Apaar Sadhwani
Apaar Sadhwani

Apaar Sadhwani

DEEP LEARNING • ML SYSTEMS • PROBABILISTIC MODELING

Building AI systems from research to real-world deployment.

Selected Impact

2AI startups

Foundational research for Infima.io & WhiteRabbit.ai

1,100+citations

Across ML, healthcare, finance, and applied modeling

8,000+devices

ML models deployed in Amazon robots across US

Education

PhD, Stanford University
Deep Learning • Probabilistic Modeling Reinforcement Learning • Computer Vision
MS, Stanford University
Optimization • ML • Statistics
BTech, IIT Delhi
Best Thesis Award • Operations Research

About

I am a researcher and engineer working at the intersection of deep learning, probabilistic modeling, and ML systems. I also served as an Adjunct Lecturer at Stanford University. My work combines modern AI with optimization, stochastic modeling, and statistics to solve real-world problems across robotics, healthcare, finance, and operations. My research at Stanford formed the technical foundations of two AI startups, Infima.io and WhiteRabbit.ai. I spent five years at Google Brain developing deep learning systems and research, and now lead ML research for robotics at Amazon Lab126.

Research featured in: HPCwire · SiliconANGLE · AWS · PCMag · Stanford GSB · CNBC · MIT Tech Review

Teaching & Mentorship

Adjunct Lecturer and graduate research mentor at Stanford University.

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Adjunct Lecturer at Stanford

Principal Instructor for MS&E 245B (Advanced Investment Science) in Spring 2023 · 2024 · 2025

Revamped curriculum and served as Principal Instructor for 3 years, teaching graduate students across Stanford and industry professionals remotely via SCPD.

Mentorship

Mentoring PhD students and industry researchers across ML and applied mathematics.

PhD & graduate research mentorship (Stanford, Georgia Tech)
Industry research interns and engineers at Amazon and Google

Earlier Teaching at Stanford

Co-taught CS 184 with Prof. Jeff Ullman (2020–2021)
Course Assistant: CS 229 (Machine Learning), CS 221 (AI), MS&E 221 (Stochastic Modeling), MS&E 211 (Optimization), and others

Selected Research

Recent research and earlier work with lasting real-world impact.

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Recent Research

Multimodal learning · 3D vision · robotics · sequence modeling

MoCHA

2026+
Motion–Text Alignment & Retrieval·Preprint

Improves motion–language alignment using LLM-based text canonicalization to reduce noisy caption supervision before contrastive learning, delivering stronger cross-dataset transfer and state-of-the-art motion–text retrieval.

AugLift

2025+
3D Human Pose Estimation·Preprint

Uses monocular depth cues from foundation models to improve 2D-to-3D human pose estimation without additional sensors, improving cross-dataset generalization across multiple pose architectures and benchmarks.

Don't Park There!

2026+
Preference Learning for Home Robots·ACM/IEEE HRI

Learns socially appropriate robot parking locations from human preferences, aligning a robot’s objective with how people actually want it to behave in the home. Evaluated using preferences from people who lived with a social robot.

Set-Sequence

2025+
Set–Sequence Modeling for Time Series·ICLR Financial AI Workshop

Combines permutation-invariant set representations with modern sequence models to learn temporal and cross-sectional structure across collections of time series, with applications to mortgage-risk prediction and portfolio optimization.

Research with Real-World Impact

Foundational research behind two AI startups

Deep Learning for Mortgage Risk

2021+
Large-Scale Mortgage Risk Modeling·Journal of Financial Econometrics

Applied deep learning at massive scale to model nonlinear mortgage dynamics across 120M+ U.S. loans. The research helped form the technical foundation of Infima, later acquired by AD&Co.

Automatic Grading of Diabetic Retinopathy

2016+
Two-stage Deep Learning model for Retinal Images·Stanford · NVIDIA GTC · AWS re:Invent

Developed deep-learning computer vision models for automated grading of diabetic retinopathy from high-resolution retinal images. The research helped form the technical foundation of WhiteRabbit.ai.