Effective bass enhancement using second-order adaptive notch filter. - Junho Lee; Eunjung Song; Young-Cheol Park; Dae Hee Youn (IEEE Trans. Consumer Electron., 2008)

A SLA-based Spark cluster scaling method in cloud environment. - Yoori Oh; Jieun Choi; Eunjung Song; Moonji Kim; Yoonhee Kim (APNOMS, 2016)