CN116793496A - Color recognition method of paint template based on coordinates - Google Patents
Color recognition method of paint template based on coordinates Download PDFInfo
- Publication number
- CN116793496A CN116793496A CN202310773775.1A CN202310773775A CN116793496A CN 116793496 A CN116793496 A CN 116793496A CN 202310773775 A CN202310773775 A CN 202310773775A CN 116793496 A CN116793496 A CN 116793496A
- Authority
- CN
- China
- Prior art keywords
- color
- represented
- hue
- digit
- range represented
- 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.)
- Pending
Links
- 239000003973 paint Substances 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000003086 colorant Substances 0.000 abstract description 9
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/462—Computing operations in or between colour spaces; Colour management systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J2003/466—Coded colour; Recognition of predetermined colour; Determining proximity to predetermined colour
Abstract
The application provides a color recognition method of a paint template based on coordinates, which belongs to the field of color recognition, and comprises the following steps: establishing color space coordinates based on LCH, wherein L is brightness of the color, C is color saturation, and H is hue angle of the color; each color phase is divided into 9 parts by 0 to 8, each part corresponding to 5 ° in the color circle; the paint sample plate is subjected to color coding, wherein the color coding consists of 7 digits, and the 7 digits respectively represent the color category, the hue name, the graduation of the hue, the brightness value, the saturation value and the serial number in sequence; wherein the third digit is any one of 0 to 8, 0 corresponds to the positive color scale of hue, and is 1, 3, 5 and 7 in turn in the anticlockwise direction and 2, 4, 6 and 8 in turn in the clockwise direction based on 0; and judging the color of the paint template through coding according to the color space coordinates. The application can express all colors by using compact codes, is convenient for color classification retrieval and production management, and is favorable for color comparison.
Description
The application relates to a divisional application of a patent application named as a color identification method of a coordinate-based paint template, wherein the application date of the original application is 2018, 05, 02 and 201810407285.9.
Technical Field
The application relates to the field of color recognition, in particular to a color recognition method of a paint template based on coordinates.
Background
The visualization and selection of the color have important application in the recognition of the paint sample plate, the current research on the color recognition method of the paint sample plate is very little, the color is directly observed through naked eyes of staff in the current recognition of the color of the paint sample plate, the traditional method influences the efficiency of the color recognition, and the defects exist in the whole working process: 1. the color judgment has errors, and personal influence factors are large; 2. the later classification and retrieval of the sample plate color are inconvenient; 3. the product production management is inconvenient, so that the comparison work of new samples becomes complicated, and the problem of repeated production caused by similar or same colors affects the overall working efficiency; 4. and the workload is large when searching samples in the later period.
Disclosure of Invention
The application aims to provide a color recognition method of a paint template based on coordinates, which can express all colors by using compact codes, is convenient for color classification and retrieval, is convenient for production management and is beneficial to color comparison.
The technical scheme adopted by the application is as follows:
a method for color identification of a coordinate-based paint template, comprising the steps of:
(1) Establishing color space coordinates based on LCH; wherein L represents brightness of the color, C represents color saturation, and H is hue angle of the color; each color phase is divided into 9 parts by 9 numbers of 1, 2, 3, 4, 5, 6, 7, 8, 0, each part corresponding to 5 ° in the color circle;
(2) Color coding the paint sample plate; the color code consists of 7 digits, wherein the first digit represents a color category, the second digit represents a hue name, the third digit represents the graduation of the hue, the fourth digit represents a brightness value, the fifth digit represents a saturation value, and the sixth digit and the seventh digit represent serial numbers; the third digit is 1, 2, 3, 4, 5, 6, 7, 8 or 0, wherein 0 corresponds to the positive color scale of the hue, and is 1, 3, 5 and 7 in turn in the anticlockwise direction and 2, 4, 6 and 8 in turn in the clockwise direction based on 0;
(3) And (3) judging the color of the paint template through the color coding according to the color space coordinates in the step (1).
Preferably, the first digit is 1, 2, 3, 4, 5, 6, 7, 8, 9, or 0; wherein, the color category represented by the number 1 is red, the color category represented by the number 2 is orange, the color category represented by the number 3 is yellow, the color category represented by the number 4 is green, the color category represented by the number 5 is blue, the color category represented by the number 6 is purple, the color category represented by the number 7 is brown, the color category represented by the number 8 is gray, the color category represented by the number 9 is black, and the color category represented by the number 0 is white.
Preferably, the second digit is 1, 2, 3, 4, 5, 6, 7, or 8; wherein, the hue name represented by the number 1 is red, the hue name represented by the number 2 is orange, the hue name represented by the number 3 is yellow, the hue name represented by the number 4 is yellow-green, the hue name represented by the number 5 is green, the hue name represented by the number 6 is cyan, the hue name represented by the number 7 is blue, and the hue name represented by the number 8 is purple; the 8 hues are distributed on a 360-degree circumferential plane color ring, each hue is divided into 9 parts, and each part corresponds to 5 degrees in the color ring.
Preferably, the fourth digit is 1, 2, 3, 4, 5, 6, 7, 8, 9, or 0; dividing the brightness in the color space coordinates into 10 equal parts; wherein, the brightness range represented by the number 0 is 0 to 5, the brightness range represented by the number 1 is 6 to 15, the brightness range represented by the number 2 is 16 to 25, the brightness range represented by the number 3 is 26 to 35, the brightness range represented by the number 4 is 36 to 45, the brightness range represented by the number 5 is 46 to 55, the brightness range represented by the number 6 is 56 to 65, the brightness range represented by the number 7 is 66 to 75, the brightness range represented by the number 8 is 76 to 85, and the brightness range represented by the number 9 is 86 to 105.
Preferably, the fifth digit is 1, 2, 3, 4, 5, 6, 7, 8, 9, or 0; dividing the color saturation in the color space coordinates into 10 equal parts; wherein, the color saturation range represented by the number 0 is 0 to 5, the color saturation range represented by the number 1 is 6 to 15, the color saturation range represented by the number 2 is 16 to 25, the color saturation range represented by the number 3 is 26 to 35, the color saturation range represented by the number 4 is 36 to 45, the color saturation range represented by the number 5 is 46 to 55, the color saturation range represented by the number 6 is 56 to 65, the color saturation range represented by the number 7 is 66 to 75, the color saturation range represented by the number 8 is 76 to 85, and the color saturation range represented by the number 9 is 86 to 105.
Preferably, the sixth digit and the seventh digit are coded with sequential increments of arabic digits, wherein the sequence number of each color class is sequentially incremented.
The application has the advantages that:
(1) The coding is simple, all colors can be expressed by using seven digits, the work is simplified, and the coding efficiency is improved.
(2) The color sorting and searching are convenient, the first digit can firstly carry out large-class distinction on the colors, and the second digit to the fifth digit can accurately distinguish the colors.
(3) The method is convenient for product production management, greatly reduces comparison work of new samples, and avoids repeated production for similar or same colors.
(4) The color comparison is facilitated, the color condition can be basically known without looking at the template, and products with similar colors can be conveniently searched.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The application aims to provide a color recognition method of a paint template based on coordinates, which digitizes a color system of the paint template by a simple method, expresses all colors by a concise code, facilitates color classification and retrieval, facilitates production management and facilitates color comparison.
Example 1
The embodiment provides a color recognition method of a paint template based on coordinates, which specifically comprises the following steps:
(1) And establishing color space coordinates based on LCH, wherein L represents brightness of the color, C represents color saturation, and H is hue angle of the color.
(2) The paint template is color coded, consisting of 7 to 8 digits. The first digit indicates a color class, the second digit indicates a hue name, the third digit indicates an index of a hue, the fourth digit indicates a brightness value, the fifth digit indicates a saturation value, and a combination code of the sixth digit, the seventh digit, and the eighth digit indicates a sequence number.
(3) And (3) coding the paint template according to the color space coordinates in the step (1) and the limit codes in the step (2), and then directly judging the color of the paint template through the codes.
(4) The color coding of the template provided in this embodiment is: 7365001, the specific color condition of the template can be judged according to the color coding, and the judgment is as follows: the color class of the sample plate is brown, the hue is yellow, the hue corresponds to the third part of the scale of the hue 0 in the color ring in the backward clockwise direction, the brightness value of the color is 46-55, the saturation value of the color is 0-5, and 01 represents the first number in the brown class.
Example 2
The embodiment provides a color recognition method of a paint template based on coordinates, which specifically comprises the following steps:
(1) And establishing color space coordinates based on LCH, wherein L represents brightness of the color, C represents color saturation, and H is hue angle of the color.
(2) The paint template is color coded, consisting of 7 to 8 digits. The first digit indicates a color class, the second digit indicates a hue name, the third digit indicates an index of a hue, the fourth digit indicates a brightness value, the fifth digit indicates a saturation value, and a combination code of the sixth digit, the seventh digit, and the eighth digit indicates a sequence number.
(3) And (3) coding the paint template according to the color space coordinates in the step (1) and the limit codes in the step (2), and then directly judging the color of the paint template through the codes.
(4) The color coding of the template provided in this embodiment is: 1135408, the specific color condition of the template can be judged according to the color coding, and the judgment is as follows: the color class of the sample plate is red, the hue corresponds to the second part of the scale of the hue 0 in the color ring in the forward anticlockwise direction, the brightness value of the color is 46-55, the saturation value of the color is 35-45, and 08 represents the eighth number in the red.
Example 3
The embodiment provides a color recognition method of a paint template based on coordinates, which specifically comprises the following steps:
(1) And establishing color space coordinates based on LCH, wherein L represents brightness of the color, C represents color saturation, and H is hue angle of the color.
(2) The paint template is color coded, consisting of 7 to 8 digits. The first digit indicates a color class, the second digit indicates a hue name, the third digit indicates an index of a hue, the fourth digit indicates a brightness value, the fifth digit indicates a saturation value, and a combination code of the sixth digit, the seventh digit, and the eighth digit indicates a sequence number.
(3) And (3) coding the paint template according to the color space coordinates in the step (1) and the limit codes in the step (2), and then directly judging the color of the paint template through the codes.
(4) The color coding of the template provided in this embodiment is: 8223106, the specific color condition of the template can be judged according to the color coding, and the judgment is as follows: the color class of the sample plate is gray, the hue is yellow, the hue corresponds to the first part of the scale of the hue 0 in the color ring in the backward clockwise direction, the brightness value of the color is 26-35, the saturation value of the color is 6-15, and 06 represents the sixth number in the gray.
Example 4
The embodiment provides a color recognition method of a paint template based on coordinates, which specifically comprises the following steps:
(1) And establishing color space coordinates based on LCH, wherein L represents brightness of the color, C represents color saturation, and H is hue angle of the color.
(2) The paint template is color coded, consisting of 7 to 8 digits. The first digit indicates a color class, the second digit indicates a hue name, the third digit indicates an index of a hue, the fourth digit indicates a brightness value, the fifth digit indicates a saturation value, and a combination code of the sixth digit, the seventh digit, and the eighth digit indicates a sequence number.
(3) And (3) coding the paint template according to the color space coordinates in the step (1) and the limit codes in the step (2), and then directly judging the color of the paint template through the codes.
(4) The color coding of the template provided in this embodiment is: 0329005, the specific color condition of the template can be judged according to the color coding, and the judgment is as follows: the color class of the sample plate is white, the hue is yellow, the hue corresponds to the first part of the scale of the hue 0 in the color ring in the backward clockwise direction, the brightness value of the color is 86-105, the saturation value of the color is 0-5, and 05 represents the fifth number in the white class.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The principles and embodiments of the present application have been described herein with reference to specific examples, the description of which is intended only to assist in understanding the methods of the present application and the core ideas thereof; also, it is within the scope of the present application to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the application.
Claims (6)
1. A method of color identification of a coordinate-based paint template, the method comprising:
establishing color space coordinates based on LCH; wherein L represents brightness of the color, C represents color saturation, and H is hue angle of the color; each color phase is divided into 9 parts by 9 numbers of 1, 2, 3, 4, 5, 6, 7, 8, 0, each part corresponding to 5 ° in the color circle;
color coding the paint sample plate; the color code consists of 7 digits, wherein the first digit represents a color category, the second digit represents a hue name, the third digit represents the graduation of the hue, the fourth digit represents a brightness value, the fifth digit represents a saturation value, and the sixth digit and the seventh digit represent serial numbers; the third digit is 1, 2, 3, 4, 5, 6, 7, 8 or 0, wherein 0 corresponds to the positive color scale of the hue, and is 1, 3, 5 and 7 in turn in the anticlockwise direction and 2, 4, 6 and 8 in turn in the clockwise direction based on 0;
and judging the color of the paint template through the color codes according to the color space coordinates.
2. The method of claim 1, wherein the first digit is 1, 2, 3, 4, 5, 6, 7, 8, 9, or 0; wherein, the color category represented by the number 1 is red, the color category represented by the number 2 is orange, the color category represented by the number 3 is yellow, the color category represented by the number 4 is green, the color category represented by the number 5 is blue, the color category represented by the number 6 is purple, the color category represented by the number 7 is brown, the color category represented by the number 8 is gray, the color category represented by the number 9 is black, and the color category represented by the number 0 is white.
3. The method of claim 1, wherein the second digit is 1, 2, 3, 4, 5, 6, 7, or 8; wherein, the hue name represented by the number 1 is red, the hue name represented by the number 2 is orange, the hue name represented by the number 3 is yellow, the hue name represented by the number 4 is yellow-green, the hue name represented by the number 5 is green, the hue name represented by the number 6 is cyan, the hue name represented by the number 7 is blue, and the hue name represented by the number 8 is purple; the 8 hues are distributed on a 360-degree circumferential plane color ring, each hue is divided into 9 parts, and each part corresponds to 5 degrees in the color ring.
4. The method of claim 1, wherein the fourth digit is 1, 2, 3, 4, 5, 6, 7, 8, 9, or 0; dividing the brightness in the color space coordinates into 10 equal parts; wherein, the brightness range represented by the number 0 is 0 to 5, the brightness range represented by the number 1 is 6 to 15, the brightness range represented by the number 2 is 16 to 25, the brightness range represented by the number 3 is 26 to 35, the brightness range represented by the number 4 is 36 to 45, the brightness range represented by the number 5 is 46 to 55, the brightness range represented by the number 6 is 56 to 65, the brightness range represented by the number 7 is 66 to 75, the brightness range represented by the number 8 is 76 to 85, and the brightness range represented by the number 9 is 86 to 105.
5. The method of claim 1, wherein the fifth digit is 1, 2, 3, 4, 5, 6, 7, 8, 9, or 0; dividing the color saturation in the color space coordinates into 10 equal parts; wherein, the color saturation range represented by the number 0 is 0 to 5, the color saturation range represented by the number 1 is 6 to 15, the color saturation range represented by the number 2 is 16 to 25, the color saturation range represented by the number 3 is 26 to 35, the color saturation range represented by the number 4 is 36 to 45, the color saturation range represented by the number 5 is 46 to 55, the color saturation range represented by the number 6 is 56 to 65, the color saturation range represented by the number 7 is 66 to 75, the color saturation range represented by the number 8 is 76 to 85, and the color saturation range represented by the number 9 is 86 to 105.
6. The method of claim 1, wherein the sixth and seventh digits are encoded in sequential increments of arabic digits, wherein the sequence number of each color class is sequentially incremented.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310773775.1A CN116793496A (en) | 2018-05-02 | 2018-05-02 | Color recognition method of paint template based on coordinates |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810407285.9A CN108827474A (en) | 2018-05-02 | 2018-05-02 | A kind of color identification method of the coating template based on coordinate |
| CN202310773775.1A CN116793496A (en) | 2018-05-02 | 2018-05-02 | Color recognition method of paint template based on coordinates |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810407285.9A Division CN108827474A (en) | 2018-05-02 | 2018-05-02 | A kind of color identification method of the coating template based on coordinate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116793496A true CN116793496A (en) | 2023-09-22 |
Family
ID=64147189
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810407285.9A Pending CN108827474A (en) | 2018-05-02 | 2018-05-02 | A kind of color identification method of the coating template based on coordinate |
| CN202310773775.1A Pending CN116793496A (en) | 2018-05-02 | 2018-05-02 | Color recognition method of paint template based on coordinates |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810407285.9A Pending CN108827474A (en) | 2018-05-02 | 2018-05-02 | A kind of color identification method of the coating template based on coordinate |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN108827474A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110720983B (en) * | 2019-09-05 | 2021-05-25 | 北京万特福医疗器械有限公司 | Visual identification method and system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1188255A (en) * | 1997-04-30 | 1998-07-22 | 杭州凯地丝绸股份有限公司 | Objective colour coding method |
| CN1231422A (en) * | 1998-04-09 | 1999-10-13 | 赖邦跃 | Color code and color code dic thereof |
| US6972867B1 (en) * | 2000-11-10 | 2005-12-06 | Xerox Corporation | Patch codes for color calibration job identification encoding |
| CN103413221A (en) * | 2012-07-01 | 2013-11-27 | 宾劲松 | Member coding method with identity feature identification and application thereof |
| CN103838825A (en) * | 2014-01-23 | 2014-06-04 | 北京东方泰坦科技股份有限公司 | Global geographical name data integrating and encoding method |
-
2018
- 2018-05-02 CN CN201810407285.9A patent/CN108827474A/en active Pending
- 2018-05-02 CN CN202310773775.1A patent/CN116793496A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN108827474A (en) | 2018-11-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104410850B (en) | Colorful digital image chrominance correction method and system | |
| CN105606230B (en) | A kind of accurate method and system for obtaining correlated color temperature of light source | |
| CN116793496A (en) | Color recognition method of paint template based on coordinates | |
| CN110677954B (en) | Precise dimming method and system for super-three-color LED light source | |
| CN106384354A (en) | Super-pixel segmentation method based on SLIC algorithm | |
| CN107424197B (en) | Method for realizing cross-media color reproduction based on spectral domain mapping | |
| CN104616104A (en) | Marine diesel engine component fast coding management system and management method | |
| CN105606218A (en) | Light source color rendering performance spectrum diagnosis method and system | |
| CN104616301A (en) | Intelligent robot color sensor based chrominance analysis method, device and system | |
| CN104300045A (en) | Method for sunlight mixing based on multiple white light sources | |
| CN106447603B (en) | A kind of color image gray processing method | |
| CN107451243B (en) | Complex query method based on attribute | |
| CN105491384A (en) | Palette encoding method, palette decoding method, and electronic device | |
| CN106303485A (en) | The method of compatible transmission many primary colors expanded color gamut | |
| CN110728318A (en) | Hair color identification method based on deep learning | |
| CN108770123A (en) | A kind of control method of full-color LED lamp band | |
| CN111340743B (en) | Semi-supervised multispectral and panchromatic remote sensing image fusion method and system | |
| CN113033777B (en) | Vehicle-mounted atmosphere lamp chromaticity calibration method based on neural network calibration model | |
| CN108649112B (en) | LED product yield optimization method | |
| CN114812536A (en) | Design method for intelligent orchard agricultural machinery inter-row accurate positioning and operation based on vision | |
| CN104504262B (en) | Display colour filter transmitance spectral line distribution optimization method | |
| CN110335321B (en) | Color block matching degree evaluation method and system, storage medium and electronic equipment | |
| CN102945555B (en) | Computer classification method for color of natural green silkworm cocoons | |
| CN111509094B (en) | Three-color LED light source chip type selection method, system, medium and electronic equipment | |
| Benkner et al. | Combined methodology for accurate evaluation of distance and direction of chromaticity shifts in LED reliability tests |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |