Pradyumna Chari

Title: Pradyumna Chari: Innovator in Synthetic Video Generation

Introduction

Pradyumna Chari is an accomplished inventor based in Los Angeles, CA. He has made significant contributions to the field of synthetic video generation, particularly through his innovative patent. His work focuses on the intersection of technology and physiology, showcasing the potential of synthetic media.

Latest Patents

Pradyumna Chari holds a patent titled "Synthetic generation of face videos with plethysmograph physiology." This patent describes systems and methods for the synthetic generation of face videos. An embodiment of the invention includes receiving an input image and encoding it into a UV albedo map, a 3D mesh, an illumination model, and a camera model. The process involves decomposing the UV albedo map into a UV physiological map and varying it according to a target Remote Photoplethysmography (rPPG) signal. The invention generates a plurality of modified PPG UV maps and combines them with the illumination and camera models to render final frames with randomized motion. Ultimately, it generates a synthetic rPPG video using these final frames.

Career Highlights

Pradyumna Chari is affiliated with the University of California, where he continues to push the boundaries of innovation in synthetic media. His work has garnered attention for its unique approach to integrating physiological data into video generation.

Collaborations

Pradyumna collaborates with notable colleagues, including Laleh Jalilian and Yunhao Ba. Their combined expertise contributes to the advancement of research in this innovative field.

Conclusion

Pradyumna Chari's contributions to synthetic video generation highlight the potential of technology to create realistic media through innovative methods. His work not only advances the field but also opens new avenues for research and application.