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I would like to see how you did it. That is an very interesting
observeration.
Thanks.
I gather that you convert the price to logs and then do a regular stochastic
on it. Hey,
For the Gann crowd, how about a square root stochastic..
Don Thompson
----- Original Message -----
From: <chrischeatham@xxxxxxxxx>
To: <realtraders@xxxxxxxxxxxxxxx>
Sent: Monday, May 21, 2001 12:06 AM
Subject: log v. linear : was [RT] The Gold Thread
> In my experience, fib retracements usually, but not always, are
> better log. For Andrews channels the way I use them, linear is
> usually better, but I try both and pick the best for the market. For
> instance, I maintain monthly fx charts with Andrews-type analysis;
> most are linear, but some are log and for a couple there is
> sufficient value that I maintain both. I don't use Gann/speed
> resistance angles, but when I used to, I think the answer would have
> been the same as for Andrews. Some things are no brainer log --
> high volatility stocks -- fib and andrews work beautifully log. I
> would have thought the same for volatile commodity markets like NG,
> but to me the evidence is less clear there.
>
> Another thing on this topic -- log indicators. if you use indicators
> like momentum or macd, you might want to try log versions where log
> scale makes sense -- especially if you watch divergences. Log scale
> macd for instance will reveal divergences in an up market that
> regular will not see. Going down, the opposite is true, linear will
> show divergences that are not there on log. If anyone is interested,
> I'd be happy to post my log Macd code.
>
> Chris
>
>
> --- In realtraders@xxxx, "wavemechanic" <wd78@xxxx> wrote:
> > Stig:
> >
> > The rule of thumb that I have seen in various books is that
> arithmetic is OK for periods less than one year (difference between
> the two is small), but that semi-logarithmic should be used above
> that (or just use semi-log all the time). I don't know why one would
> use semi-log for extended price ranges unless the time factor comes
> into play. As for which trendline is right, I don't know of any
> study that has established which gives the best signals, and that
> should be the determining factor. Perhaps someone has more
> information.
> >
> > Bill
> > ----- Original Message -----
> > From: Stig O
> > To: realtraders@xxxx
> > Sent: Sunday, May 20, 2001 6:41 PM
> > Subject: Re: [RT] The Gold Thread
> >
> >
> >
> >
> > Stig:
> >
> > The picture is a bit different if semi-logarithmic scale is
> used, which is appropriate for extended times.
> >
> > Bill
> >
> > Interesting point Bill, I have to think about that one.
> >
> > Do you mean to say that one is right and one is wrong?
> >
> > Or could one say: "Hey, look at this one, it spells danger
> (arithmetc scale). Don't trust you semilog scale.
> >
> > Or should one say"I use semilog scale, the buy/signal that
> shows up on you arithmetic scale has no significance.
> >
> > What I have learned is to use semi log scale for extended
> *price ranges*. I haven't heard the argument with regard to time
> before.
> > Interesting...
> >
> >
> > ( I tried to send this as private mail, but my browser wouldn't
> accept your adress)
> >
> > Best regards
> > Stig
> >
> > Other inputs on the subject are welcomed.
> >
> > Just got this link from someone else by the way. Something for
> our stocktrader members.
> > http://www.investertech.com/tkchart/tkchart.asp?
> stkname=drooy+hgmcy+gold+nem+hm+asa+pdg+%24xau.x&px=2&wt=0
> >
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> >
> >
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