V2EX bounding-box

Bounding Box

释义 Definition

bounding box(边界框/包围框):在图形学、排版或计算机视觉中,用一个矩形(有时也泛指最小外接矩形)把目标对象的可见范围“框住”,用于定位、裁剪、标注或测量对象的大小与位置。常见于目标检测标注(如图像中人的位置)、SVG/字体排版、界面布局等。

发音 Pronunciation

/band bks/ (BrE), /band bks/ (AmE)

例句 Examples

The app drew a bounding box around the face.
应用在脸部周围画出了一个边界框。

After annotation, each object is stored as a bounding box with its class label and pixel coordinates, which helps the model learn where and what to detect.
完成标注后,每个目标都会以“带类别标签与像素坐标的边界框”形式保存,从而帮助模型学习要在何处、检测什么。

词源 Etymology

bounding 来自动词 bound(限制、界定范围),box 指“盒子/方框”。合起来就是“用方框来界定范围”。该术语在工程与计算领域中广泛使用,尤其在图形处理与计算机视觉里表示“对象范围的最小外接矩形”。

相关词 Related Words

文学与著作中的用例 Literary / Notable Works

  • Computer Vision: A Modern Approach(David A. Forsyth, Jean Ponce)在目标检测与评估相关章节中讨论边界框表示与检测结果。
  • Deep Learning(Ian Goodfellow, Yoshua Bengio, Aaron Courville)在视觉任务与卷积网络应用中涉及检测输出(常以边界框参数化)。
  • “You Only Look Once: Unified, Real-Time Object Detection”(YOLO 系列论文)以边界框作为核心输出表示之一(位置与尺寸回归)。
  • Multiple View Geometry in Computer Vision(Richard Hartley, Andrew Zisserman)在图像几何与特征处理的工程语境中常见与“对象范围框定”相关表述。
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