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Autoregressive Conditional Heteroskedasticity

A statistical measure of the average error between a best fit line and actual data that uses past data to predict future performance. General Autoaggressive Conditional Heteroskedasticity is the most common way of doing this. See also: Fractal Distribution.
References in periodicals archive ?
The statement said: "Following initial treatment at the hospital in Salamanca it has been confirmed that Archbishop Philip Tartaglia had a heart attack.
He will also receive the Crozier, the sign of a Bishop's office and ministry, by his predecessor, Archbishop Emeritus Patrick Kelly.
The Anglican Communion is served by four "instruments of communion": the Archbishop of Canterbury, the Lambeth Conference of bishops, Primates Meetings and the Anglican Consultative Council.
PHOTO (color) Archbishop Roger Mahony announces he has been diagnosed with cancer of the prostate.
The surprise here -- the joker in the pack -- is Vinko Puljic, 49, archbishop of Sarajevo.
The Most Rev Patrick Kelly spent 17 years as archbishop and continued to forge closer links between the city's Catholic and Anglican communities.
During his five-day trip overseas, Archbishop Hiltz also met with Canon Gregory Cameron, deputy general secretary of the Anglican Communion, and Canon Philip Groves, who is leading the communion's "listening process" concerning human sexuality.
Photo: Archbishop Spyridon will be enthroned in New York to day.
In the meantime, auxiliary bishop Tom Williams will stand in for the Archbishop, along with retired auxiliary bishop Vincent Malone.
proposal, the presiding bishop, in consultation with the Archbishop of Canterbury, would appoint a bishop as primatial vicar to serve as her designated pastor.
American Archbishop William Joseph Levada, 69, prefect of the Congregation for the Doctrine of the Faith;
Time has also been allotted for an official welcome for the new national indigenous bishop (to be announced later this month) as well as for farewell ceremonies for the outgoing primate, Archbishop Andrew Hutchison.