How AI can enhance our memory, work and social lives | Tom Gruber

197,735 views ・ 2017-08-21

TED


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00:12
I'm here to offer you a new way to think about my field,
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artificial intelligence.
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I think the purpose of AI
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is to empower humans with machine intelligence.
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And as machines get smarter,
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we get smarter.
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I call this "humanistic AI" --
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artificial intelligence designed to meet human needs
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by collaborating and augmenting people.
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Now, today I'm happy to see
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that the idea of an intelligent assistant
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is mainstream.
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It's the well-accepted metaphor for the interface between humans and AI.
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And the one I helped create is called Siri.
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You know Siri.
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Siri is the thing that knows your intent
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and helps you do it for you,
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helps you get things done.
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But what you might not know is that we designed Siri
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as humanistic AI,
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to augment people with a conversational interface
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that made it possible for them to use mobile computing,
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regardless of who they were and their abilities.
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Now for most of us,
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the impact of this technology
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is to make things a little bit easier to use.
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But for my friend Daniel,
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the impact of the AI in these systems is a life changer.
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You see, Daniel is a really social guy,
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and he's blind and quadriplegic,
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which makes it hard to use those devices that we all take for granted.
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The last time I was at his house, his brother said,
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"Hang on a second, Daniel's not ready.
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He's on the phone with a woman he met online."
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I'm like, "That's cool, how'd he do it?"
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Well, Daniel uses Siri to manage his own social life --
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his email, text and phone --
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without depending on his caregivers.
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This is kind of interesting, right?
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The irony here is great.
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Here's the man whose relationship with AI
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helps him have relationships with genuine human beings.
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And this is humanistic AI.
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Another example with life-changing consequences
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is diagnosing cancer.
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When a doctor suspects cancer,
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they take a sample and send it to a pathologist,
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who looks at it under a microscope.
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Now, pathologists look at hundreds of slides
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and millions of cells every day.
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So to support this task,
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some researchers made an AI classifier.
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Now, the classifier says, "Is this cancer or is this not cancer?"
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looking at the pictures.
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The classifier was pretty good,
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but not as good as the person,
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who got it right most of the time.
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But when they combine the ability of the machine and the human together,
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accuracy went to 99.5 percent.
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Adding that AI to a partnership eliminated 85 percent of the errors
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that the human pathologist would have made working alone.
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That's a lot of cancer that would have otherwise gone untreated.
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Now, for the curious, it turns out
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that the human was better at rejecting false positives,
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and the machine was better at recognizing those hard-to-spot cases.
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But the lesson here isn't about which agent is better
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at this image-classification task.
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Those things are changing every day.
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The lesson here
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is that by combining the abilities of the human and machine,
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it created a partnership that had superhuman performance.
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And that is humanistic AI.
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Now let's look at another example
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with turbocharging performance.
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This is design.
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Now, let's say you're an engineer.
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You want to design a new frame for a drone.
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You get out your favorite software tools, CAD tools,
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and you enter the form and the materials, and then you analyze performance.
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That gives you one design.
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If you give those same tools to an AI,
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it can generate thousands of designs.
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This video by Autodesk is amazing.
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This is real stuff.
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So this transforms how we do design.
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The human engineer now
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says what the design should achieve,
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and the machine says,
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"Here's the possibilities."
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Now in her job, the engineer's job
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is to pick the one that best meets the goals of the design,
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which she knows as a human better than anyone else,
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using human judgment and expertise.
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In this case, the winning form
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looks kind of like something nature would have designed,
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minus a few million years of evolution
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and all that unnecessary fur.
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Now let's see where this idea of humanistic AI might lead us
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if we follow it into the speculative beyond.
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What's a kind of augmentation that we would all like to have?
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Well, how about cognitive enhancement?
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Instead of asking,
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"How smart can we make our machines?"
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let's ask
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"How smart can our machines make us?"
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I mean, take memory for example.
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Memory is the foundation of human intelligence.
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But human memory is famously flawed.
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We're great at telling stories,
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but not getting the details right.
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And our memories -- they decay over time.
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I mean, like, where did the '60s go, and can I go there, too?
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(Laughter)
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But what if you could have a memory that was as good as computer memory,
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and was about your life?
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What if you could remember every person you ever met,
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how to pronounce their name,
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their family details, their favorite sports,
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the last conversation you had with them?
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If you had this memory all your life,
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you could have the AI look at all the interactions
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you had with people over time
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and help you reflect on the long arc of your relationships.
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What if you could have the AI read everything you've ever read
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and listen to every song you've ever heard?
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From the tiniest clue, it could help you retrieve
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anything you've ever seen or heard before.
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Imagine what that would do for the ability to make new connections
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and form new ideas.
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And what about our bodies?
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What if we could remember the consequences of every food we eat,
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every pill we take,
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every all-nighter we pull?
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We could do our own science on our own data
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about what makes us feel good and stay healthy.
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And imagine how this could revolutionize
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the way we manage allergies and chronic disease.
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I believe that AI will make personal memory enhancement a reality.
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I can't say when or what form factors are involved,
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but I think it's inevitable,
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because the very things that make AI successful today --
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the availability of comprehensive data
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and the ability for machines to make sense of that data --
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can be applied to the data of our lives.
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And those data are here today, available for all of us,
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because we lead digitally mediated lives,
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in mobile and online.
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In my view, a personal memory is a private memory.
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We get to choose what is and is not recalled and retained.
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It's absolutely essential that this be kept very secure.
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Now for most of us,
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the impact of augmented personal memory
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will be a more improved mental gain,
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maybe, hopefully, a bit more social grace.
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But for the millions who suffer from Alzheimer's and dementia,
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the difference that augmented memory could make
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is a difference between a life of isolation
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and a life of dignity and connection.
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We are in the middle of a renaissance in artificial intelligence right now.
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I mean, in just the past few years,
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we're beginning to see solutions to AI problems
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that we have struggled with literally for decades:
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speech understanding, text understanding,
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image understanding.
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We have a choice in how we use this powerful technology.
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We can choose to use AI to automate and compete with us,
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or we can use AI to augment and collaborate with us,
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to overcome our cognitive limitations
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and to help us do what we want to do,
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only better.
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And as we discover new ways to give machines intelligence,
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we can distribute that intelligence
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to all of the AI assistants in the world,
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and therefore to every person, regardless of circumstance.
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And that is why,
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every time a machine gets smarter,
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we get smarter.
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That is an AI worth spreading.
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Thank you.
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(Applause)
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