CN107004257B - 通过基于噪声模型的多尺度噪声降低来模拟剂量增加 - Google Patents

通过基于噪声模型的多尺度噪声降低来模拟剂量增加 Download PDF

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CN107004257B
CN107004257B CN201580063773.7A CN201580063773A CN107004257B CN 107004257 B CN107004257 B CN 107004257B CN 201580063773 A CN201580063773 A CN 201580063773A CN 107004257 B CN107004257 B CN 107004257B
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image
frequency component
pass
spatial frequency
noise
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CN107004257A (zh
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M·施吕特
H-I·马克
B·伦特
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Koninklijke Philips NV
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • 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
    • G06T5/50—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
    • G06T7/00—Image analysis
    • G06T7/40—Analysis of texture
    • 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
    • G06T2207/10—Image acquisition modality
    • G06T2207/10072—Tomographic images
    • G06T2207/10081—Computed x-ray tomography [CT]
    • 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
    • G06T2207/20021—Dividing image into blocks, subimages or windows
    • 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

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
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CN201580063773.7A 2014-11-24 2015-11-19 通过基于噪声模型的多尺度噪声降低来模拟剂量增加 Active CN107004257B (zh)

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EP14194495 2014-11-24
EP14194495.9 2014-11-24
PCT/EP2015/077155 WO2016083248A1 (en) 2014-11-24 2015-11-19 Simulating dose increase by noise model based multi scale noise reduction

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CN107004257B true CN107004257B (zh) 2021-08-03

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US (1) US10282823B2 (https=)
EP (1) EP3224800B1 (https=)
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JP7063378B2 (ja) * 2018-03-20 2022-05-09 日本電気株式会社 撮像装置及び撮像方法
CN109992931B (zh) * 2019-02-27 2023-05-30 天津大学 一种基于噪声压缩的可迁移的非黑盒攻击对抗方法
US11957876B2 (en) 2019-07-16 2024-04-16 Beta Bionics, Inc. Glucose control system with automated backup therapy protocol generation
DE112020003406T5 (de) * 2019-07-16 2022-06-23 Beta Bionics, Inc. Blutzuckerkontrollsystem
JP7317655B2 (ja) 2019-09-26 2023-07-31 富士フイルムヘルスケア株式会社 医用画像処理装置および医用画像処理方法
CN111368418B (zh) * 2020-03-02 2021-05-07 上海索辰信息科技股份有限公司 流致噪声的多尺度仿真分析方法
USD1032624S1 (en) 2020-03-10 2024-06-25 Beta Bionics, Inc. Display screen with animated graphical user interface
US11278661B2 (en) 2020-03-10 2022-03-22 Beta Bionics, Inc. Infusion system and components thereof
CN111680911B (zh) * 2020-06-03 2022-07-08 江苏方天电力技术有限公司 一种火电厂在线能耗计算系统及其计算方法
CN112163999B (zh) * 2020-09-25 2023-03-31 Oppo（重庆）智能科技有限公司 图像重建方法和装置、电子设备、可读存储介质
US20220265143A1 (en) 2020-12-07 2022-08-25 Beta Bionics, Inc. Ambulatory medicament pumps with selective alarm muting
US20220199218A1 (en) 2020-12-07 2022-06-23 Beta Bionics, Inc. Ambulatory medicament pump with integrated medicament ordering interface
US11610661B2 (en) 2020-12-07 2023-03-21 Beta Bionics, Inc. Ambulatory medicament pump with safe access control
CN112690810B (zh) * 2020-12-22 2023-08-15 上海联影医疗科技股份有限公司 基于先验信息的扫描方法和医学扫描系统
US12465686B2 (en) 2021-03-25 2025-11-11 Beta Bionics, Inc. Emergency medicament dose control
CN115880201A (zh) * 2021-08-17 2023-03-31 芜湖美的厨卫电器制造有限公司 基于图像的故障诊断方法、装置和电子设备
WO2023043036A1 (ko) * 2021-09-14 2023-03-23 엘지전자 주식회사 영상 처리 방법 및 장치
DE102022207239B4 (de) * 2022-07-15 2024-08-08 Siemens Healthineers Ag Computerimplementiertes Verfahren zur Rauschanpassung eines Röntgenbilds, Röntgeneinrichtung, Computerprogramm und elektronisch lesbarer Datenträger
DE102023202273A1 (de) * 2023-03-14 2024-09-19 Siemens Healthineers Ag Verfahren zur Röntgenbildgebung, Röntgenbildgebungssystem und Computerprogrammprodukt
CN117938285B (zh) * 2024-03-14 2024-05-28 深圳百沃彰世科技有限公司 一种基于移动通讯设备的模拟调试方法及系统

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Publication number Publication date
JP6700273B2 (ja) 2020-05-27
CN107004257A (zh) 2017-08-01
EP3224800A1 (en) 2017-10-04
EP3224800B1 (en) 2020-04-15
JP2017535353A (ja) 2017-11-30
WO2016083248A1 (en) 2016-06-02
US10282823B2 (en) 2019-05-07
US20170345132A1 (en) 2017-11-30

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