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Research interests
Trustworthy AI
Develop data-driven technology that can be trusted to do the critical work
CPS Security
Protect the critical infrastructure against cyber and physical attacks
Human-centric Technology
Design methods that respect human-centric needs and values
Future Energy Systems
Ensure sustainable and reliable access to power and energy for society
Selected Awards
- Siebel Scholar (class of 2018)
- Best paper award, Building and Environment (2018)
- Best paper runner-up award at EAI MobiQuitous (2016)
- Best paper award at UBICOMM (2015)
News
Dec 2021Thanks Woodrow W. Everett SCEEE Development Fund for supporting our undergraduate research opportunity. For prospective VT undergraduates, see Openings
Dec 2021Paper on safe RL "Recurrent Neural Network Controllers Synthesis with Stability Guarantees for Partially Observed Systems" (arXiv) to appear in AAAI 2022
Dec 2021Paper on control by proxy "Controlling Smart Inverters using Proxies: A Chance-Constrained DNN-based Approach" (arXiv) to appear in IEEE Transactions on Smart Grid
Nov 2021Thanks 4-VA for supporting us with a collaborative research grant (with Gang Tao at University of Virginia)
Nov 2021Two teams that I led (ROLEVT & ZoRL) jointly won the 1st place (out of 24 teams) in the CityLearn Challenge 2021. Congrats to team members: Vanshaj Khattar, Qasim Wani, Zhiyao Chang, and Mingyu Kim
Nov 2021New paper on adversarial ML "Adversarial Unlearning of Backdoors via Implicit Hypergradient" (arXiv)
Nov 2021Talk on assured RL for energy systems at C3.ai Digital Transformation Institute (video)
Oct 2021My group will give an oral presentation on implicit RL in SECC 2021
Oct 2021New paper on implicit RL "Zeroth-Order Implicit Reinforcement Learning for Sequential Decision Making in Distributed Control Systems"
Oct 2021New paper on assured learning of neural networks "Learning Neural Networks under Input-Output Specifications"
Sep 2021New paper on dynamic regret for online optimization "Dynamic Regret Bounds for Online Nonconvex Optimization"
Sep 2021New paper on safe reinforcement learning "Recurrent Neural Network Controllers Synthesis with Stability Guarantees for Partially Observed Systems" (arXiv)
Sep 2021I will serve as an Associate Editor for IEEE Systems Journal
Jun 2021Thanks C3.ai Digital Transformation Institute for the grant to study RL for resilient power systems (with Prof. Alberto Sangiovanni-Vincentelli and Prof. Bo Li)
Jun 2021New paper on data quality management "A Unified Framework for Task-Driven Data Quality Management" (arXiv)
Jun 2021I received the SCEEE Research Initiation Grant to study safe and resilient AI for networked dynamical systems