backshift造句

• This can be equivalently written using the backshift operator " B " as
• This can be equivalently written in terms of the backshift operator " B " as
• It was re-released on CD by Backshift Records in 2000 and included six extra tracks recorded live on a continental tour towards the end of the band's existence.
• In time series analysis, the "'lag operator "'or "'backshift operator "'operates on an element of a time series to produce the previous element.
• Where " B " is the backshift operator, where \ phi ( \ cdot ) is the function defining the autoregression, and where \ varphi _ k are the coefficients in the autoregression.
• When the polynomial division on the right side is carried out, the polynomial in the backshift operator applied to \ varepsilon _ t has an infinite order that is, an infinite number of lagged values of \ varepsilon _ t appear on the right side of the equation.
• With these time-dependent conditional expectations, there is the need to distinguish between the backshift operator ( " B " ) that only adjusts the date of the forecasted variable and the Lag operator ( " L " ) that adjusts equally the date of the forecasted variable and the information set: