I posted this question because I was hoping that there was an quick alternative to using the cbt. I'll use the cbt then... let's see if I can code this successfully.
Thanks for the help, Pedro --- In amibroker@yahoogroups.com, "paultsho" <paul.t...@...> wrote: > > You can estimate the sequence of events using the simplest of tests O > C if > O > C then the chances that OHLC (in that order) are extremely high. > something over 90% and vise versa. You can do the test yourself to find out. > with amibroker you can also change of sequence of handling signals. > You just need to use the custom backtester (Low Level) where you will handle > the signal yourself. You must also realise that money is otherwise available > for new position using the default sell first approach will not be available. > Example of CB is availale through the help file or the knowledge base. > > --- In amibroker@yahoogroups.com, "Pmxgs" <pmxgs@> wrote: > > > > Hi Howard, > > > > thanks for yor answer which I agree with 100%. > > > > The system I'm testing, scales at fixed price intervals. > > For example: Entry at $15, scale in at $16, $17, $18 and exit at $19. In > > one bar price opens at $17.5 and closes at $20. In order to open at 17.5 > > and close at 20 I'm assuming that price has to go through 18 and 19( which > > is my profit target). > > I know that there is the possibility to gap up, but I'm willing to make the > > assumption I made before.(I've traded this sistem live and this assumption > > is not irrealistic. It's a forex system and the pair very rarely gaps). > > I'm already using 1 minute data for this but sometimes the last scale in > > signal triggers in the same bar that the profit target level. > > In summary, I know that I have to make the assumption mentioned before, but > > if there was the possibility to change the default behaviour of AB it would > > be great. > > > > thanks > > > > > > --- In amibroker@yahoogroups.com, Howard B <howardbandy@> wrote: > > > > > > Hi Pedro -- > > > > > > For any single bar, you know the values of four data points -- Open, High, > > > Low, and Close. You know the time of two data points -- Open and Close. > > > There is no way to determine the sequence in which any prices other than > > > Open and Close occur. > > > > > > You can, within one bar do any of these things: > > > 1. Buy the Open. Then exit at a stop, at a limit, or at the Close. > > > 2. Buy sometime within the bar at a stop or at a limit. Then sell at the > > > Close. > > > 3. Buy at the Open. Then sell at the Close. > > > > > > These have no scaling. You are certain of enough information to make one > > > entry and one exit. You cannot rely on assumptions of prices that would > > > both > > > buy and sell within a single bar -- that is after the open but before the > > > close. > > > > > > It sounds like you need bars with finer resolution, then take the actions > > > you can be sure of without ambiguity in each bar. > > > > > > Thanks, > > > Howard > > > > > > On Tue, Feb 23, 2010 at 6:55 AM, Pmxgs <pmxgs@> wrote: > > > > > > > > > > > > > > > Hello, > > > > > > > > in the system I'm coding I have several scale in signals and it's > > > > working > > > > the way I expect, except at some bars which have both a scale in signal > > > > and > > > > the sell signal (profit target). > > > > I ran the backtest in the detailed log mode and from my understanding AB > > > > first closes the position (based on the sell signal) and then opens a > > > > new > > > > one (based on that scale in signal), which is not what I want. > > > > I want to scale in first and after that close the position. > > > > > > > > I should note that I'm not trading at the close nor at the open. I > > > > scale in > > > > at several prices inside each bar, and the scale in price in below the > > > > sell > > > > price (in the case of a long position). > > > > > > > > Is it possible to change the default behaviour of AB, so that it scales > > > > in > > > > first and only then, exit the position? (in these cases where we have > > > > both > > > > signals on the same bar) > > > > > > > > thanks, > > > > Pedro > > > > > > > > > > > > > > > > > >
