Miguel Nicolelis: Brain-to-brain communication has arrived. How we did it

159,206 views ・ 2015-01-26

TED


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譯者: Yamei Huang 審譯者: YU TING HUANG
00:12
On June 12, 2014, precisely at 3:33
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2014 年 6 月 12 日, 更準確地說是下午3 點 33 分,
00:18
in a balmy winter afternoon in São Paulo, Brazil,
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在巴西聖保羅的一個溫暖冬日午後,
00:23
a typical South American winter afternoon,
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一個典型的南美洲冬天午後,
00:26
this kid, this young man that you see celebrating here
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這個孩子,如你所看到的
00:29
like he had scored a goal,
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像是他射了門般地慶祝的年輕人,
00:31
Juliano Pinto, 29 years old, accomplished a magnificent deed.
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29 歲的朱利亞諾·平托 完成了一個偉大的創舉。
雖然他全身癱瘓
00:38
Despite being paralyzed
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00:40
and not having any sensation from mid-chest to the tip of his toes
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而且從胸部到腳尖都沒有任何知覺。
00:45
as the result of a car crash six years ago that killed his brother
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這是 6 年前的一場車禍造成 同時也奪去他弟弟的生命,
00:49
and produced a complete spinal cord lesion that left Juliano in a wheelchair,
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車禍造成脊椎損傷, 讓朱利亞諾·平托必需依靠輪椅,
00:57
Juliano rose to the occasion, and on this day did something
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朱利亞諾克服萬難,並在這一天,
01:02
that pretty much everybody that saw him in the six years deemed impossible.
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做了一件在這六年內看到他的人 都覺得不可思議的事情。
01:09
Juliano Pinto delivered the opening kick
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朱利亞諾·平托在巴西
01:14
of the 2014 Brazilian World Soccer Cup here
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替 2014 年世界足球盃開球,
01:20
just by thinking.
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僅僅透過他腦中的思考來達成。
01:22
He could not move his body,
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他無法移動他的身體,
01:24
but he could imagine the movements needed to kick a ball.
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但他卻可以想像踢球需要的動作。
01:29
He was an athlete before the lesion. He's a para-athlete right now.
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他在脊椎損傷之前是個運動員, 他現在是個殘障運動員。
01:32
He's going to be in the Paralympic Games, I hope, in a couple years.
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他即將進入殘障奧運會比賽, 我希望能在幾年內達成。
01:36
But what the spinal cord lesion did not rob from Juliano
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脊椎損傷並沒有奪走朱利亞諾
01:40
was his ability to dream.
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實現夢想的能力。
01:43
And dream he did that afternoon, for a stadium of about 75,000 people
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在那個下午他夢想成真, 在容納七萬五千人的體育場內,
01:49
and an audience of close to a billion watching on TV.
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還有在將近十億電視機前的觀眾。
01:54
And that kick crowned, basically, 30 years of basic research
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那關鍵一踢,基本上, 表揚了三十年來
02:00
studying how the brain,
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對於腦部的基礎研究,
02:02
how this amazing universe that we have between our ears
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這個我們兩耳間的神奇宇宙, 是如何運作的研究。
02:06
that is only comparable to universe that we have above our head
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它是唯一能和我們頭頂上 的宇宙媲美的,
02:10
because it has about 100 billion elements
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因為它有大約有千億個元素,
02:13
talking to each other through electrical brainstorms,
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互相透過腦內的電子流溝通著,
02:16
what Juliano accomplished took 30 years to imagine in laboratories
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讓朱利亞諾達成夢想 花了三十年在實驗室的構思,
02:21
and about 15 years to plan.
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和大概十五年的計畫。
02:24
When John Chapin and I, 15 years ago, proposed in a paper
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當約翰·蔡平和我在十五年前 在一篇論文中提出
02:28
that we would build something that we called a brain-machine interface,
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我們應該建造一種叫做 「腦機介面」的東西,
02:33
meaning connecting a brain to devices
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意思是連接頭腦和裝置,
02:36
so that animals and humans could just move these devices,
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讓動物和人類可以移動這些裝置,
02:40
no matter how far they are from their own bodies,
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不論這些裝置離自己的身體有多遠,
02:42
just by imagining what they want to do,
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只要透過思考來達到他們想做的事,
02:44
our colleagues told us that we actually needed professional help,
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我們的同事當時跟我們說 我們需要來自精神醫學
的專業協助。
02:49
of the psychiatry variety.
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02:52
And despite that, a Scot and a Brazilian persevered,
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儘管如此,一個蘇格蘭人 和巴西人的堅持,
02:57
because that's how we were raised in our respective countries,
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因為那是我們在我們的國家 從小所接受的觀念,
03:02
and for 12, 15 years,
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而接下來 12,15 年中,
03:04
we made demonstration after demonstration suggesting that this was possible.
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我們做出一次次的實驗, 證明這是可行的。
03:08
And a brain-machine interface is not rocket science,
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而一個腦機介面並不像是火箭科學,
03:11
it's just brain research.
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它只是個腦部研究。
03:13
It's nothing but using sensors
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它只是利用感測器
03:16
to read the electrical brainstorms that a brain is producing
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讀懂大腦所產生的電子流
03:19
to generate the motor commands
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以下達運動命令
03:21
that have to be downloaded to the spinal cord,
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而這指令需要傳至脊椎。
03:24
so we projected sensors that can read
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所以我們設計了可以同時讀懂
03:26
hundreds and now thousands of these brain cells simultaneously,
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幾百種, 現在是數千種腦細胞的感測器,
03:30
and extract from these electrical signals
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並從電子訊號中知道
03:33
the motor planning that the brain is generating
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大腦正在產生的動作計畫
03:36
to actually make us move into space.
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讓我們移動到對的位置。
03:39
And by doing that, we converted these signals into digital commands
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如此一來, 我們把這些訊息轉換成數字指令,
03:42
that any mechanical, electronic, or even a virtual device can understand
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讓任何機械、電子、 甚至虛擬設備能理解,
03:47
so that the subject can imagine what he, she or it wants to make move,
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使得個體可以想像他或她想做的動作,
03:54
and the device obeys that brain command.
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這個設備就會服從大腦的命令。
03:57
By sensorizing these devices with lots of different types of sensors,
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藉著在這些有很多感測器的設備 加上感知能力,
04:01
as you are going to see in a moment,
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正如你們等一下就會看到的,
04:03
we actually sent messages back to the brain to confirm
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我們事實上是把訊息 傳回給大腦來確認,
04:07
that that voluntary motor will was being enacted, no matter where --
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隨意移動意志會被啟動, 不管在哪裡,
04:11
next to the subject, next door, or across the planet.
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像是在個體旁邊、隔壁、 或是地球的另一端。
04:16
And as this message gave feedback back to the brain,
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而當這個訊息被回饋給大腦時,
04:19
the brain realized its goal: to make us move.
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大腦就會發現他的目標 是要讓我們移動。
04:23
So this is just one experiment that we published a few years ago,
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這是幾年前我們發表的一個實驗,
04:27
where a monkey, without moving its body,
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實驗中一隻猴子 不用透過移動牠的身體
04:29
learned to control the movements of an avatar arm,
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可以控制一個虛擬手臂的動作,
04:33
a virtual arm that doesn't exist.
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這個虛擬手臂並不真的存在。
04:35
What you're listening to is the sound of the brain of this monkey
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你現在聽到的是 這隻猴子大腦所發出的聲音
04:39
as it explores three different visually identical spheres
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在虛擬空間裡 探索三個看起來
04:43
in virtual space.
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04:45
And to get a reward, a drop of orange juice that monkeys love,
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猴子得到的獎賞 是一滴牠喜歡的柳橙汁,
04:49
this animal has to detect, select one of these objects
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這隻動物需要偵查, 透過觸碰
04:52
by touching,
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選取其中一個物體,
04:54
not by seeing it, by touching it,
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不是透過觀看,而是透過觸摸,
04:56
because every time this virtual hand touches one of the objects,
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因為每一次這個虛擬的手 碰到任一個物品時,
04:59
an electrical pulse goes back to the brain of the animal
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一個電脈衝會傳回動物的大腦
05:02
describing the fine texture of the surface of this object,
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描述這個物品的表面材質,
05:06
so the animal can judge what is the correct object that he has to grab,
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所以牠才能判斷哪一個 才是牠要拿的正確物品,
05:10
and if he does that, he gets a reward without moving a muscle.
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如果拿對了, 牠可以不動用肌肉就獲得獎賞。
一個完美的巴西式午餐:
05:16
The perfect Brazilian lunch:
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05:18
not moving a muscle and getting your orange juice.
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不動用肌肉就獲得你的柳橙汁。
05:22
So as we saw this happening,
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當我們看見發生這種事情,
05:25
we actually came and proposed the idea that we had published 15 years ago.
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事實上我們十五年前 就提出這個想法並發表它。
05:29
We reenacted this paper.
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我們重現這篇論文。
05:31
We got it out of the drawers,
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我們把文章從抽屜裡拿出來,
05:33
and we proposed that perhaps we could get a human being that is paralyzed
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然後我們提出, 或許我們可以讓一個癱瘓的人
05:37
to actually use the brain-machine interface to regain mobility.
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實際使用腦機介面來重獲行動能力。
05:42
The idea was that if you suffered --
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這個概念是, 萬一你為此所苦
05:44
and that can happen to any one of us.
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而這可能會發生 在我們任何一個人身上。
05:46
Let me tell you, it's very sudden.
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我跟你們說,世事難料。
05:48
It's a millisecond of a collision,
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只要千分之一秒的撞擊,
05:50
a car accident that transforms your life completely.
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一場車禍就會完全改變你的人生。
05:53
If you have a complete lesion of the spinal cord,
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如果你的脊椎完全損傷,
05:56
you cannot move because your brainstorms cannot reach your muscles.
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你就不能動了,因為你腦中 的電子訊號無法到達你的肌肉。
06:00
However, your brainstorms continue to be generated in your head.
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然而, 電子訊號還是持續在你腦中產生。
06:04
Paraplegic, quadriplegic patients dream about moving every night.
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半身或全身癱瘓的患者 每晚都會夢到他們在移動。
06:08
They have that inside their head.
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在他們腦中有那種移動的感覺。
06:10
The problem is how to get that code out of it
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問題是要如何把這個密碼取出
06:13
and make the movement be created again.
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且讓動作可以再被創造出來。
06:16
So what we proposed was, let's create a new body.
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所以我們提出的想法是, 我們來做個新的身體。
06:19
Let's create a robotic vest.
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我們來做個機械背心。
06:21
And that's exactly why Juliano could kick that ball just by thinking,
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而這正是為什麼朱利亞諾 可以僅透過思考來踢球,
06:26
because he was wearing the first brain-controlled robotic vest
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因為他穿著第一件 大腦控制的機械背心。
06:30
that can be used by paraplegic, quadriplegic patients to move
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這背心可以讓半身或全身癱瘓 的病人移動,
06:34
and to regain feedback.
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並且重獲移動的反饋。
06:35
That was the original idea, 15 years ago.
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這是十五年前的原創想法。
06:38
What I'm going to show you is how 156 people from 25 countries
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我現在要展現給你們的是 來自這美麗地球五大洲
06:44
all over the five continents of this beautiful Earth,
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25 個國家的 156 個人,
06:47
dropped their lives, dropped their patents,
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他們拋下他們的生活, 拋下他們的父母,
06:50
dropped their dogs, wives, kids, school, jobs,
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拋下他們的狗、妻子、孩子、 學校、工作,
06:54
and congregated to come to Brazil for 18 months to actually get this done.
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然後聚集在巴西, 待了十八個月把這個完成。
06:59
Because a couple years after Brazil was awarded the World Cup,
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這是因為巴西 獲得世界杯足球賽主辦權的幾年後,
07:03
we heard that the Brazilian government wanted to do something meaningful
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我們聽說巴西政府想要在開幕典禮上
07:07
in the opening ceremony
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做一些有意義的事,
07:08
in the country that reinvented and perfected soccer
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在這個重建 並完善足球運動的國家裡,
07:12
until we met the Germans, of course.
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當然,那是在我們碰到德國人之前。
07:14
(Laughter)
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(笑聲)
07:16
But that's a different talk,
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但那會是另一個演講,
07:18
and a different neuroscientist needs to talk about that.
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而且要有一個不同的 神經科學家來講這件事。
07:22
But what Brazil wanted to do is to showcase
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不過巴西當時想要做的事是
07:24
a completely different country,
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展現一個完全不同的國家,
07:25
a country that values science and technology,
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一個重視科學與科技的國家,
07:28
and can give a gift to millions, 25 million people around the world
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而且可以送個禮物給世界上二十五萬
07:32
that cannot move any longer because of a spinal cord injury.
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因為脊椎受傷而失去行動能力的人。
07:35
Well, we went to the Brazilian government and to FIFA and proposed,
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我們去巴西政府和國際足協,
07:39
well, let's have the kickoff of the 2014 World Cup
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提議讓一個巴西的半癱瘓者
07:42
be given by a Brazilian paraplegic
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來為 2014 世界盃開球,
07:44
using a brain-controlled exoskeleton that allows him to kick the ball
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使用一個大腦控制的 外骨骼機器人來踢球
07:49
and to feel the contact of the ball.
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並感覺與球的接觸。
07:52
They looked at us, thought that we were completely nuts,
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他們看著我們, 覺得我們簡直是怪胎,
07:54
and said, "Okay, let's try."
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然後說:「好吧,我們來試試看。」
07:57
We had 18 months to do everything from zero, from scratch.
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我們以 18 個月的時間 來做所有的事情,從零、從無開始。
08:01
We had no exoskeleton, we had no patients,
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我們沒有外骨骼機器人,沒有病人,
08:04
we had nothing done.
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我們什麼都沒有。
08:06
These people came all together
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那些人全部聚集在一起,
08:08
and in 18 months, we got eight patients in a routine of training
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然後在 18 個月內, 我們對 8 個病人做日常訓練,
08:12
and basically built from nothing this guy,
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並且基本上是從無開始,這個傢伙,
08:16
that we call Bra-Santos Dumont 1.
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我們稱它為 「巴西-桑托斯杜蒙一號」。
08:21
The first brain-controlled exoskeleton to be built
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世界第一個大腦控制的外骨骼機器人
08:24
was named after the most famous Brazilian scientist ever,
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是以巴西有史以來最有名的科學家,
08:28
Alberto Santos Dumont,
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亞伯托‧桑托斯‧杜蒙來命名,
08:30
who, on October 19, 1901, created and flew himself
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他在 1901 年 10 月 19 日, 駕駛自己所創造的
08:36
the first controlled airship on air in Paris for a million people to see.
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第一架飛行器,在巴黎上空 一百萬人的注視下飛行。
08:43
Sorry, my American friends,
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不好意思,我的美國朋友們,
08:45
I live in North Carolina,
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我住在北卡羅萊納州,
08:47
but it was two years before the Wright Brothers flew
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但萊特兄弟是在二年之後
08:52
on the coast of North Carolina.
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才飛過北卡羅萊納州海岸。
08:54
(Applause)
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(掌聲)
08:57
Flight control is Brazilian. (Laughter)
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飛行管制是巴西人建立的。 (笑聲)
09:02
So we went together with these guys
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所以我們跟這些人一起
09:05
and we basically put this exoskeleton together,
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把這個外骨骼機器人組起來,
09:08
15 degrees of freedom, hydraulic machine
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15 個自由度,液壓控制的機器,
09:11
that can be commanded by brain signals
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由大腦訊號所控制
09:14
recorded by a non-invasive technology called electroencephalography
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被一個非侵入性的科技, 叫腦波儀所記錄下來 。
09:18
that can basically allow the patient to imagine the movements
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這可以讓病人來想像動作,
09:22
and send his commands to the controls, the motors,
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然後傳遞他的指令 到控制系統與運動神經,
09:26
and get it done.
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來把動作完成。
09:27
This exoskeleton was covered with an artificial skin
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這個外骨骼機器人 被一層人造皮膚覆蓋。
09:30
invented by Gordon Cheng, one of my greatest friends, in Munich,
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這是我在慕尼黑最優秀的朋友之一, 戈登‧鄭所發明的。
09:34
to allow sensation from the joints moving and the foot touching the ground
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這個人造皮可以讓關節移動 和腳掌接觸地面的感覺,
09:39
to be delivered back to the patient through a vest, a shirt.
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透過背心或上衣傳回病人身上。
09:43
It is a smart shirt with micro-vibrating elements
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這是一件有微震動元件的智慧衣服,
09:46
that basically delivers the feedback and fools the patient's brain
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衣服傳遞反饋, 給病患的大腦產生假象。
09:51
by creating a sensation that it is not a machine that is carrying him,
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創造一種不是機器在移動人,
09:55
but it is he who is walking again.
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而是人自己走路的感覺。
09:58
So we got this going, and what you'll see here
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所以我們讓這機器人可以運作, 然後你將會看到的是,
10:01
is the first time one of our patients, Bruno, actually walked.
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我們其中一個病人, 布魯諾,第一次行走。
10:06
And he takes a few seconds because we are setting everything,
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他花了幾秒的時間, 因為我們要設定所有東西,
10:08
and you are going to see a blue light cutting in front of the helmet
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接著你會看到頭罩前面有一道藍光,
10:12
because Bruno is going to imagine the movement that needs to be performed,
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因為布魯諾需要想像 移動所需要做的動作,
10:16
the computer is going to analyze it, Bruno is going to certify it,
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電腦會分析這個動作, 布魯諾會確認它,
10:19
and when it is certified,
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當它被確認之後,
10:21
the device starts moving under the command of Bruno's brain.
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這個裝置開始在 布魯諾大腦的命令下移動。
10:24
And he just got it right, and now he starts walking.
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現在他剛站好,然後他開始走。
10:29
After nine years without being able to move,
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在九年不能移動之後,
10:32
he is walking by himself.
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他開始自己走路。
10:34
And more than that --
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而且不只如此
10:36
(Applause) --
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(掌聲)
10:39
more than just walking,
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不只是走路,
10:41
he is feeling the ground,
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他能感受地面,
10:43
and if the speed of the exo goes up,
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當外骨骼機器人的速度變快,
10:45
he tells us that he is walking again on the sand of Santos,
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他告訴我們他像是再一次 走在桑托斯的沙灘上,
10:50
the beach resort where he used to go before he had the accident.
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那是他發生意外之前 習慣去的海灘度假區。
10:54
That's why the brain is creating a new sensation in Bruno's head.
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這是為什麼布魯諾的大腦 會創造出一個全新的感受。
10:57
So he walks, and at the end of the walk -- I am running out of time already --
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他行走,在結束行走的時候 我快沒時間了
11:01
he says, "You know, guys,
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他說:「各位,
11:04
I need to borrow this thing from you when I get married,
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我結婚的時候需要跟你們借這個東西,
11:06
because I wanted to walk to the priest
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因為我想要走到神父面前
11:09
and see my bride and actually be there by myself.
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去看我的新娘, 而且是我本人在場。」
11:13
Of course, he will have it whenever he wants.
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當然,他隨時都可以擁有。
11:16
And this is what we wanted to show during the World Cup, and couldn't,
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這是我們在世界盃 很想展示卻沒有展示的東西,
11:20
because for some mysterious reason, FIFA cut its broadcast in half.
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因為某些神祕的原因, 國際足協把直播給減半了。
11:25
What you are going to see very quickly is Juliano Pinto in the exo doing the kick
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各位即將看到的是 朱里亞諾‧平托穿著外骨骼機器人踢球
11:33
a few minutes before we went to the pitch
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這是在我們調整好後的幾分鐘,
11:35
and did the real thing in front of the entire crowd,
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而且是觀眾面前做這件事,
11:38
and the lights you are going to see just describe the operation.
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你們即將看到藍光描述這個過程。
11:41
Basically, the blue lights pulsating indicate that the exo is ready to go.
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基本上,藍色光閃爍 代表外骨骼機器人已經準備好運作。
11:46
It can receive thoughts and it can deliver feedback,
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它可以接受想法並且傳遞回饋,
11:49
and when Juliano makes the decision to kick the ball,
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而當朱利亞諾做出踢球的決定時,
11:52
you are going to see two streams of green and yellow light
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你們將會看到二道綠光和黃光
11:55
coming from the helmet and going to the legs,
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從頭罩流到腿,
11:58
representing the mental commands that were taken by the exo
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這代表外骨骼機器人 已經接獲指令
12:02
to actually make that happen.
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來讓動作真的產生。
12:04
And in basically 13 seconds,
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在 13 秒內,
12:07
Juliano actually did.
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朱利亞諾就做到了。
12:09
You can see the commands.
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你可以看到那些指令。
12:11
He gets ready, the ball is set, and he kicks.
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他準備好,球放好,然後他踢球。
12:15
And the most amazing thing is,
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最令人訝異的是,
12:17
10 seconds after he did that, and looked at us on the pitch,
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在他做完十秒後, 他看著主控台上的我們,
12:20
he told us, celebrating as you saw,
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他跟我們說, 歡欣鼓舞就像你們看到的樣子,
12:22
"I felt the ball."
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「我感覺到球了。」
12:25
And that's priceless.
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那真是無價。
12:27
(Applause)
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(掌聲)
12:29
So where is this going to go?
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所以這會怎麼發展下去?
12:31
I have two minutes to tell you
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我有兩分鐘可以告訴你們,
12:33
that it's going to the limits of your imagination.
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受限於各位想像力。
12:36
Brain-actuating technology is here.
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腦驅動的科技就在這裡。
12:38
This is the latest: We just published this a year ago,
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這是最近的,我們一年前才發表,
12:41
the first brain-to-brain interface
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第一個腦對腦介面
12:43
that allows two animals to exchange mental messages
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能讓兩隻動物交換心靈訊息。
12:46
so that one animal that sees something coming from the environment
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所以一隻動物 從環境中看到某些東西,
12:50
can send a mental SMS, a torpedo, a neurophysiological torpedo,
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可以傳一個心靈簡訊,一個魚雷, 一個神經生理的魚雷,
12:56
to the second animal,
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給另一隻動物。
12:57
and the second animal performs the act that he needed to perform
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然後第二隻動物 做出牠需要做的反應,
13:01
without ever knowing what the environment was sending as a message,
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甚至不知道環境給了什麼訊息,
13:05
because the message came from the first animal's brain.
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因為訊息 是從第一隻動物的腦傳出來的。
13:09
So this is the first demo.
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所以這是第一個展示,
13:11
I'm going to be very quick because I want to show you the latest.
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我要加快腳步 因為我想要給你們看最新的。
13:15
But what you see here is the first rat getting informed
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你們看到的是第一隻老鼠,
13:21
by a light that is going to show up on the left of the cage
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被籠子左邊出現的光提示
13:24
that he has to press the left cage to basically get a reward.
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要按左邊籠子來獲得獎賞。
13:27
He goes there and does it.
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牠走到那邊然後按下去。
13:29
And the same time, he is sending a mental message
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在這同時,牠傳送一個心靈訊息,
13:31
to the second rat that didn't see any light,
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給沒有看到任何光線的第二隻老鼠,
13:35
and the second rat, in 70 percent of the times
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而第二隻老鼠, 在百分之七十的試驗裡,
13:37
is going to press the left lever and get a reward
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會去按左邊控制桿然後獲得獎賞,
13:41
without ever experiencing the light in the retina.
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牠的視網膜完全沒有感應到光。
13:45
Well, we took this to a little higher limit
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我們加深這個的難度,
13:49
by getting monkeys to collaborate mentally in a brain net,
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讓猴子們在一個大腦網路中合作,
13:54
basically to donate their brain activity
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貢獻牠們的大腦活動,
13:56
and combine them to move the virtual arm that I showed you before,
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然後結合它們來移動 我之前給你們看過的虛擬手臂,
14:00
and what you see here is the first time the two monkeys combine their brains,
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各位在這邊看到的是兩隻猴子 第一次結合牠們的大腦,
14:05
synchronize their brains perfectly to get this virtual arm to move.
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完美地同步牠們的大腦 來使這隻虛擬手臂移動。
14:09
One monkey is controlling the x dimension,
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一隻猴子控制 X 方向,
14:12
the other monkey is controlling the y dimension.
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另外一隻猴子控制 Y 方向。
14:14
But it gets a little more interesting when you get three monkeys in there
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但有三隻猴子的時候, 事情變得更有趣。
14:19
and you ask one monkey to control x and y,
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一隻猴子控制 X 和 Y,
14:22
the other monkey to control y and z,
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另一隻控制 Y 和 Z,
14:25
and the third one to control x and z,
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第三隻控制 X 和 Z,
14:28
and you make them all play the game together,
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讓牠們一起玩這個遊戲,
14:30
moving the arm in 3D into a target to get the famous Brazilian orange juice.
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在虛擬 3D 空間中移動手臂 來獲得有名的巴西柳橙汁。
14:36
And they actually do.
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而牠們真的做到。
14:38
The black dot is the average of all these brains working
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黑點是這三隻猴子的大腦
14:43
in parallel, in real time.
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同時、即時運作的平均值。
14:46
That is the definition of a biological computer,
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這是生物電腦的定義,
14:49
interacting by brain activity and achieving a motor goal.
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透過大腦活動互動 並達到一個動作目標。
14:53
Where is this going?
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這會發展到哪裡?
14:55
We have no idea.
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我們並不知道。
14:58
We're just scientists.
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我們只是科學家。
14:59
(Laughter)
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(笑聲)
15:01
We are paid to be children,
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我們被付錢來當孩子,
15:03
to basically go to the edge and discover what is out there.
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往前邁進並探索外面的世界。
15:07
But one thing I know:
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但有一件事情我知道:
15:09
One day, in a few decades,
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在幾十年內的某天,
15:11
when our grandchildren surf the Net just by thinking,
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當我們的孫子 只要透過「思考」就能上網,
15:15
or a mother donates her eyesight to an autistic kid who cannot see,
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或是一個母親可以把視力分享給 看不見的自閉症孩子,
15:19
or somebody speaks because of a brain-to-brain bypass,
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或是某人透過腦對腦的傳遞說話,
15:22
some of you will remember that it all started on a winter afternoon
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各位之中的某些人 將會想起這是由一個冬天下午,
15:28
in a Brazilian soccer field with an impossible kick.
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在巴西足球場上不可能的一球開始的。
15:32
Thank you.
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謝謝各位。
15:34
(Applause)
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(掌聲)
15:43
Thank you.
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謝謝各位。
15:59
Bruno Giussani: Miguel, thank you for sticking to your time.
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布魯諾‧朱薩尼: 米奎爾,感謝你遵守時間。
16:03
I actually would have given you a couple more minutes,
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老實說我希望可以多給你幾分鐘,
16:05
because there are a couple of points we want to develop, and, of course,
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因為我們想要繼續探究幾個點, 而且,當然,
16:08
clearly it seems that we need connected brains to figure out where this is going.
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很顯然我們需要相連接的大腦 來弄清楚這會發展到哪裡。
16:12
So let's connect all this together.
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所以我們來把這些全部串起來。
16:14
So if I'm understanding correctly,
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如果我理解正確,
16:16
one of the monkeys is actually getting a signal
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一隻猴子實際上獲得訊號,
16:18
and the other monkey is reacting to that signal
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另外二隻猴子對那個訊號做出反應,
16:21
just because the first one is receiving it and transmitting the neurological impulse.
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這是因為第一隻接收到訊號, 然後傳送這個神經脈衝。
16:25
Miguel Nicolelis: No, it's a little different.
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不是,這有一點不一樣。
16:27
No monkey knows of the existence of the other two monkeys.
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沒有猴子知道其他兩隻猴子的存在。
16:30
They are getting a visual feedback in 2D,
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牠們獲得二維的視覺回饋,
16:33
but the task they have to accomplish is 3D.
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但是牠們要完成的任務是在三維空間。
16:36
They have to move an arm in three dimensions.
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牠們要在三維空間中移動一隻手臂,
16:38
But each monkey is only getting the two dimensions on the video screen
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但是每隻猴子只會在螢幕上看到
16:42
that the monkey controls.
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自己控制的兩個維度。
16:44
And to get that thing done,
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而要完成那件事情,
16:47
you need at least two monkeys to synchronize their brains,
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你需要至少兩隻猴子同步牠們的大腦,
16:49
but the ideal is three.
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但是理想上是三隻。
16:51
So what we found out is that when one monkey starts slacking down,
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所以我們發現的是, 當其中一隻猴子開始鬆懈,
16:55
the other two monkeys enhance their performance
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另外兩隻猴子會表現得更好
16:57
to get the guy to come back,
295
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來讓那隻鬆懈的猴子跟上來,
16:59
so this adjusts dynamically,
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所以這會動態調整,
17:02
but the global synchrony remains the same.
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不過整體的同步還是維持一樣。
17:06
Now, if you flip without telling the monkey
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現在,假設你改變 每個大腦要控制的維度,
17:09
the dimensions that each brain has to control,
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而不告訴猴子,
17:11
like this guy is controlling x and y,
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比方說這隻控制 X 跟 Y,
17:13
but he should be controlling now y and z,
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但牠現在要控制 Y 跟 Z,
17:16
instantaneously, that animal's brain forgets about the old dimensions
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這隻動物的大腦立即忘記舊的維度,
17:20
and it starts concentrating on the new dimensions.
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而牠開始專注在新的維度。
17:23
So what I need to say is that no Turing machine,
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所以我必須講的是沒有任何圖靈機,
17:26
no computer can predict what a brain net will do.
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沒有電腦可以預測 一個大腦網路會做什麼。
17:30
So we will absorb technology as part of us.
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我們會把科技變成我們的一部份。
17:33
Technology will never absorb us.
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科技無法吞噬我們。
17:35
It's simply impossible.
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這是不可能的。
17:38
BG: How many times have you tested this?
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布魯諾:你們做了多少次測試?
17:41
And how many times have you succeeded versus failed?
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還有,你們成功和失敗多少次?
17:44
MN: Oh, tens of times.
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米奎爾:噢,幾十次。
17:46
With the three monkeys? Oh, several times.
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三隻猴子的?噢,好幾次。
17:48
I wouldn't be able to talk about this here unless I had done it a few times.
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除非我做了好幾次, 不然我沒有辦法在這邊講這個議題。
17:53
And I forgot to mention, because of time,
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因為時間的關係,我忘記提及,
17:55
that just three weeks ago, a European group
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三週前,有一個歐洲的團隊,
17:59
just demonstrated the first man-to-man brain-to-brain connection.
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剛展示了第一個人腦對人腦的連結。
18:04
BG: And how does that play?
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布魯諾:那表現如何?
18:06
MN: There was one bit of information -- big ideas start in a humble way --
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米奎爾:有一點點消息, 大的點子都從簡單的方式開始
18:10
but basically the brain activity of one subject
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但基本上其中一個受試者的大腦活動
18:17
was transmitted to a second object, all non-invasive technology.
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被傳到另一個受試者上, 全部是非侵入式科技。
18:21
So the first subject got a message, like our rats, a visual message,
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第一個受試者獲得一個訊息, 和我們的老鼠一樣,是視覺訊息,
18:25
and transmitted it to the second subject.
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而後傳給第二個受試者。
18:28
The second subject received a magnetic pulse in the visual cortex,
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第二個受試者的視覺皮層 接受到磁場脈衝,
18:32
or a different pulse, two different pulses.
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或是其它脈衝, 二種不同的脈衝。
18:36
In one pulse, the subject saw something.
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在一個脈衝中, 受試者看到某個東西,
18:38
On the other pulse, he saw something different.
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在另一個脈衝中, 他看到不同的東西,
18:40
And he was able to verbally indicate
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而且他能夠口頭說明
18:42
what was the message the first subject was sending
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第一個受試者透過網際網路
18:45
through the Internet across continents.
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所傳遞的訊息是什麼。
18:48
Moderator: Wow. Okay, that's where we are going.
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主持人:哇。好, 那就是我們未來的方向。
18:51
That's the next TED Talk at the next conference.
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這會是下個會議的 TED 演講。
18:53
Miguel Nicolelis, thank you. MN: Thank you, Bruno. Thank you.
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米奎爾‧尼可雷立斯,謝謝你。 謝謝你,布魯諾。謝謝大家。
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