US 12,135,940 B2
Method for keyword extraction and electronic device implementing the same
Huadong Wang, Beijing (CN); Song Liu, Beijing (CN); and Xiangfeng Meng, Beijing (CN)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on Jan. 6, 2021, as Appl. No. 17/142,566.
Claims priority of application No. 202010011174.3 (CN), filed on Jan. 6, 2020.
Prior Publication US 2021/0209356 A1, Jul. 8, 2021
Int. Cl. G06F 40/295 (2020.01); G06F 16/583 (2019.01); G06F 40/242 (2020.01); G06F 40/279 (2020.01); G06V 10/22 (2022.01); G06V 10/82 (2022.01); G06V 30/19 (2022.01); G06V 30/40 (2022.01); G06V 30/416 (2022.01); G06V 30/10 (2022.01)
CPC G06F 40/295 (2020.01) [G06F 40/279 (2020.01); G06V 10/82 (2022.01); G06V 30/19173 (2022.01); G06V 30/40 (2022.01); G06V 30/416 (2022.01); G06V 30/10 (2022.01)] 21 Claims
OG exemplary drawing
 
1. A method for keyword extraction, the method comprising:
collecting feature information corresponding to an image to be processed, the feature information including text representation information and image visual information, the text representation information including text content and text visual information corresponding to a text line in the image to be processed, the text visual information comprising a text feature map corresponding to the text line, the text feature map including text line visual features obtained by encoding visual information including a font size, a font color, and a font shape of the text line; and
based on the image visual information and the text representation information including the text content and the text visual information including the text feature map including text line visual features obtained by encoding the visual information including the font size, the font color, and the font shape of the text line, extracting keywords from the image to be processed, the keywords extracted from the image to be processed being representative words or phrases summarizing the image to be processed.