JP7120965B2 - 頭部イメージ分析装置及びイメージ分析方法 - Google Patents
頭部イメージ分析装置及びイメージ分析方法 Download PDFInfo
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- 238000010191 image analysis Methods 0.000 title claims description 93
- 238000003703 image analysis method Methods 0.000 title claims description 21
- 238000010801 machine learning Methods 0.000 claims description 50
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- 238000000034 method Methods 0.000 claims description 36
- 230000015654 memory Effects 0.000 claims description 26
- 238000012795 verification Methods 0.000 claims description 10
- 238000004590 computer program Methods 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims description 7
- 210000003128 head Anatomy 0.000 description 275
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- 238000013135 deep learning Methods 0.000 description 25
- 238000004891 communication Methods 0.000 description 16
- 238000004364 calculation method Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 13
- 210000000056 organ Anatomy 0.000 description 10
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- 238000013528 artificial neural network Methods 0.000 description 2
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- 210000004373 mandible Anatomy 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 210000003928 nasal cavity Anatomy 0.000 description 2
- 210000001331 nose Anatomy 0.000 description 2
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- 210000001154 skull base Anatomy 0.000 description 2
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/60—Analysis of geometric attributes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N20/00—Machine learning
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0012—Biomedical image inspection
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- G06T7/10—Segmentation; Edge detection
- G06T7/11—Region-based segmentation
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10116—X-ray image
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Description
110 制御部
120 メモリ
130 入出力部
140 通信部
Claims (9)
- 頭部イメージを分析するための装置であって、
ローイメージに対するマシンラーニングを行って前記ローイメージ上の識別子の座標を抽出し、抽出された座標に基づいて前記ローイメージから頭部イメージを獲得し、前記頭部イメージ上のランドマーク地点を抽出して分析イメージを生成する制御部と、
生成された分析イメージを記憶するメモリとを含み、
前記頭部イメージに対する関心領域を設定し、前記関心領域に対するマシンラーニングを実行して前記ランドマーク地点として推測される第1地点を識別し、前記関心領域に対する検証を実行し、
前記関心領域に対する検証は、前記関心領域に対するマシンラーニングを実行することによって検証する、頭部イメージ分析装置。 - 前記制御部は、
前記ランドマーク地点の抽出のために学習イメージを獲得して学習した後、前記分析イメージを生成する、請求項1に記載の頭部イメージ分析装置。 - 前記制御部は、
前記頭部イメージを分析してランドマーク地点を識別し、識別されたランドマーク地点に対する検証を実行することによって前記ランドマーク地点を抽出する、請求項1に記載の頭部イメージ分析装置。 - 前記制御部は、
前記頭部イメージに対する幾何学的演算によって決定された第2地点に基づいて前記第1地点に対する検証を実行することによって前記ランドマーク地点を抽出する、請求項1に記載の頭部イメージ分析装置。 - 頭部イメージ分析装置が頭部イメージを分析する方法であって、
ローイメージに対するマシンラーニングを行って前記ローイメージ上の識別子の座標を抽出し、抽出された座標に基づいて前記ローイメージから頭部イメージを獲得する段階と、
前記頭部イメージ上のランドマーク地点を抽出する段階と、
抽出したランドマーク地点に基づいて分析イメージを生成する段階とを含み、
前記ランドマーク地点を抽出する段階は、
前記頭部イメージに対する関心領域を設定する段階と、
前記関心領域に対するマシンラーニングを実行して前記ランドマーク地点として推測される第1地点を識別する段階とを含み、
前記関心領域に対する検証は、前記関心領域に対するマシンラーニングを実行することによって検証する、頭部イメージ分析方法。 - 前記ランドマーク地点を抽出する段階は、
前記頭部イメージを分析してランドマーク地点を識別する段階と、
識別されたランドマーク地点に対する検証を実行することによって前記ランドマーク地点を抽出する段階とを含む、請求項5に記載の頭部イメージ分析方法。 - 前記ランドマーク地点を抽出する段階は、
前記頭部イメージに対する幾何学的演算によって決定された第2地点に基づいて前記第1地点に対する検証を実行することによって前記ランドマーク地点を抽出する段階をさらに含む、請求項5に記載の頭部イメージ分析方法。 - 請求項5に記載の方法を行うプログラムが記録された、コンピュータ可読の記録媒体。
- 頭部イメージ分析装置によって実行され、請求項5に記載の方法を実行するために媒体に記憶された、コンピュータプログラム。
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KR20180079623 | 2018-07-09 | ||
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KR10-2018-0128188 | 2018-10-25 | ||
KR1020180128188A KR102130963B1 (ko) | 2018-07-09 | 2018-10-25 | 두부이미지 분석 장치 및 이미지 분석 방법 |
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US (1) | US11017530B2 (ja) |
EP (1) | EP3594901B1 (ja) |
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KR102099390B1 (ko) * | 2018-08-21 | 2020-04-09 | 디디에이치 주식회사 | 교정 진단을 위한 치과 영상 분석 방법 및 이를 이용한 장치 |
CN111507354B (zh) * | 2020-04-17 | 2023-12-12 | 北京百度网讯科技有限公司 | 信息抽取方法、装置、设备以及存储介质 |
US11995808B2 (en) | 2020-09-04 | 2024-05-28 | Abova, Inc | Method for X-ray dental image enhancement |
Citations (4)
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WO2010064187A1 (en) | 2008-12-04 | 2010-06-10 | Koninklijke Philips Electronics N.V. | A method, apparatus, and computer program product for acquiring medical image data |
US20100254582A1 (en) | 2009-04-03 | 2010-10-07 | Siemens Corporation | System and Method for Detecting Landmarks in a Three-Dimensional Image Volume |
JP2017520292A (ja) | 2014-05-22 | 2017-07-27 | ケアストリーム ヘルス インク | 3d頭部計測分析の方法 |
US20180061054A1 (en) | 2016-08-29 | 2018-03-01 | CephX Technologies Ltd. | Automated Cephalometric Analysis Using Machine Learning |
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KR100472953B1 (ko) * | 2002-11-08 | 2005-03-11 | 한국전자통신연구원 | Svm을 이용한 얼굴 영역 검출 방법 |
US8160322B2 (en) | 2007-08-02 | 2012-04-17 | Siemens Medical Solutions Usa, Inc. | Joint detection and localization of multiple anatomical landmarks through learning |
US8363918B2 (en) * | 2008-11-12 | 2013-01-29 | Siemens Aktiengesellschaft | Method and system for anatomic landmark detection using constrained marginal space learning and geometric inference |
RU2530220C1 (ru) | 2013-03-18 | 2014-10-10 | Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд." | Система и способ для автоматической регистрации анатомических точек в объемных медицинских изображениях |
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CN107491751B (zh) * | 2017-08-14 | 2020-06-09 | 成都伞森科技有限公司 | 坐姿分析方法及装置 |
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WO2010064187A1 (en) | 2008-12-04 | 2010-06-10 | Koninklijke Philips Electronics N.V. | A method, apparatus, and computer program product for acquiring medical image data |
US20100254582A1 (en) | 2009-04-03 | 2010-10-07 | Siemens Corporation | System and Method for Detecting Landmarks in a Three-Dimensional Image Volume |
JP2017520292A (ja) | 2014-05-22 | 2017-07-27 | ケアストリーム ヘルス インク | 3d頭部計測分析の方法 |
US20180061054A1 (en) | 2016-08-29 | 2018-03-01 | CephX Technologies Ltd. | Automated Cephalometric Analysis Using Machine Learning |
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EP3594901A1 (en) | 2020-01-15 |
CN110021021A (zh) | 2019-07-16 |
EP3594901B1 (en) | 2022-05-11 |
US11017530B2 (en) | 2021-05-25 |
JP2020006152A (ja) | 2020-01-16 |
CN110021021B (zh) | 2024-06-07 |
US20200013162A1 (en) | 2020-01-09 |
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