Search found 3 matches

by Nethanjan
Fri Jan 09, 2015 4:56 pm
Forum: Designer
Topic: How to trigger a stimulus based on alpha?
Replies: 3
Views: 3608

Re: How to trigger a stimulus based on alpha?

Hi Fabien, Thanks so much for the reply. Yeah motor imagery scenario is quite good, I think it will work for me. I have created a working scenario for my case. However i have a small question what is the threshold value i should set? I just can't set any random value right, so how can I justify this...
by Nethanjan
Mon Jan 05, 2015 8:28 pm
Forum: Box and application development
Topic: Signal processing box output
Replies: 0
Views: 2624

Signal processing box output

Hi, I'm a newbie to OpenVibe I'm not sure this is the correct section to put this question. I'm developing a plugin to find the significant wave type within EEG signal chunk. First i'm using a band pass filter then calculating power and calculating percentage of each type. So now I need to output wh...
by Nethanjan
Sun Dec 28, 2014 2:42 pm
Forum: Designer
Topic: How to trigger a stimulus based on alpha?
Replies: 3
Views: 3608

How to trigger a stimulus based on alpha?

Hi I'm newbie to Openvibe. I'm using the Emotiv Epoc device to capture the EEG and i'm trying to identify if there is any alpha waves in the signal. I just need to detect alpha and output a message there is alpha for 'this' time frame. Is there any way to output a message?If this worked can anyone p...