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  2. Feature engineering - Wikipedia

    en.wikipedia.org/wiki/Feature_engineering

    Feature engineering in machine learning and statistical modeling involves selecting, creating, transforming, and extracting data features. Key components include feature creation from existing data, transforming and imputing missing or invalid features, reducing data dimensionality through methods like Principal Components Analysis (PCA), Independent Component Analysis (ICA), and Linear ...

  3. Poincaré plot - Wikipedia

    en.wikipedia.org/wiki/Poincaré_plot

    A Poincaré plot, named after Henri Poincaré, is a graphical representation used to visualize the relationship between consecutive data points in time series to detect patterns and irregularities in the time series, revealing information about the stability of dynamical systems, providing insights into periodic orbits, chaotic motions, and bifurcations.

  4. Analytics - Wikipedia

    en.wikipedia.org/wiki/Analytics

    Analytics is the systematic computational analysis of data or statistics. [1] It is used for the discovery, interpretation, and communication of meaningful patterns in data, which also falls under and directly relates to the umbrella term, data science. [2] Analytics also entails applying data patterns toward effective decision-making.

  5. Python (programming language) - Wikipedia

    en.wikipedia.org/wiki/Python_(programming_language)

    Python is a high-level, general-purpose programming language. Its design philosophy emphasizes code readability with the use of significant indentation. [33] Python is dynamically type-checked and garbage-collected. It supports multiple programming paradigms, including structured (particularly procedural), object-oriented and functional ...

  6. Expectation–maximization algorithm - Wikipedia

    en.wikipedia.org/wiki/Expectation–maximization...

    The expectation of ⁡ (;,) inside the sum is taken with respect to the probability density function (=; ()), which might be different for each of the training set. Everything in the E step is known before the step is taken except T j , i {\displaystyle T_{j,i}} , which is computed according to the equation at the beginning of the E step section.

  7. 7 Fast Food Chains That Use Real, High-Quality Chicken - AOL

    www.aol.com/finance/7-fast-food-chains-real...

    While many fast-food joints claim they serve “real” chicken, some still rely on antibiotic-laden, factory-farmed mystery meat. Here are 7 chains that actually use high-quality, real chicken.

  8. Assad's fall brings 'the moment' to rid Syria of chemical weapons

    www.aol.com/news/assads-fall-brings-moment-rid...

    THE HAGUE (Reuters) -The downfall of Syria's Bashar al-Assad, found to have used chemical weapons against his own people on multiple occasions during the civil war, creates an opportunity to rid ...

  9. Denise Richards Breaks Down in Tears as She Recalls How She ...

    www.aol.com/denise-richards-breaks-down-tears...

    Related: Denise Richards Reveals She 'Ruptured' Both Breast Implants While Filming Special Forces Season 3 The Real Housewives of Beverly Hills alum — who is a mother to daughters Sami, 20, Lola ...

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