DSD-DA: Distillation-based Source Debiasing for Domain Adaptive Object Detection
- URL: http://arxiv.org/abs/2311.10437v2
- Date: Fri, 17 May 2024 09:36:10 GMT
- Title: DSD-DA: Distillation-based Source Debiasing for Domain Adaptive Object Detection
- Authors: Yongchao Feng, Shiwei Li, Yingjie Gao, Ziyue Huang, Yanan Zhang, Qingjie Liu, Yunhong Wang,
- Abstract summary: We propose a novel Distillation-based Source Debiasing (DSD) framework for Domain Adaptive Object Detection (DAOD)
This framework distills domain-agnostic knowledge from a pre-trained teacher model, improving the detector's performance on both domains.
We also present a Domain-aware Consistency Enhancing (DCE) strategy, in which these information are formulated into a new localization representation.
- Score: 37.01880023537362
- License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/
- Abstract: Though feature-alignment based Domain Adaptive Object Detection (DAOD) methods have achieved remarkable progress, they ignore the source bias issue, i.e., the detector tends to acquire more source-specific knowledge, impeding its generalization capabilities in the target domain. Furthermore, these methods face a more formidable challenge in achieving consistent classification and localization in the target domain compared to the source domain. To overcome these challenges, we propose a novel Distillation-based Source Debiasing (DSD) framework for DAOD, which can distill domain-agnostic knowledge from a pre-trained teacher model, improving the detector's performance on both domains. In addition, we design a Target-Relevant Object Localization Network (TROLN), which can mine target-related localization information from source and target-style mixed data. Accordingly, we present a Domain-aware Consistency Enhancing (DCE) strategy, in which these information are formulated into a new localization representation to further refine classification scores in the testing stage, achieving a harmonization between classification and localization. Extensive experiments have been conducted to manifest the effectiveness of this method, which consistently improves the strong baseline by large margins, outperforming existing alignment-based works.
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