A very important step before location and recognition is the pre-processing of the product package image.

产品包装图象的预处理是产品编码定位与识别前最关键的一步。

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A very important step before location and recognition is the pre-processing of the product package image.

产品包装图象的预处理是产品编码定位与识别前最关键的一步。

youdao