JPS6262378B2 - - Google Patents
Info
- Publication number
- JPS6262378B2 JPS6262378B2 JP54151399A JP15139979A JPS6262378B2 JP S6262378 B2 JPS6262378 B2 JP S6262378B2 JP 54151399 A JP54151399 A JP 54151399A JP 15139979 A JP15139979 A JP 15139979A JP S6262378 B2 JPS6262378 B2 JP S6262378B2
- Authority
- JP
- Japan
- Prior art keywords
- density
- mask
- dorg
- dus
- image processing
- 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
Links
- 238000012545 processing Methods 0.000 claims description 53
- 238000004364 calculation method Methods 0.000 claims description 41
- 238000000034 method Methods 0.000 claims description 41
- 238000012546 transfer Methods 0.000 claims description 29
- 238000003672 processing method Methods 0.000 claims description 17
- 238000009499 grossing Methods 0.000 claims description 16
- 238000012935 Averaging Methods 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 11
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 230000015654 memory Effects 0.000 description 47
- 230000006870 function Effects 0.000 description 23
- 238000004422 calculation algorithm Methods 0.000 description 16
- 238000003745 diagnosis Methods 0.000 description 14
- 238000011156 evaluation Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 8
- 238000007792 addition Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 210000000038 chest Anatomy 0.000 description 3
- 239000002872 contrast media Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000002583 angiography Methods 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 238000009606 cholecystography Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000002496 gastric effect Effects 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000003325 tomography Methods 0.000 description 2
- 206010006187 Breast cancer Diseases 0.000 description 1
- 208000026310 Breast neoplasm Diseases 0.000 description 1
- 206010058467 Lung neoplasm malignant Diseases 0.000 description 1
- 235000010724 Wisteria floribunda Nutrition 0.000 description 1
- 230000003187 abdominal effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000002888 effect on disease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002575 gastroscopy Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 201000005202 lung cancer Diseases 0.000 description 1
- 208000020816 lung neoplasm Diseases 0.000 description 1
- 238000002587 lymphangiography Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011548 physical evaluation Methods 0.000 description 1
- 238000009546 plain radiography Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Landscapes
- Analysing Materials By The Use Of Radiation (AREA)
- Conversion Of X-Rays Into Visible Images (AREA)
- Radiography Using Non-Light Waves (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Image Processing (AREA)
- Image Analysis (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15139979A JPS5675138A (en) | 1979-11-22 | 1979-11-22 | Xxray picture treating method and its device |
| US06/106,734 US4317179A (en) | 1978-12-26 | 1979-12-26 | Method and apparatus for processing a radiographic image |
| FR797931672A FR2445536B1 (fr) | 1978-12-26 | 1979-12-26 | Procede et appareil pour traiter une image radiographique |
| NLAANVRAGE7909328,A NL189232B (nl) | 1978-12-26 | 1979-12-27 | Inrichting voor het ten behoeve van een medische diagnose kopieren van een op een drager geregistreerd radiografisch beeld. |
| DE2952422A DE2952422C3 (de) | 1978-12-26 | 1979-12-27 | Verfahren und Vorrichtung zum Verarbeiten eines Röntgenbildes bei einem Röntgenbild-Kopiersystem |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15139979A JPS5675138A (en) | 1979-11-22 | 1979-11-22 | Xxray picture treating method and its device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5675138A JPS5675138A (en) | 1981-06-22 |
| JPS6262378B2 true JPS6262378B2 (en, 2012) | 1987-12-25 |
Family
ID=15517731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15139979A Granted JPS5675138A (en) | 1978-12-26 | 1979-11-22 | Xxray picture treating method and its device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5675138A (en, 2012) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61115177A (ja) * | 1984-11-10 | 1986-06-02 | Dainippon Screen Mfg Co Ltd | 画像信号フイルタリング方法及び装置 |
| JP4648658B2 (ja) * | 2004-07-20 | 2011-03-09 | 株式会社日立メディコ | 医用画像処理装置 |
-
1979
- 1979-11-22 JP JP15139979A patent/JPS5675138A/ja active Granted
Non-Patent Citations (4)
| Title |
|---|
| FALL JOINT COMPNTER CONFENCE=1968 * |
| FALL JOINT COMPNTER CONFERENCE=1968 * |
| INTERNATIONAL JOURNAL OF BIO-MEDICAL COMPUTING=1971 * |
| PATTERN RECOGNITION=1970 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5675138A (en) | 1981-06-22 |
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