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  2. Use case points - Wikipedia

    en.wikipedia.org/wiki/Use_Case_Points

    To calculate the ECF, each of the environmental factors is assigned a value based on the team experience level. The diagram below shows the assigned values for the Online Shopping System. The values are multiplied by the weighted values and the total EF is determined.

  3. Overall labor effectiveness - Wikipedia

    en.wikipedia.org/wiki/Overall_Labor_Effectiveness

    There are many factors that influence workforce availability and therefore the potential output of equipment and the manufacturing plant. OLE can help manufacturers be sure that they have the person with the right skills available at the right time by enabling manufacturers to locate areas where providing and scheduling the right mix of employees can increase the number of productive hours.

  4. Performance indicator - Wikipedia

    en.wikipedia.org/wiki/Performance_indicator

    KPI information boards. A performance indicator or key performance indicator (KPI) is a type of performance measurement. [1] KPIs evaluate the success of an organization or of a particular activity (such as projects, programs, products and other initiatives) in which it engages. [2]

  5. Green chemistry metrics - Wikipedia

    en.wikipedia.org/wiki/Green_chemistry_metrics

    E-factors can be combined to assess multi-step reactions step by step or in one calculation. E-factors ignore recyclable factors such as recycled solvents and re-used catalysts, which obviously increases the accuracy but ignores the energy involved in the recovery (these are often included theoretically by assuming 90% solvent recovery).

  6. Mass fraction (chemistry) - Wikipedia

    en.wikipedia.org/wiki/Mass_fraction_(chemistry)

    Mass fraction can also be expressed, with a denominator of 100, as percentage by mass (in commercial contexts often called percentage by weight, abbreviated wt.% or % w/w; see mass versus weight). It is one way of expressing the composition of a mixture in a dimensionless size ; mole fraction (percentage by moles , mol%) and volume fraction ...

  7. Weight function - Wikipedia

    en.wikipedia.org/wiki/Weight_function

    A weight function is a mathematical device used when performing a sum, integral, or average to give some elements more "weight" or influence on the result than other elements in the same set. The result of this application of a weight function is a weighted sum or weighted average .

  8. Strength of materials - Wikipedia

    en.wikipedia.org/wiki/Strength_of_materials

    A factor of safety is a design criteria that an engineered component or structure must achieve. = /, where FS: the factor of safety, Rf The applied stress, and F: ultimate allowable stress (psi or MPa) [13] Margin of Safety is the common method for design criteria. It is defined MS = P u /P − 1.

  9. Mean opinion score - Wikipedia

    en.wikipedia.org/wiki/Mean_opinion_score

    Mean opinion score (MOS) is a measure used in the domain of Quality of Experience and telecommunications engineering, representing overall quality of a stimulus or system.. It is the arithmetic mean over all individual "values on a predefined scale that a subject assigns to his opinion of the performance of a system quality".