[Vol.17, No.4] Teachers' Perception of Digital Media Utilization in Early Childhood Education A… Bo-Yeon Kim, Ji-Young Choi

[Vol.17, No.4] A Study on the Uncanny Valley Phenomenon of Virtual Human Influencer Hyung-Suk Kim

[Vol.17, No.4] A Study on Pro-baseball Player Nomination Prediction for High School Baseball Hitter … Young-Hwan Oh

[Vol.17, No.4] Effect of the Trust on COVID-19 Solution Subjects on Social Safety Satisfaction Young-Min Bae, Kyu-Bum Kim

[Vol.17, No.4] Early Childhood Teachers’ Difficulty in Operating 2019 Revised Nuri Curriculum Hyo-jung Choi

[Vol.17, No.4] BERT Masked Language Model for Insider Threat Detection Min-Hyeok Son, Sang-Joon Lee

[Vol.17, No.4] A Comparison of Freshmen's Perception in Engaging Classes In Person and Online d… Song-Suk Oh, Hyun-Yong Jung

[Vol.17, No.4] Software Defined Network-based OpenFlow Protocol Eung-Sung Kim, Jin-Hong Kim, Jeong-Sig Kim

[Vol.17, No.4] Inter-floor Noise Reduction System of Apartment Houses using Active Noise Control Tec… Jaedon Lim, Sungjun Park, Jongrib Kim, Hoekyung Jung

[Vol.17, No.4] A Study on Parental Awarencess of Smartphone, Rearing Attitudes, and Children's … Kyoung-Hee Kwon, Yeong-Ah Kim