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arXiv 2410.18809cs.CV

通过解耦槽注意力学习全局以物体为中心的表示

Learning Global Object-Centric Representations via Disentangled Slot Attention

School of Computer Science, Fudan University(复旦大学计算机科学技术学院)

Tonglin Chen, Yinxuan Huang, Zhimeng Shen, Jinghao Huang, Bin Li, Xiangyang Xue

AI总结:

针对现有以物体为中心的学习方法仅能提取场景依赖表示、缺乏跨场景物体识别能力等问题,本文提出基于解耦槽注意力的方法,学习全局物体表示,在多任务上表现优异。

摘要:

人类能够在各种环境中辨别物体的场景无关特征,这使得他们可以在光照、视角、大小和位置等变化因素下快速识别物体,还能想象同一物体在不同场景中的完整图像。现有的以物体为中心的学习方法仅提取依赖场景的以物体为中心的表示,缺乏像人类那样跨场景识别同一物体的能力。此外,部分现有方法为处理复杂场景舍弃了单个物体生成能力。本文提出一种新颖的以物体为中心的学习方法,通过学习一组全局以物体为中心的表示,赋予AI系统类人的跨场景物体识别能力,以及生成包含特定物体的多样化场景的能力。为学习封装物体全局不变属性(即完整外观和形状)的全局以物体为中心的表示,本文设计了Disentangled Slot Attention(解耦槽注意力)模块,将场景特征转换为依赖场景的属性(如尺度、位置和朝向)与场景无关表示(即外观和形状)。实验结果证实了所提方法的有效性,表明其在全局以物体为中心的表示学习、物体识别、含特定物体的场景生成以及场景分解方面表现出色。

英文摘要:

Humans can discern scene-independent features of objects across various environments, allowing them to swiftly identify objects amidst changing factors such as lighting, perspective, size, and position and imagine the complete images of the same object in diverse settings. Existing object-centric learning methods only extract scene-dependent object-centric representations, lacking the ability to identify the same object across scenes as humans. Moreover, some existing methods discard the individual object generation capabilities to handle complex scenes. This paper introduces a novel object-centric learning method to empower AI systems with human-like capabilities to identify objects across scenes and generate diverse scenes containing specific objects by learning a set of global object-centric representations. To learn the global object-centric representations that encapsulate globally invariant attributes of objects (i.e., the complete appearance and shape), this paper designs a Disentangled Slot Attention module to convert the scene features into scene-dependent attributes (such as scale, position and orientation) and scene-independent representations (i.e., appearance and shape). Experimental results substantiate the efficacy of the proposed method, demonstrating remarkable proficiency in global object-centric representation learning, object identification, scene generation with specific objects and scene decomposition.

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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