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Education
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2022 Master of Applied Science in Electrical Engineering
University of British Columbia, Vancouver, Canada - Thesis Work (In progress).
- Built a novel controlled video diffusion model to generate synthetic ultrasound videos of the heart
- Achieved state-of-the-art ejection fraction estimation performance using synthetic data.
- Thesis Work (In progress).
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2017 Bachelor of Applied Science in Eelectrical Engineering
University of British Columbia, Vancouver, Canada
Experience
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2020-2022 Machine Learning Engineer
Scenebox (Acquired by Applied Intuition) - Created a similarity search microservice capable of producing a list of 100 similar in 30 milliseconds.
- Enhanced similarity search microservices, resulting capacity increase to 100,000 files.
- Transitioned a large-scale Elasticsearch service to PostgreSQL, yielding a 5x increase in asset handling and a 25% boost in processing speed.
- Reduced AWS-managed services costs by 30% through system optimization and monitoring usage.
Research Experience
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2022 - 2024 Graduate Student Researcher
University of British Columbia, Vancouver, Canada - Built a novel controlled video diffusion model to generate synthetic ultrasound videos of the heart conditioned on the patient’s other acquired views.
- Achieved state-of-the-art ejection fraction estimation performance using synthetic data.
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2019 Undergraduate Researcher
University of British Columbia, Vancouver, Canada - Launched an Android mobile application for real-time heart ultrasound image analysis, achieving a 30% increase in processing speed and user experience.
- Integrated the application with third-party tools, enhancing data visualization and patient engagement.
Open Source Projects
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Jan - Apr 2023 Multi-Tasking Transformer
- Engineered a ViT model for cardiac cycle classification improving prediction accuracy by 5%.
- Achieved a 5% increase R2 score in EF prediction accuracy compared to baseline.
- Achieved maximum accuracy of 85% in classifying the frame label using the classification head.
- Explored the addition of extra task-specific class tokens to improve the accuracy of the tasks concurrently.
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Sep - Dec 2022 Representation Learning Using GANs
- Collaborated in developing a generative adversarial network (GAN) as a video-to-image encoder to improve the accuracy of ejection fraction estimation of heart Echocardiograms.
- Implemented a pix2pix-based GAN network to generate synthetic images from ultrasound videos of the heart that capture the shape of the left ventricle accurately.
- Achieved better representation learning measured by the performance of the downstream tasks.
- Achieved higher convergence speed by up to 30% along with higher accuracy in ejection fraction as measured by metrics such as MAE and F1 score
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Sep - Dec 2022 Estimating EF Using GNNs and Contrastive Learning
- Implemented a contrastive loss function in a(EchoGNN) to improve ejection fraction prediction accuracy in estimating heart’s EF.
- Conducted extensive ablation experiments to compare the performance of the model with and without the contrastive loss.
- Achieved a notable increase in ejection fraction prediction accuracy compared to baseline, as measured by metrics such as F1 score and Mean Absolute Error (MAE).
Honors and Awards
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2024 - Graduate Support Initiative (GSI)
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2023 - The Canada Graduate Scholarship (CGS-M)
- Neekoo Grant Award
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2019 - Undergratuate Research Student Award (NSERC URSA)
- IPex Innovation Scholarship
Miscellaneous
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Academic Services
- Reviewer for NeurIPS AFM workshop
- Reviewer for IEEE Transactions on Medical Imaging (TMI)