JP7387339B2 - 画像処理システム、画像処理方法、及びプログラム - Google Patents

画像処理システム、画像処理方法、及びプログラム Download PDF

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JP7387339B2
JP7387339B2 JP2019158665A JP2019158665A JP7387339B2 JP 7387339 B2 JP7387339 B2 JP 7387339B2 JP 2019158665 A JP2019158665 A JP 2019158665A JP 2019158665 A JP2019158665 A JP 2019158665A JP 7387339 B2 JP7387339 B2 JP 7387339B2
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JP2021039424A (ja
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裕介 村松
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Canon Inc
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    • G—PHYSICS
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    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/08—Learning methods
    • G06N3/084—Backpropagation, e.g. using gradient descent
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
    • G06F18/214—Generating training patterns; Bootstrap methods, e.g. bagging or boosting
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G06N3/0464—Convolutional networks [CNN, ConvNet]
    • G—PHYSICS
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    • G—PHYSICS
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/82—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/14—Image acquisition
    • G06V30/148—Segmentation of character regions
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/19—Recognition using electronic means
    • G06V30/191—Design or setup of recognition systems or techniques; Extraction of features in feature space; Clustering techniques; Blind source separation
    • G06V30/1914—Determining representative reference patterns, e.g. averaging or distorting patterns; Generating dictionaries, e.g. user dictionaries
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/19—Recognition using electronic means
    • G06V30/191—Design or setup of recognition systems or techniques; Extraction of features in feature space; Clustering techniques; Blind source separation
    • G06V30/19173—Classification techniques
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/32—Digital ink
    • G06V30/333—Preprocessing; Feature extraction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/32—Digital ink
    • G06V30/36—Matching; Classification
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V30/414—Extracting the geometrical structure, e.g. layout tree; Block segmentation, e.g. bounding boxes for graphics or text
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/04—Architecture, e.g. interconnection topology
    • G06N3/045—Combinations of networks
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
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JP2019158665A 2019-08-30 2019-08-30 画像処理システム、画像処理方法、及びプログラム Active JP7387339B2 (ja)

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JP2019158665A JP7387339B2 (ja) 2019-08-30 2019-08-30 画像処理システム、画像処理方法、及びプログラム
US16/997,792 US11574489B2 (en) 2019-08-30 2020-08-19 Image processing system, image processing method, and storage medium

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US11954932B2 (en) * 2020-10-16 2024-04-09 Bluebeam, Inc. Systems and methods for automatic detection of features on a sheet
JP2022092119A (ja) * 2020-12-10 2022-06-22 キヤノン株式会社 画像処理装置、画像処理方法およびプログラム
CN113221737B (zh) * 2021-05-11 2023-09-05 杭州海康威视数字技术股份有限公司 一种物料信息的确定方法、装置、设备及存储介质
CN113344198B (zh) * 2021-06-09 2022-08-26 北京三快在线科技有限公司 一种模型训练的方法及装置
JP7739087B2 (ja) * 2021-08-24 2025-09-16 キヤノン株式会社 情報処理装置、抽出処理装置、画像処理システム、情報処理装置の制御方法、及びプログラム
CN113781356B (zh) * 2021-09-18 2024-06-04 北京世纪好未来教育科技有限公司 图像去噪模型的训练方法、图像去噪方法、装置及设备
JP7759162B2 (ja) * 2021-10-29 2025-10-23 キヤノン株式会社 画像処理装置及び画像処理方法
CN114299184B (zh) * 2021-12-30 2022-09-06 青海师范大学 基于语义匹配的藏式建筑彩绘线稿图上色方法及装置
CN114359940A (zh) * 2021-12-31 2022-04-15 上海临冠数据科技有限公司 一种错题本自动生成方法及装置
EP4213115B1 (en) * 2022-01-18 2025-07-02 Accenture Global Solutions Limited Object detection using neural networks
US12073642B2 (en) * 2022-01-18 2024-08-27 Accenture Global Solutions Limited Object detection using neural networks
JP7776129B2 (ja) * 2022-01-27 2025-11-26 Ｎｅｃソリューションイノベータ株式会社 異物検出用教師データ生成装置、学習済みモデル製造装置、異物検出装置、異物検出用教師データ生成方法、及びプログラム
EP4490626A1 (en) * 2022-04-20 2025-01-15 Bristol-Myers Squibb Company Framework for document layout and information extraction
US12327431B1 (en) * 2024-01-18 2025-06-10 Parascript Llc Methods and systems for forgery detection

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