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arXiv 2603.11971cs.CVcs.AI

通过双向交叉注意力和时间建模的多模态情感识别

Multimodal Emotion Recognition via Bi-directional Cross-Attention and Temporal Modeling

Kookmin University(韩国釜山大学)

Junhyeong Byeon, Jeongyeol Kim, Sejoon Lim

AI总结:

本文提出多模态情感识别框架,结合时间建模、音频学习和跨模态融合,提升野外视频中情绪识别的鲁棒性。

摘要:

在野外视频数据中,表情识别仍面临挑战,因面部外观、背景条件、音频噪声和人类情绪的动态性存在显著差异。单模态(如面部表情或语音)常不足以捕捉复杂情绪线索。为此,我们提出一个用于第10届情感行为分析在野外挑战(ABAW)的多模态情感识别框架。该框架基于大规模预训练模型进行视觉和音频表示学习,并整合到统一的多模态架构中。为更好地捕捉面部表情序列的时间模式,我们采用视频窗口上的时间视觉建模。我们进一步引入双向交叉注意力融合模块,使视觉和音频特征以对称方式交互,促进跨模态上下文化和互补情绪理解。此外,我们采用文本引导的对比目标,通过与情绪相关文本提示的对齐,鼓励语义有意义的视觉表示。在ABAW第10届EXPR基准测试中,实验结果证明了所提框架的有效性,达到宏F1分数0.32,优于基线0.25,突显了结合时间视觉建模、音频表示学习和跨模态融合在无约束现实环境中的情绪识别优势。

英文摘要:

Expression recognition in in-the-wild video data remains challenging due to substantial variations in facial appearance, background conditions, audio noise, and the inherently dynamic nature of human affect. Relying on a single modality, such as facial expressions or speech, is often insufficient for capturing these complex emotional cues. To address this limitation, we propose a multimodal emotion recognition framework for the Expression (EXPR) task in the 10th Affective Behavior Analysis in-the-wild (ABAW) Challenge. Our framework builds on large-scale pre-trained models for visual and audio representation learning and integrates them in a unified multimodal architecture. To better capture temporal patterns in facial expression sequences, we incorporate temporal visual modeling over video windows. We further introduce a bi-directional cross-attention fusion module that enables visual and audio features to interact in a symmetric manner, facilitating cross-modal contextualization and complementary emotion understanding. In addition, we employ a text-guided contrastive objective to encourage semantically meaningful visual representations through alignment with emotion-related text prompts. Experimental results on the ABAW 10th EXPR benchmark demonstrate the effectiveness of the proposed framework, achieving a Macro F1 score of 0.32 compared to the baseline score of 0.25, and highlight the benefit of combining temporal visual modeling, audio representation learning, and cross-modal fusion for robust emotion recognition in unconstrained real-world environments.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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