Sentence examples for background values for each from inspiring English sources
To determine peaks above BCHAR, we first applied a Lowess smoother robust to outliers, within a 500-year window width and then subtracted background values for each time interval from the total CHAR accumulation (for each interval) (Higuera et al. 2010).
Average fluorescence intensities were logged into Excel files, after subtraction of the local background value for each spot.
The background value for each image was set using the "threshold" function of the program to a level that would exclude all pixels in control tissues stained with secondary antibody alone.
A background-subtracted image of the radioactivity was then obtained by subtracting the background value for each pixel from the original image.
Images were also processed using SPOT (CSIRO, New South Wales, Australia)[ 32], an R-based implementation which uses seeded region growing to determine the foreground pixels for each spot and morphological opening to determine the background value for each spot.
Example image captures from a female sample co-hybridised with the male reference are shown in Figure 2. Captured images were then loaded into PamChip Analyser (V.4) which was set to record values for median spot intensity minus a background value for each spot using the 'local corners' method.
Chemical analyses showed that the concentration of various heavy metals was higher than the mean background values for Portuguese soils, and higher in superficial soils.
In this study, the background geochemical compositions by Taylor and McLennan (1995) were used as the background values for the calculation.
Vertical axis shows normalized Google Trend search volume relative to average background values, for the words protesta (protest) in blue and huelga (strike) in red.
A factor of 1.5 is used because of possible variations in background values for a given metal in the environment as well as very small anthropogenic influences.
