Method and System for Implementing Three-Dimensional Facial Modeling and Visual Speech Synthesis

Patent №

US 11,145,100

Granted

2021-10-12

Filed 2019

Owner

THE REGENTS OF THE UNIVERSITY OF COLORADO, A BODY CORPORATE

Lab

AI components

4

nlp · vision · speech · hardware

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

16477591

Novel tools and techniques are provided for implementing three-dimensional facial modeling and visual speech synthesis. In various embodiments, a computing system might determine an orientation, size, and location of a face in a received input image; retrieve a three-dimensional model template comprising a face and head; project the input image onto the model template to generate a three-dimensional model; define, on the model, a polygon mesh in a region of facial feature corresponding to feature in the input image; adjust parameters on the model; and display the model. The computing system might parse a text string into allophonic units; encode each allophonic unit into a point(s) in linguistic space corresponding to mouth movements; retrieve, from a codebook, indexed images/morphs corresponding to encoded points in the linguistic space; render the indexed images/morphs into an animation of the three-dimensional model; synchronize, for output, the animation with audio representations of the text string.

Natural languageVisionSpeechAI hardwareG06T 13/40G06T 13/205G06T 15/04G06T 15/205G06T 17/10G06T 17/20G06V 40/171G10L 13/00+2 more

AI classification

Vision1.00
Speech1.00
Natural language1.00
AI hardware0.92
Machine learning0.02
Knowledge representation0.01
Evolutionary computation0.00
Planning0.00

Ownership

THE REGENTS OF THE UNIVERSITY OF COLORADO, A BODY CORPORATE

assignment · 497710923

Assignors

VAN VUUREN, SAREL, NGAMPATIPATPONG, NATTAWUT, BOWEN, ROBERT N.

On an employer assignment, the assignors are typically the inventors.

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