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Changing a scan or pcf from daily to weekly? Topic Rating:
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jbclem
Posted : Wednesday, April 7, 2010 6:55:34 AM
Gold Customer Gold Customer

Joined: 1/26/2005
Posts: 113
If I have a scan (let's say, with MACD) and it's written using the daily numbers (12,26,9), is the way to make this a weekly scan just a matter of multiplying each number by 5.  If that's correct, then I assume it's the same for any scan, and if you are including the previous day's (or week's) MACD in the scan, then you would use 12.1 (daily) or 12.5 (weekly), 26.1 or 26.5, 9.1 or 9.5.  Is this the right way to do it?

John
Bruce_L
Posted : Wednesday, April 7, 2010 8:48:18 AM


Worden Trainer

Joined: 10/7/2004
Posts: 65,138
Personal Criteria Formulas are always based on Daily data, but it is frequently possible to create Weekly PCFs using Daily data (or other Time Frames for that matter - Monthly would be based on multiples of 21 instead of multiples of 5). The technique for converting a formula from Daily to Weekly varies depending on the formula (keep in mind that Weeks in TeleChart are based on rolling 5-Trading Day Bars).

For the Open, multiply the days ago parameter by 5 and add 4 to get the weekly version.

O = O4
O1 = O9
O2 = O14

For the High, H is replaced by MAXH5 and if there is a days ago parameter in the daily version, multiply it by 5 and separate it from MAXH5 with a '.'.

H = MAXH5
H1 = MAXH5.5
H2 = MAXH5.10

The Low is treated very much like the High. L is replaced by MINL5 and if there is a days ago parameter in the daily version, multiply it by 5 and separate it from MINL5 with a '.'.

L = MINL5
L1 = MINL5.5
L2 = MINL5.10

The Close is probably the simplest. Just multiply the days ago parameter in the daily version by 5 to get the weekly version.

C = C
C1 = C5
C2 = C10

Volume is an interesting case. To get the actual Volume for a weekly bar (in Blocks of 100), you would need to multiply the Average Volume by 5. So V would be replaced by AVGV5 and if there is a days ago parameter in the daily version, multiply it by 5 and separate it from MINL5 with a '.' just like with the High and Low. But add *5 to the end of each weekly version whether or not there is a days ago parameter.

V = AVGV5*5
V1 = AVGV5.5*5
V2 = AVGV5.10*5

That said, if you are just comparing one Volume to another, there really isn't a reason to multiply it by 5 at all:

AVGV5*5 > AVGV5.5*5

Will return the same result as:

AVGV5 > AVGV5.5

Things can get a lot more complicated for weekly versions of some indicators. In same cases, it is not possible to write a weekly version (a weekly TSV for example).

The Weekly MACD is calculated using Weekly Bars while the Daily MACD is calculated using Daily Bars. This means that multiplying the MACD Period by 5 in a Daily MACD will get you a Moving Averages that are calculated going back about the correct amount of time as a Weekly MACD, but that will not exactly match. The Weekly MACD will use the Closing data from every fifth Close in its calculations while the Daily version with the longer Period will use the data from every close in its calculations.

So assuming both Moving Averages are Exponential, the Daily formulas would be:

EMA12 xUp EMA26:

XAVGC12 > XAVGC26 AND XAVGC12.1 <= XAVGC26.1

EMA12 xDn EMA26:

XAVGC12 < XAVGC26 AND XAVGC12.1 >= XAVGC26.1

EMA12 crossing EMA26 (either direction):

SGN(XAVGC12 - XAVGC26) <> SGN(XAVGC12.1 - XAVGC26.1)

Converting this to Weekly requires expanding the Moving Averages:

Weekly EMA12 xUp EMA26:

.153984303064341 * (C + 11 / 13 * (C5 + 11 / 13 * (C10 + 11 / 13 * (C15 + 11 / 13 * (C20 + 11 / 13 * (C25 + 11 / 13 * (C30 + 11 / 13 * (C35 + 11 / 13 * (C40 + 11 / 13 * (C45 + 11 / 13 * (C50 + 11 / 13 * (C55 + 11 / 13 * (C60 + 11 / 13 * (C65 + 11 / 13 * (C70 + 11 / 13 * (C75 + 11 / 13 * (C80 + 11 / 13 * (C85 + 11 / 13 * (C90 + 11 / 13 * (C95 + 11 / 13 * (C100 + 11 / 13 * (C105 + 11 / 13 * (C110 + 11 / 13 * (C115 + 11 / 13 * (C120 + 11 / 13 * (C125 + 11 / 13 * (C130 + 11 / 13 * (C135 + 11 / 13 * (C140 + 11 / 13 * (C145 + 11 / 13 * (C150 + 11 / 13 * (C155 + 11 / 13 * (C160 + 11 / 13 * (C165 + 11 / 13 * (C170 + 11 / 13 * (C175 + 11 / 13 * (C180 + 11 / 13 * (C185 + 11 / 13 * (C190 + 11 / 13 * (C195 + 11 / 13 * (C200 + 11 / 13 * (C205)))))))))))))))))))))))))))))))))))))))))) > .0741468444601841 * (C + 25 / 27 * (C5 + 25 / 27 * (C10 + 25 / 27 * (C15 + 25 / 27 * (C20 + 25 / 27 * (C25 + 25 / 27 * (C30 + 25 / 27 * (C35 + 25 / 27 * (C40 + 25 / 27 * (C45 + 25 / 27 * (C50 + 25 / 27 * (C55 + 25 / 27 * (C60 + 25 / 27 * (C65 + 25 / 27 * (C70 + 25 / 27 * (C75 + 25 / 27 * (C80 + 25 / 27 * (C85 + 25 / 27 * (C90 + 25 / 27 * (C95 + 25 / 27 * (C100 + 25 / 27 * (C105 + 25 / 27 * (C110 + 25 / 27 * (C115 + 25 / 27 * (C120 + 25 / 27 * (C125 + 25 / 27 * (C130 + 25 / 27 * (C135 + 25 / 27 * (C140 + 25 / 27 * (C145 + 25 / 27 * (C150 + 25 / 27 * (C155 + 25 / 27 * (C160 + 25 / 27 * (C165 + 25 / 27 * (C170 + 25 / 27 * (C175 + 25 / 27 * (C180 + 25 / 27 * (C185 + 25 / 27 * (C190 + 25 / 27 * (C195 + 25 / 27 * (C200 + 25 / 27 * (C205 + 25 / 27 * (C210 + 25 / 27 * (C215 + 25 / 27 * (C220 + 25 / 27 * (C225 + 25 / 27 * (C230 + 25 / 27 * (C235 + 25 / 27 * (C240 + 25 / 27 * (C245 + 25 / 27 * (C250 + 25 / 27 * (C255 + 25 / 27 * (C260 + 25 / 27 * (C265 + 25 / 27 * (C270 + 25 / 27 * (C275 + 25 / 27 * (C280 + 25 / 27 * (C285 + 25 / 27 * (C290 + 25 / 27 * (C295 + 25 / 27 * (C300 + 25 / 27 * (C305 + 25 / 27 * (C310 + 25 / 27 * (C315 + 25 / 27 * (C320 + 25 / 27 * (C325 + 25 / 27 * (C330 + 25 / 27 * (C335 + 25 / 27 * (C340 + 25 / 27 * (C345 + 25 / 27 * (C350 + 25 / 27 * (C355 + 25 / 27 * (C360 + 25 / 27 * (C365 + 25 / 27 * (C370 + 25 / 27 * (C375 + 25 / 27 * (C380 + 25 / 27 * (C385 + 25 / 27 * (C390 + 25 / 27 * (C395 + 25 / 27 * (C400 + 25 / 27 * (C405 + 25 / 27 * (C410 + 25 / 27 * (C415 + 25 / 27 * (C420 + 25 / 27 * (C425 + 25 / 27 * (C430 + 25 / 27 * (C435 + 25 / 27 * (C440 + 25 / 27 * (C445)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))) AND .153984303064341 * (C5 + 11 / 13 * (C10 + 11 / 13 * (C15 + 11 / 13 * (C20 + 11 / 13 * (C25 + 11 / 13 * (C30 + 11 / 13 * (C35 + 11 / 13 * (C40 + 11 / 13 * (C45 + 11 / 13 * (C50 + 11 / 13 * (C55 + 11 / 13 * (C60 + 11 / 13 * (C65 + 11 / 13 * (C70 + 11 / 13 * (C75 + 11 / 13 * (C80 + 11 / 13 * (C85 + 11 / 13 * (C90 + 11 / 13 * (C95 + 11 / 13 * (C100 + 11 / 13 * (C105 + 11 / 13 * (C110 + 11 / 13 * (C115 + 11 / 13 * (C120 + 11 / 13 * (C125 + 11 / 13 * (C130 + 11 / 13 * (C135 + 11 / 13 * (C140 + 11 / 13 * (C145 + 11 / 13 * (C150 + 11 / 13 * (C155 + 11 / 13 * (C160 + 11 / 13 * (C165 + 11 / 13 * (C170 + 11 / 13 * (C175 + 11 / 13 * (C180 + 11 / 13 * (C185 + 11 / 13 * (C190 + 11 / 13 * (C195 + 11 / 13 * (C200 + 11 / 13 * (C205 + 11 / 13 * (C210)))))))))))))))))))))))))))))))))))))))))) <= .0741468444601841 * (C5 + 25 / 27 * (C10 + 25 / 27 * (C15 + 25 / 27 * (C20 + 25 / 27 * (C25 + 25 / 27 * (C30 + 25 / 27 * (C35 + 25 / 27 * (C40 + 25 / 27 * (C45 + 25 / 27 * (C50 + 25 / 27 * (C55 + 25 / 27 * (C60 + 25 / 27 * (C65 + 25 / 27 * (C70 + 25 / 27 * (C75 + 25 / 27 * (C80 + 25 / 27 * (C85 + 25 / 27 * (C90 + 25 / 27 * (C95 + 25 / 27 * (C100 + 25 / 27 * (C105 + 25 / 27 * (C110 + 25 / 27 * (C115 + 25 / 27 * (C120 + 25 / 27 * (C125 + 25 / 27 * (C130 + 25 / 27 * (C135 + 25 / 27 * (C140 + 25 / 27 * (C145 + 25 / 27 * (C150 + 25 / 27 * (C155 + 25 / 27 * (C160 + 25 / 27 * (C165 + 25 / 27 * (C170 + 25 / 27 * (C175 + 25 / 27 * (C180 + 25 / 27 * (C185 + 25 / 27 * (C190 + 25 / 27 * (C195 + 25 / 27 * (C200 + 25 / 27 * (C205 + 25 / 27 * (C210 + 25 / 27 * (C215 + 25 / 27 * (C220 + 25 / 27 * (C225 + 25 / 27 * (C230 + 25 / 27 * (C235 + 25 / 27 * (C240 + 25 / 27 * (C245 + 25 / 27 * (C250 + 25 / 27 * (C255 + 25 / 27 * (C260 + 25 / 27 * (C265 + 25 / 27 * (C270 + 25 / 27 * (C275 + 25 / 27 * (C280 + 25 / 27 * (C285 + 25 / 27 * (C290 + 25 / 27 * (C295 + 25 / 27 * (C300 + 25 / 27 * (C305 + 25 / 27 * (C310 + 25 / 27 * (C315 + 25 / 27 * (C320 + 25 / 27 * (C325 + 25 / 27 * (C330 + 25 / 27 * (C335 + 25 / 27 * (C340 + 25 / 27 * (C345 + 25 / 27 * (C350 + 25 / 27 * (C355 + 25 / 27 * (C360 + 25 / 27 * (C365 + 25 / 27 * (C370 + 25 / 27 * (C375 + 25 / 27 * (C380 + 25 / 27 * (C385 + 25 / 27 * (C390 + 25 / 27 * (C395 + 25 / 27 * (C400 + 25 / 27 * (C405 + 25 / 27 * (C410 + 25 / 27 * (C415 + 25 / 27 * (C420 + 25 / 27 * (C425 + 25 / 27 * (C430 + 25 / 27 * (C435 + 25 / 27 * (C440 + 25 / 27 * (C445 + 25 / 27 * (C450))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))

Weekly EMA12 xDn EMA26:

.153984303064341 * (C + 11 / 13 * (C5 + 11 / 13 * (C10 + 11 / 13 * (C15 + 11 / 13 * (C20 + 11 / 13 * (C25 + 11 / 13 * (C30 + 11 / 13 * (C35 + 11 / 13 * (C40 + 11 / 13 * (C45 + 11 / 13 * (C50 + 11 / 13 * (C55 + 11 / 13 * (C60 + 11 / 13 * (C65 + 11 / 13 * (C70 + 11 / 13 * (C75 + 11 / 13 * (C80 + 11 / 13 * (C85 + 11 / 13 * (C90 + 11 / 13 * (C95 + 11 / 13 * (C100 + 11 / 13 * (C105 + 11 / 13 * (C110 + 11 / 13 * (C115 + 11 / 13 * (C120 + 11 / 13 * (C125 + 11 / 13 * (C130 + 11 / 13 * (C135 + 11 / 13 * (C140 + 11 / 13 * (C145 + 11 / 13 * (C150 + 11 / 13 * (C155 + 11 / 13 * (C160 + 11 / 13 * (C165 + 11 / 13 * (C170 + 11 / 13 * (C175 + 11 / 13 * (C180 + 11 / 13 * (C185 + 11 / 13 * (C190 + 11 / 13 * (C195 + 11 / 13 * (C200 + 11 / 13 * (C205)))))))))))))))))))))))))))))))))))))))))) < .0741468444601841 * (C + 25 / 27 * (C5 + 25 / 27 * (C10 + 25 / 27 * (C15 + 25 / 27 * (C20 + 25 / 27 * (C25 + 25 / 27 * (C30 + 25 / 27 * (C35 + 25 / 27 * (C40 + 25 / 27 * (C45 + 25 / 27 * (C50 + 25 / 27 * (C55 + 25 / 27 * (C60 + 25 / 27 * (C65 + 25 / 27 * (C70 + 25 / 27 * (C75 + 25 / 27 * (C80 + 25 / 27 * (C85 + 25 / 27 * (C90 + 25 / 27 * (C95 + 25 / 27 * (C100 + 25 / 27 * (C105 + 25 / 27 * (C110 + 25 / 27 * (C115 + 25 / 27 * (C120 + 25 / 27 * (C125 + 25 / 27 * (C130 + 25 / 27 * (C135 + 25 / 27 * (C140 + 25 / 27 * (C145 + 25 / 27 * (C150 + 25 / 27 * (C155 + 25 / 27 * (C160 + 25 / 27 * (C165 + 25 / 27 * (C170 + 25 / 27 * (C175 + 25 / 27 * (C180 + 25 / 27 * (C185 + 25 / 27 * (C190 + 25 / 27 * (C195 + 25 / 27 * (C200 + 25 / 27 * (C205 + 25 / 27 * (C210 + 25 / 27 * (C215 + 25 / 27 * (C220 + 25 / 27 * (C225 + 25 / 27 * (C230 + 25 / 27 * (C235 + 25 / 27 * (C240 + 25 / 27 * (C245 + 25 / 27 * (C250 + 25 / 27 * (C255 + 25 / 27 * (C260 + 25 / 27 * (C265 + 25 / 27 * (C270 + 25 / 27 * (C275 + 25 / 27 * (C280 + 25 / 27 * (C285 + 25 / 27 * (C290 + 25 / 27 * (C295 + 25 / 27 * (C300 + 25 / 27 * (C305 + 25 / 27 * (C310 + 25 / 27 * (C315 + 25 / 27 * (C320 + 25 / 27 * (C325 + 25 / 27 * (C330 + 25 / 27 * (C335 + 25 / 27 * (C340 + 25 / 27 * (C345 + 25 / 27 * (C350 + 25 / 27 * (C355 + 25 / 27 * (C360 + 25 / 27 * (C365 + 25 / 27 * (C370 + 25 / 27 * (C375 + 25 / 27 * (C380 + 25 / 27 * (C385 + 25 / 27 * (C390 + 25 / 27 * (C395 + 25 / 27 * (C400 + 25 / 27 * (C405 + 25 / 27 * (C410 + 25 / 27 * (C415 + 25 / 27 * (C420 + 25 / 27 * (C425 + 25 / 27 * (C430 + 25 / 27 * (C435 + 25 / 27 * (C440 + 25 / 27 * (C445)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))) AND .153984303064341 * (C5 + 11 / 13 * (C10 + 11 / 13 * (C15 + 11 / 13 * (C20 + 11 / 13 * (C25 + 11 / 13 * (C30 + 11 / 13 * (C35 + 11 / 13 * (C40 + 11 / 13 * (C45 + 11 / 13 * (C50 + 11 / 13 * (C55 + 11 / 13 * (C60 + 11 / 13 * (C65 + 11 / 13 * (C70 + 11 / 13 * (C75 + 11 / 13 * (C80 + 11 / 13 * (C85 + 11 / 13 * (C90 + 11 / 13 * (C95 + 11 / 13 * (C100 + 11 / 13 * (C105 + 11 / 13 * (C110 + 11 / 13 * (C115 + 11 / 13 * (C120 + 11 / 13 * (C125 + 11 / 13 * (C130 + 11 / 13 * (C135 + 11 / 13 * (C140 + 11 / 13 * (C145 + 11 / 13 * (C150 + 11 / 13 * (C155 + 11 / 13 * (C160 + 11 / 13 * (C165 + 11 / 13 * (C170 + 11 / 13 * (C175 + 11 / 13 * (C180 + 11 / 13 * (C185 + 11 / 13 * (C190 + 11 / 13 * (C195 + 11 / 13 * (C200 + 11 / 13 * (C205 + 11 / 13 * (C210)))))))))))))))))))))))))))))))))))))))))) >= .0741468444601841 * (C5 + 25 / 27 * (C10 + 25 / 27 * (C15 + 25 / 27 * (C20 + 25 / 27 * (C25 + 25 / 27 * (C30 + 25 / 27 * (C35 + 25 / 27 * (C40 + 25 / 27 * (C45 + 25 / 27 * (C50 + 25 / 27 * (C55 + 25 / 27 * (C60 + 25 / 27 * (C65 + 25 / 27 * (C70 + 25 / 27 * (C75 + 25 / 27 * (C80 + 25 / 27 * (C85 + 25 / 27 * (C90 + 25 / 27 * (C95 + 25 / 27 * (C100 + 25 / 27 * (C105 + 25 / 27 * (C110 + 25 / 27 * (C115 + 25 / 27 * (C120 + 25 / 27 * (C125 + 25 / 27 * (C130 + 25 / 27 * (C135 + 25 / 27 * (C140 + 25 / 27 * (C145 + 25 / 27 * (C150 + 25 / 27 * (C155 + 25 / 27 * (C160 + 25 / 27 * (C165 + 25 / 27 * (C170 + 25 / 27 * (C175 + 25 / 27 * (C180 + 25 / 27 * (C185 + 25 / 27 * (C190 + 25 / 27 * (C195 + 25 / 27 * (C200 + 25 / 27 * (C205 + 25 / 27 * (C210 + 25 / 27 * (C215 + 25 / 27 * (C220 + 25 / 27 * (C225 + 25 / 27 * (C230 + 25 / 27 * (C235 + 25 / 27 * (C240 + 25 / 27 * (C245 + 25 / 27 * (C250 + 25 / 27 * (C255 + 25 / 27 * (C260 + 25 / 27 * (C265 + 25 / 27 * (C270 + 25 / 27 * (C275 + 25 / 27 * (C280 + 25 / 27 * (C285 + 25 / 27 * (C290 + 25 / 27 * (C295 + 25 / 27 * (C300 + 25 / 27 * (C305 + 25 / 27 * (C310 + 25 / 27 * (C315 + 25 / 27 * (C320 + 25 / 27 * (C325 + 25 / 27 * (C330 + 25 / 27 * (C335 + 25 / 27 * (C340 + 25 / 27 * (C345 + 25 / 27 * (C350 + 25 / 27 * (C355 + 25 / 27 * (C360 + 25 / 27 * (C365 + 25 / 27 * (C370 + 25 / 27 * (C375 + 25 / 27 * (C380 + 25 / 27 * (C385 + 25 / 27 * (C390 + 25 / 27 * (C395 + 25 / 27 * (C400 + 25 / 27 * (C405 + 25 / 27 * (C410 + 25 / 27 * (C415 + 25 / 27 * (C420 + 25 / 27 * (C425 + 25 / 27 * (C430 + 25 / 27 * (C435 + 25 / 27 * (C440 + 25 / 27 * (C445 + 25 / 27 * (C450))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))

Weekly EMA12 crossing EMA26 (either direction):

SGN(.153984303064341 * (C + 11 / 13 * (C5 + 11 / 13 * (C10 + 11 / 13 * (C15 + 11 / 13 * (C20 + 11 / 13 * (C25 + 11 / 13 * (C30 + 11 / 13 * (C35 + 11 / 13 * (C40 + 11 / 13 * (C45 + 11 / 13 * (C50 + 11 / 13 * (C55 + 11 / 13 * (C60 + 11 / 13 * (C65 + 11 / 13 * (C70 + 11 / 13 * (C75 + 11 / 13 * (C80 + 11 / 13 * (C85 + 11 / 13 * (C90 + 11 / 13 * (C95 + 11 / 13 * (C100 + 11 / 13 * (C105 + 11 / 13 * (C110 + 11 / 13 * (C115 + 11 / 13 * (C120 + 11 / 13 * (C125 + 11 / 13 * (C130 + 11 / 13 * (C135 + 11 / 13 * (C140 + 11 / 13 * (C145 + 11 / 13 * (C150 + 11 / 13 * (C155 + 11 / 13 * (C160 + 11 / 13 * (C165 + 11 / 13 * (C170 + 11 / 13 * (C175 + 11 / 13 * (C180 + 11 / 13 * (C185 + 11 / 13 * (C190 + 11 / 13 * (C195 + 11 / 13 * (C200 + 11 / 13 * (C205)))))))))))))))))))))))))))))))))))))))))) - .0741468444601841 * (C + 25 / 27 * (C5 + 25 / 27 * (C10 + 25 / 27 * (C15 + 25 / 27 * (C20 + 25 / 27 * (C25 + 25 / 27 * (C30 + 25 / 27 * (C35 + 25 / 27 * (C40 + 25 / 27 * (C45 + 25 / 27 * (C50 + 25 / 27 * (C55 + 25 / 27 * (C60 + 25 / 27 * (C65 + 25 / 27 * (C70 + 25 / 27 * (C75 + 25 / 27 * (C80 + 25 / 27 * (C85 + 25 / 27 * (C90 + 25 / 27 * (C95 + 25 / 27 * (C100 + 25 / 27 * (C105 + 25 / 27 * (C110 + 25 / 27 * (C115 + 25 / 27 * (C120 + 25 / 27 * (C125 + 25 / 27 * (C130 + 25 / 27 * (C135 + 25 / 27 * (C140 + 25 / 27 * (C145 + 25 / 27 * (C150 + 25 / 27 * (C155 + 25 / 27 * (C160 + 25 / 27 * (C165 + 25 / 27 * (C170 + 25 / 27 * (C175 + 25 / 27 * (C180 + 25 / 27 * (C185 + 25 / 27 * (C190 + 25 / 27 * (C195 + 25 / 27 * (C200 + 25 / 27 * (C205 + 25 / 27 * (C210 + 25 / 27 * (C215 + 25 / 27 * (C220 + 25 / 27 * (C225 + 25 / 27 * (C230 + 25 / 27 * (C235 + 25 / 27 * (C240 + 25 / 27 * (C245 + 25 / 27 * (C250 + 25 / 27 * (C255 + 25 / 27 * (C260 + 25 / 27 * (C265 + 25 / 27 * (C270 + 25 / 27 * (C275 + 25 / 27 * (C280 + 25 / 27 * (C285 + 25 / 27 * (C290 + 25 / 27 * (C295 + 25 / 27 * (C300 + 25 / 27 * (C305 + 25 / 27 * (C310 + 25 / 27 * (C315 + 25 / 27 * (C320 + 25 / 27 * (C325 + 25 / 27 * (C330 + 25 / 27 * (C335 + 25 / 27 * (C340 + 25 / 27 * (C345 + 25 / 27 * (C350 + 25 / 27 * (C355 + 25 / 27 * (C360 + 25 / 27 * (C365 + 25 / 27 * (C370 + 25 / 27 * (C375 + 25 / 27 * (C380 + 25 / 27 * (C385 + 25 / 27 * (C390 + 25 / 27 * (C395 + 25 / 27 * (C400 + 25 / 27 * (C405 + 25 / 27 * (C410 + 25 / 27 * (C415 + 25 / 27 * (C420 + 25 / 27 * (C425 + 25 / 27 * (C430 + 25 / 27 * (C435 + 25 / 27 * (C440 + 25 / 27 * (C445))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))) <> SGN(.153984303064341 * (C5 + 11 / 13 * (C10 + 11 / 13 * (C15 + 11 / 13 * (C20 + 11 / 13 * (C25 + 11 / 13 * (C30 + 11 / 13 * (C35 + 11 / 13 * (C40 + 11 / 13 * (C45 + 11 / 13 * (C50 + 11 / 13 * (C55 + 11 / 13 * (C60 + 11 / 13 * (C65 + 11 / 13 * (C70 + 11 / 13 * (C75 + 11 / 13 * (C80 + 11 / 13 * (C85 + 11 / 13 * (C90 + 11 / 13 * (C95 + 11 / 13 * (C100 + 11 / 13 * (C105 + 11 / 13 * (C110 + 11 / 13 * (C115 + 11 / 13 * (C120 + 11 / 13 * (C125 + 11 / 13 * (C130 + 11 / 13 * (C135 + 11 / 13 * (C140 + 11 / 13 * (C145 + 11 / 13 * (C150 + 11 / 13 * (C155 + 11 / 13 * (C160 + 11 / 13 * (C165 + 11 / 13 * (C170 + 11 / 13 * (C175 + 11 / 13 * (C180 + 11 / 13 * (C185 + 11 / 13 * (C190 + 11 / 13 * (C195 + 11 / 13 * (C200 + 11 / 13 * (C205 + 11 / 13 * (C210)))))))))))))))))))))))))))))))))))))))))) - .0741468444601841 * (C5 + 25 / 27 * (C10 + 25 / 27 * (C15 + 25 / 27 * (C20 + 25 / 27 * (C25 + 25 / 27 * (C30 + 25 / 27 * (C35 + 25 / 27 * (C40 + 25 / 27 * (C45 + 25 / 27 * (C50 + 25 / 27 * (C55 + 25 / 27 * (C60 + 25 / 27 * (C65 + 25 / 27 * (C70 + 25 / 27 * (C75 + 25 / 27 * (C80 + 25 / 27 * (C85 + 25 / 27 * (C90 + 25 / 27 * (C95 + 25 / 27 * (C100 + 25 / 27 * (C105 + 25 / 27 * (C110 + 25 / 27 * (C115 + 25 / 27 * (C120 + 25 / 27 * (C125 + 25 / 27 * (C130 + 25 / 27 * (C135 + 25 / 27 * (C140 + 25 / 27 * (C145 + 25 / 27 * (C150 + 25 / 27 * (C155 + 25 / 27 * (C160 + 25 / 27 * (C165 + 25 / 27 * (C170 + 25 / 27 * (C175 + 25 / 27 * (C180 + 25 / 27 * (C185 + 25 / 27 * (C190 + 25 / 27 * (C195 + 25 / 27 * (C200 + 25 / 27 * (C205 + 25 / 27 * (C210 + 25 / 27 * (C215 + 25 / 27 * (C220 + 25 / 27 * (C225 + 25 / 27 * (C230 + 25 / 27 * (C235 + 25 / 27 * (C240 + 25 / 27 * (C245 + 25 / 27 * (C250 + 25 / 27 * (C255 + 25 / 27 * (C260 + 25 / 27 * (C265 + 25 / 27 * (C270 + 25 / 27 * (C275 + 25 / 27 * (C280 + 25 / 27 * (C285 + 25 / 27 * (C290 + 25 / 27 * (C295 + 25 / 27 * (C300 + 25 / 27 * (C305 + 25 / 27 * (C310 + 25 / 27 * (C315 + 25 / 27 * (C320 + 25 / 27 * (C325 + 25 / 27 * (C330 + 25 / 27 * (C335 + 25 / 27 * (C340 + 25 / 27 * (C345 + 25 / 27 * (C350 + 25 / 27 * (C355 + 25 / 27 * (C360 + 25 / 27 * (C365 + 25 / 27 * (C370 + 25 / 27 * (C375 + 25 / 27 * (C380 + 25 / 27 * (C385 + 25 / 27 * (C390 + 25 / 27 * (C395 + 25 / 27 * (C400 + 25 / 27 * (C405 + 25 / 27 * (C410 + 25 / 27 * (C415 + 25 / 27 * (C420 + 25 / 27 * (C425 + 25 / 27 * (C430 + 25 / 27 * (C435 + 25 / 27 * (C440 + 25 / 27 * (C445 + 25 / 27 * (C450)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))

Indicators on the Chart are based on Bars (with all of the settings being in Periods, not Days), so if you adjust the Time Frame, it will automatically adjust all of the Indicators to match. You may wish to review the following:

How to create a Personal Criteria Forumula (PCF)
PCF Formula Descriptions
Cascades of Moving Averages
Understanding MACD

-Bruce
Personal Criteria Formulas
TC2000 Support Articles
gwsmith
Posted : Sunday, April 25, 2010 6:55:30 PM
Registered User
Joined: 1/21/2010
Posts: 21

((AVGC100 + 2 * SQR((20 * (C * C + C5 * C5 + C10 * C10 + C15 * C15 + C20 * C20 + C25 * C25 + C30 * C30 + C35 * C35 + C40 * C40 + C45 * C45 + C50 * C50 + C55 * C55 + C60 * C60 + C65 * C65 + C70 * C70 + C75 * C75 + C80 * C80 + C85 * C85 + C90 * C90 + C95 * C95) - (AVGC100 * 20) * (AVGC100 * 20)) / (20 * 20))) - (AVGC100 - 2 * SQR((20 * (C * C + C5 * C5 + C10 * C10 + C15 * C15 + C20 * C20 + C25 * C25 + C30 * C30 + C35 * C35 + C40 * C40 + C45 * C45 + C50 * C50 + C55 * C55 + C60 * C60 + C65 * C65 + C70 * C70 + C75 * C75 + C80 * C80 + C85 * C85 + C90 * C90 + C95 * C95) - (AVGC100 * 20) * (AVGC100 * 20)) / (20 * 20)))) / AVGC100 <= .06

This my pcf formula for a 6 % volitilty squeeze based on a daily basis.  Can you help me to  make the necessary adjustments to scan on a monthly basis?  The adjustments may not be as complcated as I think they are now.  But I am asking for your help now so I do not waste more of my time than need to be.  

Thanks to you,  greg

Bruce_L
Posted : Monday, April 26, 2010 9:07:27 AM


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gwsmith,
Let's start with the Weekly version:

4 * SQR(ABS(C ^ 2 + C5 ^ 2 + C10 ^ 2 + C15 ^ 2 + C20 ^ 2 + C25 ^ 2 + C30 ^ 2 + C35 ^ 2 + C40 ^ 2 + C45 ^ 2 + C50 ^ 2 + C55 ^ 2 + C60 ^ 2 + C65 ^ 2 + C70 ^ 2 + C75 ^ 2 + C80 ^ 2 + C85 ^ 2 + C90 ^ 2 + C95 ^ 2 - 20 * ((C + C5 + C10 + C15 + C20 + C25 + C30 + C35 + C40 + C45 + C50 + C55 + C60 + C65 + C70 + C75 + C80 + C85 + C90 + C95) / 20) ^ 2) / 20) / ((C + C5 + C10 + C15 + C20 + C25 + C30 + C35 + C40 + C45 + C50 + C55 + C60 + C65 + C70 + C75 + C80 + C85 + C90 + C95) / 20) <= .06

And then present the Monthly version:

4 * SQR(ABS(C ^ 2 + C21 ^ 2 + C42 ^ 2 + C63 ^ 2 + C84 ^ 2 + C105 ^ 2 + C126 ^ 2 + C147 ^ 2 + C168 ^ 2 + C189 ^ 2 + C210 ^ 2 + C231 ^ 2 + C252 ^ 2 + C273 ^ 2 + C294 ^ 2 + C315 ^ 2 + C336 ^ 2 + C357 ^ 2 + C378 ^ 2 + C399 ^ 2 - 20 * ((C + C21 + C42 + C63 + C84 + C105 + C126 + C147 + C168 + C189 + C210 + C231 + C252 + C273 + C294 + C315 + C336 + C357 + C378 + C399) / 20) ^ 2) / 20) / ((C + C21 + C42 + C63 + C84 + C105 + C126 + C147 + C168 + C189 + C210 + C231 + C252 + C273 + C294 + C315 + C336 + C357 + C378 + C399) / 20) <= .06

Modelling Bollinger Bands (& Standard Deviation) in a TC PCF

-Bruce
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gwsmith
Posted : Monday, April 26, 2010 10:09:06 AM
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Bruce,

Thank you for your support, it is invaluable to have your assistance.  I really do appreciate and use to my benefit in my tradeing  what you do.   Thank you,  Greg
Bruce_L
Posted : Monday, April 26, 2010 10:11:01 AM


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gwsmith,
You're welcome.

-Bruce
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dunsek
Posted : Saturday, May 1, 2010 12:20:49 PM
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Hi Bruce- trying hard to convert a bollinger band squeeze formula from daily to weekly. I'm getting results, but they don't seem to be correct. The formula on the daily chart works, and is this: ((AVGC20 + 2 * SQR((20 * (C * C + C1 * C1 + C2 * C2 + C3 * C3 + C4 * C4 + C5 * C5 + C6 * C6 + C7 * C7 + C8 * C8 + C9 * C9 + C10 * C10 + C11 * C11 + C12 * C12 + C13 * C13 + C14 * C14 + C15 * C15 + C16 * C16 + C17 * C17 + C18 * C18 + C19 * C19) - (AVGC20 * 20) * (AVGC20 * 20)) / (20 * 20))) - (AVGC20 - 2 * SQR((20 * (C * C + C1 * C1 + C2 * C2 + C3 * C3 + C4 * C4 + C5 * C5 + C6 * C6 + C7 * C7 + C8 * C8 + C9 * C9 + C10 * C10 + C11 * C11 + C12 * C12 + C13 * C13 + C14 * C14 + C15 * C15 + C16 * C16 + C17 * C17 + C18 * C18 + C19 * C19) - (AVGC20 * 20) * (AVGC20 * 20)) / (20 * 20)))) / AVGC20 <= .06 To convert it to weekly, am I just changing the C's to their C*5 equivalent or do I also need to change the (20*20) to (100*100), etc? I tried it the first way, and get results, but they don't seem to be within 6%. I tried it the second way, and get syntax error. Any help would be hugely appreciated. Thx KD
dunsek
Posted : Saturday, May 1, 2010 12:34:21 PM
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Hi Bruce- sorry, just noticed your reply to gwsmith above. Is that the correct formula to use then, for a weekly bb squeeze? Thx KD
Bruce_L
Posted : Monday, May 3, 2010 8:36:24 AM


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dunsek,
Yes, the Bollinger Band Squeeze formulas in my Monday, April 26, 2010 9:07:27 AM ET post are correct.

-Bruce
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dunsek
Posted : Monday, May 3, 2010 4:19:58 PM
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Sorry, Bruce- I was really wondering if there would be a difference between your formula, and taking my daily bb squeeze formula and converting it to weekly, not whether yours was correct. I take yours being correct on faith.

In other words, I'm still wondering how I would convert the daily formula I posted, to weekly. It's more than just converting the C's to C*5, correct?

 

Bruce_L
Posted : Monday, May 3, 2010 4:31:31 PM


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Joined: 10/7/2004
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dunsek,
Converting your formula verbatim would result in a formula that would be longer but that would return the same results.

It's not much more in this case than multiplying the Bars Ago parameters by 5 since everything is based on the Close. The only thing you need to do beyond that is expand the Moving Averages.

AVGC20

Would become:

((C + C5 + C10 + C15 + C20 + C25 + C30 + C35 + C40 + C45 + C50 + C55 + C60 + C65 + C70 + C75 + C80 + C85 + C90 + C95) / 20)

-Bruce
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dunsek
Posted : Monday, May 3, 2010 4:37:35 PM
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Thanks, Bruce- you rock, as always.

Bruce_L
Posted : Monday, May 3, 2010 4:38:46 PM


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dunsek,
You're welcome.

-Bruce
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