Influences of External Error Sources on Measurements of Room Acoustic Parameters 1st Edition by Martin Guski ISBN 3832594361 9783832541460

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Product details:
ISBN 10: 3832594361
ISBN 13: 9783832541460
Author: Martin Guski

Influences of External Error Sources on Measurements of Room Acoustic Parameters 1st Edition Table of contents:

• Introduction
  1.1 Objective
  1.2 Outline

• Fundamentals
  2.1 Measurement Theory

  • 2.1.1 Room Acoustic Measurements

  • 2.1.2 Measurement Chain

  • 2.1.3 Excitation Signal
    2.2 Acoustic Theory
    2.3 Room Acoustic Parameters

  • 2.3.1 Reverberation Time

  • 2.3.2 Sound Strength

  • 2.3.3 Energy Ratios
    2.4 Assessment of Error Size

• Noise Compensation
  3.1 Noise Compensation Methods

  • 3.1.1 Method A: Full Impulse Response

  • 3.1.2 Method B: Truncation at Intersection Time

  • 3.1.3 Method C: Truncation and Correction

  • 3.1.4 Method D: Subtraction of Noise

  • 3.1.5 Method E: Truncation, Correction, and Subtraction
    3.2 Evaluation Approaches

  • 3.2.1 Model Approach

  • 3.2.2 Measurement Approach
    3.3 Comparison of Noise Compensation Methods

  • 3.3.1 Reverberation Time

  • 3.3.2 Clarity Index

  • 3.3.3 Sound Strength
    3.4 Summary of Noise Compensation Methods

  • 3.4.1 Random Errors
    3.5 Further Influences

  • 3.5.1 Implementation of Correction for Truncation

  • 3.5.2 Excitation Signal
    3.6 Conclusion

• Impulsive Noise Detection
  4.1 Theory
  4.2 Detection of Impulsive Noise

  • 4.2.1 Proposed Detection Algorithm
    4.3 Experimental Validation

  • 4.3.1 General Assembly Hall

  • 4.3.2 Ordinary Room
    4.4 Summary and Conclusion of Impulsive Noise

• Time Variances
  5.1 Air Movement

  • 5.1.1 Measurement Setup

  • 5.1.2 Analysis of Measurements

  • 5.1.3 Statistical Summary

  • 5.1.4 Discussion
    5.2 Inter-Measurement Temperature Changes

  • 5.2.1 Eurogress Measurements

  • 5.2.2 Assembly Hall Measurements

  • 5.2.3 Detailed Analysis of Clarity Index

  • 5.2.4 Summary

  • 5.2.5 Conclusion
    5.3 Intra-Measurement Temperature Changes

  • 5.3.1 Measurement Setup

  • 5.3.2 Analysis

  • 5.3.3 Summary

  • 5.3.4 Conclusion
    5.4 Person Scatter

  • 5.4.1 Measurement Setup

  • 5.4.2 Analysis

  • 5.4.3 ANOVA

  • 5.4.4 Summary

  • 5.4.5 Conclusion

• Conclusion and Outlook

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Tags: Martin Guski, External Error Sources, Measurements, Room Acoustic Parameters