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Presactly. For example, x=LinRegSlope(log10(C),10); will pass the
c-test but y=LinRegSlope(C,10); will not.
--- In amibroker@xxxxxxxxxxxxxxx, "Fred" <ftonetti@xxx> wrote:
>
> Yes ...
>
> The angle is a relation of rise ( Price ) over run ( Time )
>
> When rise is measured in terms of percent or log10 of price there
> will be no change in the angle after a split ... Percentage or log10
> based moves in price are really the only reasonable way to measure
> them any way ... or chart them for that matter ... this is for the
> same reason that CAR is calculated the way it is i.e Total Gain ^ (
> 1 / Number of Years ) as opposed to something that typically gets
> referred to as ANN and has a formula like Total Gain / Number of
> Years ... The latter is at least imho a semi meaningless statistic.
>
> --- In amibroker@xxxxxxxxxxxxxxx, "quanttrader714"
> <quanttrader714@> wrote:
> >
> > Would you agree there's a problem if the slope changes when the
> stock
> > splits?
> >
> > --- In amibroker@xxxxxxxxxxxxxxx, "Joe Landry" <jelandry@> wrote:
> > >
> > > Don't apologize but you're not bursting my bubble, yet! ( but I'm
> > open to
> > > having it deflated).
> > > I've heard this knock off before and let's put it to bed if we
> can.
> > >
> > > Did you try zooming the chart? Both x and y? Surely the slope
> of the
> > > plotted line
> > > changes as you move both the x, abscissa and the ordinate, price,
> > but the
> > > calculated
> > > values of the slope from using linregslope does not. I think of
> the
> > slope
> > > as representative of the rate of change of
> > > that price (or other) array. I don't know what Eckhardt said or
> in
> > what
> > > context he said it. Maybe
> > > he was talking about using pencil and paper. There the scaling on
> > the chart
> > > would make a difference.
> > >
> > > Also, you have to ask yourself, why would Tomasz have coded a
> > linregslope
> > > function, or Dimitris Tsokakis and others
> > > used it so frequently in their work on the forum? In my
> collection
> > alone of
> > > valued AFL clips I get 200 hits by many different
> > > users of this board.
> > >
> > > Best regards
> > > JOE
> > >
> > >
> > > ----- Original Message -----
> > > From: "sebastiandanconia" <sebastiandanconia@>
> > > To: <amibroker@xxxxxxxxxxxxxxx>
> > > Sent: Thursday, August 24, 2006 9:31 AM
> > > Subject: [amibroker] Re: Never Took Trigonometry
> > >
> > >
> > > >I apologize for bursting your bubble, but angles are not going
> to be a
> > > > consistent measure. If the scale of the chart changes so does
> the
> > > > angle, even if the price data and timeframe are precisely the
> same.
> > > >
> > > > Trendlines that connect highs/lows, however, are consistent
> regardless
> > > > of scale. In "The New Market Wizards" mathmatician William
> Eckhardt
> > > > explains why methods based on angles are fallacious, but
> methods based
> > > > on trendlines are more legitimate.
> > > >
> > > >
> > > > Luck,
> > > >
> > > > Sebastian
> > > >
> > > > --- In amibroker@xxxxxxxxxxxxxxx, "Charles J. Dudek" <trader@>
> wrote:
> > > >>
> > > >> I don't know how to convert a slope value (LinRegSlope) to an
> angle.
> > > >> I took a line from the Woodie's CCI script and converted it,
> but I
> > > >> don't think it's right.
> > > >>
> > > >> PI = atan(1.00) * 4;
> > > >> angle = round(180 * acos(1/LinRegSlope(C,sp)) / PI);
> > > >>
> > > >> Chuck Dudek
> > > >>
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > > Please note that this group is for discussion between users
> only.
> > > >
> > > > To get support from AmiBroker please send an e-mail directly to
> > > > SUPPORT {at} amibroker.com
> > > >
> > > > For other support material please check also:
> > > > http://www.amibroker.com/support.html
> > > >
> > > >
> > > > Yahoo! Groups Links
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > >
> >
>
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