total variation

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total variation

[′tōd·əl ‚ver·ē′ā·shən]
(mathematics)
For a real function defined on an interval, the least upper bound of the function's variation relative to all possible partitions of the interval.
References in periodicals archive ?
Trust executives now have high-level information to review performance against national standards and operations while directors can measure variation across the organization.
Galton's zeal for quantification turned to efforts to measure variation among humans.
The differences among risks within individual classifications caused the establishment of a means to measure variation in hazard, i.
Although the Pareto Analysis is a useful tool for quality improvement, it has the drawbacks of not being able to measure variation over time and not being able to measure trends.
As the permanent teams (part of the adoption system) develop systematic methods of accomplishing specific tasks, each key process step can be measured using the analytic system to improve efficiency and measure variation from the standard.
The key to predict what will happen in each individual is to measure variation in the expression of both types of gene.
The multispectral GOES Imager surveys the Earth on a continuous basis, allowing for increased sensitivity to detect temperature fluctuations, to measure variation in low-level moisture, and to track hurricanes from their inception.
communities to 1) investigate the etiology and natural history of atherosclerosis, 2) investigate the etiology of clinical atherosclerotic diseases and 3) measure variation in cardiovascular risk factors, medical care and disease by race, sex, place and time.
By studying methylation in placental cells, investigators are able to measure variations in a tissue where it may have specific impacts on health outcomes.
6) Similar to Korean authorities, SFAR recommends the use of "dynamic" parameters such as PVI that measure variations over the respiratory cycle.
On March 6, Dawn will enter into orbit around Ceres to capture detailed images and measure variations in light reflected from Ceres, which should reveal the planet s surface composition.