International Journal
Publications

49. Seungwoo Kang, *Ohyun Jo, "Memory-Efficient Imagification for Light-weight Prediction Model of Multivariate Time-Series Data"
IEEE Access, vol. 13, pp. 105654-105663, June. 2025.

48. Jongseok Kim, Woonggyu Min, Juyeop Kim, *Ohyun Jo, "ComplexRep: Integrating Learned Representations to Enhance Complex-valued Data Transparency"
IEEE Internet of Things Journal, Early Access, 2025  
(IF:8.9, ranked in Top 4.1%)

47. Jongseok Kim, Ho-Shin Cho, *Ohyun Jo, "Analysis on Underwater Channel by Using Shapley Additive Explanations"
The Journal of Korean Institute of Communications and Information Sciences, vol. 50, no. 7, pp. 1007-1010,  Jul. 2025. (SCOPUS)

46. Bayaraa Enkhsaikhan, *Ohyun Jo, "Risk-constrained Reinforcement Learning with Augmented Lagrangian Multiplier for Portfolio Optimization"
IEEE Transactions on Big Data, vol. 11, no. 5, pp. 2489-2509, Oct. 2025.
(IF:7.5, ranked in Top 5.2%)

45. Dowon Kim, Geonha Hwang, *Ohyun Jo, *Kyungseop Shin, "Q-learning Based Medium Access Technology for Minimizing AoI in LoRa Wireless Relay Networks"

IEEE Access, vol. 12, pp. 183024 - 183037, Dec. 2024. 

44. Juyeop Kim, Jiyoon Han, Soomin Kwon, Taegyeom Lee, *Ohyun Jo, "Design and Implementation of a Light-Weight Channel Vector Classifier for Real-Time 5G Beam Index Detection"

IEEE Transactions on Mobile Computing, vol. 24, pp. 2660-2672, Apr. 2025.

(IF:9.2, rank in Top 3.3%) 

43. Bayaraa Enkhsaikhan, *Ohyun Jo, "Uncertainty-aware Reinforcement Learning for Portfolio Optimization"
IEEE Access, vol. 12, pp. 166553-166563, Nov. 2024.

42. Woonggyu Min, Seungwoo Kang, *Juyeop Kim, *Ohyun Jo, "On the Design of a Light-weight Deep Learning Framework for Embedding in 5G Software Modem"

IEEE Access, vol. 12, pp. 151008-151018, Octt. 2024.

Oct. 2024.

41. *Juyeop Kim, *Ohyun Jo, *Sangwon Choi, et al., "On the Intelligentization of Softwarized Modem: From Algorithmic Design to Realization of Real-Time Channel-Learning Random Access"

IEEE Internet of Things Journal, vol. 11, no. 24, pp. 39665 - 39680, Dec. 2024.  

(IF:10.6, rank in Top 2%)

40. Jongseok Kim, *Ohyun Jo, "MuShAug: Boosting Sequence Signal Classification via Multi-Shape Augmentation"

IEEE Internet of Things Journal, vol. 11, no. 20, pp. 32585 - 32597, Oct. 2024. 

(IF:10.6, rank in Top 2%) 

39. Mincheol Seong, Ohyun Jo, Kyungseop Shin, "Age of Information Minimization in UAV-assisted Data Harvesting Networks by Multi-Agent Deep Reinforcement Curriculum Learning"

Expert Systems With Applications, vol. 255, pp. 124379, Dec. 2024.

(IF:8.5)

38. Bayaraa Enkhsaikhan, *Ohyun Jo, "Risk-averse Reinforcement Learning for Portfolio Optimization" 

ICT Express, vol. 10, no. 4, pp. 857-862, Aug. 2024. 

(IF:5.4)

37. Hyun Kwon, Dooseo Park, *Ohyun Jo,"Silent-Hidden-Voice Attack on Speech Recognition System"

IEEE Access, vol. 12, pp. 173010 - 173019, Feb.2024.

36. †Seungwoo Kang, †Taegyeom Lee, Jongseok Kim, A-Reum-Saem Lee, *Juyoep Kim, *Ohyun Jo,"Intelligent Index Classification Method based on Machine Learning for Detection of Reference Signal in 5G Networks"

IEEE Access, vol. 11, pp. 100810-100822, Sep. 2023.

35. Taegyeom Lee, *Ohyun Jo, "Learning Backoff: Deep Reinforcement Learning-based Wireless Channel Access"

IEEE Systems Journal, vol. 18, no. 1, pp. 351-354, March. 2024.

34. Mincheol Seong, Ohyun Jo, Kyungseop Shin, "Multi-UAV Trajectory Optimizer: A Sustainable System for Wireless Data Harvesting with Deep Reinforcement Learning"

Engineering Applications of Artificial Intelligence, vol. 120, Apr 2023. 

(IF:8.033)

33. Jiyoon Han, *Ohyun Jo, *Juyeop Kim, "Exploitation of Channel-Learning for Enhancing 5G Blind Beam Index Detection" 

IEEE Transaction on Vehicular Technology, vol. 71, no. 3, pp. 2925 - 2938, Mar 2022.

32. Junghun Byun, Yong-Ho Cho, Taeho Im, Hak-Lim Ko, Kyungseop Shin, *Ohyun Jo, "Iterative Learning for Reliable Link Adaptation in the Internet of Underwater Things"

IEEE Access, vol. 9, pp. 30408 - 30416, Feb. 2021.

31. Seokhyeon Park, *Ohyun Jo, Intelligent Handover Prediction based on Locational Priority with Zero Scanning for the Internet of Underwater Things"

IEEE Access, vol. 8, pp. 186291 - 186303, Oct. 2020.

30. Celestine Iwendi, Ali Kashif Bashir, Atharva Peshkar, R. Sujatha, Jyotir Moy Chatterjee, Swetha Pasupuleti, Rishita Mishra, Sofia Pillai, and *Ohyun Jo, "COVID-19 Patient Health Prediction Using Boosted Random Forest Algorithm" 

Frontiers in Public Health, vol. 8, 357, Jul. 2020.

29. Ohyun Jo and Wonbin Hong,  “Achieving 360 Degree Coverage Dynamic and Switchable Beamforming through Resource-Efficient Switchable Antennas for Future mmWave IoT Devices”

IEEE Transactions on Industrial Electronics, vol. 68, no. 9, 8982 - 8991, Sep. 2021.

(Top 1% rank, IF:7.515 (1st of 66), Eigenfactor: 0.1056 (1st of 266))

28. *Ohyun Jo et al., "Artificial Intelligence Enabled Road Vehicle-Train Collision Risk Assessment Framework for Unmanned Railway Level Crossings"

IEEE Access, vol. 8, pp. 113790 - 113806, Jun. 2020 

27. Kyungseop Shin,  *Ohyun Jo, "Joint Scheduling and Power Allocation using Non-Orthogonal Multiple Access in Multi-cell Beamforming Networks" 

Electronics, vol. 9, issue 6, 896, May. 2020 

26. Celestine Iwendi, Zunera Jalil, Abdul Rehman Javed, Thippa Reddy G, Rajesh Kaluri, Gautam Srivastava, *Ohyun Jo, "KeySplitWatermark: Zero Watermarking Algorithm for Software Protection against Cyber-Attacks"

IEEE Access, vol. 8, pp. 72650 - 72660, Apr. 2020.

25. Joseph Henry Anajemba, Yue Tang, Celestine Iwendi, Akpesiri Ohwoekevwo, Gautam Srivastava, *Ohyun Jo, "Reliable Algorithm for Realizing Efficient Security and Privacy in IoT Networks"

Sensors, vol. 20, issue 9, 2609, May. 2020.

24. Harshita Patel, Dharmendra Singh Rajput, G Thippa Reddy, Celestine Iwendi, Ali Kashif Bashir, *Ohyun Jo, "A Review on Classification of Imbalanced Data for Wireless Sensor Networks"

International Journal of Distributed Sensor Networks, vol. 16, no. 4, pp. 1~15, Apr. 2020.

23. Kyungseop Shin, Gyung-Ho Hwang, *Ohyun Jo, "Distributed Reinforcement Learning Scheme for Environmentally Adaptive IoT Network Selection" 

IET Electronics Letters, vol. 56, no. 9. pp. 462~464, Apr. 2020.

22. Taegyeom Lee, Ohyun Jo, Kyungseop Shin, "CoRL: Collaborative Reinforcement Learning based MAC protocol for IoT Networks"

Electronics, vol. 9, no. 1, pp. 1~12, Jan. 2020. 

21. Woongsup Lee, Ohyun Jo, and Minhoe Kim, "Intelligent Resource Allocation in Wireless Communications Systems"

IEEE Communications Magazine, vol. 58, no. 1, pp. 100~105, Jan. 2020. 

(IF:10.356, Top 1% rank) 

20. Woongsup Lee, Tae-Won Ban, Younghwa Ham, *Ohyun Jo, "Analysis of Growth Performance in Swine based on Machine Learning" 

IEEE Access, vol. 7, pp. 161716-161724, Nov. 2019.

19. Changbae Yoon,  Dong-Ho Cho, and *Ohyun Jo, “MSE-based Downlink and Uplink Joint Beamforming in Dynamic TDD System based on Cloud-RAN”

IEEE System journal, vol. 13, no. 3, pp. 2228~2239, 2019.

18. Minhoe Kim, Woongsup Lee, Jungmin Yoon, and *Ohyun Jo, “Towards the Realization of Encoder and Decoder using Deep Neural Networks”
IEEE Communications Magazine, vol. 57, no. 5, pp. 57~63, 2019.
(IF:10.356, Top 1% rank)

17. Ohyun Jo, Juyeop Kim, Kyung-Seop Shin and Gyung-Ho Hwang, "Exploiting Self-Reserving Spectrum to Reduce Service Dropping Probability in Cognitive Radio Systems" 

IEICE Transaction on Fundamentals of Electronics, Communications, and Computer Sciences, vol. E102-A, no. 4, pp. 697~701, 2019. 

16. Juyeop Kim, Ohyun Jo, Sang Won Choi, "State-Based Uplink-Scheduling Scheme for Reducing Control Plane Latency of MCPTT Services "

IEEE System Journal, vol. 13, no. 3, pp. 2547~2550, 2018.

15. Juyeop Kim, Ohyun Jo, Sang Won Choi, "Feasibility of Index-Coded Retransmissions for Enhancing Sidelink Channel Efficiency of V2X Communications " 

IEEE Access, vol. 7, pp. 6545~6552, 2018. 

14. Ohyun Jo, Yong-Gyu Kim, and *Juyeop kim, "Internet of Things for Smart Railway: Feasibility and Applications"

IEEE Internet of Things Journal, vol.5, no. 2, pp.482~490, 2017.

(IF: 9.515, Top 2% rank)

13. Sung-Yeop Pyun, Woongsup Lee, and *Ohyun Jo, "Uplink Resource Allocation for Interference Mitigation in Two-Tier Femtocell Networks"

Mobile Information Systems, vol. 2018, pp.1-6, 2018.

12. Kisong Lee, Changbae Yoon, Ohyun Jo, Woongsup Lee, "Joint Optimization of Spectrum Sensing and Transmit Power in Energy Harvesting-Based Cognitive Radio Networks "

IEEE Access, vol.6, pp. 30653-30662, 2018.

11. Jungmin Yoon, Ohyun Jo, Ji-Won Choi, Seongwook Lee, Jeongsik Choi, Seong-Cheol Kim, "SNR analysis and estimation for efficient phase noise mitigation in millimetre-wave SC-FDE systems"

IET Communications, vol. 12, no.18, pp.2347-2356, 2018.

10.  Ohyun Jo, Jung-Ju Kim, Jungmin Yoon, Dooseok Choi, and *Wonbin Hong, "Exploitation of Dual-polarization Diversity for 5G Millimeter-Wave MIMO Beamforming Systems"

IEEE Transactions on Antennas and Propagation, vol.65, no.12, pp.6646-6655, 2017. 

9. Kyung-seop Shin, *Ohyun Jo, "Joint Scheduling and Power Allocation Using Non-orthogonal Multiple Access in Directional Beam-based WLAN Systems"

IEEE Wireless Communications Letters, vol.6, no.4, pp.482-485, 2017.

8. Ohyun Jo, Jungmin Yoon, "Spatial Reuse Algorithm Using Interference Graph in Millimeter Wave Beamforming Systems"

ETRI Journal, vol.39, no.2, pp.255-263, 2017.

7. Ohyun Jo, *Gyung-Ho Hwang, and Dong-Ho Cho, "Intergroup Joint Scheduling for Mitigating Asymmetric Uplink Interference in Self-Organizing Virtual Cell Networks"

Mobile Information Systems, vol. 2016, pp.1-10, 2016.

6. Ohyun Jo, SangHyun Chang, ChangYeual Kweon, Jisung Oh, and Kyungwhoon Cheun, "60 GHz Wireless Communication for Future Wi-Fi"

ICT Express, vol.1, no. 1, 2015.

5. Woochan Kim, *Ohyun Jo, "Cost-optimized configuration of computing instances for large sized cloud systems"

ICT Express, vol.3, 2015. 

4. Ohyun Jo, Wonbin Hong, Sung Tae Choi, SangHyun Chang, ChangYeual Kweon, Jisung Oh, and Kyungwhoon Cheun, "Holistic Design Consideration for Realization of Environmentally Adaptive 60 GHz Beamforming Technology"

IEEE Communications Magazine, vol.52, no.11, pp.30-38, 2014.

(IF: 10. 435, Top 1% rank) 

3. Ki-Song Lee, Ohyun Jo, Dong-Ho Cho, “Cooperative Resource Allocation for Improving Intercell Fairness in Femtocell Systems”

IEEE Communications Letters (SCI), vol. 15, issue 2, Feb. 2011.

2. Ohyun Jo, Dong-Ho Cho, “Seamless Spectrum Handover Considering Differential Path-loss in Cognitive Radio Systems”

IEEE Communications Letters (SCI), vol. 13, issue 3, Mar. 2009.

1. Ohyun Jo, Jong-Wuk Son, Dong-Ho Cho, “ An Enhanced Packet Scheduling Algorithm Combined with HARQ for HSDPA System” 

IEEE Communications Letters (SCI), vol 12,  issue 4, April. 2008