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    ICIP
    2009
    IEEE
    174views Image Processing» more  ICIP 2009»
    Efficient Multivariate Skellam Shrinkage For Denoising Photon-limited Image Data: An Empirical Bayes Approach
    14 years 6 months ago
    Efficient Multivariate Skellam Shrinkage For Denoising Photon-limited Image Data: An Empirical Bayes Approach
    Download  sisl.seas.harvard.edu
    In this article we address the issue of denoising photon-limited image data by deriving new and efficient multivariate Bayesian estimators that approximate the conditional expecta...
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    CIMAGING
    2009
    145views Hardware» more  CIMAGING 2009»
    Wavelet-based Poisson rate estimation using the Skellam distribution
    13 years 6 months ago
    Wavelet-based Poisson rate estimation using the Skellam distribution
    Download  sisl.seas.harvard.edu
    Owing to the stochastic nature of discrete processes such as photon counts in imaging, real-world data measurements often exhibit heteroscedastic behavior. In particular, time ser...
    Keigo Hirakawa, Farhan A. Baqai, Patrick J. Wolfe
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