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    BreastBox - ADetailer breast detection - v2.0
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    ๐ŸŽฏ BreastBox Detection (YOLOv8s+)

    The Precision Tool for Breast Detection in Stable Diffusion

    BreastBox is a custom-trained object detection model (YOLOv8s+) designed specifically to solve common detection failures in ADetailer. While default models often struggle with side views, overlapping clothing, or dynamic poses, BreastBox provides a tighter, more anatomically correct bounding box.


    ๐Ÿ”ฅ Why Use BreastBox?

    • โœ… High Precision: Manually curated dataset, moving from 200 to over 650 high-quality labels.

    • โœ… Challenging Angles: Expertly handles "lying down", "side-boob", "from behind", and partially obscured views.

    • โœ… Anatomically Correct: Designed for tighter masks that follow the natural shape of the body.

    • โœ… Style Agnostic: Optimized for 3DCG (DAZ/Poser), but generalizes well to realistic and 2D/Anime styles.


    ๐Ÿ“Š Version History

    • v1.0 (Experimental): Initial release (~200 samples). Best for standard poses.

    • v2.0: Major data upgrade (~400 samples). Better versatility for breast sizes and camera angles.

    • v3.0+ (Latest): Focus on obscured breasts (hands, objects) and smaller chest sizes (~700+ samples).


    ๐Ÿš€ Quick Start (ADetailer)

    1. Download the

      .pt

      file.

    1. Move it to:

      stable-diffusion-webui\models\ADetailer

    2. Select

      BreastBox

      from the ADetailer dropdown in WebUI.

    1. Recommended Settings:

      • Detection Confidence:

        0.3

        to

        0.5

      • Mask Merge Mode:

        Merge

    ๐Ÿ› ๏ธ The Power Behind the Training: YOLO Training GUI

    I trained and refined this model using YOLO Training GUI, a standalone tool I developed to make YOLO training visual and simple for everyone.

    If you are training your own models and want to see your results like I do, check it out: ๐Ÿ‘‰ YOLO Training GUI on GitHub

    Why you'll love it:

    • Live Monitor: Watch detections happen in real-time as the model trains.

    • Side-by-Side Comparison: Generates the dual-view comparison images.

    • No Code Required: A full GUI to manage your datasets, hyperparameters, and exports.


    ๐Ÿ’ฌ Feedback & Community

    This is a passion project! If you encounter edge cases or have suggestions:

    • Share your Feedback in the comments.

    • Post your Example Images (it helps me refine the dataset!).

    • If you like the model or the training tool, a Star on GitHub or a review here is much appreciated! โญ

    Description

    Trained with more positions and context. ~400 samples dataset.

    FAQ

    Comments (4)

    kurokuroJan 11, 2026
    CivitAI

    This is strictly a bounding box, not a segmentation mask, right? If so, would you consider adding a segmentation variant?

    Hash24
    Author
    Jan 11, 2026ยท 1 reaction

    Yes, correct, this model strictly provides bounding boxes.


    Regarding a segmentation variant :
    I haven't planned one for now because annotating high-quality masks for breasts is extremely time-consuming compared to boxes.
    Also, segmentation can be tricky with fine details like nipple piercings (especially dangling/loose jewelry), where masks often fail or become inaccurate. Bounding boxes are usually robust enough for ADetailer/inpainting workflows.

    eloraKMar 5, 2026ยท 1 reaction

    use a sam(2/2.1/3) model it will segment and mask whatever the bbox detects

    kurokuroMar 7, 2026

    @eloraKย Yeah, fair.

    Detection
    Illustrious

    Details

    Downloads
    199
    Platform
    CivitAI
    Platform Status
    Available
    Created
    1/8/2026
    Updated
    5/1/2026
    Deleted
    -

    Files

    breastboxAdetailer_v20.pt

    Mirrors

    CivitAI (1 mirrors)