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Glad things are looking up. Use the Feedback Centre for suggestions. It works.
After a few years I just accept a lot of the stuff I struggled with at first. The beginners
perspective is always insightful. As I understand it the Backtester is undergoing revision and your
ideas are certainly worth considering. G
reinsley wrote:
> Definitely it's a feature and a pretty good one. I will go until
> excellent.
>
> To simplify matters, could I suggest to automatically display the
> parameters of the formula ran by AA optimiser into the empty zone,
> to the left of the buttons "Edit" "Explore" "Optimize" "File"
> "Settings" "Close" ?
> And maybe a warning that the set of parameters used in the graph could
> be different that the one computed by Optimizer...
>
> Confidence in my coding is back.
>
> BTW, the more I use AB, the better it runs.
>
> Regards
>
>
> --- In amibroker@xxxxxxxxxxxxxxx, "reinsley" <reinsley@xxx> wrote:
>> Hello Grant,
>>
>> I am following your tracks. Your words are encouraging for beginners.
>>
>> This thread was to warn that the reloading of a modified formula in AA
>> can be a trap.
>> Probably because of my way of doing.
>> When things are wrong, the first thing I call into question is me. AB
>> as many years and many skillfull designers.
>>
>> I had a look at another AT-software based on VBA (Visual Basic
>> Application).
>> As I am a bit more comfortable with this language and the associated
>> tools, I was surprised to discover that examples were not simple at all.
>>
>> AB is tempting to discover matrix and to appreciate fast time response.
>> Trading is my main concern, but trading without automated system is,
>> IMO, a nonsense and outdated.
>>
>> With no regrets, I am happy to use AB.
>> I have a lot to learn from the public formulas of the UKB, from the
>> QTS Howard's book, from the User's list posts.
>> I know it' an assault course with many hitches.
>>
>> As soon as a trading system will trade for real, the pleasure to dig
>> into codes will surge.
>>
>> Thank you so much for sharing your experience and your AB's exploring
>> route.
>>
>> Have a good day
>>
>> Regards
>>
>> R
>>
>>
>> --- In amibroker@xxxxxxxxxxxxxxx, Grant Noble <gruntus@> wrote:
>>> I spent two years becoming fairly literate with the way AB works. At
>> the beginning I would modify a
>>> script, delete the script displayed on a chart and re-drop the
>> modified script over my price chart.
>>> Whenever I didn't do this odd things seemed to happen. Much later I
>> worked out how to use #include
>>> and insert linked to get the result I wanted. I learnt how to use
>> loop code because I couldn't
>>> figure out applyStop or ExRem. My first system went from a dozen
>> lines of code to over 200 as I
>>> focussed in on exactly what I wanted. I still don't touch layers or
>> layouts because my early
>>> tinkerings with them resulted in disaster. I probably only use 5% of
>> AB's potential but I'm happy
>>> with what I can do for now. Perhaps AB is not always intuitive but
>> it is powerful and does take time
>>> to learn. Perhaps you don't want to be a programmer. In that case
>> resign yourself to frustration or
>>> move to another trading package. All the best. G
>>>
>>> reinsley wrote:
>>>> Hello,
>>>>
>>>> A weird thing drive me crazy.
>>>>
>>>> Take a simple two MA's crossover system.
>>>>
>>>> Two param periods such as Param("pds1",7,2,120,1);
>>>>
>>>> You play between param and optimize with alternate \\ to
> activate one
>>>> then the other. Or even only with paramoptimize.
>>>>
>>>> Every time you press on the Display Indicator icon, colors of
> the plot
>>>> are not updated, you lose confidence in update power of the display
>>>> indicator button.
>>>> Or you kill the pane, you reload.
>>>> Or you use Insert Indicator (plot colors are not updated) and you
>>>> believe that the whole formula is reloaded.
>>>> That is true for the graphic.
>>>>
>>>> Change the default period value in the formula and the first pane
>>>> parameters gives the old default values as expected, pds1 and pds2.
>>>> The second pane parameters gives the new default values as expected.
>>>>
>>>> Open AA from the formula editor ( with Exclamation mark icone), the
>>>> active formula is loaded and reloaded.
>>>>
>>>> Run BT and the arrows plot exotical points that are not
> following the
>>>> trading rules.
>>>> The AA trading list announce extra trades. You try to understand
> what
>>>> exrem does. You give up.
>>>>
>>>> You are a newbie, the mistake commes from you, not from AB. You
> can't
>>>> explain the issue and it's a so minor problem that nobody can be
>>>> interrested in.
>>>>
>>>> The nightmare begin. For weeks... Bye bye trading, you are a
>>>> programmer my son.
>>>>
>>>> The solution :
>>>>
>>>> In AA, click on Paremeter button and you see Old periods values with
>>>> the slider. No ! You have reloaded the whole formula.
>>>> You right click into the last pane. You see new periods values with
>>>> the slider. Whaoo.
>>>> Which one is active ?
>>>> Both, one in AA, the other one in the graph.
>>>>
>>>> To really update AA you have to press the Pick Button and reload the
>>>> formula into AA.
>>>>
>>>> It's the end of the nightmare. I would have appreciated that the
>>>> simple apply indicator activation could update the AA formula or at
>>>> least the Insert Indicator activation.
>>>>
>>>> I don't know yet if it's a bug or a feature, but probably many users
>>>> believe to modify their formula and they are running the same
>>>> parameters again and again.
>>>>
>>>> Let's comme back to trading.
>>>>
>>>> Regards
>>>>
>>>>
>>>>
>>>> ------------------------------------
>>>>
>>>> Please note that this group is for discussion between users only.
>>>>
>>>> To get support from AmiBroker please send an e-mail directly to
>>>> SUPPORT {at} amibroker.com
>>>>
>>>> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
>>>> http://www.amibroker.com/devlog/
>>>>
>>>> For other support material please check also:
>>>> http://www.amibroker.com/support.html
>>>> Yahoo! Groups Links
>>>>
>>>>
>>>>
>>>>
>>>>
>> ------------------------------------------------------------------------
>>>>
>>>> No virus found in this incoming message.
>>>> Checked by AVG.
>>>> Version: 8.0.100 / Virus Database: 269.24.6/1481 - Release Date:
>> 6/3/2008 7:31 PM
>
>
>
> ------------------------------------
>
> Please note that this group is for discussion between users only.
>
> To get support from AmiBroker please send an e-mail directly to
> SUPPORT {at} amibroker.com
>
> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
> http://www.amibroker.com/devlog/
>
> For other support material please check also:
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> Yahoo! Groups Links
>
>
>
>
> ------------------------------------------------------------------------
>
>
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> Checked by AVG.
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------------------------------------
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