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Questions tagged [ecg]

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0 votes
3 answers
332 views

Why are biosignals from the body said to be continuous?

Whether we talk about EEG, ECG or EKG aren't all these signals discrete as we are reading the voltages from the electrodes that are due to certain bio-chemical or bio-electrical activities. I do not ...
roaibrain's user avatar
  • 129
2 votes
0 answers
21 views

Bipolar Disorder Patient data

Can someone provide me with an electrocardiogram signal of a bipolar patient? I'd like to have a trace obtained in an intermittent period, i.e., when the patient is not experiencing a depressed or ...
rukaia's user avatar
  • 21
2 votes
0 answers
27 views

Reading / Math task for evoking affective states

I plan to measure affective states with bio-sensors. For the affective states I will use engagement, confusion, boredom and frustration. For the bio-sensors I will use ECG and skin conductance. I ...
machinery's user avatar
  • 325
3 votes
1 answer
4k views

Open source software for analyzing Heart Rate Variability (HRV)

Heart rate variability (HRV), the change in the time intervals between adjacent heartbeats, is an emergent property of interdependent regulatory systems that operate on different time scales to adapt ...
Robin Kramer-ten Have's user avatar
9 votes
1 answer
20k views

What is the difference between RR-intervals and NN-intervals in HRV-data?

Heart rate variability (HRV) is often used as a measure of the sympathetic nervous system. One way to quantify HRV is by calculating the Inter-beat interval (IBI), also referred to as the RR-interval. ...
Robin Kramer-ten Have's user avatar