Deciding on a Backtesting and Trading Platform

Quote from fundjunkie:

Data mining is a means of searching for patterns and relationships in data. A fitness function is used to highlight those parts of the data that are fit (of interest). Te term is most often used in conjunction with wide ranging searches numbering in the tens of thousands.

Neural networks are a type of data mining algorithm (regression) amongst many. But be clear data mining isn't just a case of setting a program loose on some data, sitting back and letting the good times roll with the results. it's way, way harder than that and the results and benefit when appled to the markets are debatable and far more etheral. Indeed, the consesus view is that neural networks, for example, are of no value in trying to model markets.

Without wishing to discourage you i think you'll be wasting your time by even considering that as an avenue to be looking down when you're only thinking about automation and have little to no coding background. But be mindful of it for different reasons. Data mining is a process. Data mining apps indistrialize and scale up that process. System oriented research is a process of mining on a smaller scale which brings it's own dangers of curve fitting and data mining bias (being fooled by the data). I can imagine you might produce dozens of versions of a trading concept before finding something that looks good. that is data minging...

So what you need to concern yourself with more (if results look good) is mitigating any data mining bias and avoiding curve fitting (methodological rigour).


Thx
D

p.s. I am not an expert either on data mining or data mining apps.

So for my follow-on post. Thanks for clearing that up for me D. I agree, it's not something that i should be concerning myself with now, and more than likely it never will be. Stratasearch and the issues/risks related to it is in effect one small example of the whole area of datamining (now using the word correctly!). Something that may be worth a look in a long time...perhaps.

Data minging! Haha. Word play is cool.
 
I have read this very interesting thread. However I notice that in the comparisons there is a very important measure left. When I look into a product I like to know if one can run it in multiple computers. There are products out there with very anoying licensing schemes. This is a very good point for Tradestation and NinjaTrader. I can use this two products in multiple computers. For example I can be trading live with tradestation while my backup computer is crunching an optimization. The same with NinjaTrader I can have one running live while another one is sending trades to my simulation account.

I had bought a product previously and everytime I change a piece of hardware or Windows in my computer the license needs to be update. In this case I need to send an email begging for a new one (The guy does not understand why I upgrade so much) and wait a day or two.

I have looked a MultiCharts since it use EasyLanguage and this is one of the few issues that stops me from buying it. I think MultiCharts has good future specially for automated traders but I need to run my backtesting 24x7. That is something that Tradestation can not be bit at.


Moscu
 
Good point - here's some answers:

1. Tradersstudio is locked to one PC. I believe they allow you to lock it to two at a time, but I haven't tried that. I've had no problems getting a new PC and updating the key.

2. Amibroker allows you to have two PCs with the software installed.

Can't comment on Trading Blox on this issue....
 
Quote from droskill:

Good point - here's some answers:

1. Tradersstudio is locked to one PC. I believe they allow you to lock it to two at a time, but I haven't tried that. I've had no problems getting a new PC and updating the key.

2. Amibroker allows you to have two PCs with the software installed.

Can't comment on Trading Blox on this issue....
We do allow you to use TradersStudio on 2 PC, this is designed so you can have 1 desktop and 1 laptop. We know people are buying new computers and have proceedure to deal with that, so you have no worries.
 
Quote from droskill:

Murray - sorry for misrepresenting!

That fine. We pride ourselves on trying to do what right for our customers. Our security is so that we can limit bootleg copies. At $499.00 a copy we can't afford that.
 
Quote from moscu:
...I have looked a MultiCharts since it use EasyLanguage and this is one of the few issues that stops me from buying it. I think MultiCharts has good future specially for automated traders but I need to run my backtesting 24x7. That is something that Tradestation can not be bit at.
Moscu

What is the correlation between MultiCharts/EasyLanguage and you not able to run backtest 24x7 ?
 
If I had Multicharts right now then:

I would be able to run all my strategies from Tradestation with no changes or very little change.

I would be able to daytrade US stocks from 9:30 AM to 4:00 PM just like with tradestation.

Since I only get one license to run in MultiCharts I need to stop backtesting during the above period. After that I can restart backtesting. In Tradestation I keep a computer 24x7 running backtesting.

Multicharts has the advantage of running in 64bit computer which allows for more memory and CPU to be allocated to the application. Tradestation has the 32 bit limit of 3GB of memory and the chart application is single threaded.

Now many people would not care about that but I run hundred of symbols in multiple time frames. Right now I could run more charts but I am maxout. That is why Multicharts is appealing to me. But I am going to try to transfer my strategies to RadarScreen in Tradestation which is a MultiThreaded matrix but has no charts. This way I am supposed to run 1000 of symbols.


Moscu
 
Murray, when is the new version of Tradersstudio coming out? Any ETA? Any update? When is the new version coming out? I thought it was supposed to come out in the fall. We're now approaching december. thanks
 
Quote from ERdiesel:

Murray, when is the new version of Tradersstudio coming out? Any ETA? Any update? When is the new version coming out? I thought it was supposed to come out in the fall. We're now approaching december. thanks

Our new release date for TradersStudio Professional is Jan 09. This is a fairly reliable date, since we have increased our programming staff to speed development of not only this version but future versions of TradersStudio.
 
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