Fruit sizing in orchard: A review from caliper to machine vision with deep learning

C Neupane, M Pereira, A Koirala, KB Walsh - Sensors, 2023 - mdpi.com
Forward estimates of harvest load require information on fruit size as well as number. The
task of sizing fruit and vegetables has been automated in the packhouse, progressing from …

Advancement of non-destructive spectral measurements for the quality of major tropical fruits and vegetables: a review

U Aline, T Bhattacharya, MA Faqeerzada… - Frontiers in Plant …, 2023 - frontiersin.org
The quality of tropical fruits and vegetables and the expanding global interest in eating
healthy foods have resulted in the continual development of reliable, quick, and cost …

[HTML][HTML] Simultaneous fruit detection and size estimation using multitask deep neural networks

M Ferrer-Ferrer, J Ruiz-Hidalgo, E Gregorio… - Biosystems …, 2023 - Elsevier
The measurement of fruit size is of great interest to estimate the yield and predict the harvest
resources in advance. This work proposes a novel technique for in-field apple detection and …

[HTML][HTML] Develo** Machine Vision in Tree-Fruit Applications—Fruit Count, Fruit Size and Branch Avoidance in Automated Harvesting

C Neupane, KB Walsh, R Goulart, A Koirala - Sensors, 2024 - mdpi.com
Recent developments in affordable depth imaging hardware and the use of 2D
Convolutional Neural Networks (CNN) in object detection and segmentation have …

[HTML][HTML] Assessing automatic data processing algorithms for RGB-D cameras to predict fruit size and weight in apples

JC Miranda, J Arnó, J Gené-Mola, J Lordan… - … and Electronics in …, 2023 - Elsevier
Data acquired using an RGB-D Azure Kinect DK camera were used to assess different
automatic algorithms to estimate the size, and predict the weight of non-occluded and …

[HTML][HTML] Vpbr: An automatic and low-cost vision-based biophysical properties recognition pipeline for pumpkin

LM Dang, M Nadeem, TN Nguyen, HY Park, ON Lee… - Plants, 2023 - mdpi.com
Pumpkins are a nutritious and globally enjoyed fruit for their rich and earthy flavor. The
biophysical properties of pumpkins play an important role in determining their yield …

In-orchard sizing of mango fruit: 2. Forward estimation of size at harvest

MH Amaral, KB Walsh - Horticulturae, 2023 - mdpi.com
Forecast of tree fruit yield requires prediction of harvest time fruit size as well as fruit number.
Mango (Mangifera indica L.) fruit mass can be estimated from correlation to measurements …

Keypoint detection and diameter estimation of cabbage (Brassica oleracea L.) heads under varying occlusion degrees via YOLOv8n-CK network

J Zheng, X Wang, Y Shi, X Zhang, Y Wu… - … and Electronics in …, 2024 - Elsevier
Accurate and rapid estimation of cabbage head diameters is critical for precise decision-
making in cabbage-harvesting equipment, thereby ensuring the quality of cabbage head …

A method of constructing models for estimating proportions of citrus fruit size grade using polynomial regression

Y Tanimoto, S Yoshida - Agronomy, 2024 - mdpi.com
Estimating the fruit size is an important factor because it directly influences size-specific yield
estimation, which would be useful for pricing in the market. In this paper, it was considered a …

Citrus fruit diameter estimation in the field using monocular camera

H Qu, H Du, X Tang, S Zhai - Biosystems Engineering, 2025 - Elsevier
Accurate and efficient measurement of citrus fruit size is essential for managing tree form
and estimating yields. Conventional manual methods are reliable but highly labour …