# Questions tagged [biomedical-engineering]

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### Implications of concatenating EEG signals

I am wondering about the mathematical implications of concatenating very small windows from different trials. All of the trials are the same size, and are for the same period of time after a stimuli. ...
103 views

### Logistic regression in LabVIEW

I am using a psychophysical model to calculate the probability (P) of detecting an electrical stimulus to the skin (amplitude = x) over time (t): P(x;\alpha(t),\beta) = \dfrac{1}{1+e^...
24 views

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### Classifying motor imagery using EEG data

I am an undergraduate student who is trying to classify motor imagery from EEG data! I have no experience working with EEG or any neuroscience background, I only have a very basic knowledge of how ...
39 views

### How can the air pressures exiting from a blower be adjusted?

During this covid-19, I was thinking about designing a low cost simple ventilator using a blower. There is a limit of the inspiratory and expiratory pressures, the inspiratory pressure being higher. ...
44 views

### Why aren't artificial gills used together with oxygen tanks for diving?

Artificial gills aren't used for diving, not because they can't extract oxygen out of water, but because they won't provide enough oxygen for someone to breathe (only arround 1% oxygen in water ...
199 views

### Polarity of a relative angle - Knee joint angle

I'm wondering if it's correct to write: $$\alpha = \theta_{lg} - \theta_{th}$$ EDIT: the theta angles are defined positive in counter-clock direcction, instead alpha in clockwise direction. My ...