Sentence examples for contaminated by changes from inspiring English sources

However, because many features of the economy vary over time, it is difficult to gauge the extent to which the comparison between out-of-sample statistics and the model predictions are contaminated by changes in factors not captured by the model.4.4

This spectrum indicates that the signals were dye-related [34] and were not significantly contaminated by intrinsic changes in absorption.

This indicates that the increase in theta coherence during learning is unlikely to have been contaminated by gradual changes in behavioral context or fixational eye movements during the time course of the session.

We ran the patient level regressions only on patients who had a stroke before the reorganisations in Greater Manchester and London so that the risk adjustment was not contaminated by the changes.

The major challenges that need to be addressed are: (1) defining and dating the unplanned event in a way that is not contaminated by knowledge of changes in outcome indicators; (2) selecting an appropriate outcome indicator series to model the impact of the event; (3) statistically modeling the impact of the event; and (4) evaluating rival explanations of the changes that followed the event.

So, it is obvious from this result that the heating did not make any special change in the sample contaminated by oil; rather, it changed the b value of both reference and oil-contaminated sample to the same extent.

The lack of TMS-induced changes in performance within our physiological perturbation approach means that the TMS effects on BOLD signals that we report are not contaminated by any associated behavioral changes that might otherwise have made them harder to interpret (see Ruff et al. 2006, 2008, 2009; Bestmann, Swayne, et al. 2008; Blankenburg et al. 2008).

In addition, cobalt chloride has been applied as colorimetric RH indicator for its color changes when contaminated by water [7].

The original interferograms are contaminated by a long-wavelength phase change noise of unknown causes, may be due in part to atmospheric delay.

It is also possible that during the bleeding emergency the area where the heparin doses were prepared was contaminated by HCWs who failed to change gloves after caring for the index case.

RPI is notoriously difficult to obtain and can often be contaminated by lithological variations induced by environmental changes (e.g., Guyodo et al. 2000; Haltia-Hovia et al. 2011; Stanton et al. 2011; Valet et al. 2011; Yamazaki et al. 2013) or by factors yet unknown (Tauxe and Yamazaki 2007).