| 2007 | HCI | Interface Design Technique Considering Visual Cohesion-Rate by Object Unit. | Chang-Mog Lee, Ok-Bae Chang |
| 2007 | ICCS | Usage-Centered Interface Design for Quality Improvement. | Chang-Mog Lee, Ok-Bae Chang, Samuel Sangkon Lee |
| 2007 | ICCSA | Application and evaluation of edge detection system employing the ADD. | Jong Gu Lee, Eun Mi Kim, Cheol-Jung Yoo, Ok-Bae Chang |
| 2006 | ICCSA | Process Development Methodology for U-Integrated Management System. | Seong-Man Choi, Malrey Lee, Cheol-Jung Yoo, Ok-Bae Chang |
| 2006 | ICCSA | An Efficient Management of Network Traffic Performance Using Framework-Based Performance Management Tool. | Seong-Man Choi, Cheol-Jung Yoo, Ok-Bae Chang |
| 2006 | ICCSA | Development of Integrated DAO Pattern Applying Iterator Pattern. | Seong-Man Choi, Cheol-Jung Yoo, Ok-Bae Chang |
| 2006 | ICCSA | Design of H.264/AVC-Based Software Decoder for Mobile Phone. | Hyung-Su Jeon, Hye-Min Noh, Cheol-Jung Yoo, Ok-Bae Chang |
| 2006 | ICCSA | Design of Mobile Video Player Based on the WIPI Platform. | Hye-Min Noh, Sa-Kyun Jeong, Cheol-Jung Yoo, Ok-Bae Chang, Eun Mi Kim, Jong-Ryeol Choi |
| 2005 | APWEB | An Extension of UML Activity Diagram for Generation of XPDL Document. | Hye-Min Noh, Bo Wang, Cheol-Jung Yoo, Ok-Bae Chang |
| 2005 | ICCSA | Workflow Modeling Based on Extended Activity Diagram Using ASM Semantics. | Eun-Jung Ko, Sang-Young Lee, Hye-Min Noh, Cheol-Jung Yoo, Ok-Bae Chang |
| 2005 | ICCSA | Component Contract-Based Formal Specification Technique. | Ji-Hyun Lee, Hye-Min Noh, Cheol-Jung Yoo, Ok-Bae Chang |
| 2005 | ICCSA | An Object Structure Extraction Technique for Object Reusability Improvement Based on Legacy System Interface. | Chang-Mog Lee, Cheol-Jung Yoo, Ok-Bae Chang |
| 2005 | ICCSA | Behavior Modeling Technique Based on EFSM for Interoperability Testing. | Hye-Min Noh, Ji-Hyun Lee, Cheol-Jung Yoo, Ok-Bae Chang |
| 2004 | CW | Extension and Implementation of Iconic Stereotype for GNSS Application in the UML Class Diagram. | Wan-Seob Byeon, Bo Wang, Sa-Kyun Jeong, Ok-Bae Chang |
| 2003 | APSEC | XSLT Template Design for Generating the Web Presentation Layer. | Jung-Hwa Chae, Cheol-Jung Yoo, Yong-Sung Kim, Ok-Bae Chang |
| 2003 | ICWS | Design and Implementation of Video Retrieval System Supporting Adaptive Streaming Service. | Yoon-Chae Lee, Cheol-Jung Yoo, Yong-Sung Kim, Ok-Bae Chang |
| 2003 | SNPD | Component Contract-Based Process for High Level Design. | Ji-Hyun Lee, Cheol-Jung Yoo, Ok-Bae Chang |
| 1996 | COMPSAC | Heuristics for Computing Attribute Values of C++ Program Complexity Metrics. | Eun Mi Kim, Shinji Kusumoto, Tohru Kikuno, Ok-Bae Chang |
| 1994 | COMPSAC | Analysis of metrics for object-oriented program complexity. | Eun Mi Kim, Ok-Bae Chang, Shinji Kusumoto, Tohru Kikuno |