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How do I get more watch faces for noise Colorfit pulse? 

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This technique improves the detector sensitivity by amplifying the signal component of incoming pulse data and rejecting noise.
The results show that the uncomfortable level for pulse-train stimuli increases slightly as noise level increases.
We propose an adaptive filter for filtering motion artifacts from pulse oximetry signals, with accelerometer signals as noise references.
These types of noise are clearly distinguished from uncertainty caused by a variable pulse intensity.
Simple fixed thresholds just above background noise can be used to identify these pulses, but measurements are then strongly affected by random noise and will vary as a result of both pulse amplitude and pulse shape.
The results demonstrate an increase of noise immunity up to one decade compared to the pulse pair method.
We conclude that stochastic noise in spectral imaging tasks could be reduced if alternative methods for pulse detection were utilized.
Proceedings ArticleDOI
Hailong Zhang, Haowei Wu, Atanas Rountev 
26 Oct 2018
8 Citations
Our experimental results and case studies demonstrate that the analysis achieves high precision and low cost, and provide insights into potential pitfalls faced by developers of watch faces.
Proceedings ArticleDOI
14 Oct 2008
21 Citations
The results demonstrate that the proposed algorithm is robust against unspecific noise and baseline drift of pulse waveform.

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