Translating Crop Production Science.
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Rice · Remote sensing · AI · Knowledge translation
01

About

Tomoaki Yamaguchi

Tomoaki Yamaguchi

山口 友亮

Assistant Professor, Faculty of Applied Biological Sciences, Gifu University

Translating crop science
through remote sensing and AI,
and delivering it to farmers.

Research findings in crop science too often stay confined to academic papers. Using UAVs, spectral sensors, and machine learning — including explainable AI (XAI) — I develop crop growth monitoring systems and yield prediction models for rice and other crops. Beyond data collection and analysis, my work centers on "translating" complex scientific knowledge into forms that farmers can actually use. Through large language models (LLMs) and free web applications, I keep bridging the gap between research and the field.

Career & Education

  • 2024 —
    Assistant Professor Faculty of Applied Biological Sciences, Gifu University
  • 2024.2
    Visiting Researcher Leibniz-Centre for Agricultural Landscape Research (ZALF), Germany
  • 2022–24
    Research Fellow DC2 Japan Society for the Promotion of Science (JSPS)
  • 2021–24
    Ph.D. in Agriculture Tokyo University of Agriculture and Technology
  • 2019–21
    M.S. in Agriculture Tokyo University of Agriculture and Technology
  • 2015–19
    B.S. in Agriculture Tokyo University of Agriculture and Technology
02

Publications

2026 Field Crops Research

Understanding rice yield gaps with crop modeling and machine learning in a long-term continuous cropping experiment

Yamaguchi T., et al.

Quantified rice yield gaps and identified their underlying drivers using Long-Term Continuous Cropping Experiment data.

2025 Field Crops Research

Machine learning reveals drivers of yield sustainability in five decades of continuous rice cropping

Yamaguchi T., et al.

Revealed factors governing long-term yield sustainability in five decades of continuous rice cropping using explainable AI.

2025 European Journal of Agronomy

A study on optimal input images for rice yield prediction models using CNN with UAV imagery

Yamaguchi T., et al.

Identified optimal UAV image inputs for CNN-based rice yield prediction and visualized regions of interest using explainable AI.

2024 Computers and Electronics in Agriculture

A novel neural network model to achieve generality for diverse morphologies

Yamaguchi T., et al.

Proposed a novel neural network model for growth estimation of rice varieties with diverse morphologies while incorporating crop-science interpretability.

2024 Plant Production Science

Improving efficiency of ground-truth data collection for UAV-based rice growth estimation

Yamaguchi T., et al.

Examined efficient ground-truth data collection methods for UAV-based rice growth estimation models.

2021 Remote Sensing

Feasibility of Combining Deep Learning and RGB Images for Leaf Area Index Estimation

Yamaguchi T., et al.

Demonstrated that combining deep learning with standard RGB imagery enables accurate estimation of leaf area index (LAI).

03

Awards

2026.03
Best Paper Award — The Crop Science Society of Japan

Improving efficiency of ground-truth data collection for UAV-based rice growth estimation models: investigating the effect of sampling size on model accuracy

The Crop Science Society of Japan
2025.09
Outstanding Oral Presentation Award — 260th Meeting of the Crop Science Society of Japan

Practical Feasibility of 3D Data of Individual Rice Plants Reconstructed from Smartphone-Captured Videos

The Crop Science Society of Japan
2020.09
10th Asian Crop Science Association Conference
Presentation Award (Poster)

Effect of Environmental Differences on Empirical Regression Models for Estimating Leaf Area Index Using Vegetation Indices in Rice

Asian Crop Science Association
04

Methods

Tutorials, videos, and tools for crop science data analysis.

06

Contact

Feel free to reach out.