JP4451647B2 - 電子顕微鏡におけるチルト系列の自動配置決定方法 - Google Patents
電子顕微鏡におけるチルト系列の自動配置決定方法 Download PDFInfo
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- JP4451647B2 JP4451647B2 JP2003411944A JP2003411944A JP4451647B2 JP 4451647 B2 JP4451647 B2 JP 4451647B2 JP 2003411944 A JP2003411944 A JP 2003411944A JP 2003411944 A JP2003411944 A JP 2003411944A JP 4451647 B2 JP4451647 B2 JP 4451647B2
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- 238000000034 method Methods 0.000 title claims description 25
- 239000003550 marker Substances 0.000 claims description 71
- 238000004422 calculation algorithm Methods 0.000 claims description 18
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 9
- 239000002245 particle Substances 0.000 description 6
- 238000010894 electron beam technology Methods 0.000 description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 5
- 239000010931 gold Substances 0.000 description 5
- 229910052737 gold Inorganic materials 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 238000010187 selection method Methods 0.000 description 2
- 208000004434 Calcinosis Diseases 0.000 description 1
- 241000124008 Mammalia Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012067 mathematical method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/26—Electron or ion microscopes; Electron or ion diffraction tubes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/69—Microscopic objects, e.g. biological cells or cellular parts
- G06V20/693—Acquisition
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V2201/00—Indexing scheme relating to image or video recognition or understanding
- G06V2201/12—Acquisition of 3D measurements of objects
- G06V2201/122—Computational image acquisition in electron microscopy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/26—Electron or ion microscopes
- H01J2237/2611—Stereoscopic measurements and/or imaging
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- Biomedical Technology (AREA)
- Chemical & Material Sciences (AREA)
- Molecular Biology (AREA)
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- Theoretical Computer Science (AREA)
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Description
"Scale−Space Signatures for the Detection of Clustered Microcalcifications in Digital Mammograms", IEEE Transactions on Medical Imaging, Vol. 18, No. 9, 1999, pp.774−786
4 電子ビーム
6 チルト軸
8−1、8−2、8−3、8−4、8−i、16−1、16−2、16−3、16−4、16−i、18−i マーカー
10−1、10−2、10−3、22−1、22−2、22−i 直線
12−1、12−2 投影
14 オブジェクト
24 正弦曲線
26,28 窓
Claims (2)
- 電子顕微鏡におけるチルト系列の自動配置方法であって、
複数のマーカーを電子顕微鏡により画像形成されるサンプルに付するステップと、
前記サンプルの複数の画像のチルト系列を与えるステップと、
前記チルト系列の前記複数の画像の各画像において第1候補マーカー群を特定するステップと、
候補マーカーがマーカーである確率を表す少なくとも1つの確率パラメータを各画像の各候補マーカーに付与するステップと、
前記少なくとも1つの確率パラメータに基づき、前記第1候補マーカー群からの候補マーカーのサブセットとして第2候補マーカー群を選択するステップと、
前記第2候補マーカー群の候補マーカーを1つの画像に投影するステップと、
前記1つの画像における前記候補マーカーを最もよく適合させる平行な直線群あるいは細長の楕円群を決定する適合アルゴリズムを適用するステップと、
前記特定された候補マーカー群に基づき前記チルト系列の前記複数の画像を配置するステップと、
を備える方法であって、
前記適合アルゴリズムは、
各候補マーカーから、対応する候補マーカーの座標に基づき正弦曲線を導出するステップと、
前記正弦曲線から、各方向に対して、候補マーカーの密度と直線距離パラメータとの間の関係を示す複数のヒストグラムを導出するステップと、
前記複数のヒストグラムの各ヒストグラムにエントロピー処理を適用し、各ヒストグラムに対し1つのエントロピーパラメータからなるエントロピーパラメータ群を取得するステップと、
前記エントロピーパラメータ群の最小値を決定するステップと、
ピーク多様性が最も高いものとして前記最小値に対応するヒストグラムを特定するステップと、
前記特定されたヒストグラムから複数のピークを選択するステップと、
前記ヒストグラムの選択された複数のピークの各ピーク位置から、前記適合アルゴリズムに従って対応する直線距離パラメータを導出するステップと、
を備えることを特徴とする方法。 - 前記平行な直線群を決定するのに用いられる適合アルゴリズムは、ハフ変換から構成される、請求項1記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02080689 | 2002-12-11 | ||
EP03028796A EP1542259B1 (en) | 2002-12-11 | 2003-12-13 | Method for automatic alignment of tilt series in an electron microscope |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004193128A JP2004193128A (ja) | 2004-07-08 |
JP4451647B2 true JP4451647B2 (ja) | 2010-04-14 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2003411944A Expired - Lifetime JP4451647B2 (ja) | 2002-12-11 | 2003-12-10 | 電子顕微鏡におけるチルト系列の自動配置決定方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7463791B2 (ja) |
EP (1) | EP1542259B1 (ja) |
JP (1) | JP4451647B2 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1801593A1 (en) * | 2005-12-22 | 2007-06-27 | Koninklijke Philips Electronics N.V. | A method of imaging biological specimens using inorganic nanoparticles as label agents |
EP1890136A1 (en) * | 2006-08-16 | 2008-02-20 | FEI Company | Method for obtaining images from slices of a specimen |
US20090060348A1 (en) * | 2007-08-28 | 2009-03-05 | Donald Martin Monro | Determination of Image Similarity |
KR100902403B1 (ko) | 2007-09-11 | 2009-06-11 | 한국기초과학지원연구원 | 투과전자현미경 3차원 관찰 전용 문 그리드 및 그 제조방법 |
JP5555653B2 (ja) * | 2011-03-29 | 2014-07-23 | 日本電子株式会社 | 電子顕微鏡および3次元像構築方法 |
US9064170B2 (en) * | 2012-01-11 | 2015-06-23 | Nokia Technologies Oy | Method, apparatus and computer program product for estimating image parameters |
US8605972B2 (en) * | 2012-03-02 | 2013-12-10 | Sony Corporation | Automatic image alignment |
US8912488B2 (en) * | 2012-11-15 | 2014-12-16 | Fei Company | Automated sample orientation |
CN113808190B (zh) * | 2021-09-23 | 2023-07-28 | 西南石油大学 | 一种基于电成像测井图像的页岩纹层信息定量提取方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1395664A4 (en) * | 2001-05-15 | 2004-11-03 | Psychogenics Inc | SYSTEMS AND METHODS FOR INFORMATICS OF BEHAVIOR MONITORING |
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2003
- 2003-12-10 JP JP2003411944A patent/JP4451647B2/ja not_active Expired - Lifetime
- 2003-12-11 US US10/733,741 patent/US7463791B2/en active Active
- 2003-12-13 EP EP03028796A patent/EP1542259B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2004193128A (ja) | 2004-07-08 |
US7463791B2 (en) | 2008-12-09 |
EP1542259A1 (en) | 2005-06-15 |
EP1542259B1 (en) | 2008-07-23 |
US20040119016A1 (en) | 2004-06-24 |
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