Accession Number : ADA181684

Title :   Scientific and Engineering Studies. Compiled 1979. Coherence Estimation,

Corporate Author : NAVAL UNDERWATER SYSTEMS CENTER NEWPORT RI

Personal Author(s) : Carter,G C ; Nuttall,A H

PDF Url : ADA181684

Report Date : Jan 1979

Pagination or Media Count : 583

Abstract : Contents: On Generating Processes With Specified Coherence; Evaluation of the Statistics of the Estimate of Magnitude Squared Coherence; Some Practical Considerations of Coherence Estimation; Estimation of the Magnitude-Squared Coherence Function (Spectrum); Statistics of the Estimate of Magnitude Coherence; The Smoothed Coherence Transform (SCOT); Coherence Estimation as Affected by Weighting Functions and Fast Fourier Transform Size; A Digital Computer Algorithm for Estimation of the Power Spectral Density Matrix Using the Partitioned Modified Chirp Z Transform; Coherence Estimation Via the Partitioned Modified Chirp Z Transform; Approximation for Statistics of Coherence Estimators; Time Delay Estimation; The Role of Coherence in Time Delay Estimation; On the Variance of the Phase Estimate of the Cross Spectrum and Coherence; Positive Definite Spectral Estimate and Stable Correlation Recursion for Multivariate Linear Predictive Spectral Analysis; and Confidence Bounds for Magnitude-Squared Coherence Estimates.

Descriptors :   *STATISTICAL ANALYSIS, *COHERENCE, DEFENSE SYSTEMS, ESTIMATES, ALGORITHMS, COMPUTER APPLICATIONS, CORRELATION, DELAY, DIGITAL COMPUTERS, FAST FOURIER TRANSFORMS, RECURSIVE FUNCTIONS, SIZES(DIMENSIONS), SPECTRA, STABILITY, WEIGHTING FUNCTIONS

Subject Categories : Electrical and Electronic Equipment
      Statistics and Probability

Distribution Statement : APPROVED FOR PUBLIC RELEASE