# Autocovariance sequence

### Description

Calculates the autocovariance sequence for an input time series.

### Usage

1 |

### Arguments

`x` |
a numeric vector representing a uniformly sampled real-valued time series. |

`biased` |
a logical value. If |

`center` |
a logical value. If |

### Value

a numeric vector containing the single-sided ACVS for lags *k=0,...,N-1* where *N* is the length
of the input time series.

### See Also

`SDF`

.

### Examples

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