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Underwater Robots - Gianluca Antonelli.pdf

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7.8 Output Feedback Control 179<br />

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Fig. 7.17. Output feedback control; second case study. Comparison between the<br />

control laws (7.43),(7.44) and (7.63): norm of the tracking (solid) and estimation<br />

(dashed) errors. Top: vehicle position error; Middle: vehicle orientation error (vector<br />

part of the quaternion); Bottom: joint position errors

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