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IDS Guest Seminar - by Dr Shengchao Liu

Title: Foundation Model for Scientific Discovery – With Applications in Chemistry, Material, and Biology

Speaker: Dr Shengchao Liu, Postdoctoral Researcher, UC Berkeley

Date: Apr 2, 2025

Time: 9:00am – 10:00am

Venue: Zoom

Abstract

Artificial intelligence (AI) techniques for scientific discovery have gained increasing interest across machine learning (ML), physics, chemistry, material, and biology communities. A central challenge in AI-driven scientific discovery is effective molecular search and design, as molecules form the fundamental building blocks of chemical compounds and biological systems. These molecules can be naturally represented through various modalities, including chemical formulas, molecular graphs, geometric conformations, knowledge graphs, and textual literature.

Shengchao’s research focuses on leveraging multimodal information to develop a physics-inspired foundation model. To assess its effectiveness, he outlines and applies two key paradigms. The first involves employing physics-inspired AI (PhysAI) models to accelerate established scientific discovery processes, such as molecular dynamics simulations and molecule crystallization. The second paradigm integrates the reasoning and planning capabilities of generative AI (GenAI) models to explore novel approaches, including text-guided lead optimization, protein engineering, and material design. By bridging AI and physics in chemistry, biology, and materials science, Shengchao’s work provides a transformative vision for AI-driven scientific discovery, paving the way for groundbreaking innovations that empower scientists and accelerate progress across disciplines.

Speaker

Dr Shengchao Liu
Postdoctoral Researcher, UC Berkeley

Shengchao Liu is a postdoc at the University of California, Berkeley, working with Prof. Christian Borgs and Prof. Jennifer Chayes. His research focuses on representation learning, self-supervised pretraining, deep generative modeling, and physics-inspired machine learning, with applications in scientific discovery. He has published in top venues such as ICML, ICLR, NeurIPS, AISTATS, TMLR, AAAI, Nat. Mach. Intell., and JACS, and his work on protein engineering was a finalist for the ACM Gordon Bell Prize in 2024. Shengchao has co-organized the AI for science workshops at NeurIPS 2021, ICML 2022, and NeurIPS 2023 and led lecture tutorials on physics-inspired foundation model and foundation model for science at AAAI 2025.

For information, please contact:
Email: datascience@hku.hk