Data Averaging, Noise Reduction, Random Signals (197-3)

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Chapter Outline

Chapter 9 - Data Averaging, Noise Reduction, Random Signals (Digital Signal Processing and Data Analysis)

  • Averaging
    • Noise Rejection by Averaging
  • Time Domain block averaging process
  • Auto-Spectral averaging process
    • Effect of windowing
    • Overlapped processing
    • Data Reliability — Degrees of Freedom
  • Calculating Transfer Functions from Random Data
  • Transfer Functions by Cross/Auto Spectra
  • Coherence
    • Hammer Calibration Data
  • Averaging Assumptions and Compromises
  • Making Random Time Histories

Video Outline

Data Averaging, Noise Reduction, Estimating the Properties of, and Generating, Random Signals (Part 1 of 2)

Data Averaging, Noise Reduction, Estimating the Properties of, and Generating, Random Signals (Part 2 of 2)