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Method for Corrected Depth Measurement with a Time-Of-Flight Camera Using Amplitude-Modulated Continuous Light

机译:使用调幅连续光的飞行时间相机校正深度测量的方法

摘要

The invention relates to a method for corrected depth measurement with a time-of- flight camera (1) using amplitude-modulated continuous light. In order to enable an accurate and efficient depth measurement with a time-of-flight camera, the invention provides that the method comprises, for each of a plurality of pixels (3) of a sensor array (2) of the camera (1): acquiring (510) with the camera (1) a raw depth value rm for the pixel (3); and automatically calculating (520) a ground truth value rt according to: rt = g(rm- cm) + ct, wherein cn is a pixel-dependent first offset, g is a pixel-independent first function and ct is a pixel-independent second offset.
机译:本发明涉及一种利用飞行时间相机(1)使用振幅调制的连续光来校正深度测量的方法。为了能够利用飞行时间相机进行精确和有效的深度测量,本发明提出,该方法包括针对相机(1)的传感器阵列(2)的多个像素(3)中的每个像素(3)。 :利用摄像机(1)获取(510)像素(3)的原始深度值rm;并根据以下公式自动计算(520)地面真实值rt:rt = g(rm- cm)+ ct,其中cn是像素相关的第一偏移量,g是像素独立的第一函数,ct是像素独立的第二偏移量。

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