发明名称 |
Paper identifying method and related device |
摘要 |
A paper identifying method and a related device, used for accurately identifying soilage conditions of paper according to the recency degree of the paper. The method in an embodiment of the present invention comprises: obtaining a pixel gray value group of an image of input paper, the pixel gray value group being a combination of gray values of sampled pixels of a specified region of the input paper; obtaining an average value of gray values of all pixels in the pixel gray value group, and using same as a first average gray value; comparing the first average gray value with a recency threshold to determine the recency level of the input paper; obtaining the soilage depth of each of N regions of the input paper, the N being an integer greater than or equal to 1; and determining the soilage level of the input paper according to the soilage depth of the N regions, the region area and a soilage threshold, the soilage threshold corresponding to the recency level. |
申请公布号 |
AU2013262328(B2) |
申请公布日期 |
2015.09.24 |
申请号 |
AU20130262328 |
申请日期 |
2013.03.27 |
申请人 |
GRG BANKING EQUIPMENT CO., LTD. |
发明人 |
LIANG, TIANCAI;CHEN, DINGXI;WANG, WEIFENG;WANG, KUN |
分类号 |
G07D7/20 |
主分类号 |
G07D7/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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