Publications

International Journals

• Kyung-Soo Kim. "Utilization of Upper Confidence Bound Algorithms for Effective Subproblem Selection in Cooperative Coevolution Frameworks." Mathematics,  Vol. 13, No. 18, 3052, 2025.

• Kyung-Soo Kim and Yong-Suk Choi. "Advanced first-order optimization algorithm with sophisticated search control for convolutional neural networks." IEEE Access, Vol. 11, pp. 80656-80679, 2023.

• Kyung-Soo Kim and Yong-Suk Choi. "Cooperative coevolutionary algorithm with resource allocation strategies to minimize unnecessary computations." Applied Soft Computing, Vol. 113, 108013, 2021.

• Kyung-Soo Kim, and Yong-Suk Choi. "HyAdamC: A new adam-based hybrid optimization algorithm for convolution neural networks." Sensors, Vol. 21, No. 12, 4054, 2021.

• Kyung-Soo Kim and Yong-Suk Choi. "An efficient variable interdependency-identification and decomposition by minimizing redundant computations for large-scale global optimization." Information Sciences, Vol. 513, pp. 289-323, 2020.

• Kyung-Soo Kim, Doo-Soo Chang, and Yong-Suk Choi. "Boosting memory-based collaborative filtering using content-metadata." Symmetry, Vol. 11, No. 4, 561, 2019.

• Kyung-Soo Kim and Yong-Suk Choi. "Bayesian network approach to computerized adaptive testing." International Journal of Smart Home, Vol. 6, No. 3, pp. 75-82,  2012.

Domestic Journals

• Kyung-Soo Kim. "Study on Utilizing the Non-Stationary UCB-Tuned Algorithm to Choose Optimal Subproblems in Cooperative Coevolutionary Algorithms." The Journal of Korean Institute of Information Technology, Vol. 23, No. 12, pp. 51-66, 2025.

• Minji Kim, Yoonji Kang, Jiyeon Kim, Dayoung Jin, Byoungwoo Oh, and Kyung-Soo Kim. "ePisode: A Personalized Online Diary Service for Consistent and Engaging Diary Writing." Journal of Digital Contents Society, Vol. 26, No. 2, pp. 369-380, 2025.

• Kyung-Soo Kim. "Multi-Armed Bandit-based Cooperative Co-Evolutionary Algorithm for Large-Scale Global Optimization of Non-Linear Functions." The Journal of Korean Institute of Information Technology, Vol. 22, No. 5, pp. 115-129, 2024.

• Kyung-Soo Kim. "A Complex Gradient Analysis and Utilization Method to Enhance Learning Performance of Convolutional Neural Networks." The Journal of Korean Institute of Information Technology, Vol. 21, No. 3, pp. 27-37, 2023.

• Jun-Yeop Lee, Kyung-Soo Kim, and Yong-Suk Choi. "High Performance Collaborative Recommendation using Item Metadata." Journal of KISS : Software and Applications, Vol. 41, No. 2, pp. 171-176, 2014.

• Ja-Rang Kim, Kyung-Soo Kim, and Yong-Suk Choi. "Question Answering System based on Triplet Extraction using TPE." Journal of KIISE : Computing Practices and Letters, Vol. 19, No. 12, pp. 698-702, 2013.

• Sun-Woong Na, Kyung-Soo Kim, and Yong-Suk Choi. "Computerized Adaptive Testing Using Bayesian Networks." Journal of KISS : Software and Applications, Vol. 39, No. 6, pp. 497-506, 2012.

• Geon-hu Ma, Bo-Gyeong Jung, and Kyung-Soo Kim. "Factor Analysis and Comparative Evaluation of Binary Classification Algorithms for Predicting Financial Distress" Proceedings of UCWIT, 2024.

• Yoonji Kang, Minji Kim, Jiyeon Kim, Dayeong Jin, Kyung-Soo Kim, and Byoungwoo Oh. "Map-based diaries for P-type personality in MBTI." Proceedings of the 2024 KIIT Summer Conference, 2024.

• Wonjun Park, Inchan Kim, Younghan Jung, Kyung-Soo Kim, and Byoung-woo Oh. "Symptom-based Hospital Recommendation System for ReducingHealthcare Disparitie" Proceedings of the 2023 KIIT  Summer Conference, 2023.

• Ji Cheol Choi, Geunjae Shin, Yonggu Lee, Jaemin Lee, and Kyung-Soo Kim. "Utilization of Cross-platform MVVM Patter "  Proceedings of the 2023 KIIT  Summer Conference, 2023.

• Jae-Yong Seo, Jeong-Hoon Lee, Min-Seong Kim, and Kyung-Soo Kim. "Stable Diffusion-based Automatic Game Avatar Generation andRecommendation Metho " Proceedings of the 2023 KIIT  Summer Conference, 2023.

• Kyung-Soo Kim and Yong-Suk Choi. “Incremental Iteration Method for Fast PageRank Computation” Proceedings of the 9th International Conference on Ubiquitous Information Management and Communication. 2015.

• Kyung-Soo Kim, Junyeop Lee, and Yong-Suk Choi. “Metadata Based Combined Approach for Effective Collaborative Recommendation” Proceedings of the 2014 Conference on Research in Adaptive and Convergent Systems. 2014.

• Ja-rang Kim, Kyung-Soo Kim, and Yong-Suk Choi. “TPE Based Tuple Extraction Method for Question and Answering System” Proceedings of 2014 International Conference on Information Science & Applications (ICISA). 2014.

• Kyung-Soo Kim and Yong-Suk Choi. “Computerized adaptive testing and learning using Bayesian network” Proceedings of the companion publication of the 2013 international conference on Intelligent user interfaces companion. 2013.

• Junyeop Lee, Kyung-Soo Kim, and Yong-Suk Choi. “High performance Collaborative Recommendation using Item Metadata”, Proceedings of the Korean Institute of Information Scientists and Engineers, 2013.

• Ja-rang Kim, Han-tae Kim, Kyung-Soo Kim, and Yong-Suk Choi. "Heuristic Tree Search Algorithm for Finding Optimal Solution in Puzzle Environment", Proceedings of the 5th KSCG Conference, 2013.

• Kyung-suk Jung, Min-chul Shin, Kyung-Soo Kim, and Yong-Suk Choi. "Puzzle Game Based Learning Agent using Brain Wave", Proceedings of the 5th KSCG Conference, 2013.

• [Patent] Yong-Suk Choi and Kyung-Soo Kim, "Method and System for Smart Personalized Learning Tutoring to Provide Service of Effective Study Encouragement and Tutoring and Learning Strategy Establishment" (ROK, Registed, No. 1016425770000)