Here's the chat room we are using: https://gitter.im/numenta/kaggle-eeg
--------- Matt Taylor OS Community Flag-Bearer Numenta On Thu, Oct 23, 2014 at 9:04 AM, Fergal Byrne <[email protected]> wrote: > Hi Nicolas, > > The team from last time already built tools to preprocess the large files, > so it's a matter of updating those to match your work for the hackathon. We > should continue this privately until the competition ends, then we can open > it up - we did this the last time. I've already invited you to the private > repo. > > Regards, > > Fergal Byrne > > > > On Thu, Oct 23, 2014 at 4:56 PM, Nicolas Thiébaud <[email protected]> > wrote: > >> Hello everyone, >> >> I am happy to share my work, I have to put it back online and I will post >> to the kaggle forum today. I was hoping to use nupic to preprocess raw eeg >> data to extract an anomaly signal and then apply classical approaches down >> stream. The computational complexity makes it impractical so I will have to >> preprocess the raw data in some meaningful way before feeding it to the >> HTM. Not quite sure what this would look like and I am happily taking >> suggestions. >> >> Nicolas. >> >> On Thu, Oct 23, 2014 at 7:07 AM, Fergal Byrne < >> [email protected]> wrote: >> >>> Hi Guys, >>> >>> Thanks for posting that Matt, it was really informative, and thanks to >>> Dr Pantera for his kindness and patience with us! >>> >>> I've set up a NuPIC team for the second Kaggle competition, and invited >>> some of the people from the weekend. Anubhav has joined and is transferring >>> over his scripts today. >>> >>> If you'd like to join, please email me at this address with your Kaggle >>> email and github handle (I have a private repo set up again). If Nicolas is >>> agreeable, we could start submitting based on his work in the next day or >>> two.. >>> >>> Regards, >>> >>> Fergal Byrne >>> >>> On Thu, Oct 23, 2014 at 6:42 AM, Anubhav Chaturvedi < >>> [email protected]> wrote: >>> >>>> Hi >>>> >>>> Its great to see that NuPIC community is now involved actively in >>>> pursuing seizure detection and there is sufficient interest. Thank you Matt >>>> for organizing this talk in the Hackathon and hope you all found it >>>> intriguing too. >>>> >>>> I have been studying more on the subject and have also made submission >>>> trying out different techniques. So far I have reached a score of 0.7 but >>>> traditional approaches don't seem to be helping me anymore. Let me know if >>>> someone would like to discus more on this. >>>> >>>> I loved the talk and here are a few things that I found particularly >>>> interesting. >>>> >>>> It is known that artifacts like muscle or eye movement have been known >>>> to mess up the EEG recording and has been a problem with BCI as well. The >>>> fact that 80% of EEG recordings of epilepsy patients is normal was new. I >>>> did not know that and it is interesting to think how we can overcome this >>>> constraint. >>>> >>>> Another thing was the mention of Deep Brain Simulators(DBS). These are >>>> electrodes that are implanted to overcome seizure by providing electrical >>>> impulses. Now when I read about them earlier, there was a skepticism >>>> surrounding their efficiency. Sure they have been shown to be helpful but >>>> to what extent, it cannot be determined. This has mainly been because of >>>> poor seizure detectors. The problem is if you provide the impulse and you >>>> claim that the seizure has stopped because of it, you need to be 100% sure >>>> in the first step itself that a seizure was about to occur. And since the >>>> seizure did not occur, you cannot be sure if it was a false positive or if >>>> it was because of DBS. >>>> >>>> One more thing that I have noticed is that neurologists mainly observer >>>> scalp EEG signals unlike the intracranial signals provided in the >>>> competition. Physicians and surgeon, I have observed, have developed an >>>> intuitive understanding of when seizure has occurred or maybe is about to >>>> occur. This is what they have learned from their years of experience and >>>> the surrounding data like ECG, physical condition, etc. are also helpful. >>>> Because of this they find it very difficult to explain if you ask them just >>>> on the basis of EEG hoe to detect seizures. >>>> Also intracranial is only recorded when the patient is undergoing >>>> surgery and they already have spit open his brain. This has been a bottle >>>> neck because there is only a small duration of recording you can make in >>>> the first place and even fewer duration of seizure clips occur. This is >>>> evident in the competition data. >>>> >>>> *Regards,* >>>> *Anubhav Chaturvedi* >>>> >>>> *Birla Institute of Technology & Science, Pilani* >>>> KK Birla Goa Campus >>>> >>>> On Wed, Oct 22, 2014 at 9:44 AM, Matthew Taylor <[email protected]> >>>> wrote: >>>> >>>>> Hideaki, >>>>> >>>>> You'll probably really enjoy one of the hack demos I'll be publishing >>>>> soon. I won't spoil the surprise, but it involves EEG mind control. ;) >>>>> --------- >>>>> Matt Taylor >>>>> OS Community Flag-Bearer >>>>> Numenta >>>>> >>>>> >>>>> On Tue, Oct 21, 2014 at 8:39 PM, Hideaki Suzuki <[email protected]> >>>>> wrote: >>>>> > Hi Matt, >>>>> > >>>>> > Thank you for sharing the interesting video!! >>>>> > >>>>> > I also watched the hackathon raw, and I was very impressed that many >>>>> people >>>>> > were now interested in reading EEG by HTM. (in addition to those fun >>>>> staff >>>>> > like MindCraft ;-) >>>>> > >>>>> > I recently read the below article and would like to share. This is >>>>> also a >>>>> > good short article about EEG(actually ECG) and remote-controlling a >>>>> robot >>>>> > limb (IEEE spectrum), using the data collected from seizure patients. >>>>> > >>>>> > >>>>> http://online.qmags.com/IEEESM12819043?sessionID=BC9E010ABEF488AB56FC61EE2&cid=1010491&eid=19043#pg39&mode2 >>>>> > >>>>> > Regards, >>>>> > Hideaki Suzuki. >>>>> >>>>> >>>> >>> >>> >>> -- >>> >>> Fergal Byrne, Brenter IT >>> >>> http://inbits.com - Better Living through Thoughtful Technology >>> http://ie.linkedin.com/in/fergbyrne/ - https://github.com/fergalbyrne >>> >>> Founder of Clortex: HTM in Clojure - >>> https://github.com/nupic-community/clortex >>> >>> Author, Real Machine Intelligence with Clortex and NuPIC >>> Read for free or buy the book at https://leanpub.com/realsmartmachines >>> >>> Speaking on Clortex and HTM/CLA at euroClojure Krakow, June 2014: >>> http://euroclojure.com/2014/ >>> and at LambdaJam Chicago, July 2014: http://www.lambdajam.com >>> >>> e:[email protected] t:+353 83 4214179 >>> Join the quest for Machine Intelligence at http://numenta.org >>> Formerly of Adnet [email protected] http://www.adnet.ie >>> >> >> > > > -- > > Fergal Byrne, Brenter IT > > http://inbits.com - Better Living through Thoughtful Technology > http://ie.linkedin.com/in/fergbyrne/ - https://github.com/fergalbyrne > > Founder of Clortex: HTM in Clojure - > https://github.com/nupic-community/clortex > > Author, Real Machine Intelligence with Clortex and NuPIC > Read for free or buy the book at https://leanpub.com/realsmartmachines > > Speaking on Clortex and HTM/CLA at euroClojure Krakow, June 2014: > http://euroclojure.com/2014/ > and at LambdaJam Chicago, July 2014: http://www.lambdajam.com > > e:[email protected] t:+353 83 4214179 > Join the quest for Machine Intelligence at http://numenta.org > Formerly of Adnet [email protected] http://www.adnet.ie >
