US 9,811,749 B2
Detecting a label from an image
Lun Zhang, Beijing (CN); Rufeng Chu, Beijing (CN); and Chunhui Zhang, Hangzhou (CN)
Assigned to Alibaba Group Holding Limited, (KY)
Filed by Alibaba Group Holding Limited, George Town (KY)
Filed on Jan. 21, 2015, as Appl. No. 14/602,021.
Application 14/602,021 is a continuation of application No. 14/021,564, filed on Sep. 9, 2013, granted, now 8,971,620.
Claims priority of application No. 2012 1 0360774 (CN), filed on Sep. 21, 2012.
Prior Publication US 2015/0199581 A1, Jul. 16, 2015
Int. Cl. G06K 9/18 (2006.01); G06K 9/32 (2006.01); G06K 9/20 (2006.01); G06K 9/50 (2006.01); G06K 9/64 (2006.01)
CPC G06K 9/18 (2013.01) [G06K 9/2063 (2013.01); G06K 9/3216 (2013.01); G06K 9/50 (2013.01); G06K 9/64 (2013.01); G06K 2209/01 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A system, comprising:
one or more processors configured to:
determine a first location associated with a special mark in an image by determining a portion of the image that matches a special mark pattern, wherein:
the special mark comprises a shape; and
the special mark comprises a pixel ratio comprising a ratio of at least a number of pixels of a first color to a number of pixels of a second color within at least one line of pixels associated with the shape;
use the special mark as a reference to locate a second location associated with a label in the image by searching for the label in the image within a predetermined area associated with the first location associated with the special mark in the image;
apply recognition to the second location associated with the label in the image to determine a value associated with the label; and
perform a search using the value associated with the label; and
one or more memories coupled to the one or more processors and configured to provide the one or more processors with instructions.