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

Multiple Voltage Sources01:25

Multiple Voltage Sources

1.8K
Generally, a single battery is not enough to power some devices. In such cases, batteries can be combined in two ways: in series or in parallel.
In series, the positive terminal of one battery is connected to the negative terminal of another battery. Hence, the voltage of each battery is added to give the net voltage, which is increased because each battery boosts the electrons that enter it. The same current flows through each battery because they are connected in series.
Batteries are...
1.8K
Torsion of Noncircular Members01:16

Torsion of Noncircular Members

617
Circular shafts undergoing torsional stress maintain their cross-sectional integrity due to their axisymmetric nature. This symmetry ensures an even distribution of stress, allowing the shaft to withstand torsion without distorting. In contrast, square bars, lacking this axial symmetry, experience significant distortion across their cross-sections when subjected to torsion, with the exception of along their diagonals and at lines connecting midpoints. A detailed examination of a cubic element...
617
Velocity and Position by Integral Method01:13

Velocity and Position by Integral Method

8.4K
If acceleration as a function of time is known, then velocity and position functions can be derived using integral calculus. For constant acceleration, the integral equations refer to the first and second kinematic equations for velocity and position functions, respectively.
Consider an example to calculate the velocity and position from the acceleration function. A motorboat is traveling at a constant velocity of 5.0 m/s when it starts to decelerate to arrive at the dock. Its acceleration is...
8.4K
Velocity and Position by Graphical Method01:34

Velocity and Position by Graphical Method

10.7K
Velocity and position can be calculated from the known function of acceleration as a function of time. The total area under the acceleration-time graph and the velocity-time graph gives the change in velocity and position, respectively. In the case of an airplane, its acceleration is tracked using the inertial navigation system. The pilot provides the input of the airplane's initial position and velocity before takeoff. The inertial navigation system then uses the acceleration data to...
10.7K
Determination of Multiple Dosing Parameters: Loading and Maintenance Doses01:25

Determination of Multiple Dosing Parameters: Loading and Maintenance Doses

268
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...
268
Methods of Documentation I: Source-Oriented Records01:18

Methods of Documentation I: Source-Oriented Records

1.7K
Source-oriented records, or SOR, are medical record-keeping organized by the data source. The SOR system was first developed in the mid-1900s to organize the growing patient data in hospitals and other healthcare facilities.
In an SOR, each discipline involved in patient care maintains a separate medical record section. This record-keeping method enables easy tracking of patient progress and ensures healthcare staff have access to up-to-date information.
Key Attributes include the following:
1.7K

You might also read

Related Articles

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

Sort by
Same author

Fusion of Land-Based and Satellite-Based Localization Using Constrained Weighted Least Squares.

Sensors (Basel, Switzerland)·2024
Same author

A Joint Space-Time Array for Communication Signals-Based on a Moving Platform and Performance Analysis.

Sensors (Basel, Switzerland)·2018
Same author

Lagrange Programming Neural Network for TOA-Based Localization with Clock Asynchronization and Sensor Location Uncertainties.

Sensors (Basel, Switzerland)·2018
Same author

A Direct Position-Determination Approach for Multiple Sources Based on Neural Network Computation.

Sensors (Basel, Switzerland)·2018
Same author

Direct Position Determination of Unknown Signals in the Presence of Multipath Propagation.

Sensors (Basel, Switzerland)·2018
Same author

Plasma microRNA, a potential biomarker for acute rejection after liver transplantation.

Transplantation·2013
Same journal

RETRACTED: Zhang et al. A Novel Framework for Reconstruction and Imaging of Target Scattering Centers via Wide-Angle Incidence in Radar Networks. <i>Sensors</i> 2025, <i>25</i>, 6802.

Sensors (Basel, Switzerland)·2026
Same journal

Enhancing Unsupervised Multi-Source Domain Adaptation for Person Re-Identification via Mixture of Experts and Graph-Based Relation.

Sensors (Basel, Switzerland)·2026
Same journal

Development of an Instrumented Glove for Palmar Pressure Assessment in Kayakers.

Sensors (Basel, Switzerland)·2026
Same journal

Development and Experimental Validation of an Autonomous IoT-Based Monitoring System for Real-Time Water Quality Assessment in the Amazon River.

Sensors (Basel, Switzerland)·2026
Same journal

Semi-Supervised Adversarial Learning Framework for Controller Area Network Bus Intrusion Detection.

Sensors (Basel, Switzerland)·2026
Same journal

Smart Optimization Method for Safety Signs in Innovative Manufacturing Environments Integrating Industrial Field IoT Sensors and Knowledge Graphs.

Sensors (Basel, Switzerland)·2026
See all related articles

Related Experiment Video

Updated: Feb 15, 2026

A Protocol for the Use of Remotely-Supervised Transcranial Direct Current Stimulation tDCS in Multiple Sclerosis MS
08:18

A Protocol for the Use of Remotely-Supervised Transcranial Direct Current Stimulation tDCS in Multiple Sclerosis MS

Published on: December 26, 2015

18.1K

An Efficient Direct Position Determination Method for Multiple Strictly Noncircular Sources.

Jiexin Yin1,2, Ding Wang3,4, Ying Wu5,6

  • 1National Digital Switching System Engineering and Technology Research Center, Zhengzhou 450002, China. Cindyin0807@163.com.

Sensors (Basel, Switzerland)
|January 24, 2018
PubMed
Summary
This summary is machine-generated.

This study introduces a faster, more accurate direct position determination (DPD) method for locating multiple noncircular sources using widely separated arrays. The new algorithm improves computational efficiency and localization performance for both near-field and far-field scenarios.

Keywords:
Newton-type iterationarray signal processingdirect position determination (DPD)extended subspace data fusion (SDF)frequency domainnoncircular sourcepassive localization

More Related Videos

Measurement of X-ray Beam Coherence along Multiple Directions Using 2-D Checkerboard Phase Grating
10:39

Measurement of X-ray Beam Coherence along Multiple Directions Using 2-D Checkerboard Phase Grating

Published on: October 11, 2016

10.2K
Electrode Positioning and Montage in Transcranial Direct Current Stimulation
12:00

Electrode Positioning and Montage in Transcranial Direct Current Stimulation

Published on: May 23, 2011

265.7K

Related Experiment Videos

Last Updated: Feb 15, 2026

A Protocol for the Use of Remotely-Supervised Transcranial Direct Current Stimulation tDCS in Multiple Sclerosis MS
08:18

A Protocol for the Use of Remotely-Supervised Transcranial Direct Current Stimulation tDCS in Multiple Sclerosis MS

Published on: December 26, 2015

18.1K
Measurement of X-ray Beam Coherence along Multiple Directions Using 2-D Checkerboard Phase Grating
10:39

Measurement of X-ray Beam Coherence along Multiple Directions Using 2-D Checkerboard Phase Grating

Published on: October 11, 2016

10.2K
Electrode Positioning and Montage in Transcranial Direct Current Stimulation
12:00

Electrode Positioning and Montage in Transcranial Direct Current Stimulation

Published on: May 23, 2011

265.7K

Area of Science:

  • Signal Processing
  • Array Signal Processing
  • Electromagnetics

Background:

  • Conventional localization methods use a two-step approach: parameter extraction then position estimation.
  • Direct Position Determination (DPD) offers higher accuracy by localizing sources directly from sensor data, avoiding intermediate parameters and data association.
  • Existing Subspace Data Fusion (SDF)-based DPD methods are computationally efficient but do not leverage signal-specific properties.

Purpose of the Study:

  • To propose an improved SDF-based DPD algorithm tailored for strictly noncircular sources.
  • To enhance the localization accuracy and computational efficiency of DPD methods.
  • To exploit the unique properties of noncircular signals for improved source localization.

Main Methods:

  • Derived the frequency-domain properties of strictly noncircular signals.
  • Extended frequency-domain observation vectors by exploiting noncircularity to create extended noise subspaces.
  • Fused extended noise subspaces across all arrays and frequencies, then applied a unitary transformation to formulate a source location cost function based on eigenvalues.
  • Developed a Newton-type iterative method using matrix Eigen-perturbation theory to efficiently solve the nonlinear cost function, avoiding grid search.

Main Results:

  • The proposed DPD algorithm significantly reduces running time compared to existing methods.
  • Achieved superior localization performance for both near-field and far-field noncircular sources.
  • Demonstrated the effectiveness of exploiting noncircular signal properties within the SDF-DPD framework.

Conclusions:

  • The improved SDF-based DPD algorithm offers a computationally efficient and accurate solution for localizing multiple strictly noncircular sources.
  • The integration of signal properties and advanced iterative methods enhances DPD performance.
  • This approach provides a robust method for source localization with widely separated arrays.