Technical Analysis, from a Quant's Perspective

Jack - That was probably the best explanation I have seen you give recently on your trading philosophy. But eloquence does not necessarily equate to truth. As I have been telling you for years, you really need to take a day off from YOUR orthodoxy and watch a one tick chart all day. Price most often leads volume, and often volume will even cause price to react in the opposite direction. Price leads the crowd around by the nose like a swineherd leads a hog to slaughter. Best regards. - Mike
 
My backtest used Spydertrader's chartscript code to quantify the "P,V boolean relation." If anyone has a more accurate way, I'm all ears. But it's really a very simple concept that I doubt Jack thought would be backtested. P.S. if you check the newsgroup archives, Jack strung along a guy from Harvard for over a year on this until it was concluded that it's boolean ballyhoo.

Nothing of Jack's tests out that I'm aware of. That's one of the reasons why I think he's such a master of obfuscation... to try to keep from being exposed and to keep the naive begging for more.

Quote from OddTrader:

LOL.

imo, the poor performance of the trading system would be mainly due to the system designer didn't study or/ and understand the following document properly which has been claimed the best TA system on ET. :D

http://www.elitetrader.com/vb/attachment.php?s=&postid=1278985
 
Quote from Trader666:

My backtest used Spydertrader's chartscript code to quantify the "P,V boolean relation." If anyone has a more accurate way, I'm all ears. But it's really a very simple concept that I doubt Jack thought would be backtested. P.S. if you check the newsgroup archives, Jack strung along a guy from Harvard for over a year on this until it was concluded that it's boolean ballyhoo.

Nothing of Jack's tests out that I'm aware of. That's one of the reasons why I think he's such a master of obfiscation... to try to keep from being exposed and to keep the naive begging for more.

Thanks for the feedback. JH's play on guiding newbies reminds me the international comedians show last night.

It seems he'd be quite unhappy if not every trader becomes millionaire in a fairly short time. :)
 
Lots of TA doesn't work simply because too many people know about, plain and simple. The market, as discounting mechanism, reflects ALL trades, whether initiated through FA or TA, so "sell the news" phenomenom exists for TA as well. Typical chart patterns used to work far better when they needed to be drawn by hand; they don't work so nearly as well when everyone and their mother can pull up a chart in 2 seconds. So there is good TA and "old" TA; buying something because it shows a "classic" chart pattern has about the same chance of succeeding as someone who just buys a stock because earnings released were "good".

I'm sure the same applies for QA as well.
 
Quote from Trader666:

Buying the 0 to 7 turn of the "P,V Boolean relation" (which you have claimed is at the heart of TA) and exiting 5 days later* produced the attached equity curve when tested on 1000 S&P stocks over five years. So much for having tomorrow's paper today!

* 5 days worked better than 1,2,3, or 4 days.

Looks like this system would work if you took short positions, rather than long positions (ie turn graph upside down).
 
TA is subjective.

If not go ahead and try writing a code that defines a Reversal Patterns (Head and Shoulder, x2/x3 Bottom, Cup & Handle... etc.) and Continuation Patterns (Flags, Triangles and etc.). Let's see if we all can agree on the indications.

How about duplicating a technical discretionary trader's mind into a computer? This may seem irrelevant but if TA was "fully" objective then it's trading decisions can also be duplicated... It cannot be duplicated because it's subjective.

Now, does TA work? Yes.

Can TA be applied to an automated trading system? Yes.

Does it matter if people know what kinda of TA you use? No. Trading system / Actual Trades? Yes. Liquidity and slippage.

Just because I can't play golf, it doesn't mean other can't. Just because I can trade, doesn't mean you can, in reverse...
 
Quote from TSGannGalt:

TA is subjective.

If not go ahead and try writing a code that defines a Reversal Patterns (Head and Shoulder, x2/x3 Bottom, Cup & Handle... etc.) and Continuation Patterns (Flags, Triangles and etc.). Let's see if we all can all see on our charts and agree on.

How about duplicating a technical discretionary trader's mind into a computer? This may seem irrelevant but if TA was "fully" objective then it's trading decisions can also be duplicated... It cannot be duplicated because it's subjective.

Now, does TA work? Yes.

Can TA be applied to an automated trading system? Yes.

Just because I can't play golf, it doesn't mean other can't. Just because I can trade, doesn't mean you can, in reverse...

Subjective indeed! :D
 
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