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Head-related transfer function (HRTF) personalization based on captured images of user

机译:基于用户捕获的图像的头部相关传递函数(HRTF)个性化

摘要

A virtual reality (VR) system simulates sounds that a user of the VR system perceives to have originated from sources at desired virtual locations of the VR system. The simulated sounds are generated based on personalized head-related transfer functions (HRTF) of the user that are constructed by applying machine-learned models to a set of anatomical features identified for the user. The set of anatomical features may be identified from images of the user captured by a camera. In one instance, the HRTF is represented as a reduced set of parameters that allow the machine-learned models to capture the variability in HRTF across individual users while being trained in a computationally-efficient manner.
机译:虚拟现实(VR)系统模拟VR系统的用户认为来自于VR系统的期望虚拟位置处的源的声音。模拟声音是基于用户的个性化头部相关传递函数(HRTF)生成的,该函数是通过将机器学习的模型应用于为用户识别的一组解剖特征而构建的。可以从由照相机捕获的用户图像中识别出一组解剖特征。在一个实例中,HRTF被表示为一组简化的参数,这些参数允许机器学习的模型捕获跨各个用户的HRTF的可变性,同时以计算有效的方式对其进行训练。

著录项

  • 公开/公告号US10341803B1

    专利类型

  • 公开/公告日2019-07-02

    原文格式PDF

  • 申请/专利权人 FACEBOOK TECHNOLOGIES LLC;

    申请/专利号US201816022051

  • 发明设计人 RAVISH MEHRA;

    申请日2018-06-28

  • 分类号H04S7;G06K9;H04R5/033;

  • 国家 US

  • 入库时间 2022-08-21 12:14:08

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