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Paddy grading using thermal imaging technology


Citation

Bejo, Siti Khairunniza and Azman, Norsolehah and Jamil, Norazlida (2015) Paddy grading using thermal imaging technology. In: 7th International Conference on Sustainable Agriculture for Food, Energy and Industry in Regional and Global Context (ICSAFEI 2015), 25-27 Aug. 2015, Faculty of Engineering, Universiti Putra Malaysia. (pp. 1-8).

Abstract

Rice production depends on good quality of paddy. In this research, the capability of thermal imaging to determine the quality of paddy based on the parameters used in a Deduction Schedule namely moisture content, immature condition and foreign material is presented. Average value of pixels in the thermal image will be used as the feature for determination. Heating and cooling treatment has been applied to the samples. Meanwhile, results of the experiment have shown that thermal image can be used to determine moisture content of paddy. There is a high significant relationship with R2 = -0.948 and successfully determine value of moisture content with 92% accuracy. Results of maturity stage determination had shown that there’s significant linear relationship between average intensity of thermal image and the paddy maturity stage with R2 = 0.896. The more matured the paddy, the higher the value of its mean pixel. This method also successfully predicts maturity of paddy with 90% accuracy. Finally, results of the chaff detection had shown that the mean pixel of seed thermal image is higher compared to chaff. Mean pixel value at 25s gave significant difference to separate between paddy and chaff. The technique can detect 40% of chaff inside paddy images with 100% accuracy.


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Additional Metadata

Item Type: Conference or Workshop Item (Paper)
Divisions: Faculty of Engineering
Keywords: Thermal image; Moisture content; Maturity; Paddy chaff
Depositing User: Nabilah Mustapa
Date Deposited: 04 Jan 2018 07:43
Last Modified: 04 Jan 2018 07:43
URI: http://psasir.upm.edu.my/id/eprint/58247
Statistic Details: View Download Statistic

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