V2EX faster r-cnn

Faster R-CNN

Definition / 释义

Faster R-CNN:一种经典的两阶段目标检测模型框架,先用区域建议网络(RPN)生成候选区域,再对候选区域进行分类并回归边界框;以较高检测精度著称,也常作为计算机视觉检测任务的基线方法。(该术语也常指其具体实现与改进版本。)

Pronunciation / 发音

/fs.tr r si si n/

Examples / 例句

We trained a Faster R-CNN model to detect cars in street photos.
我们训练了一个 Faster R-CNN 模型,用来在街景照片中检测汽车。

Although Faster R-CNN is accurate, deploying it on edge devices often requires pruning or a lighter backbone to meet latency constraints.
尽管 Faster R-CNN 精度很高,但将它部署到边缘设备上往往需要剪枝或使用更轻量的主干网络,以满足时延要求。

Etymology / 词源

“Faster”是形容词 fast 的比较级,强调相对更快;“R-CNN”是 Region-based Convolutional Neural Network(基于区域的卷积神经网络) 的缩写。Faster R-CNN 的命名体现了其相对早期 R-CNN / Fast R-CNN 的改进:用 RPN 替代外部候选框生成方法,从而显著提升检测流程效率。

Related Words / 相关词

Literary Works / 文学与著作引用

  • Ren, S., He, K., Girshick, R., & Sun, J. (2015). Faster R-CNN: Towards Real-Time Object Detection with Region Proposal Networks.
  • Lin, T.-Y., et al. (2017). *Feature Pyramid Networks for Object Detection.*(常与 Faster R-CNN 结合做更强基线)
  • He, K., Gkioxari, G., Dollár, P., & Girshick, R. (2017). *Mask R-CNN.*(以 Faster R-CNN 为基础扩展到实例分割)
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