News
- May 2024: "COPAL: Continual Pruning in Large Language Generative Models" is accepted to ICML 2024.
- Oct 2023: 2 Papers are accpeted to WACV 2024.
- Feb 2023: 3 Papers (1 paper as Highlight) are accpeted to CVPR 2023 - CVPR Oral for 4 years in a row.
- Oct 2022: I Joined Samsung SSI as a AI/ML Software Engineer.
- Aug 2022: "DRAMA: Joint Risk Localization and Captioning in Driving" is accepted to WACV 2023.
- In 2022: Papers were accpeted to CVPR oral, CVPR, ICRA, IROS, ITSC, T-CST, RA-L.
- In 2021: Co-organized the workshop on "Multi-Agent Interaction and Relational Reasoning" in conjunction with ICCV 2021.
- In 2021: Papers were accpeted to CVPR oral, ICCV, ICRA, and RA-L.
- In 2020: Papers were accpeted to CVPR oral, IROS, CoRL, ACC, and NeurIPS.
- In 2019: Papers were accpeted to ICCV, CVPRW, ICRA, and ICLR.
- In 2018: I Joined HRI as a Scientist.
About
- Work: Samsung Semiconductor Inc.
- City: San Jose, CA
- Title: Senior Staff AI/ML Software Engineer
- Email: chihochoi AT outlook DOT com
- Website: chihochoi.github.io
- LinkedIn: www.linkedin.com/in/chihochoi
- Google Scholar: scholar.google.com/citations?user=iSFDVj4AAAAJ
With a solid track record in computer vision and machine learning, I specialize in the development and deployment of cutting-edge algorithms across various domains (natural language processing, autonomous systems, human-robot cooperation, multi-agent interaction, cyber-physical systems, etc.). My current professional focus is set on developing large language and visual models and optimizing the scalability of their training and inference, targeting high performance with reduced computational costs.
- Computer Vision
- Machine Learning
- Generative Modeling
- Multi-modal Deep Learning
Facts
Citations
Papers
Patents
Collaborators
Resume
Click here to download my full curriculum vitae.
Work Experience
Senior Staff AI/ML Software Engineer
Oct 2022 - Present
Samsung Semiconductor US, San Jose, CA
- Tech Lead, directing the strategy of ML research and development projects in the Applied ML team
- Guiding a team of engineers in the development of LLMs and related AI systems from conception through deployment
- Designing and developing efficient computing algorithms for the expedited training and inference of generative AI models (large language and visual models)
- Deployed Transformer-based ML models on heterogeneous computing planforms while optimizing computation latency and memory footprints
Senior Scientist
Jul 2021 - Oct 2022
Honda Research Institute USA, San Jose, CA
- Project Lead / Investigator, led vision-based behavior understanding and prediction research of HRI
- Managed a team of researchers as a project leader
- Directed and led collaborative research with academic institutions as a project investigator, developing novel ML solutions for various autonomous system challenges
- Deployed in-house behavior prediction technologies on the fully autonomous car and demonstrated for planning and vehicle control
Scientist
Feb 2018 - Jun 2021
- Proposed deep generative model-based algorithms and demonstrated its efficacy using multiple sensor modalities for autonomous driving
- Worked on understanding, reasoning, and prediction of human states and behaviors in multi-agent interacting environments
Intern
May 2017 - Aug 2017
HERE Technologies, Chicago, IL
- Worked on traffic scene understanding (detection and recognition) for automated driving
- Devised a solution for machine learning systems to effectively learn from imbalanced data, promoting model accuracy and generalizability
Education
Ph.D., Electrical & Computer Engineering
Jan 2018
Purdue University, West Lafayette, IN
Specialization: deep learning, 3D vision, recognition, tracking
M.S., Electrical Engineering
May 2013
University of Southern California, Los Angeles, CA
Specialization: 3D shape analysis (matching and registration)
B.S., Electronics & Computer Engineering
Feb 2011
Hanyang University, Seoul, Korea
Minor: Mechanical Engineering
Publications
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2013
* co-first author
Academic Services
Organizing Committee
- Co-organizer, Workshop on Multi-Agent Interaction and Relational Reasoning in conjunction with ICCV 2021
Program Committee / Reviewer
- IEEE Conference on Computer Vision and Pattern Recognition (CVPR) 2018 - Present
- IEEE International Conference on Computer Vision (ICCV) 2019 - Present
- European Conference on Computer Vision (ECCV) 2020 - Present
- IEEE Winter Conference on Applications of Computer Vision (WACV) 2021 - Present
- Asian Conference on Computer Vision (ACCV) 2018, 2020
- International Conference on Machine Learning (ICML) 2021 - Present
- Conference on Neural Information Processing Systems (NeurIPS) 2020 - Present
- International Conference on Learning Representations (ICLR) 2021 - Present
- Association for Advancement of Artificial Intelligence (AAAI) 2020 - Present
- IEEE International Conference on Intelligent Robots and Systems (IROS) 2021
- IEEE Intelligent Vehicles Symposium (IV) 2020
- ACM CHI Conference on Human Factors in Computing Systems LBW 2019
- The IEEE Robotics and Automation Letters (RA-L) 2020 - Present
- IEEE Transactions on Intelligent Vehicles (T-IV) 2020
- IEEE Transactions on Image Processing (T-IP) 2018
- IEEE Transactions on Multimedia (T-MM) 2017