ATE512421T1 - Verfahren und system zur verbesserung von digitalen bildern - Google Patents

Verfahren und system zur verbesserung von digitalen bildern

Info

Publication number
ATE512421T1
ATE512421T1 AT06790859T AT06790859T ATE512421T1 AT E512421 T1 ATE512421 T1 AT E512421T1 AT 06790859 T AT06790859 T AT 06790859T AT 06790859 T AT06790859 T AT 06790859T AT E512421 T1 ATE512421 T1 AT E512421T1
Authority
AT
Austria
Prior art keywords
signal
decomposed
images
pixel
noise
Prior art date
Application number
AT06790859T
Other languages
English (en)
Inventor
Paul Geiger
Vittorio Accomazzi
Original Assignee
Cedara Software Corp
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 Cedara Software Corp filed Critical Cedara Software Corp
Application granted granted Critical
Publication of ATE512421T1 publication Critical patent/ATE512421T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/73—Deblurring; Sharpening
    • G06T5/75—Unsharp masking
    • 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
    • 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
    • G06T2207/20016—Hierarchical, coarse-to-fine, multiscale or multiresolution image processing; Pyramid transform
    • 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
    • G06T2207/20024—Filtering details
    • G06T2207/20032—Median filtering
    • 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
    • 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
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Facsimile Image Signal Circuits (AREA)
AT06790859T 2005-11-23 2006-10-19 Verfahren und system zur verbesserung von digitalen bildern ATE512421T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US73900005P 2005-11-23 2005-11-23
PCT/CA2006/001707 WO2007059602A1 (en) 2005-11-23 2006-10-19 Method and system for enhancing digital images

Publications (1)

Publication Number Publication Date
ATE512421T1 true ATE512421T1 (de) 2011-06-15

Family

ID=38066863

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06790859T ATE512421T1 (de) 2005-11-23 2006-10-19 Verfahren und system zur verbesserung von digitalen bildern

Country Status (6)

Country Link
US (1) US8594444B2 (de)
EP (1) EP1952344B1 (de)
JP (1) JP2009516882A (de)
AT (1) ATE512421T1 (de)
CA (1) CA2629187A1 (de)
WO (1) WO2007059602A1 (de)

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US11798135B2 (en) 2021-02-24 2023-10-24 Gn Audio A/S Method and system for three-dimensional noise reduction and contrast enhancement of images
CN112966620A (zh) * 2021-03-15 2021-06-15 北京鹰瞳科技发展股份有限公司 眼底图像处理方法、模型训练方法及设备
CN115150576B (zh) * 2021-03-30 2025-08-19 伟光有限公司 图像处理方法、装置及电子设备
CN113129235B (zh) * 2021-04-22 2024-10-08 深圳市深图医学影像设备有限公司 一种医学图像噪声抑制算法
US12307636B2 (en) * 2021-05-24 2025-05-20 Verily Life Sciences Llc Specular reflection reduction in endoscope visualization
CN113724145B (zh) * 2021-07-13 2024-04-26 西姆高新技术（江苏）有限公司 X光图像处理方法及装置
CN113963387B (zh) * 2021-10-12 2024-04-19 华南农业大学 基于最优编码位的手指多模态特征提取与融合方法
CN114331910B (zh) * 2022-01-04 2025-08-08 赵亮 一种医学图像微弱信号增强处理方法及应用
CN114373011B (zh) * 2022-01-11 2025-01-21 中国科学院软件研究所 一种确定目标对象位置的方法、装置、计算机设备和介质
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Also Published As

Publication number Publication date
EP1952344B1 (de) 2011-06-08
EP1952344A4 (de) 2009-04-29
WO2007059602A1 (en) 2007-05-31
US20080205785A1 (en) 2008-08-28
CA2629187A1 (en) 2007-05-31
EP1952344A1 (de) 2008-08-06
US8594444B2 (en) 2013-11-26
JP2009516882A (ja) 2009-04-23

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