DE1774495A1 - METHOD FOR DETECTING OBJECTS ACCORDING TO THEIR CONTOUR IMAGE AND AN AUTOMATIC MACHINE TO REALIZE THIS METHOD - Google Patents
METHOD FOR DETECTING OBJECTS ACCORDING TO THEIR CONTOUR IMAGE AND AN AUTOMATIC MACHINE TO REALIZE THIS METHODInfo
- Publication number
- DE1774495A1 DE1774495A1 DE19681774495 DE1774495A DE1774495A1 DE 1774495 A1 DE1774495 A1 DE 1774495A1 DE 19681774495 DE19681774495 DE 19681774495 DE 1774495 A DE1774495 A DE 1774495A DE 1774495 A1 DE1774495 A1 DE 1774495A1
- Authority
- DE
- Germany
- Prior art keywords
- line
- circuit
- interruption
- contour
- lines
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/42—Global feature extraction by analysis of the whole pattern, e.g. using frequency domain transformations or autocorrelation
- G06V10/421—Global feature extraction by analysis of the whole pattern, e.g. using frequency domain transformations or autocorrelation by analysing segments intersecting the pattern
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
Description
SPEZIFIKATION ZU DEN SCHALTUNGENSPECIFICATION OF THE CIRCUITS
30 « Abtasteinheit30 «scanning unit
31 - Klassifikator31 - classifier
32 - Zeilenauswerteeinheit32 - line evaluation unit
32 - Zeilenauswerteeinheit32 - line evaluation unit
33 - Schaltung zur Erzeugung der Zeilenartfolgensignale33 - Circuit for generating the line type sequence signals
34 - Befehlsbildner34 - command generator
35 - Steuersignalbildner35 - control signal generator
36 - Schlüsselzahlbiläner36 - Key figure balance sheet
37 *. Umordnersehaltung37 *. Reorder management
38 - Schlüsselzahlauswerteeinheit38 - Key number evaluation unit
39 - Steuerschaltung39 - control circuit
40 - Steuerschaltung40 - control circuit
41 - Zeitmeßschaltung41 - Timing circuit
42 - Zeitmeßschaltung 43)-42 - timing circuit 43) -
) - Eingang 45)) - input 45)
48) - Ausgang 49)48) - output 49)
51) - Eingang51) - entrance
50J] 309846/054S50J] 309846 / 054S
. -81-. -81-
) - Ausgang) - Exit
) - THJD-Element ·) - THJD element
56 - ODER-Element56 - OR element
57 - Wahlschalter ,57 - selector switch,
58 - ODER-Element58 - OR element
59 · ÜND-Element59 · ÜND element
60 - Wahlsehalter60 - dial holder
61 - Trlgzer 61 - Trlgzer
62 - Zähler62 - counter
63 - Schaltung zur Erzeugung der Zeilenartsignale63 - Circuit for generating the line type signals
- Trigger- trigger
30984 6/054530984 6/0545
77) - ODER-Element77) - OR element
80)80)
82) UND-EJLement 83) 84) 85) 86) 87) " 5chieberegister zur Aufnahme der Zeilenkodewörter82) AND element 83) 84) 85) 86) 87) " Shift register for receiving the line code words
88IV) - Trigger 88V 88 IV ) - Trigger 88 V
89 - Schieberegister zur Zwischenspeicherung der Zeilen89 - Shift register for intermediate storage of the lines
kodewörtercode words
90 - Trigger90 - trigger
91 - Schieberegister zur Bildung der logisohen Summen91 - Shift register for the formation of the logical sums
92 - Trigger92 - trigger
93 - ,Schieberegister zur Speicherung der Bezugszeilen-93 -, shift register for storing the reference line
kotattrt« 309846/0545kotattrt «309846/0545
94 - Trigger94 - trigger
96 - UHD-Element96 - UHD element
99 ^ ODER-Slement99 ^ OR slement
102 - UHD-Element102 - UHD element
103 - Schaltung zur Feststellung der Koordinaten103 - Circuit for determining the coordinates
von Überschneidungspunkten der Bezugszeileof points of intersection of the reference line
- UND-Element 105- AND element 105
- ODER-Element- OR element
108 - Wählschalter108 - Selector switch
11O - UND-Element11O - AND element
112112
113 - ODER-Element113 - OR element
114 - Wahlschalter114 - Selector switch
115 - Trigger115 - trigger
116 - Lückenzähler116 - gap counter
117 - Leitung117 - management
3 09846/05453 09846/0545
177U95177U95
120 - Fotoelement120 - photo element
121 - Integrator121 - integrator
-» Leitung-" Management
124 - Umsetzer124 - converter
125 - ÖHD-Element125 - ÖHD element
126 - Eingang126 - entrance
127 - A/D « Umsetzer127 - A / D converter
128 - Sammler128 - collector
- Leitung 130- line 130
- UUD-Element 132- UUD element 132
- ODER-Element- OR element
136 - UND-Element136 - AND element
140 - ODER-Element140 - OR element
309846/0545309846/0545
146 - Leitung146 - management
150 *150 *
151 - Eingang151 - entrance
152 - Zähler152 - counter
153 - Eingang153 - entrance
154 - Zähler zur Erfassung von Einern154 - Counter for recording ones
155 - Ünd-Element155 - and element
156 - Eingang156 - entrance
157 - Zähler zur Erfassung von Nullen157 - Counter for capturing zeros
158 - Ausgang ■ 158 - exit ■
159 - Löscheingang159 - delete input
160 - Schaltung zur Feststellung einer Unterbrechung160 - Circuit for detecting an interruption
161 - Schaltung zur Umordnung der Unterbrechungsmerkmale 162, 163, 164 - Ausgang 165 - Wahlschalter161 - Circuit for rearranging the interrupt features 162, 163, 164 - output 165 - selector switch
166, 167, 168, 169, 170 - UlfD-Element166, 167, 168, 169, 170 - UlfD element
171, 172, 173, 174, 175 - Trigger 176, 177 - Leitung171, 172, 173, 174, 175 - trigger 176, 177 - line
178, 179, 180 - Ausgang178, 179, 180 - exit
181 - Zahlschalter181 - payment counter
3 0 9 8 4 6/0545 BAD original3 0 9 8 4 6/0545 BAD original
183, 184, 185 -183, 184, 185 -
186 - Oder-Element186 - Or element
187 - Trigger187 - trigger
188, 189 - UHD-Element188, 189 - UHD element
190 - ODER-Element190 - OR element
191 - Trigger191 - trigger
192, 193, 194, 195, 196, 197, 198, 199,192, 193, 194, 195, 196, 197, 198, 199,
-UIiD-El ement 200, 201, 202, 2O3, 204, 205, 206, 2O7,-UIiD element 200, 201, 202, 2O3, 204, 205, 206, 2O7,
208, 2O9, 210, 211, 212,208, 2O9, 210, 211, 212,
214, 215 - ODER-Element 216, 217, 218 - Trigger 219 - Oder-Element
224 - Leitung
225, 226 - ODER-Element 227, 228, 229 - Leitung214, 215 - OR element 216, 217, 218 - trigger 219 - OR element 224 - line
225, 226 - OR element 227, 228, 229 - line
309846/0545309846/0545
Claims (1)
Kontur. "bei dem die Kontur zeilenweise abgetastet und kodiert wird und die Bezugszeilen an den Stellen
eines stabilen Überganges von den Abtastzeilen mit der einen Zahl von Überschneidungen mit Konturenlinien zu den Abtastzeilen mit der anderen Zahl derselben selbsttätig festgestellt werden, dadurch gekennzeichnet, daß die. Kontur während der Bezugszeilenfeststellung
oder darauf mit den Bezugszeilen in Teilenbereiche unterteilt und für jeden Teilbereich eine Schlüsselzahl aus den
Inhalten der vorgegebenen Stellen der betreffenden Zeilenkodewörter gebildet wird, in der die Teile mit den Stellen, die zwischen den Überschneidungspunkten zumindest einer der den Teilbereich begrenzenden Bezugszeilen mit Konturenlinien liegen, festgestellt und aus den Inhalten der festgestellten Schlüsselzahlstellen Unterbrechungsmerkmale für die zwischen den tfberschneidungspunkten der Bezugszeilen liegenden Linienzüge der Kontur abgeleitet werden, nach denen1. Method of recognizing objects according to their
Contour. "in which the contour is scanned and coded line by line and the reference lines at the points
a stable transition from the scanning lines with one number of intersections with contour lines to the scanning lines with the other number thereof are automatically determined, characterized in that the. Contour during the reference line determination
or then subdivided into sub-areas with the reference lines and a key number from the for each sub-area
Contents of the predetermined positions of the relevant line code words is formed in which the parts with the positions that lie between the intersection points of at least one of the reference lines delimiting the sub-area with contour lines are determined and, from the contents of the determined key number positions, interruption features for those between the intersection points of the reference lines are determined Lines of the contour can be derived, according to which
die Überinstimmung des ausgewerteten Objektes mit einem dere
the correspondence of the evaluated object with one of the
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1774495A DE1774495C3 (en) | 1968-07-02 | 1968-07-02 | Method for recognizing objects according to their contour image and circuit arrangement for carrying out the method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1774495A DE1774495C3 (en) | 1968-07-02 | 1968-07-02 | Method for recognizing objects according to their contour image and circuit arrangement for carrying out the method |
Publications (3)
Publication Number | Publication Date |
---|---|
DE1774495A1 true DE1774495A1 (en) | 1973-11-15 |
DE1774495B2 DE1774495B2 (en) | 1977-07-14 |
DE1774495C3 DE1774495C3 (en) | 1978-03-02 |
Family
ID=5702162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1774495A Expired DE1774495C3 (en) | 1968-07-02 | 1968-07-02 | Method for recognizing objects according to their contour image and circuit arrangement for carrying out the method |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE1774495C3 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0107789A2 (en) * | 1982-09-30 | 1984-05-09 | Siemens Aktiengesellschaft | Method of coding printed forms as arc structures with magnitude and orientation independence for the purpose of document analysis, especially character recognition |
-
1968
- 1968-07-02 DE DE1774495A patent/DE1774495C3/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0107789A2 (en) * | 1982-09-30 | 1984-05-09 | Siemens Aktiengesellschaft | Method of coding printed forms as arc structures with magnitude and orientation independence for the purpose of document analysis, especially character recognition |
EP0107789A3 (en) * | 1982-09-30 | 1986-05-28 | Siemens Aktiengesellschaft | Method of coding printed forms as arc structures with magnitude and orientation independence for the purpose of document analysis, especially character recognition |
Also Published As
Publication number | Publication date |
---|---|
DE1774495C3 (en) | 1978-03-02 |
DE1774495B2 (en) | 1977-07-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C3 | Grant after two publication steps (3rd publication) | ||
EHJ | Ceased/non-payment of the annual fee |