JP2015501968A - 固有画像の生成を改良するための後処理 - Google Patents
固有画像の生成を改良するための後処理 Download PDFInfo
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- JP2015501968A JP2015501968A JP2014541068A JP2014541068A JP2015501968A JP 2015501968 A JP2015501968 A JP 2015501968A JP 2014541068 A JP2014541068 A JP 2014541068A JP 2014541068 A JP2014541068 A JP 2014541068A JP 2015501968 A JP2015501968 A JP 2015501968A
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- 238000012805 post-processing Methods 0.000 title description 11
- 238000000034 method Methods 0.000 claims abstract description 75
- 238000012545 processing Methods 0.000 claims abstract description 11
- 238000005286 illumination Methods 0.000 claims description 105
- 239000000463 material Substances 0.000 claims description 77
- 238000004590 computer program Methods 0.000 claims description 8
- 239000003086 colorant Substances 0.000 description 25
- 239000000126 substance Substances 0.000 description 13
- 230000003190 augmentative effect Effects 0.000 description 9
- 230000008859 change Effects 0.000 description 9
- 238000012360 testing method Methods 0.000 description 9
- 238000013507 mapping Methods 0.000 description 8
- 239000011159 matrix material Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000009499 grossing Methods 0.000 description 6
- 210000003739 neck Anatomy 0.000 description 6
- 238000002310 reflectometry Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000003595 spectral effect Effects 0.000 description 5
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- 230000009977 dual effect Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000003416 augmentation Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000010191 image analysis Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
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- 230000007246 mechanism Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
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- 230000006870 function Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000003064 k means clustering Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012015 optical character recognition Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000001454 recorded image Methods 0.000 description 1
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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/40—Picture signal circuits
- H04N1/40012—Conversion of colour to monochrome
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- G06T5/94—
-
- 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
- G06V10/56—Extraction of image or video features relating to colour
-
- 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
- G06V10/60—Extraction of image or video features relating to illumination properties, e.g. using a reflectance or lighting model
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10024—Color image
Abstract
Description
良好なシード(ほぼ等しい画素値を有するN×Nアレイ)が見出されると(ブロック104)、そのシードからトークンが成長される。ステップ112で、CPU12は、シードからの画素を待ち行列にプッシュする。待ち行列(キュー)内の画素は全て、領域マップ内で現行領域(現在の領域)IDでマークされている。次いで、CPU12は、待ち行列が空かどうか問い合わせる(決定ブロック114)。待ち行列が空でない場合、ルーチンはステップ116に進む。
新たな反射画像の導関数=(前の反射画像の導関数の絶対値と、元の画像の導関数の絶対値との小さい方)×(前の反射画像の導関数の符号)
Claims (7)
- 画像を処理するための自動化されコンピュータ化された方法であって、
画像を示す画像ファイルをコンピュータメモリに提供するステップと、
前記画像に対応する固有画像を生成するステップと、
二光源二色性反射モデルに応じて前記固有画像を修正するステップと
を備えて構成される方法。 - 前記固有画像が、照明画像を備え、二光源二色性反射モデルに応じて前記固有画像を修正するステップを行うことが、前記照明画像に示される照明色を、前記二光源二色性反射モデルに応じて方向付けられたラインに投影することによって行われる、請求項1に記載の方法。
- 固有物質画像を提供するさらなるステップと、前記修正された照明画像に応じて前記物質画像を修正するさらなるステップとを含む、請求項2に記載の方法。
- CPUと、
画像を含む画像ファイルを記憶するメモリと
を備え、前記CPUが、前記画像に対応する固有画像を生成し、かつ二光源二色性反射モデルに応じて前記固有画像を修正するためのルーチンを実行するように配置され構成される、
コンピュータシステム。 - コンピュータ可読媒体に実装されたコンピュータプログラム製品であって、画像を示す画像ファイルをコンピュータメモリに提供し、前記画像に対応する固有画像を生成し、二光源二色性反射モデルに応じて前記固有画像を修正するようにコンピュータを制御するよう動作可能なコンピュータ実行可能プロセスステップを含む、コンピュータプログラム製品。
- 前記固有画像が、照明画像を備え、二光源二色性反射モデルに応じて前記固有画像を修正するプロセスステップが、前記照明画像内に示される照明色を、前記二光源二色性反射モデルに応じて方向付けられたラインに投影するためのプロセスステップによって実施される、請求項5に記載のコンピュータプログラム製品。
- 固有物質画像を提供するためのさらなるプロセスステップと、前記修正された照明画像に応じて前記物質画像を修正するためのさらなるプロセスステップとを含む、請求項6に記載のコンピュータプログラム製品。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/290,442 US8553979B2 (en) | 2011-11-07 | 2011-11-07 | Post processing for improved generation of intrinsic images |
US13/290,442 | 2011-11-07 | ||
PCT/US2012/058926 WO2013070349A1 (en) | 2011-11-07 | 2012-10-05 | Post processing for improved generation of intrinsic images |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015501968A true JP2015501968A (ja) | 2015-01-19 |
JP5860970B2 JP5860970B2 (ja) | 2016-02-16 |
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JP2014541068A Active JP5860970B2 (ja) | 2011-11-07 | 2012-10-05 | 固有画像の生成を改良するための後処理 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8553979B2 (ja) |
EP (1) | EP2776979B1 (ja) |
JP (1) | JP5860970B2 (ja) |
WO (1) | WO2013070349A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8391601B2 (en) * | 2009-04-30 | 2013-03-05 | Tandent Vision Science, Inc. | Method for image modification |
US8798392B2 (en) * | 2010-11-10 | 2014-08-05 | Tandent Vision Science, Inc. | Method and system for generating intrinsic images using a smooth illumination constraint |
CN112348778B (zh) * | 2020-10-21 | 2023-10-27 | 深圳市优必选科技股份有限公司 | 一种物体识别方法、装置、终端设备及存储介质 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009524885A (ja) * | 2006-01-27 | 2009-07-02 | タンデント ビジョン サイエンス インコーポレーティッド | 画像処理用の二光源二色性反射モデル |
WO2010126574A1 (en) * | 2009-04-30 | 2010-11-04 | Tandent Vision Science, Inc. | Improved method for image modification |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7714858B2 (en) * | 2003-04-18 | 2010-05-11 | Hewlett-Packard Development Company, L.P. | Distributed rendering of interactive soft shadows |
EP1842153B1 (en) | 2005-01-27 | 2012-08-01 | Tandent Vision Science, Inc. | Differentiation of illumination and reflection boundaries |
US8976173B2 (en) | 2006-01-27 | 2015-03-10 | Tandent Vision Science, Inc. | Bi-illuminant dichromatic reflection model for image manipulation |
US7596266B2 (en) | 2006-04-13 | 2009-09-29 | Tandent Vision Science, Inc. | Method and system for separating illumination and reflectance using a log color space |
US8139867B2 (en) | 2008-12-05 | 2012-03-20 | Tandent Vision Science, Inc. | Image segregation system architecture |
US8346022B2 (en) | 2009-09-02 | 2013-01-01 | Tandent Vision Science, Inc. | System and method for generating an intrinsic image using tone mapping and log chromaticity |
US8311338B2 (en) * | 2009-09-15 | 2012-11-13 | Tandent Vision Science, Inc. | Method and system for learning a same-material constraint in an image |
US9563815B2 (en) * | 2009-09-15 | 2017-02-07 | Tandent Vision Science, Inc. | Method and system for processing an image received from a remote source |
US8577135B2 (en) * | 2009-11-17 | 2013-11-05 | Tandent Vision Science, Inc. | System and method for detection of specularity in an image |
US8483480B2 (en) | 2009-12-18 | 2013-07-09 | Tandent Vision Science, Inc. | Method and system for factoring an illumination image |
US9760799B2 (en) | 2010-03-10 | 2017-09-12 | Tandent Vision Science, Inc. | Pipeline for generating an intrinsic image |
US8542917B2 (en) | 2010-11-10 | 2013-09-24 | Tandent Vision Science, Inc. | System and method for identifying complex tokens in an image |
US8655102B2 (en) * | 2011-06-10 | 2014-02-18 | Tandent Vision Science, Inc. | Method and system for identifying tokens in an image |
US8249342B1 (en) | 2011-11-21 | 2012-08-21 | Tandent Vision Science, Inc. | Color analytics for a digital image |
-
2011
- 2011-11-07 US US13/290,442 patent/US8553979B2/en active Active
-
2012
- 2012-10-05 WO PCT/US2012/058926 patent/WO2013070349A1/en active Application Filing
- 2012-10-05 JP JP2014541068A patent/JP5860970B2/ja active Active
- 2012-10-05 EP EP12846983.0A patent/EP2776979B1/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009524885A (ja) * | 2006-01-27 | 2009-07-02 | タンデント ビジョン サイエンス インコーポレーティッド | 画像処理用の二光源二色性反射モデル |
WO2010126574A1 (en) * | 2009-04-30 | 2010-11-04 | Tandent Vision Science, Inc. | Improved method for image modification |
Also Published As
Publication number | Publication date |
---|---|
JP5860970B2 (ja) | 2016-02-16 |
US20130114891A1 (en) | 2013-05-09 |
WO2013070349A1 (en) | 2013-05-16 |
EP2776979A4 (en) | 2016-04-13 |
EP2776979A1 (en) | 2014-09-17 |
EP2776979B1 (en) | 2018-12-26 |
US8553979B2 (en) | 2013-10-08 |
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