Incorrect Labels in Global Wheat Head Dataset 2021

Incorrect Labels in Global Wheat Head Dataset 2021

There are several incorrect labels in Global Wheat Head Dataset 2021. Some images are annotated in their original size. After that, the images are resized to final size (1024×1024 pixels). As the result, the bounding boxes are a little bit off.

Here is the list of affected images

Image LabelReason
0af5c1bc753619e4f5d504e5424d056af22954f04d50cd0d4a21682cfdd9a4dc.png Image file resized after annotation
4c9c82eeefaaa8b3b7300561820274c0ff576b47ada9239862f4a295cbdb18b7.png Image file resized after annotation
6be51c1a5132034427ecabaafa679fcac7c8f95e05a595df69401766b90d7890.png Image file resized after annotation

To correct the annotation, the coordinates must be multiplied by a correction factor and shifted a little bit downward. Here is the comparison between original annotation (green) and corrected annotation (red).

0af5c1bc753619e4f5d504e5424d056af22954f04d50cd0d4a21682cfdd9a4dc

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