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

Confocal Fluorescence Microscopy

Confocal Fluorescence Microscopy

Confocal microscopy is an advanced microscopic technique. The prime advantage of the confocal microscope over other microscopy techniques is its ability to block the out-of-focus light from the illuminated samples using pinholes. It is widely used with fluorescence optics to obtain high-resolution, sharp contrast images. Unlike optical microscopes, confocal microscopes use a focused beam of light laser to scan the entire sample surface at different z-planes. These microscopes are, therefore,...

You might also read

Related Articles

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

Sort by

Same author

Infrared and Visible Image Fusion via Lightweight Semantic Prior Encoding and Cross-Attention Fusion.

Sensors (Basel, Switzerland)·2026

Same author

Derivation and external validation of machine learning prediction for severe acute kidney injury in patients with sepsis-induced coagulopathy: a study based on the MIMIC database and a Chinese cohort.

International journal of medical informatics·2026

Same author

Multi-omics reveals the mechanism of Rehmannia glutinosa Libosch. Processed with Amomum villosum Lour. in treating blood deficiency syndrome.

Journal of ethnopharmacology·2026

Same author

Biomechanical mechanisms of early gait training on knee cartilage degeneration after anterior cruciate ligament reconstruction: a study protocol.

Frontiers in sports and active living·2026

Same author

Longitudinal immune-inflammatory profiles and mortality in older adults with sepsis: a multicentre prospective cohort study.

Journal of intensive care·2026

Same author

An interpretable prediction model for severe sepsis-associated acute kidney injury in older ICU patients with sepsis: a prospective multicenter cohort study.

BMC geriatrics·2026

Search research articles

Related Experiment Video

Updated: Jul 11, 2026

Image-guided, Laser-based Fabrication of Vascular-derived Microfluidic Networks

Image-guided, Laser-based Fabrication of Vascular-derived Microfluidic Networks

Published on: January 3, 2017

Template-Guided Hierarchical Multi-View Registration Framework of Unordered Bridge Terrestrial Laser Scanning Data.

Guikai Xiong^1,2,3,4, Na Cui^1,2, Jiepeng Liu^1,2

¹Key Laboratory of New Technology for Construction of Cities in Mountain Area (Ministry of Education), Chongqing University, Chongqing 400045, China.

Sensors (Basel, Switzerland)

|March 13, 2024

Summary

This study introduces a novel template-guided method for efficient multi-view registration of bridge point cloud data (PCD). The approach accurately aligns unordered scans to a global system, improving bridge modeling and health monitoring.

Keywords:

bridge point cloud data hierarchical multi-view registration point cloud registration template-guided terrestrial laser scanning

More Related Videos

Four-Dimensional CT Analysis Using Sequential 3D-3D Registration

Four-Dimensional CT Analysis Using Sequential 3D-3D Registration

Published on: November 23, 2019

Measuring the Structure, Composition, and Change of Underwater Environments with Large-area Imaging

Measuring the Structure, Composition, and Change of Underwater Environments with Large-area Imaging

Published on: April 18, 2025

Related Experiment Videos

Last Updated: Jul 11, 2026

Image-guided, Laser-based Fabrication of Vascular-derived Microfluidic Networks

Image-guided, Laser-based Fabrication of Vascular-derived Microfluidic Networks

Published on: January 3, 2017

Four-Dimensional CT Analysis Using Sequential 3D-3D Registration

Four-Dimensional CT Analysis Using Sequential 3D-3D Registration

Published on: November 23, 2019

Measuring the Structure, Composition, and Change of Underwater Environments with Large-area Imaging

Measuring the Structure, Composition, and Change of Underwater Environments with Large-area Imaging

Published on: April 18, 2025

Area of Science:

Geomatics Engineering
Civil Engineering
Computer Vision

Background:

Bridge point cloud data (PCD) registration is crucial for modeling, deformation detection, and health monitoring.
Existing multi-view registration methods are inefficient due to extensive pairwise matching and graph construction.
A need exists for improved methods to handle unordered multiple scans effectively.

Purpose of the Study:

To propose a marker-free, template-guided method for aligning multiple unordered bridge PCDs to a global coordinate system.
To enhance the efficiency and accuracy of multi-view bridge PCD registration.
To recover scan overlaps and establish a merging order without extensive pairwise matching.

Main Methods:

A template-guided approach aligns individual scans to a registration template, recovering overlaps.
A graph-partition algorithm constructs scan-blocks from overlaps and scan locations.
Coarse-to-fine registration within blocks and global block-to-block registration achieve unified alignment.

Main Results:

The proposed method successfully aligns multiple unordered bridge PCDs to a global coordinate system.
High accuracy was demonstrated on datasets from suspension and continuous rigid frame bridges.
The framework efficiently recovers overlaps and establishes a merging order for scans.

Conclusions:

The marker-free template-guided method offers a highly accurate and efficient solution for multi-view bridge PCD registration.
This approach addresses limitations of existing pairwise registration techniques.
The method is suitable for various bridge types, supporting advanced structural analysis and monitoring.