Research on the algorithm of infrared target detection based on the frame difference and background subtraction method

  • Yun Liu
  • , Yuejin Zhao*
  • , Ming Liu
  • , Liquan Dong
  • , Mei Hui
  • , Xiaohua Liu
  • , Yijian Wu
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Citations (Scopus)

Abstract

As an important branch of infrared imaging technology, infrared target tracking and detection has a very important scientific value and a wide range of applications in both military and civilian areas. For the infrared image which is characterized by low SNR and serious disturbance of background noise, an innovative and effective target detection algorithm is proposed in this paper, according to the correlation of moving target frame-to-frame and the irrelevance of noise in sequential images based on OpenCV. Firstly, since the temporal differencing and background subtraction are very complementary, we use a combined detection method of frame difference and background subtraction which is based on adaptive background updating. Results indicate that it is simple and can extract the foreground moving target from the video sequence stably. For the background updating mechanism continuously updating each pixel, we can detect the infrared moving target more accurately. It paves the way for eventually realizing real-time infrared target detection and tracking, when transplanting the algorithms on OpenCV to the DSP platform. Afterwards, we use the optimal thresholding arithmetic to segment image. It transforms the gray images to black-white images in order to provide a better condition for the image sequences detection. Finally, according to the relevance of moving objects between different frames and mathematical morphology processing, we can eliminate noise, decrease the area, and smooth region boundaries. Experimental results proves that our algorithm precisely achieve the purpose of rapid detection of small infrared target.

Original languageEnglish
Title of host publicationSignal and Data Processing of Small Targets 2015
EditorsOliver E. Drummond, Oliver E. Drummond
PublisherSPIE
ISBN (Electronic)9781628417623, 9781628417623
DOIs
Publication statusPublished - 2015
EventSignal and Data Processing of Small Targets 2015 - San Diego, United States
Duration: 12 Aug 201513 Aug 2015

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume9596
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceSignal and Data Processing of Small Targets 2015
Country/TerritoryUnited States
CitySan Diego
Period12/08/1513/08/15

Keywords

  • Infrared target
  • background subtraction
  • frame difference
  • mathematical morphology
  • target detection

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