Original ResearchPublished 10 September 2026Explainable and cyber-resilient vision transformers for joint steering and collision-avoidance perception in autonomous drone navigation: a multi-task Grad-CAM frameworkChinyere Grace Kennedy · Mukiibi Moses · Simeon Okechukwu AjakweFrontiers in Future Transportationdoi 10.3389/ffutr.2026.1923890