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 Experiment Videos

A pseudo-inverse algorithm for simultaneous measurements using multiple acoustical sources.

Ning Xiang1, Shu Li

  • 1Graduate Program in Architectural Acoustics, School of Architecture, Rensselaer Polytechnic Institute, Troy, New York 12180, USA. xiangn@rpi.edu

The Journal of the Acoustical Society of America
|April 6, 2007
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Introduction to the special issue on sound absorption and diffusion: Modeling, measurement, and applicationa).

The Journal of the Acoustical Society of America·2026
Same author

Reverberation-chamber measurement of angle-dependent surface impedancea).

The Journal of the Acoustical Society of America·2026
Same author

Two Birds with One Stone: One-Pot Conversion of Waste Biomass into N-Doped Porous Biochar for Efficient Formaldehyde Adsorption.

Molecules (Basel, Switzerland)·2026
Same author

Research on fault-tolerant decision algorithm for data security automation.

Frontiers in big data·2025
Same author

Biofabricated bacterial cellulose microcarriers for cultured meat applications.

Food research international (Ottawa, Ont.)·2025
Same author

Unveiling the promoting mechanism of N-doping in porous biochar for formaldehyde adsorption: experimental and DFT studies.

RSC advances·2025
Same journal

Sibilant differentiation before and after tongue cancer surgery: Acoustics, kinematics and the role of sensorimotor controla).

The Journal of the Acoustical Society of America·2026
Same journal

BioNet-A: Ultrasonic echo representation network for target discrimination using active SONAR.

The Journal of the Acoustical Society of America·2026
Same journal

Empty soft-drink cans and mass-loaded rods: Analogous homework problems from acoustic and mechanical domains.

The Journal of the Acoustical Society of America·2026
Same journal

Erratum: Statistical wave field theory: Anisotropic wave fields under Neumann's boundary condition [J. Acoust. Soc. Am. 159(3), 2265-2280 (2026)].

The Journal of the Acoustical Society of America·2026
Same journal

On the modification of tip leakage noise sources by porous treatment.

The Journal of the Acoustical Society of America·2026
Same journal

An educational opportunity: Acoustics in an empty room.

The Journal of the Acoustical Society of America·2026
See all related articles

This study introduces a new pseudo-inverse algorithm for simultaneous multiple acoustical sources measurement (SMASM) to improve acoustic system identification. The method effectively extracts impulse responses, proving feasible in simulations and experiments.

Area of Science:

  • Acoustics
  • Signal Processing
  • System Identification

Background:

  • Simultaneous Multiple Acoustical Sources Measurement (SMASM) offers enhanced identification of acoustic systems, particularly under critical conditions.
  • Existing methods for extracting impulse responses can be limited in complex acoustic environments.

Purpose of the Study:

  • To present a novel pseudo-inverse algorithm as an alternative method for the SMASM correlation technique.
  • To extract impulse responses of acoustical channels more effectively and reliably.

Main Methods:

  • Development of a pseudo-inverse algorithm tailored for SMASM correlation.
  • Validation through computer simulations of acoustic scenarios.
  • Experimental verification using room acoustics measurements.

Related Experiment Videos

Main Results:

  • The proposed pseudo-inverse algorithm successfully extracts impulse responses from acoustical channels.
  • Simulations demonstrated the algorithm's potential for accurate acoustic system analysis.
  • Room acoustics experiments confirmed the practical feasibility of the developed method.

Conclusions:

  • The pseudo-inverse algorithm provides a viable and effective approach for SMASM.
  • This technique enhances the reliability of identifying acoustical systems.
  • The findings support the advancement of acoustic measurement and analysis techniques.