Sentence examples for systems is valid from inspiring English sources

Lewis thought that that each of these systems is valid so long as it is internally consistent.

This estimate assumes that the probability of being captured by 1 system does not affect the probability of being captured by the other, that the population is closed (the study population remained approximately constant and without significant migration during the study period), and that the ascertainment of influenza by the surveillance systems is valid (21 – 21 ).

Some cardinals called for more power-sharing and frank debate at bishops' synods, but the pope said that existing systems are "valid and effective".

To evaluate the extent to which the scoring systems were valid for prediction of mortality the sensitivity (S), specificity (E), overall correctness of prediction, positive and negative predictive values (PPV, NPV) were all determined.

Both scoring systems are valid and reliable and have been widely used by other investigators.

Here the steady-state assumption is no longer critical, but the different (delayed) piecewise systems are valid during different time intervals.

20 34 35 Because proper medical reporting is considered of paramount importance, EPR systems are valid and reliable, and, unlike logbooks, do not require additional actions.

The results showed that the proposed Fuzzy Logic MPPT in the PV system is valid.

The model that the cultural anthropologist constructs from the system is valid when the model's operation can account for all the observed facts.

The results show that the proposed control system is valid for its application to this hybrid system.

Tests using thermal data for terrestrial "ground truth" cases show that our classification system is valid on Earth.