JP2009520305A - 手書きキャラクタ認識のための異書体に基づく筆者適応 - Google Patents
手書きキャラクタ認識のための異書体に基づく筆者適応 Download PDFInfo
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- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
- G06F3/023—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes
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Abstract
Description
Claims (20)
- 手書き分析を円滑にするシステムであって、
少なくとも1つの手書きキャラクタを受け取るインターフェースコンポーネントと、
前記少なくとも1つの手書きキャラクタの手書き文字認識を実現するように、筆跡スタイルに関連した異書体データに基づいて分類手段をトレーニングするパーソナライズ化コンポーネントと
を備えることを特徴とするシステム。 - 異書体データを生成する異書体コンポーネントをさらに備えることを特徴とする請求項1に記載のシステム。
- 前記異書体コンポーネントは、クラスタリング技法を使用して異書体データを自動的に生成することを特徴とする請求項2に記載のシステム。
- 前記クラスタリング技法の結果は、2分木および非類似度デンドログラムの少なくとも一方によって可視化されることを特徴とする請求項2に記載のシステム。
- 前記クラスタリング技法は、距離尺度として動的時間伸縮を使用する階層集積クラスタリング手法であることを特徴とする請求項3に記載のシステム。
- 異書体ニューラルネットワークに入力を提供するために多項特徴技法を使用する異書体ニューラルネットワーク(異書体NN)である第1の認識手段を利用する分類手段コンポーネントをさらに備えることを特徴とする請求項1に記載のシステム。
- 前記異書体NNは異書体データを使用してトレーニングされることを特徴とする請求項6に記載のシステム。
- 前記第1の認識手段および前記異書体NNは、シンプルフォルダ、線形フォルダ、および異書体フォルダの少なくとも1つを使用することを特徴とする請求項6に記載のシステム。
- 前記分類手段コンポーネントは、多項特徴技法を使用する基本ニューラルネットワーク(基本NN)である第2の認識手段を、基本ニューラルネットワークに入力を与えるのに利用することを特徴とする請求項6に記載のシステム。
- 前記基本NNは、非異書体データを使用してトレーニングされることを特徴とする請求項9に記載のシステム。
- 前記第1の認識手段の出力および前記第2の認識手段の出力を組み合わせることができる組合せコンポーネントをさらに備えることを特徴とする請求項9に記載のシステム。
- 前記組合せコンポーネントは、線形組合せ手段および線形分類手段の少なくとも一方を利用することを特徴とする請求項11に記載のシステム。
- 前記組合せコンポーネントは、データから学習することができる組合せ手段分類手段を利用することを特徴とする請求項11に記載のシステム。
- 前記組合せ手段分類手段はサポートベクターマシンであることを特徴とする請求項13に記載のシステム。
- 前記サポートベクターマシンは、ユーザからの筆跡サンプルを使用して、前記第1の認識手段の出力および前記第2の認識手段の出力を最適なやり方で組み合わせることを学習することを特徴とする請求項14に記載のシステム。
- 前記パーソナライズ化コンポーネントは、疲労による変質を考慮に入れて、前記手書きキャラクタを推測することを特徴とする請求項1に記載のシステム。
- 前記異書体データは、地理的領域、学区、言語、および書き方の少なくとも1つに少なくとも部分的に基づき得ることを特徴とする請求項1に記載のシステム。
- 手書き文字認識の実現を円滑にするマシン実行方法であって、
異書体データを生成するステップと、
前記異書体データを使用して第1の分類手段をトレーニングするステップと、
手書きキャラクタの最適化された手書き文字認識を実現するステップと
を含むことを特徴とする方法。 - 手書きキャラクタを受け取るステップと、
異書体データを自動的に作成し、第2の分類手段を非異書体データでトレーニングする特徴ベクトルを与えるステップと、
線形組合せ手段、パーソナライザ、サポートベクターマシン(SVM)、および組合せ手段分類手段の少なくとも1つを使用して、前記第1および第2の分類手段の出力を組み合わせるステップと
をさらに含むことを特徴とする請求項18に記載の方法。 - 手書き分析を円滑にするマシン実装システムであって、
少なくとも1つの手書きキャラクタを受け取る手段と、
筆跡スタイルに関連した異書体データに基づいて、前記少なくとも1つの手書きキャラクタの手書き文字認識を実現するように分類手段をトレーニングする手段と
を備えることを特徴とするシステム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/305,968 US7646913B2 (en) | 2005-12-19 | 2005-12-19 | Allograph based writer adaptation for handwritten character recognition |
US11/305,968 | 2005-12-19 | ||
PCT/US2006/048404 WO2007075669A1 (en) | 2005-12-19 | 2006-12-18 | Allograph based writer adaptation for handwritten character recognition |
Publications (3)
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JP2009520305A true JP2009520305A (ja) | 2009-05-21 |
JP2009520305A5 JP2009520305A5 (ja) | 2010-02-04 |
JP5255450B2 JP5255450B2 (ja) | 2013-08-07 |
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JP2008547437A Expired - Fee Related JP5255450B2 (ja) | 2005-12-19 | 2006-12-18 | 手書きキャラクタ認識のための異書体に基づく筆者適応 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7646913B2 (ja) |
EP (1) | EP1969487B1 (ja) |
JP (1) | JP5255450B2 (ja) |
KR (1) | KR101411241B1 (ja) |
CN (1) | CN101331476B (ja) |
WO (1) | WO2007075669A1 (ja) |
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KR102383624B1 (ko) | 2014-04-04 | 2022-04-05 | 마이스크립트 | 중첩된 필기 인식 기술을 위한 시스템 및 방법 |
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US7646913B2 (en) | 2010-01-12 |
JP5255450B2 (ja) | 2013-08-07 |
EP1969487A4 (en) | 2015-08-12 |
EP1969487B1 (en) | 2019-09-04 |
KR20080086449A (ko) | 2008-09-25 |
EP1969487A1 (en) | 2008-09-17 |
US20070140561A1 (en) | 2007-06-21 |
WO2007075669A1 (en) | 2007-07-05 |
KR101411241B1 (ko) | 2014-06-24 |
CN101331476A (zh) | 2008-12-24 |
CN101331476B (zh) | 2012-07-11 |
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