[29] B. Karaman, I. Basturk, S. Taskin, F. Kara, E. Zeydan and H. Yanikomeroglu "Enhancing  Resiliency  of Integrated Space-Air-Ground-Sea  Networks with Renewable Energies: A Use Case After the 2023 Türkiye Earthquake" in IEEE Communications Magazine (accepted: 22 May 2024)

[28] F. Khennoufa, K. Abdellatif,  F. Kara, H. Yanikomeroglu  K. Rabie, and T. Y. Elganimi "Error Performance Analysis of UAV-Mounted RIS for NOMA Systems With Practical Constraints," in IEEE Communications Letters, vol. 28, no. 4, pp. 887-891, April 2024, doi: 10.1109/LCOMM.2024.3361378.

[27] F. Kara, H. Kaya, H. Yanikomeroglu, B. K. Ng and C. -T. Lam, "Bit-Interleaved Multiple Access: Improved Fairness, Reliability, and Latency for Massive IoT Networks," in IEEE Internet of Things Journal, vol. 10, no. 18, pp. 16006-16027, 15 Sept.15, 2023

[26] C. E. Kement, F. Kara, W. Jaafar, H. Yanikomeroglu, G. Senarath, N. D. Dao and P. Zhu, "Sustaining Dynamic Traffic in Dense Urban Areas with High Altitude Platform Stations (HAPS)," in IEEE Communications Magazine, vol. 61, no. 7, pp. 150-156, July 2023

[25] S. Beddiaf, K. Abdellatif, F. Khennoufa,  F. Kara, K. Rabie, X. Li, H. Kaya, A. Emir, and H. Yanikomeroglu, "Impact of Hardware Impairment on the Uplink SIMO Cooperative NOMA With Selection Relay Under Imperfect CSI," in IEEE Access, vol. 11, pp. 106706-106721, 2023

[24] F. Khennoufa, K. Abdellatif,  S. Beddiaf, F. Kara, K. Rabie, H. Kaya, A. Emir, S. Ikki and H. Yanikomeroglu,, "Wireless Powered Cooperative Communication Network for Dual-Hop Uplink NOMA With IQI and SIC Imperfections," in IEEE Access, vol. 11, pp. 76506-76523, 2023

[23] B. Safia, F. Khennoufa, K. Abdellatif,  F. Kara, H. Kaya, X. Li, K. Rabie and H. Yanikomeroglu“ A Unified Performance Analysis of Cooperative NOMA with Practical Constraints: Hardware Impairment, Imperfect SIC and CSI”, IEEE Access,vol. 10, pp. 132931-132948, 2022

[22] M. Hen, J. Du, Y. Zhang, Y. Chen, X. Li, K. Rabie and F. Kara  "Sub-Connected Structure for mmWave Massive Multi-User MIMO Relay Systems" IEEE Transactions on Green Communications and Networking (acceptance: 30 Nov. 2022)

[21] J. Du, X. Luo, X. Li, K. Rabie and F. Kara  "Blind Joint Channel Estimation and Symbol Detection for RIS-Empowered mmWave Communication Systems, IEEE Communications Letters (acceptance: 29 Sep. 2022)

[20] H. Semira, F. Kara, H. Kaya and H. Yanikomeroglu “Error Performance Analysis of Multi-user Detection in Uplink-NOMA with Adaptive M-QAM”, IEEE Wirel. Commun. Lett., vol. 11, no. 8, pp. 1654-1658, Aug. 2022.

[19] F. Kara, H. Kaya and H. Yanikomeroglu “Power-Time Channel Diversity (PTCD): A Novel Resource Efficient Diversity Technique for 6G an Beyond”,  IEEE Wirel. Commun. Lett., vol. 11, no. 7, pp. 1453-1457, Jul. 2022.

[18] F. Khennoufa, K. Abdellatif, and F. Kara,“ Bit error rate evaluation of relay-aided cooperative NOMA with energy harvesting under imperfect SIC and CSI” Physical communication, 52 (2022), 101630

[17] F. Khennoufa, K. Abdellatif, and F. Kara “Bit error rate and outage probability analysis  for multi-hop decode-and-forward relay-aided NOMA with imperfect SIC and imperfect CSI,” AEUE - International Journal of Electronics and Communications,  147 (2022), 154124

[16] G. Li, H. Liu, G. Huang, X. Li, B. Raj, and Ferdi Kara,“ Effective Capacity Analysis of Reconfigurable Intelligent Surfaces Aided NOMA network,” EURASIP Journal on Wireless Communications and Networking, 198 (2021)

[15] F. Kara, “Error performance of Cooperative Relaying Schemes empowered by SWIPT and NOMA” Physical Communication, 49, 101450, 2021

[14] F. Kara, H. Kaya and H. Yanikomeroglu “A Lightweight Machine Learning Assisted Power Optimization for Minimum Error in NOMA-CRS over Nakagami-m channels,” IEEE Trans. Veh. Technol. , vol. 70, no. 10, pp. 11067-11072, Oct. 2021.

[13] H. Semira, F. Kara, H. Kaya and H. Yanikomeroglu “Multi-user detection in uplink IoT NOMA networks: Removing the Error Floor”  IEEE Wirel. Commun. Lett., vol. 10, no. 11, pp. 1459-2463, Nov. 2021.

[12] A. Emir, F. Kara, H. Kaya and X. Li “Deep Learning-based Flexible Joint Channel Estimation and Signal Detection of Multi-User OFDM-NOMA,” Physical Communication, 48 (2021)

[11] A. Emir, F. Kara, H. Kaya and H. Yanikomeroglu “Deep Learning Empowered Semi-Blind Joint Detection in Cooperative NOMA” IEEE Access, vol. 9, pp. 61832-61852, 2021

[10] A. Emir, F. Kara, H. Kaya and H. Yanikomeroglu “DeepMuD: Multi-user Detection for Uplink Grant-Free NOMA IoT Networks via Deep Learning” IEEE Wirel. Commun. Lett., vol. 10, no. 5, pp. 1133-1137, May 2021.

[9] F. Kara “On the Outage Performance of SWIPT-NOMA-CRS with imperfect SIC and CSI,” Turk. J. Elec. Eng. & Comp. Sci., 29, (2021), 1139-1156

[8] F. Kara and H. Kaya, “Threshold-based Selective Cooperative NOMA: Capacity/Outage Analysis and A Joint Power Allocation-Threshold Selection Optimization,” IEEE Commun. Lett., vol. 24, no. 9, pp:1929-1933, Sep. 2020.

[7] F. Kara and H. Kaya, “Improved User Fairness in Decode-Forward Relaying Non-orthogonal Multiple Access Schemes with Imperfect SIC and CSI,” IEEE Access, vol. 8, pp:97540-97556, 2020.

[6] F. Kara and H. Kaya, “Error Probability Analysis of NOMA-Based Diamond Relaying Network,” IEEE Trans. Veh. Technol., vol. 69, no. 2, pp. 2280–2285, Feb. 2020.

[5] F. Kara and H. Kaya, “The error performance analysis of the decode-forward relay-aided-NOMA systems and a power allocation scheme for user fairness,” J. Fac. Eng. Archit. Gazi Univ., vol. 35, no. 1, pp. 97–108, 2020.

[4] F. Kara and H. Kaya, “Performance Analysis of SSK-NOMA,” IEEE Trans. Veh. Technol., vol. 68, no. 7, pp. 6231–6242, Jul. 2019.

[3] F. Kara and H. Kaya, “Threshold-Based Selective Cooperative-NOMA,” IEEE Commun. Lett., vol. 23, no. 7, pp. 1263–1266, Jul. 2019.

[2] F. Kara and H. Kaya, “On the Error Performance of Cooperative-NOMA with Statistical CSIT,” IEEE Commun. Lett., vol. 23, no. 1, pp. 128–131, 2019.

[1] F. Kara and H. Kaya, “BER performances of downlink and uplink NOMA in the presence of SIC errors over fading channels,” IET Commun., vol. 12, no. 15, pp. 1834–1844, Sep. 2018. (2020 Premium Award for Best Paper in IET Communications)

[8] I. Umakoglu, M. Namdar, A. Basgumus, F. Kara, H. Kaya and H. Yanikomeroglu “BER Performance Comparison of AF and DF Assisted Relay Selection Schemes in Cooperative NOMA Systems,” in IEEE International Black Sea Conference on Communications and Networking (BlackSeaCom), 2021 

[7] H. Semira and F. Kara, “Error Performance of Uplink SIMO-NOMA with Joint Maximum-Likelihood and Adaptive M-PSK,” in IEEE International Black Sea Conference on Communications and Networking (BlackSeaCom), 2021 (Best Early Researcher Paper Award)

[6] F. Kara and H. Kaya, “A True Power Allocation Constraint for Non-Orthogonal Multiple Access with M-QAM Signalling” in IEEE Workshop on Microwave Theory and Techniques in Wireless Communications, (MTTW'20)

[5] F. Kara and H. Kaya, “Improved Error Performance in NOMA-based Diamond Relaying," in IEEE Workshop on Microwave Theory and Techniques in Wireless Communications, (MTTW'20)

[4] F. Kara, Wireless Powered Cooperative Relaying Systems with Non-orthogonal Multiple Access,” in IEEE International Black Sea Conference on Communications and Networking (BlackSeaCom), 2020 

[3] F. Kara and H. Kaya, “Error Probability Analysis of Non-Orthogonal Multiple Access with Channel Estimation Errors,” in IEEE International Black Sea Conference on Communications and Networking (BlackSeaCom), 2020

[2] F. Kara and H. Kaya, “Spatial Multiple Access (SMA): Enhancing performances of MIMO-NOMA systems,” in 2019 42nd International Conference on Telecommunications and Signal Processing (TSP), 2019, pp. 466–471.

[1] F. Kara, H. Kaya, O. Erkaymaz, and E. Ozturk, “Prediction of the optimal threshold value in DF relay selection schemes based on artificial neural networks,” in 2016 International Symposium on INnovations in Intelligent SysTems and Applications (INISTA), 2016

[6] A. Emir, F. Kara, and H. Kaya, “Best Relay Selection And Power Optimization In Deep Learning Aided Multi-Relay System With Decode And Forward Cooperative Diversity,” (in Turkish), El-Cezeri Journal of Science and Engineering, 9 (1), 2022

[5] A. Emir, F. Kara, and H. Kaya, “CNN Aided Alternative Detector Design for Uplink and Downlink NOMA Communications Systems,” (in Turkish), Dokuz Eylul University Faculty of Engineering Journal of Science and Engineering, 24(70), 341-349, 2022

[4] A. Emir, F. Kara, and H. Kaya, “Machine Learning Assisted Signal Detection in Wireless Communications,” (in Turkish), Journal of Engineering Sciences and Design, 9 (2), 381-388, 2021

[3] M. Tunç, F. Kara and H. Kaya, “Indoor Positioning based on Dynamic Artificial Neural Networks,”(in Turkish), El-Cezeri Journal of Science and Engineering, vol. 7, no.2, 858-870, 2020

[2] F. Kara and H. Kaya, “Error Analysis of Cooperative-Non-Orthogonal Multiple Access (NOMA) over Nakagami-m Fading Channels,”(in Turkish), Karaelmas Sci. Eng. J., vol. 9, no. 1, pp. 130–141, 2019.

[1] F. Kara and H. Kaya, “Non- Orthogonal Multiple Access (NOMA): Solution to Massive Connectivity and High Spectral Efficiency for Future Radio Access (FRA) Networks,”(in Turkish),  Karaelmas Sci. Eng. J., vol. 9, no. 1, pp. 152–165, 2019.

[8] I. Umakoglu, M. Namdar, A. Basgumus, F. Kara and H. Kaya “Decode-and-Forward Assisted Relay Selection Approaches and BER Analysis in Cooperative NOMA Systems,” 29th Signal Processing and Communications Applications Conference (SIU), 2021. (accepted)

[7] F. Kara and H. Kaya, “Error Analysis of Decode-Forward Cooperative Relaying NOMA Schemes over Nakagami-m Fading Channels,” in 28th Signal Processing and Communications Applications Conference (SIU), 2020.

[6] A. Emir, F. Kara, and H. Kaya, “Pilot Interval Reduction by Deep Learning Based Detectors in Uplink NOMA,” in 28th Signal Processing and Communications Applications Conference (SIU), 2020.

[5] A. Emir, F. Kara, and H. Kaya, “Deep Learning-based Joint Symbol Detection for NOMA,” in 27th Signal Processing and Communications Applications Conference (SIU), 2019.

[4] E. Cakar, F. Kara, and H. Kaya, “Error Analysis of Threshold Based Three-hop Device to Device (D2D) Communication Systems,” in 2019 27th Signal Processing and Communications Applications Conference (SIU), 2019, 

[3] E. Çakar, A. Emir, F. Kara, and H. Kaya, “Maximization of Error Performance of Device-to-Device (D2D) Cooperative Communication Systems with Deep Learning AidedOptimum Threshold,” in International Congress on Human-Computer Interaction, Optimization and Robotic Applications Proceedings, 2019

[2] F. Kara and H. Kaya, “Derivation of the closed-form BER expressions for DL-NOMA over Nakagami-m fading channels,” in 2018 26th Signal Processing and Communications Applications Conference (SIU), 2018

[1] E. Sanli, F. Kara, and H. Kaya, “Effect of the error propagation on the error performance of cooperative communications with the best relay selection schemes,” in 2018 26th Signal Processing and Communications Applications Conference (SIU), 2018