Texts as Lines: Text Detection with Weak Supervision

Figure 1

Labelling methods. (a) Original image. (b) Bounding box labelling containing a considerable amount of background noise and interference from other text areas. (c) Visualization of segmentation annotation, requiring high labour cost. (d) Proposed annotation methods: coloured regions represent the labelled region, including the grey background and other coloured text lines.

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(b)

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