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arXiv 2305.16681cs.CV

CAILA: 面向组合式零样本学习的概念感知层内适配器

CAILA: Concept-Aware Intra-Layer Adapters for Compositional Zero-Shot Learning

Viterbi School of Engineering(维特比工程学院);University of Southern California(南加州大学)

Zhaoheng Zheng, Haidong Zhu, Ram Nevatia

AI总结:

针对组合式零样本学习中现有CLIP类方法未挖掘内部层语义概念的问题,本文提出概念感知层内适配器CAILA,在CLIP各编码层插入可提取三类概念特征的参数高效适配器,在四个基准数据集上取得最优性能。

摘要:

本文研究组合式零样本学习(Compositional Zero-Shot Learning, CZSL)问题,即利用预存概念识别全新的属性-对象组合。近期研究人员聚焦于应用具备强泛化能力的大规模视觉语言预训练(Vision-Language Pre-trained, VLP)模型(如CLIP)。但这类方法将预训练模型视为黑盒,仅关注CLIP的前后置操作,并未从本质上挖掘CLIP内部各层之间的语义概念。我们提出深入模型架构,在CLIP的每个编码器层中插入适配器——一种已在大语言模型中被验证有效的参数高效技术。我们进一步为适配器赋予概念感知能力,从而可提取“对象”“属性”和“组合”的特定概念特征。我们在四个主流CZSL数据集(MIT-States、C-GQA、UT-Zappos和VAW-CZSL)上评估了所提方法,结果显示其在所有数据集上的性能均优于现有方法,达到当前最优水平。

英文摘要:

In this paper, we study the problem of Compositional Zero-Shot Learning (CZSL), which is to recognize novel attribute-object combinations with pre-existing concepts. Recent researchers focus on applying large-scale Vision-Language Pre-trained (VLP) models like CLIP with strong generalization ability. However, these methods treat the pre-trained model as a black box and focus on pre- and post-CLIP operations, which do not inherently mine the semantic concept between the layers inside CLIP. We propose to dive deep into the architecture and insert adapters, a parameter-efficient technique proven to be effective among large language models, into each CLIP encoder layer. We further equip adapters with concept awareness so that concept-specific features of "object", "attribute", and "composition" can be extracted. We assess our method on four popular CZSL datasets, MIT-States, C-GQA, UT-Zappos, and VAW-CZSL, which shows state-of-the-art performance compared to existing methods on all of them.

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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