SciPy curve_fit: What is "pcov"?

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  • Опубликовано: 8 сен 2024

Комментарии • 30

  • @henryclay2106
    @henryclay2106 Год назад +8

    I'm learning about probability density functions (pdf) and cumulative distribution functions (cdf) this week in class. I didn't realize how applicable statistics is to programming.

    • @holthuizenoemoet591
      @holthuizenoemoet591 Год назад +2

      It's really essential in for example state-of-the-art machine learning. For example, the commonly used SoftMax function is used to turn an arbitrary vector into a pd.

  • @robertoparreiras2369
    @robertoparreiras2369 Год назад +3

    Without any doubt, the best videos on scientific applications of Python. Thank you very much.

  • @eboatwright_
    @eboatwright_ Год назад +45

    wait..... you mean you're not a bird?

  • @slvfelix
    @slvfelix Год назад +4

    Great explanation. Also love the basic ones such as the class video from zero. Please do more of those!

  • @martinzapata7289
    @martinzapata7289 Год назад +1

    Great explanation! Just in time before a lab session where I’ll have to do nonlinear fitting

  • @StasFainer
    @StasFainer Год назад +2

    Great content! Hope that you'll continue making more of these videos :)

  • @GabrieleIuzzolino
    @GabrieleIuzzolino Месяц назад

    Thank you! Your tutorials are very clear and useful!

  • @SubhadipDas1
    @SubhadipDas1 Год назад +1

    You should do a tutorial on Lmfit. It's really advanced and built on top curve fit.

  • @frankkoslowski6917
    @frankkoslowski6917 2 месяца назад

    It was discovered that plt.errorbar() does not tolerate any native yerr_data!
    Thus, your code needed to be modified as seen here:
    yerr_data = np.abs(0.1*np.random.randn(len(x_data)))
    YERROR MUST ALWAYS BE POSITIVE TO AVOID TRACEBACK ERRORS!

  • @matteopiccioni196
    @matteopiccioni196 8 месяцев назад

    Nice
    1. what if using the KDE instead the χ^2 to find the pdf of a set of data, sometimes distributed differently and with some "outliers"?
    2. Why not to use the sklearn to fit quite automatically (without specifying the curve fit equation ) a set of data?

  • @MrR3KK
    @MrR3KK Год назад

    Awesome, simply a bull's eye explanation

  • @divyanshshrimali2651
    @divyanshshrimali2651 Год назад

    It raised an error even for error bar graph saying: ValueError: 'yerr' must not contain negative values

  • @sirlimonada2
    @sirlimonada2 4 месяца назад

    What if I don't have an error for each point?

  • @sivadeepak4323
    @sivadeepak4323 Год назад

    Can you please do a video on linear programming in python with PULP library !!!

  • @phunmaster2000
    @phunmaster2000 Год назад

    at 11:01, are the parameters in the formula for a normal distribution flipped?

  • @sambhavgupta4653
    @sambhavgupta4653 Год назад

    You the best!

  • @gabrielzinatorosa3024
    @gabrielzinatorosa3024 Год назад

    I Imagine Billy trying to do this. Poor Billy. Not that I would do much better before watching the video 😅

  • @Fuxx90
    @Fuxx90 Год назад +1

    It should be N_i(0,1), because you defined N_i(µ, sigma) and always said that sigma should equal 1

    • @Fuxx90
      @Fuxx90 Год назад

      otherwise, great video of course

  • @aaatt268
    @aaatt268 Год назад

    We don't want u. We want billy.

  • @ScienceVocalsMusic
    @ScienceVocalsMusic Год назад

    Wait why was i expecting a bird to appear?

  • @claveralvaro6245
    @claveralvaro6245 Год назад

    Wait guys ... where is the Birdie ?

  • @antonioparesini912
    @antonioparesini912 Год назад

    Where billy

  • @JustSmile268
    @JustSmile268 Год назад

    hi billy

  • @nathanwebster1634
    @nathanwebster1634 Год назад

    😭 *PromoSM*