CN106203397B - 基于图像中表格分析技术的表格鉴别和定位方法 - Google Patents
基于图像中表格分析技术的表格鉴别和定位方法 Download PDFInfo
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- CN106203397B CN106203397B CN201610593119.3A CN201610593119A CN106203397B CN 106203397 B CN106203397 B CN 106203397B CN 201610593119 A CN201610593119 A CN 201610593119A CN 106203397 B CN106203397 B CN 106203397B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/40—Document-oriented image-based pattern recognition
- G06V30/41—Analysis of document content
- G06V30/412—Layout analysis of documents structured with printed lines or input boxes, e.g. business forms or tables
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/22—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
- G06V10/225—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition based on a marking or identifier characterising the area
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/24—Aligning, centring, orientation detection or correction of the image
- G06V10/247—Aligning, centring, orientation detection or correction of the image by affine transforms, e.g. correction due to perspective effects; Quadrilaterals, e.g. trapezoids
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CN201610593119.3A CN106203397B (zh) | 2016-07-26 | 2016-07-26 | 基于图像中表格分析技术的表格鉴别和定位方法 |
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CN106203397A CN106203397A (zh) | 2016-12-07 |
CN106203397B true CN106203397B (zh) | 2017-11-10 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US9842251B2 (en) * | 2016-01-29 | 2017-12-12 | Konica Minolta Laboratory U.S.A., Inc. | Bulleted lists |
CN107895173B (zh) * | 2017-11-06 | 2021-08-17 | 国网重庆市电力公司电力科学研究院 | 标注图像目标的方法、装置、设备及可读存储介质 |
CN108776776B (zh) * | 2018-05-25 | 2021-11-02 | 河南思维轨道交通技术研究院有限公司 | 一种针对图像中水平垂直线段的识别方法 |
CN109308465B (zh) * | 2018-09-14 | 2020-01-17 | 百度在线网络技术(北京)有限公司 | 表格线检测方法、装置、设备及计算机可读介质 |
CN109816045A (zh) * | 2019-02-11 | 2019-05-28 | 青岛海信智能商用系统股份有限公司 | 一种商品识别方法及装置 |
CN114862753A (zh) * | 2022-03-17 | 2022-08-05 | 北京梦诚科技有限公司 | 一种自动高精度表格校正方法和系统 |
Family Cites Families (5)
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US7739587B2 (en) * | 2006-06-12 | 2010-06-15 | Xerox Corporation | Methods and apparatuses for finding rectangles and application to segmentation of grid-shaped tables |
JP5871571B2 (ja) * | 2011-11-11 | 2016-03-01 | 株式会社Pfu | 画像処理装置、矩形検出方法及びコンピュータプログラム |
JP5948866B2 (ja) * | 2011-12-27 | 2016-07-06 | 富士ゼロックス株式会社 | 画像処理装置及びプログラム |
CN103258201B (zh) * | 2013-04-26 | 2016-04-06 | 四川大学 | 一种融合全局和局部信息的表格线提取方法 |
CN104484643B (zh) * | 2014-10-27 | 2018-05-29 | 中国科学技术大学 | 一种手写表格的智能识别方法及系统 |
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Address after: 210005 No. 268, Hanzhoung Road, Nanjing, Jiangsu Patentee after: CLP Hongxin Information Technology Co., Ltd Address before: 210005 No. 268, Hanzhoung Road, Nanjing, Jiangsu Patentee before: Jiangsu Hongxin System Integration Co., Ltd. |
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