Alok Upadhyay (Preferred)
Alok Upadhyay
ML Lead, Amazon
- Joined March 2025
Names
Emails
****@gmail.com (Confirmed)
, ****@amazon.com (Confirmed)
, ****@alumni.bits-pilani.ac.in (Confirmed)
, ****@ieee.org (Confirmed)
Personal Links
Career & Education History
ML Lead
Amazon (amazon.com)
2014 – Present
MS student
Department of Computer Science & Information Systems, Birla Institute of Technology & Science - Pilani (bits-pilani.ac.in)
2009 – 2013
Advisors, Relations & Conflicts
Coauthor
J.K. Sahoo
2012 – 2013
Coauthor
Biju K Raveendran
2009 – 2013
Expertise
Multi-factor authenticaiton
Present
Biometric authentication
Present
Multi-signal fusion on devices
Present
Multi-modal Learning
Present
Computer Vision
Present
Speaker diariziation
Present
Bluetooth based presence detection
Present
Vision Language Models (VLMs)
Present
Security & Privacy
Present
Recommendation Systems
Present
Retrieval & Ranking
Present
Implicit and explicit ground-truthing methods for person recognition
Present
Graph Neural Networks (GNNs)
Present
Convolutional Neural Networks (CNNs)
Present
Long Short Term Memory (LSTM) / Bi-LSTM
Present