ETRA2024
Contrastive self-attention for pupil segmentation
A neural-network approach for finding the pupil accurately in eye images used by gaze-tracking systems.
View paper ↗Evidence library
Explore the work by format.
Publications
Selected peer-reviewed work and thesisResearch foundations
ICPR2021
Detection and matching of corneal reflections
Deep-learning methods for detecting small light reflections in eye images and matching them to the correct sources.
View paper ↗MASc thesis2020
An Eye Tracking System for a Virtual Reality Headset
A complete VR eye-tracking pipeline spanning cameras, illumination, image processing, geometry, calibration, and gaze estimation.
View thesis ↗IJERT2014
Exudate segmentation for diabetic retinopathy
Image-processing methods for isolating retinal exudates that may support diabetic-retinopathy screening.
View paper ↗IEEE INDICON2015
Low-cost calibration-free pulse oximeter
A device and signal-processing approach for measuring oxygen saturation without per-device calibration.
View paper ↗ICCC2015
Non-invasive hemoglobin monitoring
Early medical-device research on estimating hemoglobin without drawing a conventional blood sample.
View paper ↗I2CT2018
Signal processing for calibration-free pulse oximetry
An evaluation of how different signal-processing choices affect a calibration-free pulse-oximeter pipeline.
View paper ↗Patents
Public records and submitted workSelected invention families
Gaze estimationGranted
Methods and Devices for Gaze Estimation
Fuse face information with the most visually useful eye so gaze estimation can run on ordinary RGB-camera devices.
US12175014B2 ↗Eye trackingPublished
Gaze Tracking Using One Corneal Reflection
Estimate 3D gaze with a single visible reflection, pupil position, and head pose instead of requiring several reflections.
WO2024059927A1 ↗CalibrationPublished
Gaze Tracking and Gaze Tracking Calibration
Learn person-specific eye geometry during calibration, then simplify the hardware required during everyday tracking.
WO2025113309A1 ↗HCIPublished
Methods and Systems for Gaze-Assisted Interaction
Use fast eye movement to identify a screen region and a physical pointer to make the final precise selection.
US20240211034A1 ↗Healthcare MLPublished
Predicting Blood Characteristics Using Digital Biomarkers
Model relationships between wearable signals and blood characteristics relevant to cardiorenal metabolic conditions.
WO2025106664A1 ↗Medical visionPublished
Quality Control of Biological Sample Cards
Analyze a phone photo or scan to decide whether an at-home biological sample is likely suitable for laboratory testing.
WO2023091455A1 ↗Agent interactionSubmitted
Semantic region selection for agent-based image editing
Multimodal interaction for identifying and selecting meaningful regions during AI-assisted image editing.
Filing not publicGenerative UISubmitted
Cross-media virtual-keyboard themes
Methods for carrying visual concepts across media when configuring a virtual-keyboard theme.
Filing not publicMultimodal HCISubmitted
Gaze-assisted pen cursor positioning
A combined gaze-and-pen interaction method for moving quickly and then positioning a cursor precisely.
Filing not publicEye trackingSubmitted
Multi-camera corneal-reflection gaze system
A multi-camera approach to using corneal reflections for robust gaze estimation.
Filing not publicPlain-language guide
Explore the inventions →What do these vision and healthcare patents actually do?
A visual explanation of six public families—from mobile gaze tracking and gaze-assisted interaction to wearable biomarkers and at-home sample quality.