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Generalized system for plant growth analysis using infrared LED.

H Shimizu1, M Yamazaki

  • 1Department of Agricultural Engineering, Kyoto University, Japan.

Acta Horticulturae
|December 1, 1996
PubMed
Summary

A new computer vision system analyzes plant growth using an infrared LED marker. This adaptable system measures plant elongation and shows potential for broad applications in botanical research.

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Area of Science:

  • Agricultural Engineering
  • Plant Science
  • Computer Vision

Background:

  • Accurate plant growth analysis is crucial for agricultural research and development.
  • Existing non-contact systems may have limitations in adaptability to various plant morphologies.

Purpose of the Study:

  • To develop and evaluate a novel computer vision system for plant growth analysis.
  • To assess the system's adaptability to diverse plant shapes without software modification.

Main Methods:

  • A system comprising a CCD camera, image capture board, computer, and infrared LED was utilized.
  • A mirror system captured simultaneous images from different angles, with an infrared LED marking the measurement point.
  • Plant elongation rates were analyzed using digitized images and computed LED locations.

Main Results:

  • The developed system was successfully applied to analyze the elongation rate of Verbena bonariensis L.
  • Results demonstrated the system's applicability for plant growth analysis.
  • The system's adaptability to various plant shapes without software changes was confirmed.

Conclusions:

  • The new contact-based computer vision system is effective for plant growth analysis.
  • Its adaptability makes it suitable for a wide range of plant species.
  • The system offers a valuable tool for botanical research, complementing existing non-contact methods.

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