Sentence examples for variances over time from inspiring English sources

Time series were fit about equally well with exponential or linear models, but log transformation ensures equal variances over time, a basic assumption of regression analysis.

The first is responsible for transforming the input into a log domain, a base layer that describes luminance variances over time and a detail layer that describes the local features.

Decreasing population variance in IQ test performance as reported by Colom and colleagues [29] in a Spanish sample could be ruled out as cause for the IQ gains in the present study, since a regression on weighted within-study variances over time produced no evidence for diminishing variances.

This HGLM estimation method has previously been used in genetics to analyse lactation curves with heterogeneous residual variances over time [ 14], where it was shown that the algorithm gives REML estimates.

(iv) Variance over Time  . Variance over Time.

During the long-cycle regimen, the concentrations of CRP showed a significant variance over time.

A stationary process has a constant mean and variance over time period of study.

Its weak point is that it does not allow analyzing variance over time.

Also, these analyses mostly rely on cross-sectional analysis which might have caused an overestimation of cross-country variance and a neglect of variance over time.

Data were analyzed using repeated measures analysis of variance over time controlling for sex, paired samples t tests, and independent samples t tests.

In addition, the reduction of variance over time using CBF measurements (non-significant) suggests it could potentially provide a more useful approach when assessing longitudinal activation changes.