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  2. Mechanically stabilized earth - Wikipedia

    en.wikipedia.org/wiki/Mechanically_stabilized_earth

    Mechanically stabilized earth (MSE or reinforced soil) is soil constructed with artificial reinforcing. It can be used for retaining walls , bridge abutments, seawalls , and dikes . [ 1 ] [ 2 ] Although the basic principles of MSE have been used throughout history, MSE was developed in its current form in the 1960s.

  3. Mean squared error - Wikipedia

    en.wikipedia.org/wiki/Mean_squared_error

    The MSE either assesses the quality of a predictor (i.e., a function mapping arbitrary inputs to a sample of values of some random variable), or of an estimator (i.e., a mathematical function mapping a sample of data to an estimate of a parameter of the population from which the data is sampled).

  4. Root mean square deviation - Wikipedia

    en.wikipedia.org/wiki/Root_mean_square_deviation

    In some disciplines, the RMSD is used to compare differences between two things that may vary, neither of which is accepted as the "standard". For example, when measuring the average difference between two time series x 1 , t {\displaystyle x_{1,t}} and x 2 , t {\displaystyle x_{2,t}} , the formula becomes

  5. Cross-validation (statistics) - Wikipedia

    en.wikipedia.org/wiki/Cross-validation_(statistics)

    One by one, a set is selected as inner test (validation) set and the l - 1 other sets are combined into the corresponding inner training set. This is repeated for each of the l sets. The inner training sets are used to fit model parameters, while the outer test set is used as a validation set to provide an unbiased evaluation of the model fit.

  6. Why norovirus is so hard to kill: Here's how to protect ... - AOL

    www.aol.com/why-norovirus-hard-kill-heres...

    There’s currently no approved vaccine for norovirus, although Moderna has begun a phase three trial in the U.S. for a vaccine using mRNA technology and aims to test it in 25,000 adults worldwide.

  7. Mean absolute scaled error - Wikipedia

    en.wikipedia.org/wiki/Mean_absolute_scaled_error

    Asymptotic normality of the MASE: The Diebold-Mariano test for one-step forecasts is used to test the statistical significance of the difference between two sets of forecasts. [ 5 ] [ 6 ] [ 7 ] To perform hypothesis testing with the Diebold-Mariano test statistic, it is desirable for D M ∼ N ( 0 , 1 ) {\displaystyle DM\sim N(0,1)} , where D M ...

  8. MSC Industrial Direct Passes This Key Test - AOL

    www.aol.com/2012/02/03/msc-industrial-direct...

    There's no foolproof way to know the future for MSC Industrial Direct (NYS: MSM) or any other company. However, certain clues may help you see potential stumbles before they happen -- and before ...

  9. Boyfriend Allegedly Promised Girlfriend's Mom, 'I'll Get Her ...

    www.aol.com/boyfriend-allegedly-promised...

    3-year-old shares adorably sweet message before dad marries mom. Lighter Side. NBC Universal. Watch: Waymo driverless robotaxi sends airport passenger spinning in circles. Sports. Sports.