Paper · 2018 · Journal of Institute of Control Robotics and Systems

Real-Time Tomato Ripeness Classification System based on Deep Learning Model for Object Detection

KwangEun Ko; Seung-Hwan Yang; Inhoon Jang

3
claims
6
verbatim quotes
10
citations
3
research areas
—
Not open access

Abstract

It is important to maintain the quality of tomatoes in the market distribution process after harvest. This requires classification of the harvested into ripeness stages. This paper describes a real-time tomato ripeness classification system based on a deep learning model of single stage detection. The applied deep learning model follows the architecture of a convolutional neural network of a single stream, which demonstrates the fastest and most accurate performance in the object detection field. To validate the proposed method, a large-scale data set of 4,182 high resolution images was collected and used to train and test the deep learning model. The ripeness classification was performed was performed at a maximum computation speed of 97fps and with an average accuracy of 91.3%. This result indicates that the performance of the proposed system attained the level required for commercialization and application in the real work environment.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 3

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The classifier reached a maximum speed of 97fps for tomato ripeness classification.

Outcome
computation speede0
Direction
maximume0
Value
97fpse0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The ripeness classification was performed was performed at a maximum computation speed of 97fps”

✓ located verbatim in the source · abstract, characters 656–751 · show in text ↑
t0

“Tomato Ripeness”

✓ located verbatim in the source · title, characters 10–25 · show in text ↑
Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

The classifier reached 91.3% average accuracy for tomato ripeness classification.

Outcome
accuracye0
Value
91.3%e0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“with an average accuracy of 91.3%”

✓ located verbatim in the source · abstract, characters 756–789 · show in text ↑
t0

“Tomato Ripeness”

✓ located verbatim in the source · title, characters 10–25 · show in text ↑
Method / resourceauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

The authors considered tomato ripeness classification performance sufficient for commercial use.

Outcome
performance of the proposed systeme0
Comparator
level required for commercialization and application in the real work environmente0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the performance of the proposed system attained the level required for commercialization and application in the real work environment”

✓ located verbatim in the source · abstract, characters 818–951 · show in text ↑
t0

“Tomato Ripeness”

✓ located verbatim in the source · title, characters 10–25 · show in text ↑