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    • B

      Does evaluation only start from one year back?
      Support • • buyers_are_back

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      support

      @commanderangle Dear commanderangle,

      If you use ML in your strategy but not select that option we can't guarantee for how your strategy will be evaluated and it could be filtered out.

      Regards

    • A

      Additional Data for Bitcoin
      Request New Features • • antinomy

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      742
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      A

      @support It's working now, thanks!

    • C

      ImportError - Sklearn
      Support • • captain.nidoran

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      support

      @captain-nidoran Hello, please try to add in a cell at the beginning:

      pip install 'sklearn==0.0.post1'

      or in the init file:

      ! apt update && apt install -y libgomp1 && rm -rf /var/lib/apt/lists/*

      Best regards

    • D

      single pass and multipass discrepancy
      Support • • darwinps

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      D

      Hi @stefanm ,

      How reckless of me, "data" should have been f_es_data. They are perfectly synced now.
      Thank you so much. I really appreciate the help.

      sincerely

    • S

      backtest_ml()
      Support • • Sun-73

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      661
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      S

      @support Great! This route opens new possibilities in terms of model design. Thanks a lot!

    • A

      Error - Cannot create strategy
      Support • • alphastar

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      365
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      support

      @alphastar Sorry for the issue, it has been fixed.

    • M

      WARNING: some dates are missed in the portfolio_history
      Support • • multi_byte.wildebeest

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      V

      @multi_byte-wildebeest Hi. Without an example, it's unclear what the problem might be.

      If you use a state and a function that returns the prediction for one day, you will not get correct results with precheck.

      This was discussed here: https://quantiacs.com/community/topic/555/access-previous-weights/18

    • A

      Strategy filtered after a few days
      Strategy help • • angusslq

      7
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      712
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      support

      @sun-73 it should be ok

    • C

      Why .interpolate_na dosen't work well ?
      Support • • cyan.gloom

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      C

      @antinomy

      I got it !
      Thanks a lot !!

    • nosaai

      Install Toolbox on Python 3.9
      Support • • nosaai

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      495
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      support

      @magenta-kabuto We support only Python 3.7 right now. But it can coexist with Python 3.9:

      https://quantiacs.com/documentation/en/user_guide/local_development.html

      Basically you can use Python 3.7 inside a conda environment.

    • A

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

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      588
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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.

    • M

      Kernel Dies
      Support • • magenta.kabuto

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      287
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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

      6
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      6
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      254
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      illustrious.felice

      @vyacheslav_b Thank you so much

    • A

      Weights different in testing and submission
      Support • • anshul96go

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      451
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      support

      @antinomy thanks!

    • W

      sliding 3d array
      Strategy help • • wool.dewgong

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      437
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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

    • I

      Getting started with local dev.
      Support • • iron.tentacruel

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      support

      @iron-tentacruel Sorry for the delay in the answer. We recommend conda as we can better track dependencies. With conda you can create locally an environment which mirrors the one on the Quantiacs server and you can work locally as you would on the server. If you need a specific version of a package, please let us know.

    • M

      Futures data issues
      Support • • Msant14

      6
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      347
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      A

      @support I have done that twice before my post, but now F_RY looks fine. There are several directories with scripts and notebooks I use with qnt, so maybe I deleted the wrong data-cache before...
      Thanks for fixing the data!

    • S

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

      6
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      Votes
      6
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      533
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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

    • illustrious.felice

      Translating code from Quantiacs Legacy
      Support • • illustrious.felice

      6
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      Votes
      6
      Posts
      278
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      illustrious.felice

      @vyacheslav_b Thank you so much

    • illustrious.felice

      Difference between relative_return & mean_return
      Support • • illustrious.felice

      6
      1
      Votes
      6
      Posts
      273
      Views

      illustrious.felice

      @vyacheslav_b Thank you so much

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