PX4 Simulation Results of a Quadcopter with a Disturbance-Observer-Based and PSO-Optimized Sliding Mode Surface Controller
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Figure 4 from Build Your Own Visual-Inertial Drone: A Cost-Effective and Open-Source Autonomous Drone | Semantic Scholar
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Figure 2 from Vision-based object path following on a quadcopter for GPS-denied environments | Semantic Scholar
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