Yicun Liu
Research Engineer at Google DeepMind
Mountain View, California, United States
Summary
👤
Senior🎓
Top SchoolYicun Liu is a research engineer with eight years of experience applying machine learning to large-scale products, currently improving Gemini's web understanding and ads applications at Google DeepMind. He has a strong record shipping production gains in ranking, safety, and embedding efficiency from roles at Twitter/Cortex and DeepMind Applied Unit, combining research rigor with pragmatic engineering. His work spans SFT/RL with retrieval feedback, multi-objective RL for balancing quality and revenue, and low-data language and conversation agents. Earlier research in 3D vision and vision-language at SenseTime and Columbia underpins his fluency across perception and language stacks. Based in Mountain View, he pairs academic training from Columbia and CUHK with hands-on systems experience that drives measurable product impact.
8 years of coding experience
4 years of employment as a software developer
Master of Science, Computer Science, Master of Science, Computer Science at Columbia University in the City of New YorkBachelor, Information Engineering, First Class Honor | ELITE Stream, Bachelor, Information Engineering, First Class Honor | ELITE Stream at 香港中文大学
Github Skills (27)
genetic-algorithm10
linear-regression9
bare9
regression9
deep-reinforcement-learning9
data-mining8
machine-learning-models8
accessibility7
machine-learning7
matching7
deep-learning7
loss7
python7
ssim6
spring-boot6
Programming languages (3)
Github contributions (5)
DandilionLau/Game-MulappyBird
Jan 2018 - Oct 2019
Contributions:3 commits, 8 pushes, 1 branch in 1 year 9 months
DandilionLau/Visually-Imbalanced-Stereo
Mar 2020 - Jun 2022
Code repo for 'Visually Imbalanced Stereo Matching' (CVPR 2020).
Contributions:3 commits, 1 PR, 1 push in 2 years 3 months
pytorchstereomatchingcvpr-2020computer-vision
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