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Wald test for complex-valued data



Announcing the arrival of Valued Associate #679: Cesar Manara
Planned maintenance scheduled April 17/18, 2019 at 00:00UTC (8:00pm US/Eastern)Likelihood Ratio Test for Linear RegressionNeyman-Pearson lemma. Doubt on the text of the lemmaDerive a hypothesis test ZClarifying how to compute Type I and Type II errorsHypothesis testing: Problem in finding the power of the testFind a $95%$ confidence interval for $θ$ based on inverting the test statistic statistic $hatθ$Most powerful hypothesis testFinding the uniformly most powerful invariant testBasics of Bayesian hypothesis testingAsking for book recommendations about Statistics and Hypothesis testing










0












$begingroup$


Let $mathbfx = [x_1,ldots,x_N] in mathbbC^N$ be a set of complex-valued data and let $p(mathbfx;alpha)$ their joint probability density function parametrized by the unknown complex scalar $alpha in mathbbC$. Suppose now to have the following composite hypothesis testing problem:
beginequation
H_0: alpha = 0quad mathrmvs.quad H_1: alpha neq 0.
endequation



I'm trying to derive a Wald-type test directly on the complex field, but I'm having some problems. In particular, which is the asymptotic distribution of a "complex" Wald test?



Can anyone suggest me some works on complex-valued hypothesis testing problems (and, in particular on complex-valued Wald statistics) ?










share|cite|improve this question









$endgroup$
















    0












    $begingroup$


    Let $mathbfx = [x_1,ldots,x_N] in mathbbC^N$ be a set of complex-valued data and let $p(mathbfx;alpha)$ their joint probability density function parametrized by the unknown complex scalar $alpha in mathbbC$. Suppose now to have the following composite hypothesis testing problem:
    beginequation
    H_0: alpha = 0quad mathrmvs.quad H_1: alpha neq 0.
    endequation



    I'm trying to derive a Wald-type test directly on the complex field, but I'm having some problems. In particular, which is the asymptotic distribution of a "complex" Wald test?



    Can anyone suggest me some works on complex-valued hypothesis testing problems (and, in particular on complex-valued Wald statistics) ?










    share|cite|improve this question









    $endgroup$














      0












      0








      0





      $begingroup$


      Let $mathbfx = [x_1,ldots,x_N] in mathbbC^N$ be a set of complex-valued data and let $p(mathbfx;alpha)$ their joint probability density function parametrized by the unknown complex scalar $alpha in mathbbC$. Suppose now to have the following composite hypothesis testing problem:
      beginequation
      H_0: alpha = 0quad mathrmvs.quad H_1: alpha neq 0.
      endequation



      I'm trying to derive a Wald-type test directly on the complex field, but I'm having some problems. In particular, which is the asymptotic distribution of a "complex" Wald test?



      Can anyone suggest me some works on complex-valued hypothesis testing problems (and, in particular on complex-valued Wald statistics) ?










      share|cite|improve this question









      $endgroup$




      Let $mathbfx = [x_1,ldots,x_N] in mathbbC^N$ be a set of complex-valued data and let $p(mathbfx;alpha)$ their joint probability density function parametrized by the unknown complex scalar $alpha in mathbbC$. Suppose now to have the following composite hypothesis testing problem:
      beginequation
      H_0: alpha = 0quad mathrmvs.quad H_1: alpha neq 0.
      endequation



      I'm trying to derive a Wald-type test directly on the complex field, but I'm having some problems. In particular, which is the asymptotic distribution of a "complex" Wald test?



      Can anyone suggest me some works on complex-valued hypothesis testing problems (and, in particular on complex-valued Wald statistics) ?







      probability complex-analysis probability-distributions complex-numbers hypothesis-testing






      share|cite|improve this question













      share|cite|improve this question











      share|cite|improve this question




      share|cite|improve this question










      asked Mar 26 at 16:22









      VukVuk

      818




      818




















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