There is no supported face tracking methods within the Omnicept SDK. HP Labs has released the technical whitepaper on progress that was made prior to Omnicept changes.
Please review the technical whitepaper.
Jishang Wei, Shibo Zhang, Xiaoyu Ji, Prahalathan Sundaramoorthy, Norman Kelley, Bianca Rawlings, Malia Yraguen, Yvonne Huang, Erika Siegel, Rafael 'Tico' Ballagas, Justin Yang, Qian Lin, Fengqing Zhu, Jan P Allebach, “HP Omnicept Face Tracking in VR”, Technical Report, HP Labs, Palo Alto, CA. 2022
Please also refer to our other papers on this topic
Xiaoyu Ji, Justin Yang, Jishang Wei, Yvonne Huang, Shibo Zhang, Qian Lin, Jan P Allebach, Fengqing Zhu, “Classifier Guided Domain Adaptation for VR Facial Expression Tracking”, 2023 IEEE International Conference on Multimedia and Expo Workshops (ICMEW).
Justin Yang, Xiaoyu Ji, Jishang Wei, Yvonne Huang, Shibo Zhang, Qian Lin, Jan P Allebach, Fengqing Zhu, “VR Facial Expression Tracking Using Locally Linear Embedding”, 2023 IEEE International Conference on Multimedia and Expo Workshops (ICMEW).
Xiaoyu Ji, Justin Yang, Jishang Wei, Yvonne Huang, Qian Lin, Jan P Allebach, Fengqing Zhu, “VR facial expression tracking via action unit intensity regression model”, Electronic Imaging 2022.