signal averaging

signal averaging

An MRI term for signal-to-noise improvement by averaging several free induction decays (FIDs) under similar conditions. The approximate amount of improvement in signal-to-noise (S/N) ratio is calculated as the square root of the number of excitations.
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is the only cardioplethsmograph manufacturer that incorporates their patented three-dimensional signal averaging into their technology.
A mean number of 150 beats were used for signal averaging, for achieving mean noise level 0,7[micro]V.
In May 2006, Arrhythmia announced that it had entered into a research agreement with the University of Rochester to participate in the National Institutes of Health-funded investigation that may give a boost to Arrhythmia's signal averaging software.
Although we have implemented the median method on a computer after acquisition of all M waveforms, it could also be implemented in the firmware of the oscilloscope prior to acquisition of the resultant (median reconstructed) waveform, just as signal averaging is presently implemented.
The signal averaging procedure leads to high signal-to-noise ratios, enabling us to measure absorbances down to 0.
ART's patented signal averaging electrocardiogram ("SAECG") analysis software will be used to assess the presence of cardiac late potentials in patients enrolled in the study in conjunction with other non-invasive cardiac tests.
These integrated components provide the cardiac electrophysiologist with all of the features necessary for cardiac electrophysiology, cardiac catheterization, heart mapping, 12 lead ECG's, and signal averaging for the study of late potentials (an indicator of sudden death syndrome).
Zareba, who has used the ART's patented Predictor(R) signal averaging software extensively, commented when asked what the significance of the "rebirth of the method" means that ".
It measures at acquisition rate greater than 10 kHz, which after on-the-fly signal averaging can generate 20 full spectra per second.
During 2000, ART began demonstrating a new Predictor Windows based software with its patented signal averaging technology, which is also capable of ECG and stress testing.