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Pan Deng

3 accepted papers

2026

Knowledge Graph Guided Heterogeneity-Informed Diffusion Model for Spatio-Temporal Generation

AAAI 2026technical

Spatio-temporal data generation aims to synthesize realistic urban data across graph nodes by learning spatial and temporal dependencies. This task plays a crucial role in urban planning by enabling the simulation of unobserved nodes. However, existing approaches face critical limitations that time

Cited by 0SourcePDFScholar
2023

Causal Conditional Hidden Markov Model for Multimodal Traffic Prediction

AAAI 2023technical

Multimodal traffic flow can reflect the health of the transportation system, and its prediction is crucial to urban traffic management. Recent works overemphasize spatio-temporal correlations of traffic flow, ignoring the physical concepts that lead to the generation of observations and their causal…

2023

Spatio-Temporal Neural Structural Causal Models for Bike Flow Prediction

AAAI 2023technical

As a representative of public transportation, the fundamental issue of managing bike-sharing systems is bike flow prediction. Recent methods overemphasize the spatio-temporal correlations in the data, ignoring the effects of contextual conditions on the transportation system and the inter-regional t…