JP5102370B2 - コントラスト促進のためのヒストグラム・モデリング・ベースのアルゴリズム - Google Patents

コントラスト促進のためのヒストグラム・モデリング・ベースのアルゴリズム Download PDF

Info

Publication number
JP5102370B2
JP5102370B2 JP2010543284A JP2010543284A JP5102370B2 JP 5102370 B2 JP5102370 B2 JP 5102370B2 JP 2010543284 A JP2010543284 A JP 2010543284A JP 2010543284 A JP2010543284 A JP 2010543284A JP 5102370 B2 JP5102370 B2 JP 5102370B2
Authority
JP
Japan
Prior art keywords
histogram
diffusion
image
model
determining
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2010543284A
Other languages
English (en)
Japanese (ja)
Other versions
JP2011514030A (ja
JP2011514030A5 (enExample
Inventor
チ、インギョン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of JP2011514030A publication Critical patent/JP2011514030A/ja
Publication of JP2011514030A5 publication Critical patent/JP2011514030A5/ja
Application granted granted Critical
Publication of JP5102370B2 publication Critical patent/JP5102370B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
    • H04N1/4072—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original
    • H04N1/4074—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original using histograms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/57—Control of contrast or brightness
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/10—Image enhancement or restoration using non-spatial domain filtering
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/40—Image enhancement or restoration using histogram techniques
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20048—Transform domain processing
    • G06T2207/20056—Discrete and fast Fourier transform, [DFT, FFT]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • User Interface Of Digital Computer (AREA)
JP2010543284A 2008-01-17 2009-01-16 コントラスト促進のためのヒストグラム・モデリング・ベースのアルゴリズム Expired - Fee Related JP5102370B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US2183108P 2008-01-17 2008-01-17
US61/021,831 2008-01-17
US12/169,439 US8457399B2 (en) 2008-01-17 2008-07-08 Histogram-modeling based algorithm for contrast enhancement
US12/169,439 2008-07-08
PCT/US2009/031304 WO2009092018A1 (en) 2008-01-17 2009-01-16 A histogram-modeling based algorithm for contrast enhancement

Publications (3)

Publication Number Publication Date
JP2011514030A JP2011514030A (ja) 2011-04-28
JP2011514030A5 JP2011514030A5 (enExample) 2012-06-07
JP5102370B2 true JP5102370B2 (ja) 2012-12-19

Family

ID=40876549

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010543284A Expired - Fee Related JP5102370B2 (ja) 2008-01-17 2009-01-16 コントラスト促進のためのヒストグラム・モデリング・ベースのアルゴリズム

Country Status (7)

Country Link
US (1) US8457399B2 (enExample)
EP (1) EP2229768A1 (enExample)
JP (1) JP5102370B2 (enExample)
KR (2) KR101239246B1 (enExample)
CN (1) CN101897173B (enExample)
TW (1) TW201002045A (enExample)
WO (1) WO2009092018A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10645346B2 (en) 2013-01-18 2020-05-05 Careview Communications, Inc. Patient video monitoring systems and methods having detection algorithm recovery from changes in illumination
TWI408619B (zh) * 2009-11-16 2013-09-11 Inst Information Industry 影像對比提昇裝置及其方法
CN101707666A (zh) * 2009-11-26 2010-05-12 北京中星微电子有限公司 一种高动态范围的调整方法和装置
US8577141B2 (en) * 2010-11-05 2013-11-05 Lg Innotek Co., Ltd. Method of enhancing contrast using bezier curve
CN102314673B (zh) * 2011-08-02 2013-06-05 中国科学院长春光学精密机械与物理研究所 一种自适应图像增强方法
CN104952052A (zh) * 2014-03-28 2015-09-30 南京理工大学 一种对emccd图像进行增强的方法
CN109003227B (zh) * 2018-06-29 2021-07-27 Tcl华星光电技术有限公司 一种增强对比度的装置及显示器
CN113112435B (zh) * 2020-04-23 2023-09-22 江苏理工学院 一种小波域正反图像融合的可变对比度增强方法及装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07240166A (ja) 1994-02-25 1995-09-12 Hitachi Ltd 電子顕微鏡
US5581370A (en) 1995-06-05 1996-12-03 Xerox Corporation Image-dependent automatic area of interest enhancement
EP0810551B1 (en) 1996-05-30 2002-07-17 Agfa-Gevaert Detection of and correction for specular reflections in digital image acquisition
EP1223745B1 (en) 2001-01-05 2006-10-18 Seiko Epson Corporation System and method for processing image data, computer program for performing the method and data storage medium carrying the program
EP1345172A1 (en) 2002-02-26 2003-09-17 Sony International (Europe) GmbH Contrast enhancement for digital images

Also Published As

Publication number Publication date
US8457399B2 (en) 2013-06-04
EP2229768A1 (en) 2010-09-22
CN101897173B (zh) 2012-12-05
JP2011514030A (ja) 2011-04-28
KR20100101174A (ko) 2010-09-16
KR101205273B1 (ko) 2012-11-27
TW201002045A (en) 2010-01-01
WO2009092018A1 (en) 2009-07-23
KR20120051103A (ko) 2012-05-21
CN101897173A (zh) 2010-11-24
KR101239246B1 (ko) 2013-03-18
US20090185743A1 (en) 2009-07-23

Similar Documents

Publication Publication Date Title
JP5102370B2 (ja) コントラスト促進のためのヒストグラム・モデリング・ベースのアルゴリズム
KR100756318B1 (ko) 이득 조절 가능한 절단 빈도함수 평활화를 이용한 영상처리 방법 및 시스템
Chang et al. Automatic contrast-limited adaptive histogram equalization with dual gamma correction
US20010046320A1 (en) Digital imaging
WO2014169579A1 (zh) 一种色彩增强方法及装置
KR20140072386A (ko) 영상 처리 장치 및 방법
CN110889802B (zh) 图像处理方法和装置
US20090202167A1 (en) Method and apparatus for image enhancement
JP5440241B2 (ja) 画像強調装置、画像強調方法及び画像強調プログラム
US11750935B2 (en) Systems and methods of image enhancement
JP6624061B2 (ja) 画像処理方法、画像処理装置、及び画像処理プログラムを記憶する記録媒体
US20040120599A1 (en) Detection and enhancement of backlit images
CN116438594B (zh) 图像亮度调节方法、图像亮度调节装置、电子设备
KR102128997B1 (ko) 치아의 골 연령을 결정하기 위한 장치, 방법 및 명령을 기록한 기록 매체
JP2011514030A5 (enExample)
JP2017502429A (ja) 画像処理装置、電子機器及び方法
CN116977190A (zh) 图像处理方法、装置、设备、存储介质及程序产品
JP6631076B2 (ja) 画像処理装置、プログラム及び画像処理方法
Basheer et al. ILLUMINATION ENHANCEMENT OF NIGHTTIME IMAGES USING A REGULATED SINGLE SCALE RETINEX ALGORITHM.
CN113436106A (zh) 水下图像的增强方法、装置及计算机存储介质
JP7145651B2 (ja) 画像処理装置及びプログラム
JP6801647B2 (ja) 画像処理装置および方法
CN117291820B (zh) 一种用于彩色图像添加噪声的方法
JP7502687B2 (ja) 画像調整方法、プログラムおよび画像調整装置
CN120374469A (zh) 图像处理方法及其装置

Legal Events

Date Code Title Description
A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120131

A524 Written submission of copy of amendment under article 19 pct

Free format text: JAPANESE INTERMEDIATE CODE: A524

Effective date: 20120419

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20120828

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20120927

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20151005

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Ref document number: 5102370

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees