Product classification analysis method based on binary density clustering

A technology of density clustering and analysis method, applied in the field of product classification algorithm, which can solve the problems of sensitivity to light change and shape deformation, production data cannot be effectively analyzed and used, and unfavorable product classification analysis.

Pending Publication Date: 2022-05-17
SHANTOU UNIV
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Problems solved by technology

[0002] In the existing technology, the degree of automation of the industrial production line has received more and more attention, but a large amount of production data cannot be effectively analyzed and used. For example, the existing product identification technology mainly includes two technologies based on labels and machine vision. , where label technology includes barcode identification and RFID electronic label technology, RFID electronic label technology is not widely popular due to cost and other issues, while machine vision technology does not need to add additional labels to products, and can identify products according to the appearance of product packaging, which is suitable for packaging Products with rich appearance and texture, but the detection is real-time detection, which is sensitive to changes in external lighting and shape deformation, which is not conducive to product classification and analysis with low cost and small computing overhead

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  • Product classification analysis method based on binary density clustering

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Embodiment Construction

[0030] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0031] Such as figure 1 As shown, the embodiment of the present invention is to propose a binary density clustering product classification analysis method, which can process, cluster analysis, and regularize the time series of all products recorded by sensors on the same production line, Get the number of product types and the total amount of each product that have appeared on the production line. The method specifically includes the following steps:

[0032] Step 1: Use the electrical signal sensor to detect the electrical signal during the machining process of the CNC machine tool, and then record the waveforms of all products on a certain production line to obtain the initial product waveform data set. Electrical signal sensors are mainly current and voltage ...

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Abstract

The invention discloses a product classification analysis method based on binary density clustering. The method comprises the following steps: obtaining an initial product waveform data set; performing preprocessing operation to obtain a to-be-analyzed product waveform data set, and performing modulation interval to realize single wave division; performing density clustering analysis on each single wave in the multi-dimensional array according to wave intensity to obtain a single wave intensity coding array, and executing dynamic time warping operation on the single wave intensity coding array; performing statistical counting on each single wave in the multi-dimensional array according to the duration of each intensity of the wave to obtain a single wave duration array, and performing dynamic time warping operation on the single wave duration array; and respectively comparing and classifying the single wave time similarity and the strength similarity with a similarity threshold value, and counting the type number of the waveforms and the total quantity of the waves under the same waveform. According to the invention, all products on one production line can be analyzed in a unified manner, the types and the number of the products on the production line can be identified, and the total product quantity of each type of products can be obtained through accurate analysis.

Description

technical field [0001] The invention relates to a product classification algorithm, in particular to a product classification analysis method based on binary density clustering. Background technique [0002] In the existing technology, the degree of automation of the industrial production line has received more and more attention, but a large amount of production data cannot be effectively analyzed and used. For example, the existing product identification technology mainly includes two technologies based on labels and machine vision. , where label technology includes barcode identification and RFID electronic label technology, RFID electronic label technology is not widely popular due to cost and other issues, while machine vision technology does not need to add additional labels to products, and can identify products according to the appearance of product packaging, which is suitable for packaging Products with rich appearance and texture, however, are detected in real tim...

Claims

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Application Information

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IPC IPC(8): G06K9/00G06K9/62
CPCG06F2218/12G06F18/23G06F18/22
Inventor 刘妍江汶蔚岳鸣
Owner SHANTOU UNIV
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