在多ToF摄像机环境中减轻交流和直流干扰
IEEE transactions on pattern analysis and machine intelligence
|August 24, 2023
概括
随机曝光编码 (SEC) 有效地减轻了连续波飞行时间 (C-ToF) 摄像头中的多摄像头干扰. 这种新的方法可以提高深度准确度和信号质量,而不会改变现有的相机硬件.
科学领域:
- 计算机视觉 计算机视觉
- 光学工程是指光学工程.
- 机器人技术 机器人技术 机器人技术
背景情况:
- 多摄像头干扰 (MCI) 对连续波飞行时间 (C-ToF) 摄像头构成了重大挑战.
- 其他相机的干扰可能会导致大量的深度错误,影响3D成像的准确性.
研究的目的:
- 引入随机暴露编码 (SEC),一种用于缓解C-ToF系统中MCI的新方法.
- 为了证明SEC能够保持高信号噪声比 (SNR),同时减少深度误差.
主要方法:
- SEC将摄像头集成时间划分为槽,概率地激活摄像头以避免干扰.
- 该方法可以过干扰信号的交流和直流组件.
- 节能可以增加源峰值功率,提高环境光强度.
主要成果:
- SEC有效地减轻了MCI,显著提高了深度准确性.
- 这种方法使得3D成像没有和,即使在高光子流量条件下.
- SEC证明了对环境光的强度和与各种C-ToF摄像机的兼容性.
结论:
- 随机曝光编码 (SEC) 为C-ToF相机中的MCI提供了一种多功能且有效的解决方案.
- SEC提高了通过理论分析,模拟和实验验证的深度准确性,SNR和稳定性.
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