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Kejun Liu

4 accepted papers

2026

EmWorld: Emotion World Model with Latent State Evolution for Scenario-Incremental Dynamic Facial Expression Recognition

ICML 2026poster

Dynamic Facial Expression Recognition (DFER) models the temporal evolution of facial expressions in videos. In real-world deployments, changing scenarios distort expression trajectories over time, making it difficult for existing methods to maintain performance. While most current approaches address…

Cited by 0SourceScholar
2026

World-Model Inspired Emotion-aware Token Refinement for Training-Free Multimodal Emotion Recognition

ICML 2026spotlight

Multimodal Large Language Models (MLLMs) show promise for Multimodal Emotion Recognition (MER) but often remain unreliable because sparse emotional cues could be easily overwhelmed and affected by redundant context. While fine-tuning is effective, it is usually costly when using large models. Traini…

Cited by 0SourceScholar
2023

Learning Language-guided Adaptive Hyper-modality Representation for Multimodal Sentiment Analysis

EMNLP 2023long main

Though Multimodal Sentiment Analysis (MSA) proves effective by utilizing rich information from multiple sources (*e.g.,* language, video, and audio), the potential sentiment-irrelevant and conflicting information across modalities may hinder the performance from being further improved. To alleviate…

Cited by 0SourcecodeScholar
2023

Pose-Disentangled Contrastive Learning for Self-Supervised Facial Representation

CVPR 2023poster

Self-supervised facial representation has recently attracted increasing attention due to its ability to perform face understanding without relying on large-scale annotated datasets heavily. However, analytically, current contrastive-based self-supervised learning (SSL) still performs unsatisfactoril…