KR100187270B1 - Evaluation method of cleaning performance - Google Patents

Abstract

The present invention relates to a method for evaluating a washing performance by automatic recognition of an artificial contaminated cloth in an artificial contaminated clogged image analysis system in which the number of artificial contaminated clogs used in the evaluation is automatically recognized and color values can be analyzed, A first step (S1) of scanning the artificial contaminated cloth with a scanner and storing the artificial contaminated cloth in a picture file, a second step (S2) of performing a washing experiment according to experimental conditions, A fourth step S4 of scanning the artificial contaminated cloth after washing with a scanner and storing the artificial contaminated cloth in a different picture file, A fifth step (S5) of obtaining a G · B average value and a color value from the R, G, B average value difference after washing,

(S5-1) of inputting a picture file, and a sixth step (S6) of obtaining a picture file, wherein the fifth step (S5) 5-2 step (S5-2) of executing execution setting for the picture file, and R, G, B value is calculated on the basis of the picture file executed from the 5-2th step (S5-2) Step 5-3 (S5-3) and Step 5-4 (S5-4) of storing the entire color value of the picture file.

Description

Evaluation Method of Washing Performance by Automatic Recognition of Artificial Contamination in Artificial Contamination System

FIG. 1 is a view showing an apparatus for evaluating washing performance in a conventional artificial contaminated clog analysis system. FIG.

FIG. 2 is a view showing an apparatus for evaluating a washing performance by automatic recognition of artificial contaminated cloth in an artificial soil covering analysis system according to the present invention.

FIG. 3 is a view showing a reference window for automatically detecting a contaminated cloth used in a washing performance evaluation method by automatic recognition of artificial contaminated cloth in the artificial contaminated cloth image analysis system according to the present invention. FIG.

FIG. 4 is a flowchart illustrating an operation flow of a washing performance evaluation method by automatic recognition of artificial contamination in an artificial contaminated clogged image analysis system according to the present invention.

5 is an operational flowchart showing the color-analysis operation flow of the fifth step shown in Fig. 4; Fig.

FIG. 6 is an operational flowchart showing the operation flow of the contamination pattern execution in the step 5-2-2 shown in FIG. 5; FIG.

DESCRIPTION OF THE REFERENCE NUMERALS

10, 100: Artificial contamination cloth 11: Automatic recognition of contaminated cloth

12: scanner 15: computer main body

16: Keyboard 18: Monitor

20, 104: computer 102: spectroscope, photometer

The present invention relates to a method for evaluating a washing performance by automatically recognizing an artificial contaminated cloth in an artificial contaminated clogged image analysis system, and more particularly, The present invention relates to a method for evaluating a washing performance by an automatic recognition of artificial contamination in an artificial soil analysis system.

FIG. 1 is a view showing an apparatus for evaluating a washing performance in an artificial contaminated clogging image analyzing system according to the related art. First, in a washing performance evaluation method, a surface reflectance of an artificially contaminated cloth 100 is measured by a spectrophotometer 102 The computer 104 calculates the cleaning degree D based on the surface reflectance.

Meanwhile, in the above evaluation method, the surface reflectance (Rs) of the artificial contaminated cloth, which is a washing performance ping sample, is measured using a spectrophotometer, and the washing experiment is performed by a prescribed experimental method under a predetermined condition. Next, the surface reflectance (Rw) is measured after washing the artificial contaminated cloth, and the reflectance (Ro) of the original cloth is measured by using a spectrophotometer before the artificial contaminated cloth is contaminated.

Thereafter, the cleaning degree (D) is calculated from the measured value,

And the washing performance is determined.

The above-mentioned washing performance evaluation method is required to measure and record one by one even when the artificial contaminated cloth, which is a washing performance evaluation sample, is used many times in one experiment. Further, when calculating three degrees from the measured value, .

SUMMARY OF THE INVENTION Accordingly, the present invention has been made to solve the above problems, and an object of the present invention is to solve the above problems, And an object of the present invention is to provide a washing performance evaluation method by automatic recognition of artificial contamination in a soil analysis system.

In order to accomplish the above object, the present invention provides a method of washing a laundry, comprising: a first step of scanning the artificial contaminated cloth with a scanner before being washed and storing the same in a picture file; a second step of performing a washing experiment according to an experimental condition; A third step of post-processing the contaminated cloth, a fourth step of scanning the artificial contaminated cloth after washing with a scanner and storing the same in another picture file, and outputting a picture file of the artificial contaminated cloth after washing on a monitor of the computer A fifth step of obtaining R, G, and B average values of the R, G, and B average values,

Wherein the fifth step includes a step 5-1 in which a picture file is input, and a step 5-1 in which an execution setting is performed for the picture file. The method according to claim 1, Step 5-2, Step 5-3 of calculating the R, G, and B values based on the picture file set to be executed from Step 5-2, and Step 5-4 of storing the entire color values of the picture file .

According to the present invention configured as described above, when a plurality of artificially contaminated cannons are measured from a scanner and colors are analyzed, the number of artificially contaminated cannulas is automatically recognized, and the color values are analyzed, thereby facilitating the analysis.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 2 is a view showing an apparatus for evaluating a washing performance by automatic recognition of an artificial contaminated cloth in an artificial contaminated clogged image analysis system according to the present invention, wherein the evaluation apparatus comprises an artificial soil cloth 10, A computer 20 including a stroke in which the image of the artificial contaminated cloth 10, which has been measured by the scanner 12 and the image of the artificial contaminated cloth 10 measured by the scanner 12, .

The scanner 12 detects the color of the artificial contaminated cloth 10 before washing and the color of the artificial contaminated cloth 10 after washing in the washing machine and the computer 20 includes a main body 15, The set performance of the washing machine output from the main body 15 according to the color of the keyboard 16 to which a user's operation command is inputted and the color of the artificial contaminated cloth 10 after washing and after washing detected from the scanner 12, And a monitor 18 for displaying the image.

The main body 15 comprises a microcomputer and a coprocessor for outputting the washing performance of the washing machine to the monitor 18 by inputting the color and the image of the artificial contaminated cloth 10 from the scanner 12 .

FIG. 3 is a view showing a reference window for automatically detecting a contaminated cloth used in a washing performance evaluation method by automatic recognition of an artificial contaminated cloth in the artificial contaminated clogged image analysis system according to the present invention. First, The order in which the artificial contaminated cloth is placed and the measurement area are determined by the automatic pollutant recognition reference window. Then, the artificial contaminated bags before washing are arranged in the order determined by the reference window, and then scanned and stored as a picture file before washing, and the washing performance evaluation experiment is performed according to the determined experimental conditions.

After the washing, the artificial contaminated cloth is post-treated according to the predetermined conditions. The cloth is then arranged in the order of the reference window, then scanned and stored as a picture file after washing.

FIG. 4 is a flowchart illustrating an operation flow of a method for evaluating a washing performance by automatic recognition of an artificial contaminated cloth in the artificial contaminated clogged image analysis system according to the present invention. In the first step (S1) And stored as a picture file. In the second step S2, the washing experiment is performed according to the experimental conditions.

In the third step S3, post-treatment of the artificial contaminated cloth after washing, for example, ironing at a proper temperature, and arrangement of pulleys are performed, and in the fourth step S4, the artificial contaminated cloth after washing is scanned And in the fifth step S5, a picture file of the artificial polluted cloth is outputted on the monitor of the computer after the washing, and the respective R, G, and B average values are calculated.

In the sixth step S6, the color value from the R, G, B average value difference after washing, for example,

.

Here, C represents the color value by R, G, B, and ΔC represents the color value difference by the average value of R, G, B before and after washing.

FIG. 5 is an operational flowchart showing a color analysis operation flow of the fifth step shown in FIG. 4, in which a picture file (* .bmp, * .dib, etc.) Step 5-2 (S5-2) execution setting is performed, and in step 5-3 (S5-3), the corrected RGB value is calculated, and in step 5-4 (S5-4) The color value is stored.

The 5-2 step (S5-2) includes a 5-2-1 step (S5-2-1) of automatically designating the area to a predetermined size, and a 5-2-1 step (5-2-2) step (S5-2-2), (5-2-3) the selection of pixels is selected randomly or for each certain pixel, and (5-2-3) 5-2-4 step (S5-2-4) of outputting the R, G, B average value of each chapter or the R, G, B average value of the total number of contaminated bubbles.

FIG. 6 is an operation flow chart showing the operation flow of the pollution pattern execution in the step 5-2-2 shown in FIG. 5. First, in the step 5-2-2-1 (S5-2-2-1) It is judged whether or not the recognition of the number of contaminated surplus is approved for automatic recognition, and the 5-2-2-2 step (S5-2-2-2) judges whether or not the 5-2-2-1 step (S5-2-2- 1), the random pixel selection is performed from each contaminated capturing object.

In step 5-2-2-3 (S5-2-2-3), whether or not the contaminated color value is smaller than the reference window color value is compared. In step 5-2-2-4 (5- 2-2-4), if there is a contamination color value smaller than the reference window color value, the presence of contamination is output, and in step 5-2-2-5 (S5-2-2-5) If the value is not less than the reference window color value, no contamination is displayed.

Further, in the 5-2-2-6 step (S5-2-2-6), the number of contaminated remnants after the 5-2-2-5 step (S5-2-2-5) is recognized, -2-2-7 step (S5-2-2-7) stores the contamination color value after the contaminated retention number is recognized from the 5-2-2-6 step (S5-2-2-6) (S5-2-2-8) in step 5-2-2-8, if the result of the determination in step 5-2-2-1 (S5-2-2-1) is not automatic recognition, The number of brackets will be entered.

Then, in the step 5-2-2-9 (S5-2-2-9), the number of contaminated surplus from the step 5-2-2-8 (S5-2-2-8) is recognized, In step -2-2-7 (S5-2-2-7), the contamination color value is stored.

Thereafter, the color value difference [Delta] C is calculated from the difference between the R, G, and B average values before and after the washing, and the larger the color value difference [Delta] C is, the more excellent the washing performance is judged.

It is to be understood that the drawings and description are to be regarded as illustrative in nature and not restrictive. The scope of the invention is defined by the appended claims rather than by the foregoing description.

As described above, according to the present invention, when a plurality of artificially contaminated cannons are measured from a scanner and color is analyzed, the number of artificially contaminated cannulas is automatically recognized, and the color value is analyzed, thereby facilitating the analysis.

Claims (3)

A first step S1 of scanning the artificial contaminated cloth before washing with a scanner and storing the artificial contaminated cloth in a picture file, a second step S2 of performing a washing experiment according to experimental conditions, a post-treatment of artificial contaminated cloth after washing A fourth step S4 of scanning the artificial soil after washing by the scanner and storing the artificial soil after washing in a different drawing file, and outputting a picture file of the artificial soil after washing on the monitor of the computer, A fifth step (S5) of obtaining an R, G, B average value, and a color value from the R, G, B average value difference after washing, (S5-1) of inputting a picture file, and a sixth step (S6) of obtaining a picture file, wherein the fifth step (S5) 5-2 step (S5-2) of executing execution setting for the picture file, and R, G, B value is calculated on the basis of the picture file executed from the 5-2th step (S5-2) (S5-3) for storing the color value of the image file, and (5-4) (S5-4) for storing the entire color value of the image file. (1). The method as claimed in claim 1, wherein the step 5-2 (S5-2) includes a step 5-2-1 (S5-2-1) of automatically designating the area of the picture file to a predetermined size, (5-2-2) step (S5-2-2) in which the selection of the recognition method is automatic recognition and manual input, (5-2-3) step S5-2-3 in which the pixel selection is selected randomly or for each certain pixel, 2-3) and the output value is output as an R, G, B average value of the contaminated envelope or as an R, G, B average value of the total contaminated cloth (step S5-2-4) A Method for Evaluating Washing Performance by Automatic Recognition of Artificial Contamination in Artificial Contamination System. The method as claimed in claim 2, wherein the step 5-2-2 (S5-2-2) further comprises a step 5-2-2-1 (S5-2- 2-2-1) for performing random pixel selection from each pollutant in the case of automatic recognition of the result of the judgment in the step 5-2-2-1 (S5-2-2-1) 5-2-2-3 (S5-2-2-3) for comparing whether the contamination color value is smaller than the reference window color value, (5-2-2-4) (S5-2-2-4) when the color value is less than the reference window color value, and if the color value of the contamination color is not smaller than the reference window color value 5-2-2-5 step (S5-2-2-5) for outputting no pollution pattern, and the number of pollution removers after the step 5-2-2-5 (S5-2-2-5) is recognized 5-2-2-6 step S5-2-2-6 for storing the color value of contamination from step 5-2-2-6, -2-2-7 step S5-2-2-7, and in the 5-2-2-1 step S5-2-2-1, 5-2-2-9 " step S5-2-2-9 for inputting the number of contaminated jets, and step 5-2-2-9 " In step 5-2-2-9 (S5-2-2-9) for storing the contamination color value in step 5-2-2-7 (S5-2-2-7) Wherein the method comprises the steps of: (a) detecting an artificial contamination trap in an artificial contaminated clogged image analysis system;