IAES International Journal of Artificial Intelligence (IJ-AI)
Vol 15, No 4: August 2026

Intelligent object sorting system using Dobot Magician and computer vision

Tossapol Jangnoi (Rajamangala University of Technology Isan)
Thewin Sakunboonyong (Rajamangala University of Technology Isan)
Viroch Sukontanakarn (Rajamangala University of Technology Isan)
Tanawat Chalardsakun (Rajamangala University of Technology Isans)



Article Info

Publish Date
01 Aug 2026

Abstract

This study aims to analyze the relationship between object color, shape, and count and the performance of a robotic object sorting system, measured by execution time and accuracy. The Dobot Magician robot was used for object manipulation, while computer vision based on object detection was implemented using Python and an open source computer vision library (OpenCV). Color and shape segmentation were performed using the hue, saturation, and value (HSV) color space and OpenCV library. Experimental results indicate that three shapes (circle, triangle, and square) and four colors (green, red, blue, and yellow) affect picking time and accuracy differently. Squares generally required the longest time to pick, while triangles often had the shortest times across various colors. Accuracy remained consistently high across all colors and shapes, with green and yellow objects showing slightly higher average accuracy. These findings provide valuable insights into the factors influencing the performance of automated robotic grasping systems, which can be applied to optimize robot design and improve the efficiency and precision of object sorting tasks.

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Journal Info

Abbrev

IJAI

Publisher

Subject

Computer Science & IT Engineering

Description

IAES International Journal of Artificial Intelligence (IJ-AI) publishes articles in the field of artificial intelligence (AI). The scope covers all artificial intelligence area and its application in the following topics: neural networks; fuzzy logic; simulated biological evolution algorithms (like ...