background signal


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  • noun

Synonyms for background signal

extraneous signals that can be confused with the phenomenon to be observed or measured

References in periodicals archive ?
Experiments with synthetic tissue showed the technique can almost completely suppress a strong background signal.
The values were above three times the standard deviation of the background signal.
The independence of the on-spot background signal intensity from the dye performance is evident in the differences between the graphs of the different figures of merit.
a colorimetric 96-well plate reader), the Erenna Immunoassay System separates background fluorescent signal from antibody-tagged signal by thresholding out the background signal and measuring each fluorescently labeled detection antibody as a digital event (9).
The stainless steel USDA approved detectors utilize a digital signal processing and an anti-noise technique that memorizes the residual background signal of conductive products like meat and cancels it out by emitting an equal and opposite signal; this feature assures accurate metal detection.
Inspecting set or conductive products, such as meat, liquid soup and hot bread, has traditionally been more difficult due to the background signal which must be cancelled out for effective inspection to take place.
875 hertz and if not there was only a background signal.
We applied a baseline correction, typically using the first 10 to 15 cycles as background signal.
Less than a 2-fold induction does not provide sufficient separation from background signal standard deviation to provide meaningful comparisons.
If the background level begins to climb due to local sources of methane, a reset control allows the operator to "zero out" the background signal.
Taking these factors into account and using all collected data, we will be able to show that neither material is going to contribute a false asymmetry in the background signal of the NPDGamma apparatus.
To develop this competitive assay, we varied the antibody concentration and the number of amplification steps to find the best combination resulting in high sensitivity while maintaining a low background signal (Figure 1).
To fill in the historical blanks, Ebeling and colleague Seth Stein are looking to seismic noise, an ever-present background signal that bathes the surface of the Earth.
The detection limit was defined as the analyte concentration corresponding to a signal 3 SD above the background signal, as calculated from the calibration curve.