JPH0211063B2 - - Google Patents
Info
- Publication number
- JPH0211063B2 JPH0211063B2 JP56212472A JP21247281A JPH0211063B2 JP H0211063 B2 JPH0211063 B2 JP H0211063B2 JP 56212472 A JP56212472 A JP 56212472A JP 21247281 A JP21247281 A JP 21247281A JP H0211063 B2 JPH0211063 B2 JP H0211063B2
- Authority
- JP
- Japan
- Prior art keywords
- image
- density
- signal
- histogram
- spot
- 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 - Lifetime
Links
- 230000001186 cumulative effect Effects 0.000 claims description 18
- 238000000034 method Methods 0.000 description 14
- 238000005070 sampling Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000012850 discrimination method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/40—Picture signal circuits
- H04N1/40062—Discrimination between different image types, e.g. two-tone, continuous tone
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Image Input (AREA)
- Facsimile Image Signal Circuits (AREA)
- Image Analysis (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56212472A JPS58129875A (ja) | 1981-12-25 | 1981-12-25 | 画像判別装置 |
| GB08234995A GB2115256B (en) | 1981-12-19 | 1982-12-08 | Picture image discriminating apparatus |
| US06/449,385 US4578712A (en) | 1981-12-19 | 1982-12-13 | Picture image discriminating apparatus |
| DE19823246895 DE3246895A1 (de) | 1981-12-19 | 1982-12-17 | Vorlagen-bildunterscheidungsvorrichtung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56212472A JPS58129875A (ja) | 1981-12-25 | 1981-12-25 | 画像判別装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58129875A JPS58129875A (ja) | 1983-08-03 |
| JPH0211063B2 true JPH0211063B2 (enrdf_load_stackoverflow) | 1990-03-12 |
Family
ID=16623204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56212472A Granted JPS58129875A (ja) | 1981-12-19 | 1981-12-25 | 画像判別装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58129875A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11058234B2 (en) | 2004-02-03 | 2021-07-13 | Rtc Industries, Inc. | Product securement and management system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3624045B2 (ja) * | 1996-02-28 | 2005-02-23 | キヤノン株式会社 | 画像処理方法及び装置 |
-
1981
- 1981-12-25 JP JP56212472A patent/JPS58129875A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11058234B2 (en) | 2004-02-03 | 2021-07-13 | Rtc Industries, Inc. | Product securement and management system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58129875A (ja) | 1983-08-03 |
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