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Re: [amibroker] Testing Spreads



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Jim,

See #16063 and #16013

Keith

--- In amibroker@xxxxxxxxxxxxxxx, "jnk1997" <jnk1997@xxxx> wrote:
> Hello, does anyone have an indicator like this, or can someone 
create 
> the AFL for this one (perhaps with param for the slow and fast 
> settings) I think Elder used 2 and 13
> 
> Thanks
> Jim
> 
> 
> 
> The ForceIndex indicator relates price to volume by multiplying net 
> change and volume. 
> 
> ForceIndex is calculated using the following equation: 
> 
> ForceIndex = Volume(today) * (Close(this period) - Close(last 
> period)) 
> 
> ForceIndex is typically presented as two smoothed averages (slow)
and 
> fast) to reduce the likelihood of false signals. 
> 
> 
> 
> 
> Interpretation: 
> 
> ForceIndex is used by some investors as a running total of where 
> money is flowing. Because this indicator multiplies price movement 
in 
> a period by the volume of that period, the value of ForceIndex will 
> change the most when net change is accompanied by higher relative 
> volume. Investor can use this index to both (a) compare current 
price 
> movements to past ones and (b) evaluate the current trend. 
> 
> The periods used are a moving average of the ForceIndex values, 
which 
> reduces choppiness. Generally, investors use periods which match 
the 
> length of the trends in which they are studying. The longer-average 
> will be the intermediate or longer-term trend and the shorter-
average 
> will be a shorter-term trend. Some conventional interpretations 
> follow: 
> 
> One interpretation is to look for a confirmation or divergence 
> between ForceIndex and the price. When ForceIndex moves up with 
price 
> increases or down with price decreases, it can indicate that the 
> current trend is has momentum. When ForceIndex diverges from price, 
> it can indicate that the trend may change. 
> 
> Another interpretation is to receive signals based on a crossover 
of 
> the two lines. When the slow line crosses above the slow line and 
> they are both increasing, it can be considered a confirmation of an 
> uptrend. Conversely, when the fast line crosses below the slow line 
> and they are both decreasing, it can be seen as confirmation of a 
> downtrend. When a crossover occurs when the lines are going in 
> opposite directions, it can indicate a trend reversal. 
> 
> Some traders seek to eliminate some false signals by using only the 
> signals which correspond to the direction of the intermediate to 
long 
> term trends.



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