Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Self-Help Support Groups01:28

Self-Help Support Groups

352
Self-help support groups are voluntary, community-based organizations that provide a platform for individuals with shared concerns to exchange support, insights, and practical strategies for coping with life challenges. Typically led by group members or paraprofessionals, these groups form a cornerstone of mental health care, especially in reaching populations that are underserved by traditional healthcare systems.
Accessibility and Cost-Effectiveness
One of the primary strengths of self-help...
352
Dose Size and Dosing Frequency: Determination Methods01:21

Dose Size and Dosing Frequency: Determination Methods

302
Determining the optimal dose size and dosing frequency in pharmacotherapy is crucial for achieving therapeutic effectiveness while minimizing adverse effects. This article explores the methodologies employed in determining these parameters, focusing on their significance and interplay to tailor dosing regimens.Dose Size: Dose size refers to the amount of a drug administered in a single dose. It is determined based on the drug's pharmacodynamics and pharmacokinetics properties and...
302
Determination of Multiple Dosing Parameters: Loading and Maintenance Doses01:25

Determination of Multiple Dosing Parameters: Loading and Maintenance Doses

238
A loading dose is an essential pharmacological strategy to rapidly achieve the target plasma drug concentration necessary for an immediate therapeutic effect. This approach is especially critical for drugs characterized by slow absorption or extended half-lives, where delaying therapeutic plasma levels could compromise treatment outcomes. By administering a loading dose, clinicians ensure a prompt onset of drug action, even for agents with complex pharmacokinetic profiles.Achieving steady-state...
238
Support Reactions01:30

Support Reactions

1.5K
A coplanar force system refers to a set of forces that all lie in the same plane and are subject to different reactions between the point of contact and the supports. Understanding how different types of supports affect coplanar forces is crucial for designing safe and reliable structures that can withstand external loads.
The purpose of the supports is to prevent the translational motion of the system by applying an equal and opposite force and to prevent the system's rotation by applying...
1.5K
Rational Dosage Regimen: Maintenance Dose and Loading Dose01:24

Rational Dosage Regimen: Maintenance Dose and Loading Dose

5.5K
A rational dosage regimen considers a drug's pharmacokinetics, including its absorption, distribution, metabolism, and elimination from the body. By understanding these factors, the appropriate dosage can be determined, and the dosing schedule can be designed to achieve and maintain the desired therapeutic effect while minimizing adverse effects.
In most cases, drugs are administered repetitively or infused continuously to maintain a steady-state concentration in the body. At a steady...
5.5K
Setting Time of Cement01:12

Setting Time of Cement

678
The setting time of cement refers to the process of cement paste transitioning from a plastic state to a solid state. This process is crucial in construction as it dictates the timeframe for concrete placement, compaction, and finishing. The onset of this solidification is termed the initial set, indicating when the paste becomes unworkable. The final set is when the paste has solidified completely, and further handling or manipulation can no longer affect its shape. The cement strength is...
678

You might also read

Related Articles

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

Sort by
Same author

From Electrical to Thermal Insight: Toward Real-Time Energy Profiling in Ventricular RF Ablation.

JACC. Clinical electrophysiology·2025
Same author

Very high-power short-duration using 70W and a flexible tip ablation catheter for pulmonary vein isolation: the POWER PULSE randomized controlled trial.

Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology·2025
Same author

Long-term outcome after ablation of persistent atrial fibrillation in patients with postprocedurally unmasked sinus node disease.

Journal of interventional cardiac electrophysiology : an international journal of arrhythmias and pacing·2025
Same author

Very High-Power Short-Duration Ablation for Atrial Fibrillation in Adults With Congenital Heart Disease.

Journal of cardiovascular electrophysiology·2025
Same author

Privacy-preserving Federated Brain Tumour Segmentation.

Machine learning in medical imaging. MLMI (Workshop)·2024
Same author

Focal pulsed field ablation in complex atrial tachycardia: First clinical experience and 1-year outcome.

Heart rhythm·2024
Same journal

Strain alignment: toward assessing mechanical plausibility of predicted displacement fields.

International journal of computer assisted radiology and surgery·2026
Same journal

Vascular geometry characterization for AI-based endovascular navigation.

International journal of computer assisted radiology and surgery·2026
Same journal

Nail It! A learning framework for autonomous surgical suturing and teleoperation on the dVRK.

International journal of computer assisted radiology and surgery·2026
Same journal

Correspondence-free local-to-global liver deformation correction via implicit neural representation and biomechanical model.

International journal of computer assisted radiology and surgery·2026
Same journal

BronchoLumen: analysis of recent YOLO-based architectures for real-time bronchial orifice detection in video bronchoscopy.

International journal of computer assisted radiology and surgery·2026
Same journal

Model-guided medicine for early diagnosis of transthyretin-associated cardiac amyloidosis using multimodal data integration and standardized interoperable models (the CRONOS-ATTR study).

International journal of computer assisted radiology and surgery·2026
See all related articles

Related Experiment Video

Updated: Feb 3, 2026

Two-photon Calcium Imaging in Mice Navigating a Virtual Reality Environment
08:12

Two-photon Calcium Imaging in Mice Navigating a Virtual Reality Environment

Published on: February 20, 2014

32.2K

Robust navigation support in lowest dose image setting.

Mai Bui1, Felix Bourier2, Christoph Baur3

  • 1Computer Aided Medical Procedures, Technische Universität München, Boltzmannstr 3, 85748, Garching, Germany. mai.bui@tum.de.

International Journal of Computer Assisted Radiology and Surgery
|October 30, 2018
PubMed
Summary
This summary is machine-generated.

This study presents a new method using sparse coding and robust PCA to track cardiac electrophysiology (EP) catheter electrodes in low-dose X-ray images. The technique accurately detects and tracks multiple catheters during procedures.

Keywords:
Computer-assisted electrophysiologyElectrode trackingFluoroscopyOnline robust PCAOnline trackingSparse coding

More Related Videos

X-ray Dose Reduction through Adaptive Exposure in Fluoroscopic Imaging
08:30

X-ray Dose Reduction through Adaptive Exposure in Fluoroscopic Imaging

Published on: September 11, 2011

14.9K
A Robust Discovery Platform for the Identification of Novel Mediators of Melanoma Metastasis
07:41

A Robust Discovery Platform for the Identification of Novel Mediators of Melanoma Metastasis

Published on: March 8, 2022

2.9K

Related Experiment Videos

Last Updated: Feb 3, 2026

Two-photon Calcium Imaging in Mice Navigating a Virtual Reality Environment
08:12

Two-photon Calcium Imaging in Mice Navigating a Virtual Reality Environment

Published on: February 20, 2014

32.2K
X-ray Dose Reduction through Adaptive Exposure in Fluoroscopic Imaging
08:30

X-ray Dose Reduction through Adaptive Exposure in Fluoroscopic Imaging

Published on: September 11, 2011

14.9K
A Robust Discovery Platform for the Identification of Novel Mediators of Melanoma Metastasis
07:41

A Robust Discovery Platform for the Identification of Novel Mediators of Melanoma Metastasis

Published on: March 8, 2022

2.9K

Area of Science:

  • Medical Imaging
  • Computational Electrophysiology

Background:

  • Cardiac electrophysiology (EP) procedures diagnose and treat heart arrhythmias.
  • Lowest dose X-ray imaging protocols necessitate advanced image enhancement for patient and staff safety.

Purpose of the Study:

  • To introduce a novel method for detecting and tracking EP catheter electrodes in low-dose fluoroscopic sequences.
  • To address the crucial need for interventional image enhancement in EP procedures.

Main Methods:

  • Utilized a novel method based on sparse coding and online robust PCA (ORPCA).
  • Developed a technique for simultaneous detection and tracking of three main EP catheters.
  • Applied the method to lowest dose fluoroscopic sequences from real procedures.

Main Results:

  • Validated the algorithm on 16 lowest dose fluoroscopic sequences.
  • Achieved an average detection rate of [Formula: see text] using a leave-one-out cross-validation scheme.
  • Demonstrated successful detection and tracking of multiple catheter electrodes.

Conclusions:

  • The developed method effectively detects and tracks EP catheter electrodes in low-dose fluoroscopic sequences.
  • The approach, based on sparse coding and ORPCA, advances previous methods.
  • Medical partners expressed high satisfaction with the results.