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    • A

      Weights different in testing and submission
      Support • • anshul96go

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      support

      @antinomy thanks!

    • W

      sliding 3d array
      Strategy help • • wool.dewgong

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      support

      @wool-dewgong Hello! We added one template which should address your issue and allow you to perform a rolling fast ML training with retraining. It is available in your user space in the Examples section and you can read it here also in the public docs:

      https://quantiacs.com/documentation/en/examples/machine_learning_with_a_voting_classifier.html

    • news-quantiacs

      The Q17 Contest is running!
      News and Feature Releases • • news-quantiacs

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      support

      @magenta-grimer Hello, you can have at most 50 running submissions in your user area. You can stop any of them any moment and replace it with another one.

      Before the end of the Q17 submission phase, you should select at most 15 of them. These will take part to the live contest.

    • S

      Systems selection for the Q16 contest
      News and Feature Releases • • Sun-73

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      support

      @sun-73 Yes, we will, sorry for the issue.

    • M

      Strategy takes a long time to get verified
      Support • • magenta.muskrat

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      @support, thank you for the clarifications. Regards.

    • S

      Q16 where to put is_liquid in ML template
      Strategy help • • Sheikh

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      S

      Hi @support,
      Thanks for getting back. No worries, I was able to get 6 strategies into the Q16 competition so far.
      qnt3.PNG

    • A

      toolbox not working in colab
      Support • • alexeigor

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      V

      @alexeigor Hello. Version 0.0.501 of the qnt library works correctly in Colab. Python version support has been extended from 3.10 to 3.13. The basic functionality of the library should work without issues.

      To install, use the following command:

      !pip install git+https://github.com/quantiacs/toolbox.git 2>/dev/null

      Note: Installing ta-lib in Colab is not working for me at the moment.

    • magenta.grimer

      Optimize the Trend Following strategy with custom args
      Strategy help • • magenta.grimer

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      support

      Hello.

      I checked this problem. The script which cut "###DEBUG###" cells was incorrect. I fixed this and resent your strategies (filtered by time out) to checking.

      Regards.

    • illustrious.felice

      Translating code from Quantiacs Legacy
      Support • • illustrious.felice

      6
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      illustrious.felice

      @vyacheslav_b Thank you so much

    • A

      How are models ranked on the leaderboard before the live period?
      General Discussion • • antinomy

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      S

      @support
      oh I see now what you mean.
      15 strategies PER USER are selected.
      At first, I thought you were only going to select 15 strategies total for all users.
      Thanks.

    • X

      Combining classifiers
      Strategy help • • xiaolan

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      support

      @xiaolan That is correct, but the logic can be easily re-used. The only novel element will be the introduction of the liquidity filter at intermediate stages/at the final stage for the selection of the weights.

    • M

      Kernel Dies
      Support • • magenta.kabuto

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      M

      @vyacheslav_b perfect. It wasnt obvious to me that single pass was meant by that. Thank you

    • illustrious.felice

      Sharpe decreases when submitting strategy
      Support • • illustrious.felice

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      illustrious.felice

      @vyacheslav_b Thank you so much

    • X

      Pandas and xarray
      Strategy help • • xiaolan

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      support

      @xiaolan Ok, but please note that you can work all the time with xarray, the documentation is very good:

      http://xarray.pydata.org/en/stable/

    • O

      No error messages show why the strategies failed
      Support • • omohyoid

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      support

      @omohyoid Dear omohyoid,

      Yes, that's right. After submitting your strategy shouldn't override environment variables.

      Regards

    • O

      How to turn off "WARNING: some dates are missed in the portfolio_history"
      Support • • omohyoid

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      support

      @omohyoid Hi, we do not have such calls, sorry

    • S

      How to install Python Talib
      Support • • spancham

      5
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      2609
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      support

      @sheikh It is fine, please just submit, check the result and let us know if you see any issue. It should work fine.

    • illustrious.felice

      Not enough bid information when submit
      Support • • illustrious.felice

      5
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      709
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      illustrious.felice

      @support Thanks for your respond. Now I understand the cause and fixed it

    • C

      Multi-pass Backtesting
      Strategy help • • cyan.gloom

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      @eddiee

      Hello.

      This code looks to the future.
      It is needed to train the model.
      Pay attention to the name of the variable.

    • B

      Submission failed: what's wrong??
      Support • • buyers_are_back

      5
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      932
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      support

      @buyers_are_back We reprocessed the submission, it is formally correct and passes all the filters. Sorry for the issue, evidently on our side.

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