| AUG 1988
SIDEBAR: Holt-Winter Channel Calculation
Holt-Winter Channel Calculation The Holt-Winter formula estimates the three quadratic coefficients recursively as follows: Ft+1 = (l - a) (Ft + Vt + 0.5 At) + aCt+1 Vt+1 = (l - b) (Vt + At) + b(Ft+1 - Ft) At+1 = (l - c) At + c (Vt+1 - Vt) where Ct = Closing price on date t and a, b, and c are constants determined by the person performing the analysis. For simplicity, I use the Holt-Winter formula to forecast the next day's closing price. To determine the upper and lower boundaries of the Holt-Winter Channel, I use a comfort factor (T) value of l.0 as follows:
by Technical Analysis, Inc.
Technical Analysis of STOCKS & COMMODITIES
The Traders’ Magazine since 1982
has had over 1,226,237 subscribers from 174 different countries.
37,000 Page Traders’ Archive for $89.99
To continue reading, sign-up for trial access to Traders.com and the S&C Archive — 37,000 pages of trading ideas!
After verifying your email address, you will have limited access to the S&C Archive, as well as access to a Digital Edition of S&C, and access to Traders.com Advantage and Working Money for 30 days.
Not a subscriber to Technical Analysis of
STOCKS & COMMODITIES magazine?
Click
here to subscribe, or request
a trial subscription.
Log-in now to view articles from the S&C Archive.
Your Subscriber ID is located at the top of your magazine label, highlighted here in red.
Your last name can be found on the second line, highlighted here in blue.
*If you have a company name on the label, that can also be used. It will appear below your name on the label.
If you do not have a Subscriber ID on your label, you can find it on your statement or renewal form.
For help locating your Subscriber ID number, please call us at 1-800-832-4642 or send an email to Survey@Traders.com. If sending an email, please include your name and mailing address.