[EEG] [Cyborg] low budget EEG project

Kelly hurtstotouchfire at gmail.com
Wed Jul 14 13:32:22 PDT 2010


Whoa hang on. Did I say Wed this week? I meant Wed next week.

I think that's when Dan said he would be working.

I forgot that today is in fact, still wednesday.

-K

On Wed, Jul 14, 2010 at 13:29, Josh Bailey <josh at felllight.com> wrote:
>
> Looks like I will miss you guys until Sunday. It is my loss :(. So much
> has happened in the last few months barely remember what EEG means even.
> :(
>
> Hope to see you all Sunday,
>
> On Wed, 14 Jul 2010, Kelly wrote:
>
>> I think that Wed sounds good this week so that we can all get in on
>> the Mindflex hacking experience.
>>
>> I would welcome a more casual get together on Sunday as well, to poke
>> at the embers of Sensebridge and generally check in.
>>
>> Kristin, Thursday nights are occasionally lost to 5mof, but we could
>> potentially take that risk if that's a good day for everyone.
>>
>> -Kelly
>>
>> On Wed, Jul 14, 2010 at 13:22, kristinneidlinger <slimavocado at gmail.com> wrote:
>> > i'll come too!  i want some EEG action.
>> >
>> > i am interesting in keeping sensebridge alive too. it's so sad to see eric
>> > go as he kept the pulse alive.
>> > is there sensebridge intereset out there?  perhaps a different day of the
>> > week to meet?
>> > i throw thursday eve out there.
>> >
>> > best,
>> > kristin
>> >
>> >
>> >
>> > On Tue, Jul 13, 2010 at 2:09 PM, Robert Picone <rpicone at gmail.com> wrote:
>> >>
>> >> On Tue, Jul 13, 2010 at 1:28 PM, Maria Mouk <mariamouk at gmail.com> wrote:
>> >>>
>> >>> itd be my first visit to noisebridge
>> >>> so i can be there on sun
>> >>> just give me a time =D
>> >>>
>> >>> mm
>> >>
>> >> I'm probably going to be hopping in the first-visit boat with you in that
>> >> case, as I'm rather interested in the topic and have been meaning to show up
>> >> at NB for something one of these days anyway.
>> >>
>> >>>
>> >>> >>> > On Tue, Jul 13, 2010 at 11:20 AM, Kelly
>> >>> >>> > <hurtstotouchfire at gmail.com> wrote:
>> >>> >>> >>
>> >>> >>> >> Given the charts in the first link, it should be possible. I'm
>> >>> >>> >> skeptical of their gamma, but the <35Hz data is totally
>> >>> >>> >> reasonable. I
>> >>> >>> >> think that the big win is that it's a fully packaged device
>> >>> >>> >> already,
>> >>> >>> >> with bluetooth/wireless built in. A lot of the hassle with eeg
>> >>> >>> >> comes
>> >>> >>> >> in just tweaking little stuff to get good contact and shield from
>> >>> >>> >> noise. Do you know if the Neurosky electrodes are active? I have
>> >>> >>> >> trouble imagining they could get that data from passive
>> >>> >>> >> electrodes.
>> >>> >>> >> And if they're active, that's a pretty big win, because active
>> >>> >>> >> electrodes are a little bit of a hassle to build. It would
>> >>> >>> >> probably be
>> >>> >>> >> worth trying to hack directly into the connection and get the raw
>> >>> >>> >> data
>> >>> >>> >> if they're active, because then we could harvest readymade active
>> >>> >>> >> electrodes... That sounds nice.
>> >>
>> >> While for the Mindflex technically has Bluetooth-band wireless is built
>> >> in, nobody has yet been able to get much use out of it because by default a
>> >> significant portion of the useful data is filtered out before it is reached.
>> >>  The $200 standalone model does have full serial over Bluetooth built in if
>> >> that's what you mean.
>> >> As for the electrodes, from what I've seen it would seem that they aren't
>> >> active (though what I've seen isn't hugely informative on the subject), but
>> >> the amplification/analysis of the system is entirety done inches away from
>> >> them anyway, so you might get some of the advantages of an active electrode
>> >> system.  If you were talking about the same data I'm thinking of, it seems
>> >> that they may have also been using higher quality electrodes, distinct from
>> >> the ones in their actual consumer products, as a proof-of-concept for their
>> >> dry electrode system.
>> >> _______________________________________________
>> >> Cyborg mailing list
>> >> Cyborg at lists.noisebridge.net
>> >> https://www.noisebridge.net/mailman/listinfo/cyborg
>> >>
>> >
>> >
>> >
>> > --
>> > . . .  .  *
>> >
>>
>>
>
> --
> Josh Bailey (josh at felllight.com)



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