Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Design Example: Measuring Distance Between Two Points with Obstructions

Design Example: Measuring Distance Between Two Points with Obstructions

When measuring distances in areas with physical obstructions, such as a lake in a field, surveyors must employ techniques to calculate accurate lengths without direct line measurements. One effective method is the offset technique, which allows for precise distance estimation over inaccessible stretches.In this scenario, a surveyor must measure a side of an area that crosses a lake. Since the measuring tape cannot span the lake, the surveyor begins by establishing a baseline that aligns with...

Modeling and Similitude

Modeling and Similitude

Scaled modeling is a fundamental technique in engineering, enabling the study of large and complex systems by creating smaller, manageable replicas that recreate critical characteristics of the original. In hydrology and civil infrastructure, for example, scaled models of dams help analyze water flow, turbulence, and pressure. This method allows for accurate predictions of real-world behavior within a controlled environment, significantly reducing the cost and time involved in full-scale...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

A Holistic Approach to Cooling System Selection and Injection Molding Process Optimization Based on Non-Dominated Sorting.

Polymers·2022

See all related articles

Search research articles

Related Experiment Video

Updated: Jun 6, 2025

Precision Measurements and Parametric Models of Vertebral Endplates

Precision Measurements and Parametric Models of Vertebral Endplates

Published on: September 17, 2019

Simulating and Verifying a 2D/3D Laser Line Sensor Measurement Algorithm on CAD Models and Real Objects.

Rok Belšak¹, Janez Gotlih¹, Timi Karner¹

¹Laboratory for Robotisation, Faculty of Mechanical Engineering, University of Maribor, 2000 Maribor, Slovenia.

Sensors (Basel, Switzerland)

|November 27, 2024

Summary

This summary is machine-generated.

This study introduces a new MATLAB algorithm for simulating 2D/3D laser line sensor measurements on CAD models. The tool enhances accuracy and efficiency for industrial inspection and supports AI training with synthetic data.

Keywords:

2D/3D laser line sensor Matlab STL measurement generation point cloud profilometry simulation

More Related Videos

Accuracy in Dental Medicine, A New Way to Measure Trueness and Precision

Accuracy in Dental Medicine, A New Way to Measure Trueness and Precision

Published on: April 29, 2014

Compact Lens-less Digital Holographic Microscope for MEMS Inspection and Characterization

Compact Lens-less Digital Holographic Microscope for MEMS Inspection and Characterization

Published on: July 5, 2016

Related Experiment Videos

Last Updated: Jun 6, 2025

Precision Measurements and Parametric Models of Vertebral Endplates

Precision Measurements and Parametric Models of Vertebral Endplates

Published on: September 17, 2019

Accuracy in Dental Medicine, A New Way to Measure Trueness and Precision

Accuracy in Dental Medicine, A New Way to Measure Trueness and Precision

Published on: April 29, 2014

Compact Lens-less Digital Holographic Microscope for MEMS Inspection and Characterization

Compact Lens-less Digital Holographic Microscope for MEMS Inspection and Characterization

Published on: July 5, 2016

Area of Science:

Engineering
Computer Science
Metrology

Background:

Industrial and research applications increasingly rely on 2D/3D laser line sensors for critical tasks.
Accurate and efficient simulation tools are essential for surface inspection, dimensional verification, and quality control.
Existing simulation methods face challenges with complex CAD models and sensor specifics.

Purpose of the Study:

To develop a novel, efficient MATLAB algorithm for simulating 2D/3D laser line sensor measurements on STL CAD models.
To address limitations in current simulation techniques, including handling complex geometries and sensor resolution.
To provide a tool that reduces the need for physical prototyping and aids in generating synthetic data for AI training.

Main Methods:

A modified fast-ray triangular intersection algorithm was implemented in MATLAB.
The algorithm incorporates sensor resolution and handles overlapping triangles in assembly models.
Simulation results were quantitatively analyzed against real-world measurements.

Main Results:

The algorithm significantly reduces computation time compared to existing methods.
Simulations achieved a mean deviation of 0.42 mm when compared to actual measurements.
The method effectively simulates complex features like holes and grooves, generating point cloud data in various coordinate systems.

Conclusions:

The developed algorithm offers an accurate and efficient solution for simulating 2D/3D laser line sensor measurements.
This simulation tool supports industrial quality control, reduces physical prototyping, and facilitates AI model training.
Future research will focus on further optimizing speed and incorporating noise modeling for enhanced realism.