A gray box explainable deep learning approach for blind deblurring of motion blurred images

Date of Publication

4-2024

Document Type

Master's Thesis

Degree Name

Master of Science in Electronics and Communications Engineering

Subject Categories

Electrical and Computer Engineering | Engineering

College

Gokongwei College of Engineering

Department/Unit

Electronics And Communications Engg

Thesis Advisor

Lawrence Materum

Defense Panel Chair

Edwin Sybingco

Defense Panel Member

John Anthony Jose
Joel Ilao

Abstract/Summary

In deblurring technologies, the lack of interpretability limits the ability to debug, troubleshoot, and improve the method effectively, hence the need for enhancing explainability has become increasingly important. This thesis addresses the challenge of developing a method that enhances the explainability of deep learning models. The objective is to strike a balance between performance and explainability by combining the power of deep learning techniques with meaningful explanations for the deblurring process. The proposed methodology involves the design of a gray box explainable deep-learning network that involves blur and sharp features estimation, blur kernel estimation, and latent image estimation that induces explainability. The best-performing model achieves 26 dB, 25 dB, 35 dB, and 28 dB accuracy levels in the GoPro, HIDE, RealBlur-R, and RealBlur-J datasets, respectively, reaching an average accuracy improvement of 1 dB. Models emphasizing explainability prioritize transparent operations for easier interpretation but may sacrifice visual fidelity and efficiency. Conversely, models focused on accuracy often employ complex architectures for better performance, potentially reducing interpretability and increasing computational costs. By achieving a satisfactory balance between accuracy and explainability, this work aims to unlock the potential for advanced deblurring technologies that produce visually appealing results while providing transparent and understandable insights into the deblurring process.

Abstract Format

html

Language

English

Format

Electronic

Keywords

Image processing; Machine learning

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Embargo Period

4-4-2024

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