3D face pose alignment algorithm and device based on artificial intelligence

A face pose and artificial intelligence technology, applied in 3D modeling, computing, image data processing, etc., can solve problems such as slow generation speed and poor quality of 3D models, and achieve the effect of improving computing speed and image quality

Active Publication Date: 2019-02-19
盎维云(深圳)计算有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The technical problem to be solved by the present invention is to overcome the defects of poor quality and slow generation speed of the 3D model generated by 3D reconstruction in the prior art, and provide a method that can pave the way for obtaining a clearer 3D model and improve the quality of 3D reconstruction. 3D Face Pose Alignment Algorithm and Device Based on Artificial Intelligence for Calculation Speed ​​and Image Quality

Method used

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  • 3D face pose alignment algorithm and device based on artificial intelligence
  • 3D face pose alignment algorithm and device based on artificial intelligence

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0058] This embodiment provides an artificial intelligence-based 3D face pose alignment device. The 3D facial posture alignment device includes a 3D shooting device, an adjustment module, a recognition module, an acquisition module, a setting module and a circulation module.

[0059] The 3D shooting device is used to acquire several frames of 3D images of a shooting target.

[0060] In this embodiment, the 3D camera device is a mobile phone with a 3D camera, and the 3D camera device may also be a 3D SLR camera or a laser radar.

[0061] The 3D images of the several frames are acquired by 3D camera, the mobile phone shoots 3D video streams, and the image of each frame is the 3D image.

[0062] The adjustment module is used to adjust the spatial position of each frame of 3D images using artificial intelligence algorithms so that the 3D images of each frame are at the target position, and in the 3D images at the target position, any adjacent two frames of 3D images include A mu...

Embodiment 2

[0084] This embodiment is basically the same as Embodiment 1, the only difference is:

[0085] The 3D face posture alignment device includes a selection module, a setting module and a circulation module,

[0086] The selection module is used to select a target 3D image;

[0087] The identification module is used to identify the feature points of the target 3D image and adjacent frame images of the target 3D image;

[0088] The adjustment module is used to adjust the spatial position of adjacent frame images of the target 3D image to the spatial position where the target 3D image is located by aligning corresponding feature points using an artificial intelligence algorithm, and the spatial position where the target 3D image is located is the target position;

[0089] The identification module is also used to identify the feature points of the processed image, the processed image is an adjacent frame image of the 3D image adjusted to the target position;

[0090] The loop modu...

Embodiment 3

[0106] This embodiment is basically the same as Embodiment 1, the only difference is:

[0107] The 3D image is acquired by a mobile terminal with a 3D camera, and the mobile terminal includes a motion sensor, an acquisition module and a calculation module.

[0108] The motion sensor is used to obtain the motion trajectory of the mobile terminal;

[0109] For a target 3D image, the acquiring module is configured to acquire the position of the target 3D image and the next frame of the 3D image of the target 3D image on the motion track and the shooting direction of the 3D camera;

[0110] The calculation module is used to obtain the position of the target 3D image and the corresponding feature point on the next frame of the 3D image of the target 3D image according to the position on the motion track and the shooting direction of the 3D camera;

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Abstract

The invention discloses a 3D face posture alignment algorithm and device based on artificial intelligence. The 3D face posture alignment algorithm is realized by a 3D face posture alignment device; the 3D face posture alignment device comprises a 3D photographing device; the 3D face posture alignment algorithm comprises the following steps of: acquiring 3D images of a plurality of frames of a photographing object; adjusting the spatial position of each frame of 3D images so that the 3D images of each frame are at a target position, wherein in the 3D images at the target position, any two adjacent frames of 3D images include an overlapping alignment region corresponding to each other. The 3D face posture alignment algorithm and device based on artificial intelligence of the invention can pave the way for obtaining a clearer 3D model and improve the calculation speed and picture quality of 3D reconstruction.

Description

technical field [0001] The invention relates to an artificial intelligence-based 3D human face posture alignment algorithm and device. Background technique [0002] Three-dimensional reconstruction refers to the establishment of a mathematical model suitable for computer representation and processing of three-dimensional objects. It is the basis for processing, operating and analyzing its properties in a computer environment, and it is also a key technology for establishing a virtual reality that expresses the objective world in a computer. [0003] 3D reconstruction of objects is a common scientific problem and core technology in the fields of computer-aided geometric design, computer graphics, computer animation, computer vision, medical image processing, scientific computing and virtual reality, and digital media creation. There are two main methods for generating 3D representations of objects in a computer. One is to use geometric modeling software to generate a 3D geom...

Claims

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Application Information

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IPC IPC(8): G06T17/00
CPCG06T17/00G06T2207/30201
Inventor 吴跃华
Owner 盎维云(深圳)计算有限公司
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