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19 lines
646 B
Markdown
19 lines
646 B
Markdown
---
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title: 'Annotation with rectangle by 4 points'
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linkTitle: 'Annotation with rectangle by 4 points'
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weight: 10
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---
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It is an efficient method of bounding box annotation, proposed
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[here](https://arxiv.org/pdf/1708.02750.pdf).
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Before starting, you need to make sure that the drawing method by 4 points is selected.
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Press `Shape` or `Track` for entering drawing mode. Click on four extreme points:
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the top, bottom, left- and right-most physical points on the object.
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Drawing will be automatically completed right after clicking the fourth point.
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Press `Esc` to cancel editing.
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