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Unit 42

Proceedings of the AAAI Conference on Artificial Intelligence

Resource Efficient Sleep Staging via Multi-Level Masking and Prompt Learning AutoMalDesc: Large-Scale Script Analysis for Cyber Threat Research Modulation-Based Backdoors: Leveraging Amplitude and Frequency Patterns to Attack Speaker Recognition Learning Structurally Stabilized Representations for Lossless DNA Storage ViG-RAG: Video-aware Graph Retrieval-Augmented Generation via Temporal and Semantic Hybrid Reasoning Transferable Backdoor Attacks for Code Models via Sharpness-Aware Adversarial Perturbation Toward Multimodal Fake News Detection by Multi-perspective Rationale Generation and Verification RTMol: Rethinking Molecule-text Alignment in a Round-trip View Physical-regularized Hierarchical Generative Model for Metallic Glass Structural Generation and Energy Prediction Regressor-guided Diffusion Model for De Novo Peptide Sequencing with Explicit Mass Control RareAgents: Autonomous Multi-disciplinary Team for Rare Disease Diagnosis and Treatment Transferring Causal Driving Patterns for Generalizable Traffic Simulation with Diffusion-Based Distillation TRACE: Transformation-Aware Graph Refinement for Reaction Condition Prediction SIDE: Surrogate Conditional Data Extraction from Diffusion Models DyC-STG: Dynamic Causal Spatio-Temporal Graph Network for Real-time Data Credibility Analysis in IoT ProAR: Probabilistic Autoregressive Modeling for Molecular Dynamics Light but Sharp: SlimSTAD for Real-Time Action Detection from Sensor Data VFCionX: Bridging Large and Small Models for Robust Vulnerability-Fixing Commit Identification T2Agent: A Tool-augmented Multimodal Misinformation Detection Agent with Monte Carlo Tree Search Measuring What Matters: Scenario-Driven Evaluation for Trajectory Predictors in Autonomous Driving DensiCrafter: Physically-Constrained Generation and Fabrication of Self-Supporting Hollow Structures Topology-Enhanced and Label Correlation-Aware Model for Protein-Protein Interaction Prediction InteChar: A Unified Oracle Bone Character List for Ancient Chinese Language Modeling NucEL: Single-Nucleotide ELECTRA-Style Genomic Pre-training for Efficient and Interpretable Representations OR-R1: Automating Modeling and Solving of Operations Research Optimization Problem via Test-Time Reinforcement Learning Learning from Long-Term Engagement: Adaptive Tutoring Dialogue Planning for Personalized Education Toward Time-Continuous Data Inference in Sparse Urban CrowdSensing Multi-Horizon Time Series Forecasting of Non-Parametric CDFs with Deep Lattice Networks From Stimuli to Minds: Enhancing Psychological Reasoning in LLMs via Bilateral Reinforcement Learning Unveiling the Attribute Misbinding Threat in Identity-Preserving Models
TIDE: Temporal-Aware Sparse Autoencoders for Interpretabl...
Victor Shea- · 2026-03-14 · via Proceedings of the AAAI Conference on Artificial Intelligence

Authors

  • Victor Shea-Jay Huang Multimedia Laboratory (MMLab), The Chinese University of Hong Kong Shanghai Artificial Intelligence Laboratory
  • Le Zhuo Multimedia Laboratory (MMLab), The Chinese University of Hong Kong Shanghai Artificial Intelligence Laboratory
  • Yi Xin Shanghai Artificial Intelligence Laboratory
  • Zhaokai Wang Shanghai Artificial Intelligence Laboratory
  • Fu-Yun Wang Multimedia Laboratory (MMLab), The Chinese University of Hong Kong
  • Yuchi Wang Multimedia Laboratory (MMLab), The Chinese University of Hong Kong
  • Renrui Zhang Multimedia Laboratory (MMLab), The Chinese University of Hong Kong
  • Peng Gao Shanghai Artificial Intelligence Laboratory
  • Hongsheng Li Multimedia Laboratory (MMLab), The Chinese University of Hong Kong Shanghai Artificial Intelligence Laboratory CPII under InnoHK

DOI:

https://doi.org/10.1609/aaai.v40i1.37006

Abstract

Diffusion Transformers (DiTs) are a powerful yet underexplored class of generative models compared to U-Net-based diffusion architectures. We propose TIDE—Temporal-aware sparse autoencoders for Interpretable Diffusion transformErs—a framework designed to extract sparse, interpretable activation features across timesteps in DiTs. TIDE effectively captures temporally-varying representations and reveals that DiTs naturally learn hierarchical semantics (e.g., 3D structure, object class, and fine-grained concepts) during large-scale pretraining. Experiments show that TIDE enhances interpretability and controllability while maintaining reasonable generation quality, enabling applications such as safe image editing and style transfer.

How to Cite

Huang, V. S.-J., Zhuo, L., Xin, Y., Wang, Z., Wang, F.-Y., Wang, Y., … Li, H. (2026). TIDE: Temporal-Aware Sparse Autoencoders for Interpretable Diffusion Transformers in Image Generation. Proceedings of the AAAI Conference on Artificial Intelligence, 40(1), 435–443. https://doi.org/10.1609/aaai.v40i1.37006

Issue

Section

AAAI Technical Track on Application Domains I