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Patent

Composite function generating method

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TLDR
In this article, the authors proposed to generate a function which secures continuity for an input that varies discontinuously and dynamically at random by using a multidimensional normal distribution function as the generating function and performing composition by the linear combination of the generating functions.
Abstract
PURPOSE:To generate a function which secures continuity for an input that varies discontinuously and dynamically at random by using a multidimensional normal distribution function as the generating function and performing composition by the linear combination of the generating function. CONSTITUTION:Detected distances of sensors 21-2n are converted into relative position coordinates by a coordinate conversion part 30. A control deviation generating part 31 generates the position error between the target position and current position of a robot and the rotational error. An image conversion part 32 converts the input position coordinates and position deviation into a three-dimensional image of the normal distribution by using a basic function and an image arithmetic part 33 adds respective three-dimensional images after image conversion to generate a potential surface in a virtual space. A conversion part 34 computes an attitude controlled variable from the potential value between calculated virtual spaces. A virtual suctional force generation part 35 generates an induction acceleration force and a virtual turning force generation part 36 generates a turning force to a target rotational angle.

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Method for mapping the surroundings of a vehicle

TL;DR: In this paper, a method for mapping the surroundings of a vehicle is described, and a travel path to be traveled by the vehicle is determined in a subsequent step, and the degree of overlap between the object and the travel path and also the collision probability are finally determined, taking the position fuzziness into account.
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Obstacle avoidance supporting device, obstacle avoidance supporting method and mobile body

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