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tesis de maestría
Publicado 2025
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The search for automating agricultural tasks realization with the objective of increasing productivity and improving the exploit of resources using a ground mobile robot, arises the motivation to propose in the present thesis work, a visual servoing control strategy for the robot’s movement control over ridges in strawberry crop fields. In other words, the controller only uses a camera’s captured images for the robot’s path following. This robot has a four-wheel drive fourwheel steering (4WD4WS) structure on which the camera is mounted. For trajectory recognition, a U-Net convolutional neural network previously trained is used to perform semantic segmentation on captured images. From segmented images a point-extraction algorithm is applied in order to get the reference positions (set points) for the proposed controller. With this methodology, trajectory localization is feasible in ...