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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Separation of the buried EP wave forms from the other electrical activity is accomplished by signal averaging.

Evaluation of analgesic effect of acupuncture by using SEPs: an objective study

Signal averaging is an efficient method to denoise the EEG signal which has stable occurrences of noises.

Temporal predictability based blind source separation--an approach for denoising Eeg signal

Additional features include video signal display, signal peak selection and freely adjustable signal averaging, which enables optimisation of the measurement task.

Down to the nano-scale: confocal sensors measure texture and surface finish of laser-machined components: Chris Jones, Managing Director at Micro-Epsilon UK discusses how non-contact confocal displacement sensors are helping to inspect the shape, size and surface topography of MEMS (Micro Electro Mechanical or Micro Electronic Systems) structures to nanometre resolution

The research was financially supported by the state program "Science" # 936 "Development of medical nanosensors and hardware-software complex for noninvasive micropotential registration during human biopotential real-time measuring in wide frequency band without signal averaging and filtration for electrophysiological research and artificial limb control".

Analysis of the effect of filtering elements on EEG and EMG recorded with high sensitivity channel based on nanoelectrodes

The PCie-9852 provides onboard signal averaging based on FPGA technology executed independent of the host CPU.

Test systems in kit form

But the initial defect of the valve can be undetected because of engine noise and signal averaging.

Adaptive model of engine vibration signal for diagnostics of mechanical defects/Variklio vibraciju signalu adaptyvusis modelis mechaniniams defektams diagnozuoti

Signal averaging is an effective de-noising method (15).

Late ventricular potentials can be predicted from twelve-lead ECG in post-infarction heart failure

The Monebo solution, on the other hand, takes advantage of advanced signal averaging techniques and sampling of key "fiducial" points to negate the need for this warm-up time.

MCU helps cardiac device keep the beat

Operating at an ultra-fast scan rate of 100 scans/second, the EP-IR can provide unprecedented sensitivity through signal averaging, allowing it to measure multiple gas components in the ppb to ppm range simultaneously, which allows for near real-time monitoring of processes.

Encoded photometric infrared technology: revolutionizing the process monitoring industry

A mean number of 150 beats were used for signal averaging, for achieving mean noise level 0,7[micro]V.

Improved recognition of sustained ventricular tachycardia from SAECG by support vector machine

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.

Medical industry keeping Arrhythmia healthy

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 "median" method for the reduction of noise and trigger jitter on waveform data