Khinchin's representation theorem

E378996

Khinchin's representation theorem is a result in probability theory that characterizes stationary stochastic processes by representing them in terms of simpler, more fundamental random components.

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Khinchin's representation theorem canonical 1

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Predicate Object
instanceOf mathematical theorem
result in stochastic processes
theorem in probability theory
appliesTo second-order stationary processes
stationary stochastic processes
assumes finite second moments
stationarity
characterizes stationary stochastic processes
concerns representation of stationary processes
field ergodic theory
probability theory
stochastic processes
historicalPeriod 20th century mathematics
implies existence of a stationary process with given autocorrelation function
isRelatedTo Bochner theorem on characteristic functions
surface form: Bochner's theorem

Herglotz's theorem
Wiener–Khinchin theorem
isSpecialCaseOf spectral representation theorems for stationary processes
isUsedIn ergodic theory of stationary processes
signal processing
time series analysis
languageOfOriginalPublication Russian
namedAfter Aleksandr Khinchin
surface form: Aleksandr Yakovlevich Khinchin
relates autocorrelation function of a stationary process
spectral distribution of a stationary process
statesThat every nonnegative definite function on the integers is the autocorrelation function of some stationary process
usesConcept Fourier transform
autocorrelation function
positive-definite functions
spectral measure
spectral representation

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Aleksandr Khinchin notableWork Khinchin's representation theorem