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  2. Propagation of uncertainty - Wikipedia

    en.wikipedia.org/wiki/Propagation_of_uncertainty

    Any non-linear differentiable function, (,), of two variables, and , can be expanded as + +. If we take the variance on both sides and use the formula [11] for the variance of a linear combination of variables ⁡ (+) = ⁡ + ⁡ + ⁡ (,), then we obtain | | + | | +, where is the standard deviation of the function , is the standard deviation of , is the standard deviation of and = is the ...

  3. ArcGIS - Wikipedia

    en.wikipedia.org/wiki/ArcGIS

    ArcGIS Desktop Basic, formerly known as ArcView, [79] is the entry level of ArcGIS licensing. With ArcView, one is able to view and edit GIS data held in flat files, or view data stored in a relational database management system by accessing it through ArcSDE. One can also create layered maps and perform basic spatial analysis.

  4. Circular error probable - Wikipedia

    en.wikipedia.org/wiki/Circular_error_probable

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Help; Learn to edit; Community portal; Recent changes; Upload file

  5. Error function - Wikipedia

    en.wikipedia.org/wiki/Error_function

    For any real x, Newton's method can be used to compute erfi −1 x, and for −1 ≤ x ≤ 1, the following Maclaurin series converges: ⁡ = = + +, where c k is defined as above. Asymptotic expansion

  6. Logical equality - Wikipedia

    en.wikipedia.org/wiki/Logical_equality

    Some logicians, however, draw a firm distinction between a functional form, like those in the left column, which they interpret as an application of a function to a pair of arguments — and thus a mere indication that the value of the compound expression depends on the values of the component expressions — and an equational form, like those ...

  7. Mean absolute percentage error - Wikipedia

    en.wikipedia.org/wiki/Mean_absolute_percentage_error

    The use of the MAPE as a loss function for regression analysis is feasible both on a practical point of view and on a theoretical one, since the existence of an optimal model and the consistency of the empirical risk minimization can be proved. [1]

  8. Albers projection - Wikipedia

    en.wikipedia.org/wiki/Albers_projection

    Snyder [6] describes generating formulae for the projection, as well as the projection's characteristics. Coordinates from a spherical datum can be transformed into Albers equal-area conic projection coordinates with the following formulas, where is the radius, is the longitude, the reference longitude, the latitude, the reference latitude and and the standard parallels:

  9. Equalized odds - Wikipedia

    en.wikipedia.org/wiki/Equalized_odds

    Equalized odds, [1] also referred to as conditional procedure accuracy equality and disparate mistreatment, is a measure of fairness in machine learning.A classifier satisfies this definition if the subjects in the protected and unprotected groups have equal true positive rate and equal false positive rate, [2] satisfying the formula: