talks

invited talks, conference presentations, and posters.

This page collects invited talks, conference presentations, posters, and a few travel notes around recent research visits.

IEEE ITSC 2025 invited session chair
Nov. 2025 · Gold Coast

IEEE ITSC 2025 Invited Session Co-Chair

Session co-chair for the invited session on innovative applications of large language models in multimodal transportation systems.

ICLR 2025 poster presentation
Apr. 2025 · Singapore

Collaborative Time Series Imputation through Cross-city Meta Learning

Poster presentation at ICLR 2025. I presented our cross-city meta-learning work and had many valuable conversations on implicit neural representations and urban time-series learning.

TRZ Youth Forum online talk
Apr. 2025 · Online

Exploring the Roles of LLMs in Transportation Systems

Invited talk at the TRZ Youth Forum, discussing our LLM4TR framework, case studies, and open questions around LLM-powered transportation systems.

TRB 2025 poster presentation
Jan. 2025 · Washington, DC

LLM-empowered Joint Estimation and Prediction of City-wide Delivery Demand

Poster presentation at the 104th Transportation Research Board Annual Meeting on LLM-enhanced geospatial representation and delivery-demand modeling.

HKSTS 2024 poster presentation
Dec. 2024 · Hong Kong SAR

Spatiotemporal Implicit Neural Representation as a Generalized Traffic Data Learner

Poster presentation at HKSTS 2024 on representing sparse and irregular traffic dynamics as continuous implicit neural functions.

TRC-30 presentation in Crete
Sep. 2024 · Crete

Generalizable Implicit Neural Representations for Traffic Data

Podium presentation at TRC-30 on generalizable implicit neural representations for spatiotemporal traffic learning.

KDD 2024 oral presentation
Aug. 2024 · Barcelona

ImputeFormer

Oral presentation at KDD 2024 on low-rankness-induced Transformers for generalizable spatiotemporal imputation.

Conference Moments

Meeting Yann LeCun at ICLR 2026
ICLR 2026, Rio de Janeiro, with Prof. Yann LeCun.
Meeting Kaiming He at ICLR 2025
ICLR 2025, Singapore, with Prof. Kaiming He.
TRZ Youth Forum talk screenshot
TRZ Youth Forum invited talk on LLMs for transportation.
KDD 2024 conference moment
KDD 2024, Barcelona, after the ImputeFormer oral presentation.

More Presentations

  • LLM-enhanced Geospatial Representation and Traffic Management, Research Seminar, The Hong Kong Polytechnic University, Feb. 2025.
  • Channel-Aware Low-Rank Adaptation in Time Series Forecasting, Poster presentation, CIKM 2024, Boise, Oct. 2024. Poster
  • Steerable Adversarial Scenario Generation through Test-Time Preference Alignment, Conference presentation, ICLR 2026, Rio de Janeiro, Apr. 2026.