WO2009034688A1 - 画像処理方法およびプログラム - Google Patents
画像処理方法およびプログラム Download PDFInfo
- Publication number
- WO2009034688A1 WO2009034688A1 PCT/JP2008/002297 JP2008002297W WO2009034688A1 WO 2009034688 A1 WO2009034688 A1 WO 2009034688A1 JP 2008002297 W JP2008002297 W JP 2008002297W WO 2009034688 A1 WO2009034688 A1 WO 2009034688A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- image
- value
- vector
- objective function
- processing method
- Prior art date
Links
- 238000003672 processing method Methods 0.000 title abstract 2
- 238000001914 filtration Methods 0.000 abstract 1
- 239000011159 matrix material Substances 0.000 abstract 1
- 238000005457 optimization Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/73—Deblurring; Sharpening
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Image Processing (AREA)
Abstract
本発明は、ボケ画像から鮮明な画像を求める画像処理方法であって、ボケ画像の画素値を格納する画像データの配列を2次元から1次元ベクトルに変換する工程と、1次元ベクトルに作用する2次元行列演算の全てをボケ画像の画像データに対する画像のフィルタリングに変換し、鮮明な画像を推定する目的関数の計算に必要となる統計パラメータの値とともに目的関数の勾配ベクトルを算出する工程と、算出した勾配ベクトルを用いて、目的関数の値が最大または最小となるように鮮明な画像の画像データを勾配ベクトルのみを使用して計算される数値最適化法によって求める工程とを備えることを特徴とする。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/452,286 US8326071B2 (en) | 2007-09-10 | 2008-08-25 | Image processing method to restore an image |
US13/614,964 US20130004095A1 (en) | 2007-09-10 | 2012-09-13 | Image Processing Method and Program |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007-234556 | 2007-09-10 | ||
JP2007234557A JP5076758B2 (ja) | 2007-09-10 | 2007-09-10 | 画像処理方法およびプログラム |
JP2007234556A JP5076757B2 (ja) | 2007-09-10 | 2007-09-10 | 画像処理方法およびプログラム |
JP2007-234557 | 2007-09-10 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US13/614,964 Division US20130004095A1 (en) | 2007-09-10 | 2012-09-13 | Image Processing Method and Program |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009034688A1 true WO2009034688A1 (ja) | 2009-03-19 |
Family
ID=40451709
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/002297 WO2009034688A1 (ja) | 2007-09-10 | 2008-08-25 | 画像処理方法およびプログラム |
Country Status (2)
Country | Link |
---|---|
US (2) | US8326071B2 (ja) |
WO (1) | WO2009034688A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008034979B4 (de) * | 2008-07-25 | 2011-07-07 | EADS Deutschland GmbH, 85521 | Verfahren und Einrichtung zur Erzeugung von fehlerreduzierten hochauflösenden und kontrastverbesserten Bildern |
RU2608239C1 (ru) * | 2016-04-12 | 2017-01-17 | Общество с ограниченной ответственностью "Аби Девелопмент" | Способ и система определения пригодности изображения документа для оптического распознавания символов и других операций по обработке изображений |
US11227409B1 (en) | 2018-08-20 | 2022-01-18 | Waymo Llc | Camera assessment techniques for autonomous vehicles |
US11699207B2 (en) * | 2018-08-20 | 2023-07-11 | Waymo Llc | Camera assessment techniques for autonomous vehicles |
GB2578769B (en) | 2018-11-07 | 2022-07-20 | Advanced Risc Mach Ltd | Data processing systems |
GB2583061B (en) * | 2019-02-12 | 2023-03-15 | Advanced Risc Mach Ltd | Data processing systems |
US10785456B1 (en) | 2019-09-25 | 2020-09-22 | Haier Us Appliance Solutions, Inc. | Methods for viewing and tracking stored items |
CN113496185A (zh) * | 2020-05-26 | 2021-10-12 | 海信集团有限公司 | 一种冰箱和食材检测方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0755905A (ja) * | 1993-08-10 | 1995-03-03 | Hitachi Ltd | スペクトル分解方法 |
JP2007143851A (ja) * | 2005-11-28 | 2007-06-14 | Konica Minolta Medical & Graphic Inc | X線画像システム |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3999432B2 (ja) * | 2000-02-08 | 2007-10-31 | 富士フイルム株式会社 | 画像処理方法および装置並びに記録媒体 |
US6927922B2 (en) * | 2001-12-18 | 2005-08-09 | The University Of Rochester | Imaging using a multifocal aspheric lens to obtain extended depth of field |
US20060291750A1 (en) * | 2004-12-16 | 2006-12-28 | Peyman Milanfar | Dynamic reconstruction of high resolution video from low-resolution color-filtered video (video-to-video super-resolution) |
US20060291751A1 (en) * | 2004-12-16 | 2006-12-28 | Peyman Milanfar | Robust reconstruction of high resolution grayscale images from a sequence of low-resolution frames (robust gray super-resolution) |
US7639891B2 (en) * | 2005-12-23 | 2009-12-29 | Xerox Corporation | Corner sharpening using look-up table edge pixel identification |
JP2007207009A (ja) * | 2006-02-02 | 2007-08-16 | Fujitsu Ltd | 画像処理方法及び画像処理装置 |
US8064712B2 (en) * | 2007-01-24 | 2011-11-22 | Utc Fire & Security Americas Corporation, Inc. | System and method for reconstructing restored facial images from video |
-
2008
- 2008-08-25 US US12/452,286 patent/US8326071B2/en active Active
- 2008-08-25 WO PCT/JP2008/002297 patent/WO2009034688A1/ja active Application Filing
-
2012
- 2012-09-13 US US13/614,964 patent/US20130004095A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0755905A (ja) * | 1993-08-10 | 1995-03-03 | Hitachi Ltd | スペクトル分解方法 |
JP2007143851A (ja) * | 2005-11-28 | 2007-06-14 | Konica Minolta Medical & Graphic Inc | X線画像システム |
Non-Patent Citations (5)
Title |
---|
GIANNIS K. CHANTAS,ET AL.: "Bayesian Restoration Using a New Nonstationary Edgepreserving Image Prior", IEEE TRANSACTIONS ON IMAGE PROCESSING, vol. 15, no. 10, October 2006 (2006-10-01), pages 2987 - 2997 * |
KAZUHIRO FUJITA ET AL.: "Gazo Kakuritsu Model ni Motozuku Hiichiyo Rekka Gazo no Parameter Suitei to Fukugen", THE JOURNAL OF THE INSTITUTE IF IMAGE INFORMATION AND TELEVISION ENGINEERS, vol. 55, no. 6, 20 June 2001 (2001-06-20), pages 878 - 885 * |
KOJI FUJIMOTO ET AL.: "Gazo Kakuritsu model ni Motozuku Fukusu no Rekka Gazo kara no Fukugen", THE TRANSACTIONS OF THE INSTITUTE OF ELECTRONICS,INFORMATION AND COMMUNICATION ENGINEERS, vol. J82-D-2, no. 5, 25 May 1999 (1999-05-25), pages 863 - 871 * |
NOBORU YABUKI ET AL.: "Identeki Algorithm ni yoru Shoten Hazure Gazo no Bayesian Restoration Methods", IEICE TECHNICAL REPORT, vol. 97, no. 40, 15 May 1997 (1997-05-15), pages 143 - 150 * |
RUIMIN PAN ET AL.: "Efficient Huber-Markov Edge-Preserving Image Restoration", IEEE TRANSACTIONS ON IMAGE PROCESSING, vol. 15, no. 12, December 2006 (2006-12-01), pages 3728 - 3735 * |
Also Published As
Publication number | Publication date |
---|---|
US20130004095A1 (en) | 2013-01-03 |
US20100104208A1 (en) | 2010-04-29 |
US8326071B2 (en) | 2012-12-04 |
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