Temperature detection method and system using pig thermochromic ear tag

A technology of temperature-sensing, discoloration, and detection methods, applied in veterinary thermometers, applications, sensors, etc., can solve problems such as inaccurate temperature monitoring, and achieve the effect of reducing labor costs, low computing power requirements, and low costs

Active Publication Date: 2022-04-12
SICHUAN INNOVATION RES INST OF TIANJIN UNIV
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, there are inaccurate temperature monitoring in actual use, so it is necessary to provide a temperature detection method based on livestock temperature-sensitive color-changing ear tags

Method used

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  • Temperature detection method and system using pig thermochromic ear tag
  • Temperature detection method and system using pig thermochromic ear tag
  • Temperature detection method and system using pig thermochromic ear tag

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Embodiment Construction

[0042] In order to make the purpose, technical solutions, beneficial effects and significant progress of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings provided in the embodiments of the present invention, Obviously, all described embodiments are only some embodiments of the present invention, rather than all embodiments; based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative work Embodiments all belong to the protection scope of the present invention.

[0043] A temperature detection method using a temperature-sensing color-changing ear tag of a pig, comprising a temperature-sensing color-changing ear tag worn on the ear of a pig to be monitored, and a monitoring camera set in an area to be monitored;

[0044] The temperature-sensitive colo...

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Abstract

The invention relates to a temperature detection method using a pig thermochromic ear tag. The pig thermochromic ear tag and a monitoring camera are included. The method comprises the following steps: 1, extracting an ear tag image according to a training model of the ear tag image, and generating a plurality of rectangular pictures containing single ear tags; 2, obtaining a rough contour point set of the ear tag in the current picture by using an image processing technology, then setting two threshold conditions, and fitting the obtained rough contour into a maximum ellipse; 3, dividing the rectangular picture into three areas, and sampling the three areas respectively to obtain relative RGB values of the color-changing areas; and learning the relative RGB value of the color-changing area and the corresponding actual temperature by adopting local weighted linear regression so as to obtain a corresponding relation between the relative RGB value of the color-changing area and the temperature, and outputting a temperature value corresponding to the color-changing area of the current picture. The invention further discloses a temperature detection system for the pig thermochromic ear tag.

Description

technical field [0001] The invention belongs to the field of livestock medical instruments, and in particular relates to a temperature detection method and system using a temperature-sensing and color-changing ear tag of a pig. Background technique [0002] African swine fever is characterized by a short onset course, the most acute and acute infection mortality rate is as high as 100%, the natural infection incubation period of African swine fever is 5 to 9 days, and the body temperature rises to 41 ℃ when the onset occurs, and lasts for about four days until forty-eight days before death. After hours, the body temperature begins to drop, and the clinical symptoms do not gradually appear until the body temperature drops, showing loss of appetite, extreme fragility, rapid pulse, coughing, breathing about one-third faster, obvious dyspnea, and often death on the seventh day after fever, or Symptoms appear only one or two days before death. [0003] For the African swine feve...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61B5/01A61D13/00
Inventor 宋乐罗奥成刘宇驰谢宇涛武晟祥陈松林李国良杨诗宇尹太昕刘子祯
Owner SICHUAN INNOVATION RES INST OF TIANJIN UNIV
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