CV

Education

B.S. in Electronics and Communications Engineering, Anna University, Chennai, India, 2013
Post Graduate Diploma in Business Administration, Symbiosis Institute, Pune, 2016
M.S. in Electrical Engineering and Information Technology, ETH Zurich, Switzerland, 2018
Ph.D in Computer Graphics, ETH Zurich, Switzerland, 2023

Work experience

Nov 2024 - Present: Research Scientist, Machine Learning
- Google AR/VR
June 2022 - Nov 2024: Associate Research Scientist
- Digital Humans Group, Disney Research|Studios
March 2017 - Feb 2018: Research Intern
- Digital Humans Group, Disney Research|Studios
- Topic: Geometry Processing
- Supervisor(s): Dr. Thabo Beeler, Dr. Derek Bradley
July 2013 - August 2016: Senior Associate Engineer
- Caterpillar Inc.
- Role: Embedded Electronics Engineer
Summer 2012: Summer Research Internship at IIT Madras’s Visualization and Perception Lab
- Indian Institute of Technology Madras
- Topic: Content Based Video Retrieval
- Supervisor(s): Prof. Dr. Sukhendu Das

Skills

Programming Languages
- C, C++, Python, MATLAB, basic CUDA, basic Java
Deep learning frameworks
- pytorch, pytorch3D, basic tensorflow
Development tools
- Visual Studio, QT
Operating Systems
- linux, Windows, mac, and RTOS
Languages Known
- English (C1), French (A2), German (B1), Tamil (Mother Tongue), Hindi and Sanskrit

Publications

Spline-based Transformers

Learning a Generalized Physical Face Model From Data

Infinite 3D Landmarks: Improving Continuous 2D Facial Landmark Detection

Artist-Friendly Relightable and Animatable Neural Heads

Anatomically Constrained Implicit Face Models

Fast Dynamic Facial Wrinkles

Stylize My Wrinkles: Bridging the Gap from Simulation to Reality

An Implicit Physical Face Model Driven by Expression and Style”

A Perceptual Shape Loss for Monocular 3D Face Reconstruction

ReNeRF: Relightable Neural Radiance Fields with Nearfield Lighting

Graph-Based Synthesis for Skin Micro Wrinkles

Continuous Landmark Detection With 3D Queries

Production-Ready Face Re-Aging for Visual Effects

Learning Dynamic 3D Geometry and Texture for Video Face Swapping

Facial Animation with Disentangled Identity and Motion using Transformers

MoRF: Morphable Radiance Fields for Multiview Neural Head Modeling

Facial Hair Tracking for High Fidelity Performance Capture

Local Anatomically – Constrained Facial Performance Retargeting

Improved Lighting Models for Facial Appearance Capture

Shape Transformers: Topology-Independent 3D Shape Models Using Transformers

Rendering with Style: Combining Traditional and Neural Approaches for High-Quality Face Rendering

Adaptive Convolutions for Structure-Aware Style Transfer

Semantic Deep Face Models

Attention-Driven Cropping for Very High Resolution Facial Landmark Detection

Road tracking using particle filters for Advanced Driver Assistance Systems

Segmentation and grading of diabetic retinopathic exudates using error-boost feature selection method

Patents

TECHNIQUES FOR RE-AGING FACES IN IMAGES AND VIDEO FRAMES

TECHNIQUES FOR RE-AGING FACES IN IMAGES AND VIDEO FRAMES

TECHNIQUES FOR ENHANCING SKIN RENDERS USING NEURAL NETWORK PROJECTION FOR RENDERING COMPLETION

Adaptive convolutions in neural networks

Semantic deep face models

Appearance synthesis of digital faces

Pose estimation and body tracking using an artificial neural network