O-RANΒΆ SMO/RIC QoE Prediction Using AI/ML Framework in Distributed ORAN Architecture UAV Path Prediction Using AI/ML Framework in Distributed ORAN Architecture xFAPI Challenges in L1-L2 Interoperability within O-RAN Understanding xFAPI: Bridging L1 and L2 Layers of O-RAN Open RAN (O-RAN) Interoperability with xFAPI