Evolutionary spectrum for random field and missing observations

Authors:
Rachid Sabre
Affiliations:
AgroSup/Laboratoire Le2i, Université de Bourgogne, Dijon, France
Venue:
ICISP'12 Proceedings of the 5th international conference on Image and Signal Processing
Year:
2012

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Abstract

There are innumerable situations where the data observed from a non-stationary random field are collected with missing values. In this work a consistent estimate of the evolutionary spectral density is given where some observations are randomly missing.