JP2009080635A5 - - Google Patents
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- JP2009080635A5 JP2009080635A5 JP2007249173A JP2007249173A JP2009080635A5 JP 2009080635 A5 JP2009080635 A5 JP 2009080635A5 JP 2007249173 A JP2007249173 A JP 2007249173A JP 2007249173 A JP2007249173 A JP 2007249173A JP 2009080635 A5 JP2009080635 A5 JP 2009080635A5
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- recognition
- character string
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Claims (6)
前記画像から前記特定領域の候補となる領域を抽出する領域抽出手段と、
前記領域抽出手段によって抽出された前記領域を文字認識する文字認識手段と、
特定文字列に含まれる文字と、前記特定文字列に含まれない文字とを含む第１の辞書に基づき、前記文字認識手段による認識結果において前記特定文字列が含まれる場合に前記領域を前記特定領域であると判定し、前記文字認識手段による認識結果において前記特定文字列が含む文字が含まれない場合に前記領域は前記特定領域ではないと判定する判定手段と
を備えたことを特徴とする画像検出装置。 An image detection device for extracting a specific area from an image,
Region extracting means for extracting a region that is a candidate for the specific region from the image ;
Character recognition means for recognizing the area extracted by the area extraction means;
Based on the first dictionary including characters included in the specific character string and characters not included in the specific character string, the region is specified when the specific character string is included in the recognition result by the character recognition unit. And a determination unit that determines that the region is not the specific region when the character recognition unit does not include a character included in the specific character string in the recognition result of the character recognition unit. Image detection device.
を備えたことを特徴とする請求項１に記載の画像検出装置。 The image detection apparatus according to claim 1, further comprising a recognition result correcting unit that corrects the recognition result to the specific character string when there is a character included in the specific character string in the recognition result. .
ことを特徴とする請求項１または２に記載の画像検出装置。 3. The image detection apparatus according to claim 1, wherein the determination unit uses a plurality of dictionaries including the first dictionary for each recognition target when a plurality of recognition targets exist in the region.
前記画像から前記特定領域の候補となる領域を領域抽出手段が抽出する領域抽出ステップと、
前記領域抽出ステップによって抽出された前記領域を文字認識手段が文字認識する文字認識ステップと、
特定文字列に含まれる文字と、前記特定文字列に含まれない文字とを含む第１の辞書に基づき、前記文字認識ステップによる認識結果において前記特定文字列が含まれる場合に前記領域を前記特定領域であると判定し、前記文字認識ステップによる認識結果において前記特定文字列が含む文字が含まれない場合に前記領域は前記特定領域ではないと判定手段が判定する判定ステップと
を備えることを特徴とする画像検出方法。 An image detection method for extracting a specific area from an image,
A region extracting step in which a region extracting unit extracts a region that is a candidate for the specific region from the image ;
A character recognition step in which character recognition means recognizes the region extracted by the region extraction step;
Based on a first dictionary including characters included in the specific character string and characters not included in the specific character string, the region is specified when the specific character string is included in the recognition result of the character recognition step. A determination step for determining that the region is not the specific region when the recognition result of the character recognition step does not include the character included in the specific character string. Image detection method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007249173A JP5383022B2 (en) | 2007-09-26 | 2007-09-26 | Image detection apparatus and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007249173A JP5383022B2 (en) | 2007-09-26 | 2007-09-26 | Image detection apparatus and method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009080635A JP2009080635A (en) | 2009-04-16 |
| JP2009080635A5 true JP2009080635A5 (en) | 2010-11-11 |
| JP5383022B2 JP5383022B2 (en) | 2014-01-08 |
Family
ID=40655341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007249173A Expired - Fee Related JP5383022B2 (en) | 2007-09-26 | 2007-09-26 | Image detection apparatus and method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5383022B2 (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6290800A (en) * | 1985-10-17 | 1987-04-25 | 財団法人 日本交通管理技術協会 | Automatic vehicle number reading system |
| JP2898562B2 (en) * | 1995-01-05 | 1999-06-02 | 日本無線株式会社 | License plate determination method |
| JPH09259219A (en) * | 1996-03-26 | 1997-10-03 | Sharp Corp | Character recognition method |
| JP3452774B2 (en) * | 1997-10-16 | 2003-09-29 | 富士通株式会社 | Character recognition method |
| JP3639126B2 (en) * | 1998-01-22 | 2005-04-20 | 富士通株式会社 | Address recognition device and address recognition method |
| JP3987264B2 (en) * | 2000-03-24 | 2007-10-03 | 富士通株式会社 | License plate reader and method |
-
2007
- 2007-09-26 JP JP2007249173A patent/JP5383022B2/en not_active Expired - Fee Related
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