FruitMeasureApp
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Resources

Get the user guide

Get the complete user guide to resolve any doubts and understand more deeply how FruitMeasureApp works.

Download the guide → Watch the video tutorial →

FruitMeasureStick

FruitMeasureStick

FruitMeasureApp requires the FruitMeasureStick. This accessory attaches to the smartphone and provides a reference scale, enabling accurate estimation of apple size. Print it with a 3D printer and assemble it following the guide.

Get the 3D model file How to assemble it

Try FruitMeasureApp

  • Download the app and start measuring fruit size directly from your smartphone.
  • You can try the app with test images, without needing to print the support or capture images in the field. Download them at the following link:

Play Store Apple Store Download test images →

Explore the AI model

  • The application integrates a convolutional neural network (CNN) for fruit detection.
  • A geometric calibration using the reference marker located at the end of the FruitMeasureStick enables accurate fruit measurement.
  • The CNN has been trained using images of 4,500 fruits collected over four growing seasons (2023–2026).
  • It allows users to select between two estimation models: Cluster (small fruits growing in clusters) and Fruit (for individual apples).
App screenshot 1App screenshot 2App screenshot 3

The source code has been released as open source in the Official repository →

 
 
  • University of Lleida - Institute of Agrifood Research and Technology