JP2009545807A - 2段階テキスト認識 - Google Patents
2段階テキスト認識 Download PDFInfo
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- JP2009545807A JP2009545807A JP2009522761A JP2009522761A JP2009545807A JP 2009545807 A JP2009545807 A JP 2009545807A JP 2009522761 A JP2009522761 A JP 2009522761A JP 2009522761 A JP2009522761 A JP 2009522761A JP 2009545807 A JP2009545807 A JP 2009545807A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
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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
- G06V30/10—Character recognition
- G06V30/22—Character recognition characterised by the type of writing
- G06V30/226—Character recognition characterised by the type of writing of cursive writing
-
- 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
-
- 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
- G06V30/10—Character recognition
- G06V30/26—Techniques for post-processing, e.g. correcting the recognition result
- G06V30/262—Techniques for post-processing, e.g. correcting the recognition result using context analysis, e.g. lexical, syntactic or semantic context
-
- 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
- G06V30/10—Character recognition
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- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Artificial Intelligence (AREA)
- Life Sciences & Earth Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Bioinformatics & Computational Biology (AREA)
- Data Mining & Analysis (AREA)
- Evolutionary Biology (AREA)
- Evolutionary Computation (AREA)
- General Engineering & Computer Science (AREA)
- Character Discrimination (AREA)
Abstract
Description
Claims (20)
- テキスト認識を容易にするシステムであって、
テキストと関連付けられた言語の結合ルールに基づいてあらかじめ定義された単語グループ(202、204、206、208)を認識する認識装置コンポーネント(110)と、
前記単語グループ(202、204、206、208)を形成する構成文字を認識する追加的認識装置コンポーネント(112)と
を備えたことを特徴とするシステム。 - 前記結合ルールは、PAW(Part of an Arabic Word )を定義することを特徴とする請求項1に記載のシステム。
- 前記認識装置コンポーネントおよび前記追加的認識装置コンポーネントは、ニューラルネットを基礎とすることを特徴とする請求項1に記載のシステム。
- 意字体データと関連付けられた分類器を訓練させる個性化コンポーネントをさらに備えたことを特徴とする請求項1に記載のシステム。
- 前記異字体データは、手書き様式を現すことを特徴とする請求項4に記載のシステム。
- 前記個性化コンポーネントは、書き手に依存しない筆跡を、ユーザの個性化した手書きに変換する適応機能を含むことを特徴とする請求項4に記載のシステム。
- テキスト認識をさらに容易にする人口知能コンポーネントをさらに備えたことを特徴とする請求項1に記載のシステム。
- 前記認識装置コンポーネントは、ビーム探索機能を有することを特徴とする請求項1に記載のシステム。
- 前記個性化コンポーネントは、文字の出現に対する確率を提供するマッピング機能を含むことを特徴とする請求項6に記載のシステム。
- テキストを認識する方法であって、
テキスト入力を、テキストの言語に対する結合ルールに基づいてつながった、あらかじめ定義された結合文字グループ(202、204、206、208)と比較すること、
前記あらかじめ定義された結合文字グループ(202、204、206、208)から予想される一致(530)を選択すること、および
予想される一致と構成文字(540)とを比較すること
を備えたことを特徴とする方法。 - 結合文字グループを、PAWとしてあらかじめ定義することをさらに備えたことを特徴とする請求項10に記載の方法。
- 結合文字にラベルを付けることをさらに備えたことを特徴とする請求項11に記載の方法。
- 認識する前記結合文字から特徴を抽出することをさらに備えたことを特徴とする請求項11に記載の方法。
- ビタビ探索法を用いることをさらに備えたことを特徴とする請求項13に記載の方法。
- 上部分割シナリオを決定することをさらに備えたことを特徴とする請求項14に記載の方法。
- 意字体データに基づいて分類器を訓練することをさらに備えたことを特徴とする請求項14に記載の方法。
- 訓練動作に基づいて筆跡認識を最適化することをさらに備えたことを特徴とする請求項16に記載の方法。
- 一般的な手書きを、個性化した筆跡に変換することをさらに備えたことを特徴とする請求項17に記載の方法。
- 文字のマッピングに基づいて、文字を特定の様式に一致させることをさらに備えたことを特徴とする請求項18に記載の方法。
- テキスト認識を容易にするシステムであって、
前記テキスト(202、204、206、208)と関連付けられた言語の結合ルールに基づいてあらかじめ定義された単語グループを認識(110)する手段と、
前記単語グループを形成する構成文字を追加的に認識(112)する手段と
を備えたことを特徴とするシステム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/461,050 US7724957B2 (en) | 2006-07-31 | 2006-07-31 | Two tiered text recognition |
US11/461,050 | 2006-07-31 | ||
PCT/US2007/015214 WO2008016454A1 (en) | 2006-07-31 | 2007-06-28 | Two tiered text recognition |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009545807A true JP2009545807A (ja) | 2009-12-24 |
JP5211050B2 JP5211050B2 (ja) | 2013-06-12 |
Family
ID=38986369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009522761A Expired - Fee Related JP5211050B2 (ja) | 2006-07-31 | 2007-06-28 | 2段階テキスト認識 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7724957B2 (ja) |
EP (1) | EP2047409B1 (ja) |
JP (1) | JP5211050B2 (ja) |
KR (1) | KR101312804B1 (ja) |
CN (1) | CN101496036B (ja) |
CA (1) | CA2654893C (ja) |
IL (1) | IL196017A (ja) |
WO (1) | WO2008016454A1 (ja) |
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JP2011243201A (ja) * | 2010-05-13 | 2011-12-01 | King Abdulaziz City For Science & Technology (Kacst) | 光学式文字認識用に画像を前処理するための方法およびシステム |
JP2012003756A (ja) * | 2010-06-12 | 2012-01-05 | King Abdulaziz City For Science & Technology (Kacst) | 光学式文字認識用に画像を前処理するための方法およびシステム |
JP2012234512A (ja) * | 2011-05-06 | 2012-11-29 | King Abdulaziz City For Science & Technology (Kacst) | テキストセグメンテーションのための方法、コンピュータプログラム製品およびシステム |
JP2013235574A (ja) * | 2012-05-09 | 2013-11-21 | King Abdulaziz City For Science & Technology (Kacst) | 光学式文字認識用に画像を前処理するための方法およびシステム |
JP2014106961A (ja) * | 2009-04-27 | 2014-06-09 | King Abdulaziz City For Science & Technology (Kacst) | アラビア語テキストを自動的に認識するためのコンピュータによって実行される方法、およびコンピュータプログラム |
JP2014219954A (ja) * | 2013-05-12 | 2014-11-20 | キング・アブドゥルアジズ・シティ・フォー・サイエンス・アンド・テクノロジー(ケイ・エイ・シィ・エス・ティ)King Abdulaziz City For Scienceand Technology (Kacst) | アラビア語テキストを自動的に認識するための方法 |
JP2019523954A (ja) * | 2016-05-20 | 2019-08-29 | 聚龍股▲ふん▼有限公司Julong Co., Ltd | 紙幣管理方法、システム、プログラム及び記録媒体 |
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- 2007-06-28 CA CA2654893A patent/CA2654893C/en not_active Expired - Fee Related
- 2007-06-28 CN CN2007800284942A patent/CN101496036B/zh not_active Expired - Fee Related
- 2007-06-28 EP EP07835943.7A patent/EP2047409B1/en not_active Not-in-force
- 2007-06-28 KR KR1020097001577A patent/KR101312804B1/ko not_active IP Right Cessation
- 2007-06-28 WO PCT/US2007/015214 patent/WO2008016454A1/en active Application Filing
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2008
- 2008-12-18 IL IL196017A patent/IL196017A/en active IP Right Revival
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JP2012234512A (ja) * | 2011-05-06 | 2012-11-29 | King Abdulaziz City For Science & Technology (Kacst) | テキストセグメンテーションのための方法、コンピュータプログラム製品およびシステム |
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JP2014219954A (ja) * | 2013-05-12 | 2014-11-20 | キング・アブドゥルアジズ・シティ・フォー・サイエンス・アンド・テクノロジー(ケイ・エイ・シィ・エス・ティ)King Abdulaziz City For Scienceand Technology (Kacst) | アラビア語テキストを自動的に認識するための方法 |
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Also Published As
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EP2047409B1 (en) | 2015-12-09 |
IL196017A (en) | 2012-02-29 |
JP5211050B2 (ja) | 2013-06-12 |
CA2654893C (en) | 2014-10-07 |
KR20090035541A (ko) | 2009-04-09 |
IL196017A0 (en) | 2009-09-01 |
CN101496036B (zh) | 2012-09-19 |
CN101496036A (zh) | 2009-07-29 |
US7724957B2 (en) | 2010-05-25 |
KR101312804B1 (ko) | 2013-09-27 |
EP2047409A1 (en) | 2009-04-15 |
US20080025610A1 (en) | 2008-01-31 |
EP2047409A4 (en) | 2013-03-27 |
CA2654893A1 (en) | 2008-02-07 |
WO2008016454A1 (en) | 2008-02-07 |
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