zhengpeng7/birefnet

[CAAI AIR'24] Bilateral Reference for High-Resolution Dichotomous Image Segmentation

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Summary Information

Updated 53 minutes ago
Added to GitGenius on September 16th, 2026
Created on August 17th, 2022
Open Issues & Pull Requests: 30 (+0)
GitHub issues: Enabled
Number of forks: 333
Total Stargazers: 4,209 (+0)
Total Subscribers: 31 (+0)

Repository Insights (GitGenius)

Median issue/PR response: 1.4 hours
Mean response time: 24.0 hours
90th percentile: 17.7 hours
Tracked items: 246

Most active contributors

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How this project is maintained

About 3% of issues opened in the past year have never received a reply. 100% of open issues come from outside the core team, so the backlog reflects real-world use rather than internal planning. 71% of issues opened in the past year have been closed, leaving a working backlog. Three people close 69% of everything that gets resolved.

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Issue Activity (beta)

Open issues: 27
New in 7 days: 0
Closed in 7 days: 0
Avg open age: 257 days
Stale 30+ days: 25
Stale 90+ days: 16

Recent activity

Opened in 7 days: 0
Closed in 7 days: 0
Comments in 7 days: 0
Events in 7 days: 0

Top labels

  • TODO (7)
  • ONNX (6)
  • Fine-tuning (2)
  • Hard Cases (2)
  • Need Your HELP (2)
  • TensorRT (2)
  • documentation (2)
  • help wanted (2)

Most active issues this week

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Detailed Description

BiRefNet is an image segmentation model designed for high-resolution dichotomous image segmentation tasks. The project addresses the challenge of precisely separating foreground objects from backgrounds in images, particularly in scenarios involving camouflaged objects, salient object detection, and background removal. It employs a bilateral reference approach to achieve accurate segmentation at high resolution, using architectural innovations that balance computational efficiency with segmentation precision.

The tool is suited for applications requiring fine-grained object isolation from complex backgrounds, including background removal pipelines, camouflaged object detection systems, and salient object detection workflows. Developers working on computer vision tasks that demand pixel-level accuracy at high resolutions would find this model applicable. The bilateral reference mechanism distinguishes this approach from standard segmentation architectures by leveraging dual reference pathways to improve boundary detection and overall segmentation quality.

Development activity shows consistent engagement with the codebase through regular updates and refinements to the model architecture. The project maintains an associated homepage providing additional resources and documentation beyond the repository itself. The maintainer demonstrates responsiveness to the research community by documenting the work through academic publication channels, indicating a commitment to both practical implementation and theoretical contribution.