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3D measurement of plant community with multidirectional lidar observation and development of plant structural and physiological anayzing method

Research Project

Project/Area Number 17H03898
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Agricultural environmental engineering/Agricultural information engineering
Research InstitutionThe University of Tokyo

Principal Investigator

Hosoi Fumiki  東京大学, 大学院農学生命科学研究科(農学部), 准教授 (80526468)

Co-Investigator(Kenkyū-buntansha) 清水 庸  高崎健康福祉大学, 農学部, 教授 (00323486)
Project Period (FY) 2017-04-01 – 2021-03-31
Project Status Completed (Fiscal Year 2020)
Budget Amount *help
¥18,200,000 (Direct Cost: ¥14,000,000、Indirect Cost: ¥4,200,000)
Fiscal Year 2020: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2019: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2018: ¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2017: ¥10,790,000 (Direct Cost: ¥8,300,000、Indirect Cost: ¥2,490,000)
Keywordsライダー / リモートセンシング / UAV / SLAM / 植生 / 3次元画像 / 画像合成
Outline of Final Research Achievements

The method of plant measurement using lidar was investigated based on SLAM system on the ground and from the air with UAV for decreasing blind area in lidar measurement of plant. In the investigation, different measurement conditions were tried and different platforms were compared, so that the suitable conditions became clear. The method to extract 3D structural information from the obtained 3D images were investigated and the automated method of extracting leaf inclination angle distribution was developed. An image fusion method was developed for plant images taken using a 2D camera and 3D lidar. It was demonstrated that 3 D spatial distributions of chlorophyll and temperature of plant were available by this method. The method to obtain 3 D spatial characteristics of plant physiology and biochemistry could be developed.

Academic Significance and Societal Importance of the Research Achievements

3次元測定器であるライダーにより植生3次元情報を得ることは、気候変動や大気汚染などの植生への影響モニタリングにおいて極めて有効だが、ライダーのレーザーが届かないエリアであるブラインドエリアの存在がその精度に影響していた。本研究では自動運転などに使われるSLAM技術をもとに、地上、上空から多方向計測によりブラインドエリアの問題を解消しようとしたもので、本研究で得られた知見を使えば、より精度の高い植生モニタリングが可能となる。また、植生の3Dと2Dの画像を統合する技術を開発し、これにより植物の生理的な情報の3次元空間分布も得られ、植物の本質的特性に立脚したモニタリングの可能性を切り開いた。

Report

(5 results)
  • 2020 Annual Research Report   Final Research Report ( PDF )
  • 2019 Annual Research Report
  • 2018 Annual Research Report
  • 2017 Annual Research Report
  • Research Products

    (19 results)

All 2019 2018 2017

All Journal Article (8 results) (of which Peer Reviewed: 8 results,  Open Access: 2 results) Presentation (11 results) (of which Int'l Joint Research: 3 results)

  • [Journal Article] Estimating 3D chlorophyll content distribution of trees using an image fusion method between 2D camera and 3D portable scanning lidar2019

    • Author(s)
      Fumiki Hosoi, Sho Umeyama, Kuanting Kuo
    • Journal Title

      remote sensing

      Volume: 11 Issue: 18 Pages: 2134-2134

    • DOI

      10.3390/rs11182134

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Leaf Segmentation Based on k-Means Algorithm to Obtain Leaf Angle Distribution Using Terrestrial LiDAR2019

    • Author(s)
      Kuanting Kuo, Kenta Itakura, Fumiki Hosoi
    • Journal Title

      remote sensing

      Volume: 11 Issue: 21 Pages: 2536-2536

    • DOI

      10.3390/rs11212536

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Estimation of tree structure parameters from video frames with removal of blurred images using machine learning2018

    • Author(s)
      Kenta Itakura, Fumiki Hosoi
    • Journal Title

      Journal of Agricultural Meteorology

      Volume: 74 Issue: 4 Pages: 154-161

    • DOI

      10.2480/agrmet.D-18-00003

    • NAID

      130007496635

    • ISSN
      0021-8588, 1881-0136
    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Calculation of Moving Distance when Measuring Tree Height Using Portable Scanning Lidar and Tree Height Measurement by Using Registration of Images Obtained on the Ground and High Places2018

    • Author(s)
      板倉健太,鎌倉以直,細井文樹
    • Journal Title

      Eco-Engineering

      Volume: 30 Issue: 1 Pages: 7-14

    • DOI

      10.11450/seitaikogaku.30.7

    • NAID

      130006327394

    • ISSN
      1347-0485, 1880-4500
    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A Comparison Study on Three-dimensional Measurement of Vegetation Using Lidar and SfM on the Ground2018

    • Author(s)
      板倉健太,鎌倉以直,細井文樹
    • Journal Title

      Eco-Engineering

      Volume: 30 Issue: 1 Pages: 15-20

    • DOI

      10.11450/seitaikogaku.30.15

    • NAID

      130006327393

    • ISSN
      1347-0485, 1880-4500
    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 動的輪郭モデルを用いた植物と画像背景の分離および転移学習による植物分類2018

    • Author(s)
      板倉健太,細井文樹
    • Journal Title

      生態工学

      Volume: 印刷中

    • NAID

      130007419637

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Automatic each tree detection and canopy segmentation from three-dimensional point cloud images obtained from ground-based lidar2018

    • Author(s)
      Kenta Itakura, Fumiki Hosoi
    • Journal Title

      Journal of Agricultural Meteorology

      Volume: 印刷中

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Estimation of Tree Trunk Diameter by LIDAR while Moving on Foot or by Car2017

    • Author(s)
      板倉健太,鎌倉以直,細井文樹
    • Journal Title

      Eco-Engineering

      Volume: 29 Issue: 4 Pages: 107-113

    • DOI

      10.11450/seitaikogaku.29.107

    • NAID

      130006192013

    • ISSN
      1347-0485, 1880-4500
    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Presentation] Automatic measurement of tree structure using machine learning2019

    • Author(s)
      Kenta Itakura, Fumiki Hosoi
    • Organizer
      International Symposium on Agricultural Meteorology 2019
    • Related Report
      2018 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 自動セグメンテーションによる植物の葉面積、葉傾斜角の推定2018

    • Author(s)
      板倉健太,細井文樹
    • Organizer
      農業施設学会
    • Related Report
      2018 Annual Research Report
  • [Presentation] Automatic individual tree detection and canopy segmentation from three-dimensional point cloud images obtained from ground-based lidar2018

    • Author(s)
      Kenta Itakura, Fumiki Hosoi
    • Organizer
      The Remote Sensing Society of Japan
    • Related Report
      2018 Annual Research Report
  • [Presentation] 画像解析を用いた葉の自動分離による葉面積、葉傾斜角の推定2018

    • Author(s)
      板倉健太,細井文樹
    • Organizer
      生態工学会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 機械学習を利用したブレ検出による、動画からの植物構造の推定2018

    • Author(s)
      板倉健太,細井文樹
    • Organizer
      生態工学会
    • Related Report
      2018 Annual Research Report
  • [Presentation] 動的輪郭モデルを用いた植物と画像背景の分離および転移学習による植物分類2018

    • Author(s)
      板倉健太,細井文樹
    • Organizer
      農業食料工学会関東支部
    • Related Report
      2018 Annual Research Report
  • [Presentation] マルチプラットフォームライダーによる樹木構造計測2018

    • Author(s)
      細井文樹, 潘 洋, 板倉健太
    • Organizer
      日本農業気象学会全国大会
    • Related Report
      2017 Annual Research Report
  • [Presentation] Automatic leaf segmentation in 3D plant images for estimating leaf area and leaf inclination angle.2018

    • Author(s)
      Kenta Itakura, Fumiki Hosoi
    • Organizer
      International Symposium on Agricultural Meteorology (ISAM)
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 手持ちおよび車載されたLIDARを用いた樹幹直径の推定に関する研究2017

    • Author(s)
      板倉健太,鎌倉以直,細井文樹
    • Organizer
      生態工学会年次大会
    • Related Report
      2017 Annual Research Report
  • [Presentation] Calculation of moving distance when measuring tree height using portable scanning lidar and tree height measurement by using registration of images obtained on the ground and high places2017

    • Author(s)
      Kenta Itakura,Icyoku Kamakura, Fumiki Hosoi
    • Organizer
      International society of Paddy and Water Environment Engineering (Pawees)
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] ライダーおよびSfMを用いた地上における 植生の3次元計測手法の比較研究2017

    • Author(s)
      板倉健太,鎌倉以直,細井文樹
    • Organizer
      農業気象学会関東支部例会
    • Related Report
      2017 Annual Research Report

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Published: 2017-04-28   Modified: 2022-01-27  

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