Theses and Dissertations

ORCID

https://orcid.org/0009-0009-5328-2850

Issuing Body

Mississippi State University

Advisor

To, Filip Suminto D.

Committee Member

Zhang, Xin

Committee Member

Chen, Jingdao

Date of Degree

12-13-2024

Original embargo terms

Complete embargo 1 year

Document Type

Graduate Thesis - Open Access

Major

Engineering (Biosystems Engineering)

Degree Name

Master of Science (M.S.)

College

James Worth Bagley College of Engineering

Department

Department of Agricultural and Biological Engineering

Abstract

The thesis presents an application of a convolutional neural network (CNN) to detect and classify plastic contaminants in seed cotton in real-time, in a ginning environment. A multi-layered CNN was developed and used to detect plastic contaminants from images captured by a universal serial bus (USB) camera, in a flowing cotton stream, with an artificial lighting system. The CNN was trained using a collection of images captured in the dynamic setting that simulated real-time cotton flow using a custom design feeder system. The CNN was trained in Google Colaboratory (Colab) environment. After the training was completed, it was then converted into TensorRT format and loaded into a Jetson Xavier-based embedded system. The model was able to achieve an 87-93% detection accuracy while maintaining 30-50 frames per second (FPS).

Available for download on Thursday, January 15, 2026

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