A Visual Question Answering Model to Automate Nondestructive Evaluation Image Analysis

๐Ÿ“… 2026-08-29
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๐Ÿ“ Abstract
This study introduces a Visual Question Answering model designed specifically for nondestructive evaluation applications. VQA models allow inspectors to interactively query NDE images, asking targeted questions like, Is there a crack or Where is the defect located and receive precise answers from the model. Leveraging deep learning and natural language processing, the developed system integrates image feature extraction (via a ResNet-50 model) and language generation capabilities (via GPT-2) to provide accurate, informative feedback. By enabling direct question-and-answer interactions, this VQA model significantly improves inspection efficiency, reduces potential errors, and enhances usability in practical field scenarios.
Problem

Research questions and friction points this paper is trying to address.

Visual Question Answering
nondestructive evaluation
image analysis
Innovation

Methods, ideas, or system contributions that make the work stand out.

Visual Question Answering
Nondestructive Evaluation
Deep Learning
Natural Language Processing
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Mehrdad Shafiei Dizaji
Mehrdad Shafiei Dizaji
Post-Doctoral Research Fellow, Federal Highway Administration, Turner-Fairbank Highway Research Center, McLean, VA 22101
H
Hoda Azari
Nondestructive Evaluation Program and Laboratory Manager, Federal Highway Administration, Turner-Fairbank Highway Research Center, McLean, VA 22101