentaro Nakamura},
  title = {Frequency representation: visualization and clustering of acoustic data using self-organizing maps},
  journal = {Ultrasonic Imaging},
  year = 2017,
}

@inproceedings{CTT100693059,
  author = {Dongwoo Wi and Yong-Gi Ko and Kyungtae Kim and Sungmin Jung and Mihee Kim and Kyung Ho Kwon and Young Yong Kim and Jonghyun Kim and Jinseok Lee and Sungjin Song and Changsub Kim and Jongchan Lee and Yongjin Kim and Hoyeol Lee and Tsuyoshi Michinobu and Moonhor Ree},
  title = {Feasible Digital Memory Behaviors of π-Conjugated Polymers with Donor-Acceptor Moieties},
  booktitle = {},
  year = 2015,
}