Jove
Visualize
Contact Us

Related Concept Videos

Uncertainty in Measurement: Accuracy and Precision03:37

Uncertainty in Measurement: Accuracy and Precision

101.1K
Scientists typically make repeated measurements of a quantity to ensure the quality of their findings and to evaluate both the precision and the accuracy of their results. Measurements are said to be precise if they yield very similar results when repeated in the same manner. A measurement is considered accurate if it yields a result that is very close to the true or the accepted value. Precise values agree with each other; accurate values agree with a true value. 
101.1K
Balancing Redox Equations02:58

Balancing Redox Equations

62.1K
Electrochemistry is the science involved in the interconversion of electrical and chemical reactions. Such reactions are called reduction-oxidation, or redox reactions. These important reactions are defined by changes in oxidation states for one or more reactant elements and include a subset of reactions involving the transfer of electrons between reactant species. Electrochemistry as a field has evolved to yield sufficient insights on the fundamental principles of redox chemistry and multiple...
62.1K
Improving Translational Accuracy02:07

Improving Translational Accuracy

14.9K
Base complementarity between the three base pairs of mRNA codon and the tRNA anticodon is not a failsafe mechanism. Inaccuracies can range from a single mismatch to no correct base pairing at all. The free energy difference between the correct and nearly correct base pairs can be as small as 3 kcal/ mol. With complementarity being the only proofreading step, the estimated error frequency would be one wrong amino acid in every 100 amino acids incorporated. However, error frequencies observed in...
14.9K
Improving Translational Accuracy02:07

Improving Translational Accuracy

3.7K
3.7K
The Wave Nature of Light02:12

The Wave Nature of Light

61.3K
The nature of light has been a subject of inquiry since antiquity. In the seventeenth century, Isaac Newton performed experiments with lenses and prisms and was able to demonstrate that white light consists of the individual colors of the rainbow combined together. Newton explained his optics findings in terms of a "corpuscular" view of light, in which light was composed of streams of extremely tiny particles traveling at high speeds according to Newton's laws of motion.
61.3K
Accuracy and Precision01:52

Accuracy and Precision

15.3K
Scientists typically make repeated measurements of a quantity to ensure the quality of their findings and to evaluate both the precision and the accuracy of their results. Measurements are said to be precise if they yield very similar results when repeated in the same manner. A measurement is considered accurate if it yields a result that is very close to the true or the accepted value. Precise values agree with each other; accurate values agree with a true value.  Highly accurate...
15.3K

You might also read

Related Articles

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

Sort by
Same author

Multichannel equalization.

The Journal of the Acoustical Society of America·2023
Same author

Persistent Homology Approach for Human Presence Detection from 60 GHz OTFS Transmissions.

Sensors (Basel, Switzerland)·2023
Same author

Introduction to special issue on compressive sensing in acoustics.

The Journal of the Acoustical Society of America·2018
Same author

Exploring the physical layer frontiers of cellular uplink: The Vienna LTE-A Uplink Simulator.

EURASIP journal on wireless communications and networking·2016
Same author

Multiple and single snapshot compressive beamforming.

The Journal of the Acoustical Society of America·2015
Same author

Eigenvalues of the sample covariance matrix for a towed array.

The Journal of the Acoustical Society of America·2012
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 Experiment Video

Updated: Feb 2, 2026

T-wave Ion Mobility-mass Spectrometry: Basic Experimental Procedures for Protein Complex Analysis
16:40

T-wave Ion Mobility-mass Spectrometry: Basic Experimental Procedures for Protein Complex Analysis

Published on: July 31, 2010

25.3K

Millimeter Wave Vehicular Channel Emulation: A Framework for Balancing Complexity and Accuracy.

Thomas Blazek1, Erich Zöchmann2,3,4, Christoph F Mecklenbräuker5

  • 1Institute of Telecommunications, 1040 TU Wien, 1040 Vienna, Austria. tblazek@nt.tuwien.ac.at.

Sensors (Basel, Switzerland)
|November 21, 2018
PubMed
Summary

We developed a sparse representation framework for millimeter wave vehicular channels using c-LASSO. This method efficiently balances accuracy and complexity for channel emulation, crucial for 60 GHz communications.

Keywords:
Akaike information criterionV2X communicationschannel emulationcluster channelsmmwavemodel order estimation

More Related Videos

Continuous-Wave Propagation Channel-Sounding Measurement System - Testing, Verification, and Measurements
09:36

Continuous-Wave Propagation Channel-Sounding Measurement System - Testing, Verification, and Measurements

Published on: June 25, 2021

3.5K
Fabrication of Nanoheight Channels Incorporating Surface Acoustic Wave Actuation via Lithium Niobate for Acoustic Nanofluidics
07:23

Fabrication of Nanoheight Channels Incorporating Surface Acoustic Wave Actuation via Lithium Niobate for Acoustic Nanofluidics

Published on: February 5, 2020

6.2K

Related Experiment Videos

Last Updated: Feb 2, 2026

T-wave Ion Mobility-mass Spectrometry: Basic Experimental Procedures for Protein Complex Analysis
16:40

T-wave Ion Mobility-mass Spectrometry: Basic Experimental Procedures for Protein Complex Analysis

Published on: July 31, 2010

25.3K
Continuous-Wave Propagation Channel-Sounding Measurement System - Testing, Verification, and Measurements
09:36

Continuous-Wave Propagation Channel-Sounding Measurement System - Testing, Verification, and Measurements

Published on: June 25, 2021

3.5K
Fabrication of Nanoheight Channels Incorporating Surface Acoustic Wave Actuation via Lithium Niobate for Acoustic Nanofluidics
07:23

Fabrication of Nanoheight Channels Incorporating Surface Acoustic Wave Actuation via Lithium Niobate for Acoustic Nanofluidics

Published on: February 5, 2020

6.2K

Area of Science:

  • Electrical Engineering
  • Wireless Communications
  • Signal Processing

Background:

  • Millimeter wave (mmWave) vehicular communication channels present unique propagation challenges.
  • Accurate and efficient channel modeling is essential for reliable vehicular communication systems.

Purpose of the Study:

  • To propose a general framework for sparse representation of mmWave vehicular propagation channels.
  • To balance the trade-off between numerical complexity and accuracy in channel emulation.
  • To evaluate the performance of the proposed framework using synthetic and real-world data.

Main Methods:

  • Utilized the complex Least Absolute Shrinkage and Selection Operator (c-LASSO) for sparse representation.
  • Investigated Fourier basis and subband-projected Fourier basis for channel representation.
  • Developed a sequential estimator for consistent temporal evolution of the channel geometry.

Main Results:

  • The subband-projected Fourier basis demonstrated low complexity and high fidelity for clustered channel impulse responses.
  • The c-LASSO framework effectively balances representation accuracy (mean squared error) with numerical complexity.
  • The sequential estimator ensured consistent temporal dynamics in the channel geometry.

Conclusions:

  • The proposed c-LASSO-based framework provides an efficient method for sparse representation of mmWave vehicular channels.
  • The subband-projected Fourier basis is a suitable choice for high-fidelity, low-complexity channel emulation.
  • The framework's performance was validated with both synthetic data and 60 GHz channel sounding measurements.