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Boy controls Space Invader with mind

No, I promise, this is not a joke.

A 14 years old epileptic boy managed to play Space Invader using only its mind during a scientific experiment, conducted by senior researchers and engineers of Washington University in St. Louis.

Quote:
Serious Games Source
The experiment, conducted by doctors and researchers at Washington University in St. Louis, involved the placement of a grid directly on top the boy's brain in order to invasively record surface brain activity. Engineers then programmed the classic video game Space Invaders to link to the brain interface system.
(...)
"We observed much quicker reaction times in the boy and he had a higher level of detail of control", commented Leuthardt. "For instance, he wasn't moving just left and right, but just a little bit left, a little bit right."


The researcher doesn't want to jump to any conclusion, citing that this research have some important difference with previous similar researches and that they only tested one boy.

The full report of the research and a video are available here


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A boy used "its" mind? WTF?

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That's amazing! It brings a whole new sense to virtual reality.

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lol, before i read the part about a computer using a grid to read his brainwaves, i thought they meant the kid had psychic powers @_@

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Why does this type of research seem semi illegal... And don't epileptics generally have to advoid games altogether since the flashing of the screen can trigger a seizure.

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While I agree that it would be nice for people to be able to control artificial limbs with their existing brain -- all I can say here is 'eew'.

Invasive techniques like this are scary stuff -- for those of you not aware of what it means (and too lazy to read the article) it means they actually attach stuff to (or within) the surface of your brain. This dude didn't just wear a funny looking hat, they cut his head open and attached the controller grid so that the guys in charge could figure out where in the brain his epilepsy was originating -- hence, I guess the space invader folks jumped on the bandwagon (OMG, we have a guy with essentially a neural interface that no one would ever give us permission to install normally, let's go!)

Either way, the noble goal is well and fine, but I second the query about electrostatic images and epilepsy not being a good mix :S

~Shiny

p.s. Just goes to show 'star trek' medicine is centuries from being here. Cutting heads open to find electronic signals *pfah*

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This it total mad science and I feel it should be outlawed. I can't for the life of me understand why this is considered "ok" when stem cell research which can likely cure many diseases and conditions, is disallowed on the basis of morality... even though there ARE ways to do it without taking lives... But hey, let's cut someones head open and see if he can play video games with no hands. Who cares, because he's an invalid...right??

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I welcome our new cyborg masters.

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Quote:
Original post by Anonymous Poster
This it total mad science and I feel it should be outlawed.

This is total mad science and I WANT ONE TOO!!!

I doubt they did this without the boy's and his parents' permission, and it might lead to great things. Hopefully we will get back on track with the stem cells when the religious right is removed from control of our country. Then we can use that as a foot in the door for even better evil science...

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"performed their research on the boy who had the grids implanted so that neurologists and neurosurgeons can find the area in the brain serving as the focus for an epileptic seizure, with hopes of removing it to avoid future seizures. To do this, the boy and his doctors, Dr Mathew Smyth and Dr John Zempel, had to wait for a seizure."

From that, it would seem that the device was implanted for more acceptable medical reasons and the space invaders test was just something that they did while they had the opportunity. i would agree that such an invasive procedure probably wouldnt be justifyable (or legal?) if they were doing it solely for the video game test hehe.

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"We observed much quicker reaction times in the boy and he had a higher level of detail of control"

Wow, Firefox technology, here we come ... only problem is, I can't think in russian. ;)

... come to think of it ... that would be great for programming, if only it was possible to control an entire keyboard (and use my eyes to direct the cursor).

... that and I don't want a hole in my head ... small downside I know, but its not exactly user friendly installation yet ... unless you happen to be a part time brain surgeon. :)







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A system like this has been developed already a few years ago and is external: http://www.heroicsalmonleap.net/mle/mindbalance/index.html

I don't think they cut the boy open because nowadays most electroencephalographic devices are external thus not requiring to break open the skull of the boy just for research. On my school a few of the bachelor/masters in art & technology were developing a puzzle game with a similair interface but that project hasn't been finished so I can't give any details about it.

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Quote:
Invasive techniques like this are scary stuff -- for those of you not aware of what it means (and too lazy to read the article) it means they actually attach stuff to (or within) the surface of your brain. This dude didn't just wear a funny looking hat, they cut his head open and attached the controller grid so that the guys in charge could figure out where in the brain his epilepsy was originating -- hence, I guess the space invader folks jumped on the bandwagon (OMG, we have a guy with essentially a neural interface that no one would ever give us permission to install normally, let's go!)


Creepy... scarry... yeah sure. But then some might've said the same thing about attaching electrodes to a person's heart to try and control its beating (or however it is that pacemakers work). I have to figure that using Space Invaders as part of the experiment puts the experiment and its results on a level that the boy and non-scientific type people can relate to.


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I'm sure the boy didn't mind doing something besides sitting around waiting for a seizure.

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Similar techniques are used to treat neurological disorders such as Tourette's disorder -- electrodes are implanted into the brain to help monitor and control brain activity. These electrodes can even be controlled by a remote wielded by the patient themself.

Granted this particular application of the technology is more "invasive."

I too fail to see the relevance of the epileptic-factor...

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If I'd already had my skull cut open for some boring science experiment, and someone came up and said, "How about being the first teenager to play a video game directly with your BRAIN?", I wouldn't give it a second thought. Ooooh, yeah.

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Not really new actually. Funny is I saw an experiment the other way around on a rat (much less complex brain). The other way around means you move the joystick and the rat goes right. Military services seemed interested...

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Quote:
Original post by Anonymous Poster
Similar techniques are used to treat neurological disorders such as Tourette's disorder -- electrodes are implanted into the brain to help monitor and control brain activity. These electrodes can even be controlled by a remote wielded by the patient themself.

Granted this particular application of the technology is more "invasive."

I too fail to see the relevance of the epileptic-factor...


They want to understand how its brain work. Hence the experiment (which was supposed to catch the active zones of his brain).

I hate the German keyboard (but you probably don't care...)

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Quote:
Original post by labris
Not really new actually. Funny is I saw an experiment the other way around on a rat (much less complex brain). The other way around means you move the joystick and the rat goes right. Military services seemed interested...


An army of remote controlled rats would be pretty sweet!



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Here's a program that was featured on the BBC on Tuesday. If you've got 50 min’s to spare. Its about AI neural networks and some details on the science involved in this type of experiment. In the program they feature a boy who was injured in a car crash and they are starting to help him speak again using this type of technique.

http://www.bbc.co.uk/bbctwo/programmes/?id=horizon

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I don't see anything miraculous here. They calibrated the game to interface with the boys brain, not the other way around.

We have known for quite some time now that the brain emits electrical signals, and have done this type of experiment many times in the past. There is a non-invasive game where each player wears a little hat, and they sit on either side of a table that has a ball in the middle of it. Each person then tries to relax, and the ball rolls towards the one with more brain activity.

So I ask, what is so special about this case?

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Quote:
Original post by bit64
So I ask, what is so special about this case?


Well, usually, it is the space invaders that control you, so the turnabout is newsworthy.
Dog bites man - not news. Man bites dog - news.

More seriously, you said
Quote:
I don't see anything miraculous here. They calibrated the game to interface with the boys brain, not the other way around.

I think you seriously underestimate the difficulty of such a "calibration".

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Conversely, how easy is it to configure a brain to interface with an external system?? I'd argue that it would be too difficult to be worthwhile -- therefore, a neural interface like this is a big deal-- especially if it leads to amputees being able to mentally control non-biological systems with a degree of accuracy :)

Still, it is easy to draw parallels with previously achieved work...

~Shiny

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Quote:
Original post by bit64
They calibrated the game to interface with the boys brain, not the other way around.

When they calibrate someone's bionic arm to interface with his brain after he loses his arm in an accident or something, it will seem pretty miraculous. There's a lot of potential for this technology.

shmoove

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you dont need to do surgery for such an experiment.
it is enough to scan the brain activity, it can be done outside the head.

but you have to "calibrate" the sensors to the brain activity, because every brain has its own way to tell "go right".

i think it becomes really scary when they do not only read the brain, but inject information into it. (welcome to the matrix...).

or they use brain-damaged people as a data storage...
or to transport secret information...

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