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PYenner
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Everything posted by PYenner
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My version used MT4's ADX function call as a quick fix. Igorad coded his ADX to copy VT and that is the best approach. I will be adding some variables into Igorads ADX and attempting to find the settings that best match VT. The big unknown is "how many rules did VT break when they wrote their ADX and the ema routine it uses"? The rest of the differences should be minor. The idea is to get away from manufacturers function calls altogether. Then what you see in the code is exactly what you get, no grey areas. Want to code the ema too, same intentions. May even be able to improve on Bemac by having adustable ema options... For now, Bemac still seems to be the best.
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It should be easy to attach a fantail template to it. But want to hear what preferences people have so I can try to keep everyone happy.
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Here is a modified copy of Igorad's template with the yellow in the foreground and magenta in the background. Also one line in each band is bolder, might help. Rename VarMA_v1a_tpl.txt to VarMA_v1.tpl VarMA_v1a_tpl.txt
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Please evaluate MT4 ADX_VMA indicators. They have only the three main lines, not the whole fantail. It is the performance of the Yellow base line that matters. There are two files, one was tweeked to give more extreme flat lines for use in scalping 1Min charts. The other is for 5Min or whatever charts, it is closest to Bemac's. The 1Min indicator has- ADX_Periods=24 gives more flat VMA_Sample_Bars=24 gives more flat Undershoot=40 alternative is 20 MA12_Periods=32 Bemacs crossover line used 24, 32 puts it further out from the base line MA49_Periods=99 Similar to Bemacs outer line but using smas here, Bemac used emas The 5Min indicator has- ADX_Periods=16 VMA_Sample_Bars=8 Undershoot=40 MA12_Periods=32 MA49_Periods=99 Rename ADX_VMA_Eval_5Min_mq4.txt to ADX_VMA_Eval_5Min.mq4 Ditto for ADX_VMA_Eval_1Min.mq4 Tweek mainly the first two variables. Avoid extreme numbers, no zero, no negative numbers. Find out what works for you. Cheers ADX_VMA_Eval_1Min_mq4.txt ADX_VMA_Eval_5Min_mq4.txt
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Has anyone worked with a MKV file before?
PYenner replied to brownsfan019's topic in General Discussion
Maybe- http://www.bestsoftware4download.com/download/t-free-mkv-to-avi-converter-download-yaqdmifp.html http://www.riverpast.com/en/support/tutorials/convert/mkv/avi.php Google for the latest ffdshow Decoder filter and install it, and your problems should be gone. Your anime likely is containing some AAC audio, and we are aware that there is a bug in CoreAAC right now, the AAC audio decoder we normally provide with our pack. Installing the latest ffdshow will fix this problem, alternatively there is an updated CoreAAC here : http://coreaac.corecodec.org . Soon we plan to launch the 1.2.0 version of our packs, fixing this also. Christian matroska project admin http://www.matroska.org -
z Like you, I have my own system which I will be sticking with but I will be adding the VMA to it and adding Walters methods. I cant use the fantail on top of what I am using which already has the hourglass coming up when prices move fast and I get the message "price out of date" when I try to close. Don't need that bit. So I need a fast version for myself and others may also need that. A version that can port directly to other platforms with identical results would also help people talk the same language when discussing tactics. I also have concerns with the MT4 platform especially the charting language and its dubious implementation. If something better came up I would be glad to switch. So the idea is to keep things portable for the future. Since I will be depending on the VMA indicator I will be pulling it apart to see if it can be improved, that is just me. Need to understand what I am relying on so I can judge when not to rely on it. Knowing when to stay out is close to being critical, its the make or break of trading.
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When I read the VT manual on the ADX Bemac was using, it said that an "8 period" ADX actually used a 15 period ema. That explained why people were getting different results on different platforms. A further problem is that ema's can be done different ways which seems to be the case with VT and MT4. The reason the slow Magenta line is slower than VT, is because MT4's ema uses more than double the periods it claims to use. My first hope had been to make a version that used no function calls and could then be ported to any platform with identical results. I gave up when I realized it would mean coming up with my own ema routine. Who needs it? It was only after Igor did his first version and did the hard work for me that I made another attempt. I was late getting his second version and got only a few hours on the VT chart before VT shut down for 5 hrs and stayed down over the weekend. So I don't know how well Igor2 compares to Bemac because I have not beeed able to compare them. Then the fantails stopped working in MT4. I am guessing I may have to rename the tpl files to get them going again?? Regarding Igor2, the order of the lines can be reversed so that the important yellow lines are on top of the rest of the rainbow. The ema period can be fiddled to better match the speed of VTs emas. They might also be done as sma's which should port perfectly to other platforms, the main difference is in the way the yellow band folds over during a reversal. Using sma's gives a sharper bend that sticks up higher. It would help to have both versions going to see what matters. I will be doing a fast 5 line version for myself using sma's for the lines simply because the fantail and template is too slow for my system which is already overloaded with a home made indicator. I hope to be able to adjust it to perform like Bemacs and then work on optimizing the flat area performance. Hope to also tweek Igors ema periods closer to VTs, but can't do that while VT is giving me no market feed.
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Making some progress on a simpler MT4 version using the iADX function. Attached is a comparison of the MA0 base lines. Yellow line uses iADX and has some adjustments, light blue is Igors mk2 for comparison. Walter, the line ema's can be fixed up too, just needs time. Cheers
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Z Amazing effort from Igorad. There are similarities and differences, still its a big chunk of work done.
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Trying to sort out the wheat for the chaff... Agree, the flat area is major.
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Its doubtful if taking an ema of an ema achieves anything. Maybe someone forgot to keep it simple.
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The underlying reasoning may not have been reasoned out. Just hit or miss, trial and error. Plug n Play.
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Line 1 is like a 16 period ema of close prices. Line 49 is like a 115 period ema of close prices.
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Line 1 = Black = 2 period ema Line 12 = Green = 24 period ema Line 49 = Magenta = 100 period ema But... the price for all of these is "VarMA" Still sorting out how Price=VarMA is put together. The intermediate stages in making up VarMA seem to use 15 period ema. It may be more like there is an array of 15 period ema prices, one for each bar. Line 1 takes a 2 period ema from that array. Line 49 takes a 100 period ema from that array. An ema of an ema, modulated is one word for it. But there is also conditional stuff that gives the flat region.
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Ema may be the worst option, largely ignores older data. Wma or vanilla ma might give more weight to older data and need fewer periods?
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Reality check time MT4 usually returns zero when you ask for earlier data than the beginning of a chart. A 10 hour warm up space is not user friendly. May have to look seriously at limiting the max periods to way less than 100. Bye bye Magenta. One way would be to use Green 24 ema as the longest and then offset bands out from that with variable spacing of some sort. Life is a box of chocolates...
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By the way Bemac blanks off only 20 periods at the start (left end) of the chart. But when he uses a 100 period ema, he should blank off the first 100 periods. Else what you get is either faked or garbage. 100 periods on a 5 min chart = 500 min = like 10 hours. Garbage in = garbage out.
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Hi formor Amazing Get down to the basics and find out what does and doesn't matter. Bemac seems to be using something like Green= ema 24 and Magenta= ema 100. Not much difference from other ma's it seems. Bemac seems to have done a copy and paste from the "How To Write An ADX" section of the VT manual which is why his labels start with "ADX". Better to call ema ema, then compare it to wma etc as you do. Thanks formor We may have an even happier Walter before much longer. Someone hide the bananas before he goes hyper...
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Thanks z Gee, 100 pip falling dagger stuff, good old GBPJPY. Almost enough to make you believe in using stop losses... Yes, that may be closer to an MT4 version. MT4 also slows down badly when the price action heats up if you run 40+ total custom indicator lines on a platform. Once the porting from platform to platform is sorted out, it could be backtested on MT4 but traded on other platforms, best of both worlds maybe. Momentom Yes, Yellow side is the least needed, that was my impression too. Thanks At least no one is telling me off for saying "8 period ADX" is actually 15 period ema, not yet anyway.
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Momentum Which lines are the least use to you, the narrower yellow side or the wider magenta side?
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It's not just you. The jury is still out on that one, time will tell what serves best. The more input the better.
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ztrader If you do go to a pro, ask for just the 3 main lines, MA1=Black, MA12=Dark Green and MA49=Magenta. MT4 will only do 8 lines. I am inclined to think the rainbow serves little purpose, but more lines could be added in later if needed. Good of you to offer. Walter I'm working my way through the Bemac version. So far it is not as complex as it first seemed. His use of ADX labels is misleading. eg ADXPr is an input constant preset to 8. The Wilders function turns this into 8*2-1=15 (periods) and returns a 15 period ema on the input price eg PlusDM and Tr are just Close prices. Less complex than it looked. Only half way through yet and coding would likely take me a week even if I can do it and there is no certainty of that. Sorry I can't be more definate.
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If there is a second attempt it will probably go in the archives. But this one got defeated by technology mess ups.
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Cooter The seminar was in the "main room", yeah where is that? The first time I entered a chat room there was some conference software to install and a reboot required. Then I couldn't find any main room, just rooms 1 to 4, with 4 being the likely room but password locked at the time. Today I went to go into the first chat room, some more to DL then bingo, Doc doing an audio/visual, instead of the chat room. I was late getting in, Doc had ISP problems, my conference software also locked up. So it turned into a no go and maybe by the time they get the bugs sorted out things will have started to make more sense. Woodies seem to rely on chat for advertising events, ok for insiders, confusing for noobs. Doc What I saw looked good, seemed to get a good reception too. Funny how the challenges in life tend to come from the unexpected directions. No idea how the numbers panned out. Looks like we may all get a second go at this one.