解决多视图多标签学习中的缺失特征与不完整标注问题。
Adaptive Disentangled Representation Learning for Incomplete Multi-View Multi-Label Classification
- 通过邻域感知的特征传播实现鲁棒视图补全。
- 利用随机掩码策略提升重构效果,优化标签原型建模。
- 适合处理数据不全、标注缺失的实际场景研究者。
多视图多标签学习常因数据获取困难和标注成本高,面临特征缺失与标注不完整的问题。为应对这一复杂且实用性强的问题,同时克服现有方法在特征恢复、表示解耦和标签语义建模方面的局限,本文提出自适应解耦表征学习方法(ADRL)。ADRL通过具有邻域感知的跨模态特征级相似性传播实现鲁棒视图补全,并借助随机掩码策略增强重构效果。通过在标签分布间传播类别级关联,优化分布参数以捕捉相互依赖的标签原型。此外,设计基于互信息的目标函数,促进共享表示的一致性,并抑制视图特有表示与其他模态间的冗余信息。理论上推导了可训练的双通道网络边界。通过标签嵌入与视图表示的独立交互,实现原型特定特征选择,并生成每类伪标签。利用伪标签空间的结构特性,在视图融合中引导判别性权衡。大量公开数据集与真实应用实验验证了ADRL的优越性能。
原文摘要 · Abstract (English)
Multi-view multi-label learning frequently suffers from simultaneous feature absence and incomplete annotations, due to challenges in data acquisition and cost-intensive supervision. To tackle the complex yet highly practical problem while overcoming the existing limitations of feature recovery, representation disentanglement, and label semantics modeling, we propose an Adaptive Disentangled Representation Learning method (ADRL). ADRL achieves robust view completion by propagating feature-level affinity across modalities with neighborhood awareness, and reinforces reconstruction effectiveness by leveraging a stochastic masking strategy. Through disseminating category-level association across label distributions, ADRL refines distribution parameters for capturing interdependent label prototypes. Besides, we formulate a mutual-information-based objective to promote consistency among shared representations and suppress information overlap between view-specific representation and other modalities. Theoretically, we derive the tractable bounds to train the dual-channel network. Moreover, ADRL performs prototype-specific feature selection by enabling independent interactions between label embeddings and view representations, accompanied by the generation of pseudo-labels for each category. The structural characteristics of the pseudo-label space are then exploited to guide a discriminative trade-off during view fusion. Finally, extensive experiments on public datasets and real-world applications demonstrate the superior performance of ADRL.
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