[20250103] 인공지능 기반 반응형 마이크로그리드 에너지 거래 지원 장치 및 방법 (Apparatus and method for supporting responsive microgrid energy trading based on artificial intelligence) - KR102750254B1, doi: 10.8080/1020240046968.

[20231211] 무선 센서 네트워크에서 신호 처리 장치, 방법 및 시스템 (Apparatus, method and system of processing signal in wireless sensor network) - KR102612730B1, doi: 10.8080/1020220182437.

[2025-12] C. E. Obi, R. Gantassi, and Y. Choi, “Hybrid optimization in prosumer-to-grid energy management system for Pareto-optimal solution,” Applied Sciences, vol. 15, no. 23, p. 12719, Dec. 2025. doi: 10.3390/app152312719. (eISSN: 2076-3417; IF: 2.9)

[2025-11] N. Enola, R. Gantassi, and Y. Choi, "Hybrid P2P Energy Trading using Two-fold Fairness-Driven Enhanced NSGA-II for Optimized Demand Allocation with Dual Pricing in South Korea," IEEE Access, Nov. 2025, doi:  10.1109/ACCESS.2025.3632331. (ISSN: 2169-3536; IF: 4.2)

[2025-10] C. E. Obi, R. Gantassi, and Y. Choi, "Artificial Intelligence Driven Digital Twin for Dynamic Pricing Model in Hybrid Optimization," IEEE Access, Oct. 2025, doi: 10.1109/ACCESS.2025.3623593. (ISSN: 2169-3536; IF: 4.2)

[2025-03] R. Gantassi, Z. Masood, Q. A. Sias, and Y. Choi, “I-QoS-WSN-S-MDC: Improving quality of service of wireless sensor networks using a smart mobile data collector,” IET Wireless Sensor Syst., vol. 15, no. 1, p. e70005, Mar. 2025, doi: 10.1049/wss2.70005. (ISSN / eISSN: 2043-6386 / 2043-6394; IF: 2.5)

[2025-02] Q. A. Sias, R. Gantassi, and Y. Choi, “Multivariate bidirectional gate recurrent unit for improving accuracy of energy prediction,” ICT Express, vol. 11, no. 1, pp. 80–86, Feb. 2025, doi: 10.1016/j.icte.2024.10.002. (eISSN : 2405-9595; IF: 4.6)

[2025-01] R. Gantassi, Z. Masood, and Y. Choi, “Machine Learning for QoS Optimization and Energy-Efficient in Routing Clustering Wireless Sensors,” Computers, Materials & Continua, vol. 82, no. 1, pp. 327-343, Jan. 2025, doi: 10.32604/cmc.2024.058143. (ISSN / eISSN: 1546-2218 / 1546-2226; IF: 2.4)

[2024-11] L. Kharatovi, R. Gantassi, Z. Masood, and Y. Choi, "A multi-objective optimization framework for peer-to-peer energy trading in South Korea’s tiered pricing system," Applied Sciences, vol. 14, no. 23, p. 11071, Nov. 2024, doi: 10.3390/app142311071. (eISSN: 2076-3417; IF: 2.9)

[2024-10] Q. A. Sias, R. Gantassi, Y. Choi, and J. H. Bae, “Recurrence multilinear regression technique for improving accuracy of energy prediction in power systems,” Energies, vol. 17, no. 20, p. 5186, Oct. 2024, doi: 10.3390/en17205186. (eISSN: 1996-1073; IF: 3.9)

[2024-03] Z. Masood, R. Gantassi, and Y. Choi, "Enhancing short-term electric load forecasting for households using quantile LSTM and clustering-based probabilistic approach," IEEE Access, May 2024, doi: 10.1109/ACCESS.2024.3406439. (ISSN: 2169-3536; IF: 4.2)

[2024-02] R. Gantassi, S. Messous, Z. Masood, Q. A. Sias, and Y. Choi, “Enhanced network QoS in large scale and high sensor node density wireless sensor networks using (IR-DV-Hop) localization algorithm and mobile data collector (MDC),” IEEE Access, Feb. 2024, doi: 10.1109/ACCESS.2024.3370432. (ISSN: 2169-3536; IF: 4.2)

[2023-10] T. Shafique, R. Gantassi, A. H. Soliman, A. Amjad, Z. Q. Hui, and Y. Choi, “A review of Energy Hole mitigating techniques in multi-hop many to one communication and its significance in IoT oriented Smart City infrastructure,” IEEE Access, vol. 11, pp. 121340–121367, Oct. 2023, doi: 10.1109/ACCESS.2023.3327311 (ISSN: 2169-3536; IF: 4.2)

[2022-10] R. Gantassi, Z. Masood, and Y. Choi, “Smart mobile data collectors to enhance quality of service in wireless sensor networks,” Preprint Research Square, Oct. 2022, doi: 10.21203/rs.3.rs-2156988/v1.

[2022-10] Ardiansyah, Z. Masood, D. Choi, and Y. Choi, “Seq2Seq regression learning-based multivariate and multistep SOC forecasting of BESS in frequency regulation service,” Sustainable Energy, Grids and Networks, vol. 32, p. 100939, Dec. 2022, doi: 10.1016/j.segan.2022.100939. (eISSN: 2352-4677; IF: 5.7)

[2022-05] R. Gantassi, Z. Masood, and Y. Choi, “Enhancing QoS and Residual Energy by Using of Grid-Size Clustering, K-Means, and TSP Algorithms With MDC in LEACH Protocol,” IEEE Access, vol. 10, pp. 58199–58211, May 2022, doi: 10.1109/ACCESS.2022.3178434. (ISSN: 2169-3536; IF: 4.2)

[2022-04] Z. Masood, R. Gantassi, Ardiansyah, and Y. Choi, “A Multi-Step Time-Series Clustering-Based Seq2Seq LSTM Learning for a Single Household Electricity Load Forecasting,” Energies, vol. 15, no. 7, p. 2623, Apr. 2022, doi: 10.3390/en15072623. (eISSN: 1996-1073; IF: 3.9)

[2021-11] Z. Masood, Ardiansyah, and Y. Choi, “Energy-Efficient Optimal Power Allocation for SWIPT Based IoT-Enabled Smart Meter,” Sensors, vol. 21, no. 23, p. 7857, Nov. 2021, doi: 10.3390/s21237857. (eISSN: 1424-8220; IF: 4.0)

[2021-06] Z. Masood, H. Park, H. S. Jang, S. Yoo, S. P. Jung, and Y. Choi, “Optimal Power Allocation for Maximizing Energy Efficiency in DAS-Based IoT Network,” IEEE Systems Journal, vol. 15, no. 2, pp. 2342–2348, Jun. 2021, doi: 10.1109/JSYST.2020.3013693. (ISSN/eISSN: 1932-8184 / 1937-9234; IF: 4.9)

[2019-12] A. Ardiansyah, Y. Choi, M. R. K. Aziz, K.-W. Chon, and D. Choi, “Latency-optimal network intelligence services in SDN/NFV-based energy internet cyberinfrastructure,” IEEE Access, vol. 8, pp. 4485–4499, Dec. 2019, doi: 10.1109/ACCESS.2019.2963139. (ISSN: 2169-3536; IF: 4.2)

[2019-09] K. Chang and Y. Choi, “Feasibility and optimization of 1-TTI-based full-duplex two-way relay system,” Wireless Personal Communications, vol. 110, pp. 1513–1522, Feb. 2020, doi: 10.1007/s11277-019-06798-w. (ISSN/eISSN: 0929-6212 / 1572-834X; IF: 1.9)

[2019-05] K. Chang and Y. Choi, “Performance evaluation of in-band full-duplex system using one-time-slot two-way relay,” IEEE Systems Journal, vol. 14, no. 1, pp. 510–519, May 2019, doi: 10.1109/JSYST.2019.2912303. (ISSN/eISSN: 1932-8184 / 1937-9234; IF: 4.9)

[2019-01] Y. Song, P. Y. Kong, Y. Kim, S. Baek, and Y. Choi, “Cellular-assisted D2D communications for advanced metering infrastructure in smart grid,” IEEE Systems Journal, vol. 13, no. 2, pp. 1347–1358, Jan. 2019, doi: 10.1109/JSYST.2019.2891719. (ISSN/eISSN: 1932-8184 / 1937-9234; IF: 4.9)

[2018-12] E. Park, J. Bae, Y. Choi, and Y. Han, “Energy-efficient random access for LTE-based stationary IoT networks,” IEEE Communications Letters, vol. 23, no. 2, pp. 346–349, Dec. 2018, doi: 10.1109/LCOMM.2018.2889085. (ISSN/eISSN: 1089-7798 / 1558-2558; IF: 4.5)

[2017-07] Y. Kim, Y. Song, Y. Choi, and Y. Han, “Nonsaturated throughput analysis of coexistence of Wi-Fi and cellular with listen-before-talk in unlicensed spectrum,” IEEE Transactions on Vehicular Technology, vol. 66, no. 12, pp. 11425–11429, July. 2017, doi: 10.1109/TVT.2017.2734109. (ISSN/eISSN: 0018-9545 / 1939-9359; IF: 7.5)

[2016-05] Y. Song, Y. Choi, and Y. Han, “Joint optimization of radio resources for uplink multihoming networks,” IEEE Systems Journal, vol. 12, no. 1, pp. 671–681, May 2016, doi: 10.1109/JSYST.2016.2542252. (ISSN/eISSN: 1932-8184 / 1937-9234; IF: 4.9)

[2014-06] Y. Choi, “Performance analysis of multi-gigabit wireless transmission at THz WLAN-type applications,” Journal of Communications and Networks, vol. 16, no. 3, pp. 305–310, Jun. 2014, doi: 10.1109/JCN.2014.000051. (ISSN/eISSN: 1229-2370 / 1976-5541; IF: 3.0)

[2014-04] Y. Lee, S. G. Choi, and Y. Choi, “End-to-end delay differentiation mechanism for integrated EPON–WiMAX networks,” Photonic Network Communications, vol. 27, no. 2, pp. 73–79, Apr. 2014,  doi: 10.1007/s11107-014-0427-5. (ISSN/eISSN: 1387-974X / 1572-8188; IF: 1.5)

[20250902] R. Gantassi, C. E. Obi, and Y. Choi, “Smart Microgrid Optimization in Villages Using Digital Twins and AI-Based Hybrid Algorithms,” 2025 9th International Conference On Electrical, Electronics And Information Engineering (ICEEIE), Lombok, Indonesia, Sep. 2025, doi: 10.1109/ICEEIE66203.2025.11252377.

[20250902] Q. A. Sias, R. Gantassi, J. H. Bae, and Y. Choi, “An Optimization Solver for Energy Trading System using Hybrid Metaheuristic Algorithm,” 2025 9th International Conference On Electrical, Electronics And Information Engineering (ICEEIE), Lombok, Indonesia, Sep. 2025, doi: 10.1109/ICEEIE66203.2025.11251993.

[20250902] C. E. Obi, R. Gantassi, and Y. Choi, “Hybrid Multi-Objective Optimization in Village-Level Microgrid Energy Management System,” 2025 9th International Conference On Electrical, Electronics And Information Engineering (ICEEIE), Lombok, Indonesia, Sep. 2025, doi: 10.1109/ICEEIE66203.2025.11253566.

[20250902] L. Kharatovi, R. Gantassi, and Y. Choi, “Proportional Allocation of Shared Energy Storage In Peer-to-Peer Microgrids: Evaluation of Open, Quota, and Hybrid Models,” 2025 9th International Conference On Electrical, Electronics And Information Engineering (ICEEIE), Lombok, Indonesia, Sep. 2025, doi: 10.1109/ICEEIE66203.2025.11252226.

[20250902] N. Enola, R. Gantassi, and Y. Choi, “LSTM Integrated Rolling Horizon Optimization for Real-Time Demand Allocation in South Korea Hybrid P2P Energy Trading,” 2025 9th International Conference On Electrical, Electronics And Information Engineering (ICEEIE), Lombok, Indonesia, Sep. 2025, doi: 10.1109/ICEEIE66203.2025.11252031.

[20250619] Q. A. Sias, L. Kharatovi, R. Gantassi, and Y. Choi, “A Study on Nonlinear Optimization of Home Energy Trading Digital Twin,” in Proc. Korea Inst. Commun. Sci. Conf., Jun. 2025, pp. 1508–1509.

[20250619] C. E. Obi, R. Gantassi, and Y. Choi, "A Study on Improving Microgrid operation and Digital Twin using Hybrid Neural Network and Multi-Objective Genetic Algorithm in Energy Trading System," in Proc. Korea Inst. Commun. Sci. Conf., Jun. 2025, pp. 1444–1445.

[20250619] L. Kharatovi, R. Gantassi, and Y. Choi, “A Study on the Dynamic Pricing with Strategic Energy Storage in P2P Microgrids Systems,”  in Proc. Korea Inst. Commun. Sci. Conf., Jun. 2025, pp. 1499–1500.

[20250619] N. Enola, R. Gantassi, Q. A. Sias, L. Kharatovi, and Y. Choi, "Comparative Study of Prediction Models based on Modified Large Language Model for South Korea C2X Energy Demand Forecasting," in Proc. Korea Inst. Commun. Sci. Conf., Jun. 2025, pp. 1446–1447.

[20250409] C. E. Obi, R. Gantassi, and Y. Choi, “Application of artificial intelligence in minimizing voltage deviation using neural network predictive controller,” in Model and Data Engineering, C. Ordonez, G. Sperlì, E. Masciari, and L. Bellatreche, Eds. Cham, Switzerland: Springer, 2025, vol. 15590, Lecture Notes in Computer Science, pp. 158–172, doi: 10.1007/978-3-031-87719-3_12.

[20250206] C. E. Obi, R. Gantassi, and Y. Choi, "A Study on Improving Voltage Stability using Neural Network Predictive Controller in a Smart Microgrid System," in Proc. Korea Inst. Commun. Sci. Conf., Feb. 2025, pp. 1419–1420.

[20250206] L. Kharatovi, R. Gantassi, and Y. Choi, “A study on adaptive load shifting for energy demand management in prosumer systems,”  in Proc. Korea Inst. Commun. Sci. Conf., Feb. 2025.

[20250206] N. Enola, R. Gantassi, Q. A. Sias, L. Kharatovi, and Y. Choi, "A Study on the Mathematical Pricing Model for Optimized Hybrid P2P Energy Trading in South Korea," in Proc. Korea Inst. Commun. Sci. Conf., Feb. 2025, pp. 1415–1416.

[20250206] Q. A. Sias, N. Enola, R. Gantassi, and Y. Choi, “A study on energy optimization for the mathematical pricing models of energy trading management system in South Korea,” in Proc. Korea Inst. Commun. Sci. Conf., Feb. 2025.

[202404] L. Kharatovi et al., “Comparison of Artificial Intelligence Prediction Models for Predicting Consumer Electricity Demand in Microgrids 마이크로그리드에서 소비자 전력수요 예측을 위한인공지능 예측모델 비교 Comparison of Artificial Intelligence Prediction Models for Predicting Consumer Electricity Demand in Microgrids,” Apr. 2024.

[202404] L. Kharatovi et al., “Comparison of Energy Trading Optimization Techniques in Smart Grid 스마트 그리드에서의 에너지 거래 최적화 기술 비교 Comparison of Energy Trading Optimization Techniques in Smart Grid,” Apr. 2024.

[202311] C. Obi, L. Kharatovi, Q. A. Sias, and R. Gantassi, “Minimizing Electricity Cost in Energy Trading Using Particle Swarm Optimization,” Nov. 2023.

[202309] Q. A. Sias, R. Gantassi, Y. Choi, and A. N. Afandi, “Recurrence multi-linear regression of historical energy supply for energy demand forecaster,” in Proc. 2023 8th Int. Conf. Electr., Electron. Inf. Eng. (ICEEIE), pp. 1–4, Sep. 2023, doi: 10.1109/ICEEIE59078.2023.10334912. 

[202302] R. Gantassi, Z. Masood, S. Lim, Q. A. Sias and Y. Choi, "Performance Analysis of Machine Learning Algorithms with Clustering Protocol in Wireless Sensor Networks," 2023 International Conference on Artificial Intelligence in Information and Communication (ICAIIC), Bali, Indonesia, 2023, pp. 543-546, doi: 10.1109/ICAIIC57133.2023.10067019.

[202302] Q. A. Sias, S. Lim, R. Gantassi and Y. Choi, "Implementation of Single and Multi Linear Regression for Prediction of Energy Consumption based on Previous Data of Energy Production," 2023 International Conference on Artificial Intelligence in Information and Communication (ICAIIC), Bali, Indonesia, 2023, pp. 830-832, doi: 10.1109/ICAIIC57133.2023.10066989.

[202302] S. Lim, R. Gantassi and Y. Choi, "Cost-Effective Peak Shaving Strategy Based on Clustering and XGBoost Algorithm," 2023 International Conference on Artificial Intelligence in Information and Communication (ICAIIC), Bali, Indonesia, 2023, pp. 757-761, doi: 10.1109/ICAIIC57133.2023.10067091.

[20191125] A. Ardiansyah, Y. Choi, M. R. K. Aziz, and D. Choi, “Latency minimization for energy Internet communications with SDN virtualization infrastructure,” in Proc. SmartGridComm, 2019, pp. 1–7.

[20181118] Z. Masood and Y. Choi, “Energy-efficiency optimization for WSNs using distributed power splitting at receiver,” in Proc. ICTC, 2018, pp. 1319–1323.

[20190414] E. Park, J. Bae, Y. Choi, and Y. Han, “A novel energy efficient random access response for IoT networks,” in Proc. VTC-Fall, 2018, pp. 1–5.

[20170511] J.-T. Lim, J. Bae, Y. Choi, and Y. Han, “PF scheduling in hybrid full duplex system: Upper bound and simple algorithms,” in Proc. WCNC, 2017, pp. 1–6.

[20170511] E. Park, Y. Choi, and Y. Han, “Location-based initial access and beam adaptation for millimeter wave systems,” in Proc. WCNC, 2017, pp. 1–6.

[20160529] Y. Kim, Y. Choi, and Y. Han, “Performance analysis of dynamic spectrum allocation in multi-radio heterogeneous networks,” in Proc. CrownCom, 2016, pp. 154–165.

[20140828] Y. Song, Y. Han, and Y. Choi, “A QoE-aware joint resource allocation algorithm for uplink carrier aggregation in LTE-Advanced systems,” in Proc. ICC, 2014, pp. 1–5.

[20150129] Y. Song, Y. Han, and Y. Choi, “Radio resource management based on QoE-aware model for uplink multi-radio access in heterogeneous networks,” in Proc. VTC-Spring, 2014, pp. 1–5.