error function

[′er·ər ‚fəŋk·shən]

(mathematics)

The real function defined as the integral from 0 to x of e ^{-t ²} dt or e ^{t ²} dt, or the integral from x to ∞ of e ^{-t ²} dt.

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in paper [6] have proposed complementary error function approximation in the form of

Improved composite Q-function approximation and its application in ASEP of digital modulations over fading channels

Table-7: For qe (mgg-1), the values of four different error functions of isotherm models of BB3 on Gum arabic/PVA/Alginate

Removal of Basic Blue 3 from the Aqueous Solution with Ternary Polymer Nanocomposite: Swelling, Kinetics, Isotherms and Error Function

TABLE 1: Solutions for fractional space Cattaneo-Vernotte equation (52) for different values of [phi]; R indicates the real part and erfc([alpha]) denotes the error function defined in (8).

Nonlocal Transport Processes and the Fractional Cattaneo-Vernotte Equation

The value of the error function is generally less for the Nelson-Siegel model than for the Svensson model.

Comparison of Nelson-Siegel and Svensson models in the optimization of yield curves in the Costa-Rican market

Considering the form of the error function provided in Equation (5), for p output nodes and m input-output pairs, the error becomes:

Configuring artificial neural networks for stock market predictions

For evaluation of mismatch we define the error function T(y, x) = T(p(y), q(x)).

Coupling of zones with different resolution capabilities in dynamic finite element models of woven composites/ Skirtingos skiriamosios gebos zonu sujungimas austu kompozitu dinaminuose baigtiniu elementu modeliuose

The back propagation algorithm is used to find a local minimum of the error function.

Neural networks modeling of the alkaline water electrolyzes

The problem is inherent in the definition of the corresponding error function

Registration of six degrees of freedom data with proper handling of positional and rotational noise

To achieve this goal, an error function is constructed as follows:

Unequal Wilkinson power divider using asymmetric microstrip parallel coupled lines

The size of weight changes can be determined by learning rate [alpha] (values between 0 and 1), and the weights are adjusted according to the formula until the convergence of error function is reached:

Forecasting OMX Vilnius stock index--a neural network approach/OMX Vilnius akciju indekso prognozavimas naudojant dirbtinius neuronu tinklus

All error values within Excel can be suppressed from display by using an error function such as ISERROR.

Data analysis with Excel Mastercourse: Pratish Sharma has been an experienced course designer and presenter for more than ten years. He is an IT tutor and systems consultant at BPP professional education

To simplify the numerical calculation of the accurate BER, a tight closed-form approximate expression is also derived by utilizing the theoretical BER and approximation of the complementary error function.

Performance analysis of space-time coded MIMO system with discrete-rate adaptive modulation in Ricean fading channels