Artificial intelligence-enabled evaluating for computer-aided drawings (AMCAD)

Author:

Jianwu Lisa Wang1ORCID,Yew Lim See1,On Lin Kok1,Keong Tan Chee1,Yuan Sheng Ricky Tan1,Sani Sairin Bin1,Juan Agnes Tan Hwee1

Affiliation:

1. School of Engineering, ITE College Central, Singapore

Abstract

AMCAD ( www.amcad.ai ) is a web-enabled artificial intelligence (AI) system created to auto-evaluate students’ computer-aided drawing (CAD) work assignments and help students in self-directed learning. It compares two engineering drawings and highlights the differences (errors) between the two. The errors are classified into two categories: “Missing Line” errors shown in red and “Erroneous Line” errors in blue. AMCAD works in tandem with all CAD software. It uses computer vision technology to convert PDF drawings to raster subimages, and XOR to evaluate quantitatively the best-matched with best-aligned views. AMCAD, whose AI algorithms and web application were developed in Python, shows the comparison results in two display modes: superimpose and side-by-side. To encourage students in self-directed leaning, instructional videos can be included in each CAD work assignment.

Funder

Institute of Technical Education

Publisher

SAGE Publications

Subject

Mechanical Engineering,Education

Reference20 articles.

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