Unveiling the genius of multi-touch interface design | Jeff Han

465,541 views ใƒป 2007-01-16

TED


์•„๋ž˜ ์˜๋ฌธ์ž๋ง‰์„ ๋”๋ธ”ํด๋ฆญํ•˜์‹œ๋ฉด ์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค.

๋ฒˆ์—ญ: Joonha Lee ๊ฒ€ํ† : Yangwoo Ko
00:25
I'm really excited to be here today.
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์ €๋Š” ์˜ค๋Š˜ ์ด ์ž๋ฆฌ๊ฐ€ ๋„ˆ๋ฌด ๋„ˆ๋ฌด ํฅ๋ถ„๋ฉ๋‹ˆ๋‹ค.
00:26
I'll show you some stuff that's just ready to come out of the lab,
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์™œ๋ƒํ•˜๋ฉด ๋ฌธ์ž ๊ทธ๋Œ€๋กœ ์—ฐ๊ตฌ์‹ค์—์„œ ๋ง‰ ๋‚˜์˜จ ๊ฒƒ์„ ๋ณด์—ฌ๋“œ๋ฆด ๊ฒƒ์ด๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค.
00:30
literally, and I'm really glad that you guys
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์ฒ˜์Œ์œผ๋กœ ์—ฌ๋Ÿฌ๋ถ„๋“ค๊ป˜ ๋ณด์—ฌ๋“œ๋ฆด ์ˆ˜ ์žˆ์–ด ๋ฌด์ฒ™ ๊ธฐ์˜๊ฒŒ ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค
00:32
are going to be among the first to see it in person,
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์ €๋Š” ์ด ๊ธฐ์ˆ ์ด ์šฐ๋ฆฌ๊ฐ€ ์ปดํ“จํ„ฐ์™€ ๋งŒ๋‚˜๋Š” ๋ฐฉ๋ฒ•์—
00:35
because I really think this is going to really change
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์ง„์ •ํ•œ ๋ณ€ํ™”๋ฅผ ์ผ์œผํ‚ฌ ๊ฒƒ์ด๋ผ๊ณ  ๋ฏฟ๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
00:37
the way we interact with machines from this point on.
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00:40
Now, this is a rear-projected drafting table.
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์—ฌ๊ธฐ ์žˆ๋Š” ๊ฒƒ์€ ํ›„๋ฉดํˆฌ์‚ฌํ˜• ์Šคํฌ๋ฆฐ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ํญ์€ 36์ธ์น˜์ด๊ณ 
00:43
It's about 36 inches wide
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00:44
and it's equipped with a multi-touch sensor.
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๋ฉ€ํ‹ฐํ„ฐ์น˜ ์„ผ์„œ๋ฅผ ์žฅ์ฐฉํ–ˆ์Šต๋‹ˆ๋‹ค.
00:46
Normal touch sensors that you see,
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์ผ๋ฐ˜์ ์ธ ํ„ฐ์น˜ ์„ผ์„œ๋Š” ํ‚ค์˜ค์Šคํฌ๋‚˜ ์–‘๋ฐฉํ–ฅ ํ™”์ดํŠธ๋ณด๋“œ์—์„œ ์‚ฌ์šฉํ•˜๋ฉฐ
00:48
like on a kiosk or interactive whiteboards,
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00:50
can only register one point of contact at a time.
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ํ•œ๋ฒˆ์— ํ•˜๋‚˜์˜ ์ ‘์ด‰๋งŒ์„ ์ธ์‹ํ•  ์ˆ˜ ์žˆ์ง€๋งŒ
00:53
This thing allows you to have multiple points at the same time.
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์ด ์žฅ์น˜๋Š” ํ•œ๋ฒˆ์— ์—ฌ๋Ÿฌ ๊ฐœ์˜ ์ง€์ ์„ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
00:56
They can use both my hands; I can use chording actions;
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์–‘์†์„ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๊ณ  ๋™์‹œ์— ๋ˆŒ๋Ÿฌ์„œ ์ž…๋ ฅํ•  ์ˆ˜๋„ ์žˆ๊ณ ์š”.
01:00
I can just go right up and use all 10 fingers if I wanted to.
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์›ํ•œ๋‹ค๋ฉด 10๊ฐœ์˜ ์†๊ฐ€๋ฝ์„ ๋‹ค ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
01:03
You know, like that.
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์ด๋ ‡๊ฒŒ์š”.
01:04
Now, multi-touch sensing isn't completely new.
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๋ฉ€ํ‹ฐํ„ฐ์น˜์˜ ๊ฐœ๋…์ด ์ƒˆ๋กœ์šด ๊ฒƒ์€ ์•„๋‹™๋‹ˆ๋‹ค.
01:09
People like Bill Buxton have been playing around with it in the '80s.
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๋นŒ ๋ฒ…์Šคํ„ด์€ ์ด๋Ÿฌํ•œ ๊ฐœ๋…์„ 80๋…„๋Œ€์— ์ด๋ฏธ ๊ตฌ์ƒํ–ˆ์Šต๋‹ˆ๋‹ค.
01:12
However, the approach I built here is actually high-resolution,
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ํ•˜์ง€๋งŒ ์ง€๊ธˆ ๋ณด์—ฌ๋“œ๋ฆฌ๋Š” ๊ฒƒ์€ ๋†’์€ ํ•ด์ƒ๋„๋ฅผ ๊ตฌํ˜„ํ•˜๋ฉด์„œ
01:16
low-cost, and probably most importantly, very scalable.
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์‹ธ๊ณ  ์•„๋งˆ ๊ฐ€์žฅ ์ค‘์š”ํ•œ ๊ฒƒ์€ ์œ ์—ฐํ•˜๊ฒŒ ํ™•์žฅํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค.
01:20
So, the technology, you know,
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๊ธฐ์ˆ  ์ž์ฒด๊ฐ€ ํฅ๋ฏธ๋กญ๋‹ค๊ธฐ ๋ณด๋‹ค๋Š”
01:22
isn't the most exciting thing here right now,
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01:24
other than probably its newfound accessibility.
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์ƒˆ๋กœ์šด ์ ‘๊ทผ๋ฒ•์„ ์ฐพ์•˜๋‹ค๋Š” ์ ์ด ์ค‘์š”ํ•ฉ๋‹ˆ๋‹ค.
01:27
What's really interesting here is what you can do with it
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์ •๋ง๋กœ ํฅ๋ฏธ๋กœ์šด ๊ฒƒ์€ ์ด๊ฑธ ๊ฐ€์ง€๊ณ  ๋ญ˜ ํ•  ์ˆ˜ ์žˆ๋Š”์ง€
01:30
and the kind of interfaces you can build on top of it.
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๊ทธ๋ฆฌ๊ณ  ์–ด๋–ค ์ธํ„ฐํŽ˜์ด์Šค๋ฅผ ๋งŒ๋“ค ์ˆ˜ ์žˆ๋Š”์ง€ ์ž…๋‹ˆ๋‹ค. ํ•œ๋ฒˆ ๋ณผ๊นŒ์š”?
01:34
So let's see.
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01:36
So, for instance, we have a lava lamp application here.
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๋จผ์ € ์ด๊ฒƒ์€ ๋ผ๋ฐ” ๋žจํ”„๋ฅผ ๊ตฌํ˜„ํ•œ ํ™”๋ฉด์ž…๋‹ˆ๋‹ค. ์ด๋ ‡๊ฒŒ
01:40
Now, you can see,
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01:42
I can use both of my hands to kind of squeeze and put the blobs together.
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์–‘์†์œผ๋กœ ์งœ๋‚ด๋“ฏ์ด ๋ˆŒ๋Ÿฌ๋ณผ ์ˆ˜ ์žˆ๊ณ  ํ•˜๋‚˜๋กœ ํ•ฉ์น  ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค.
01:45
I can inject heat into the system here,
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์ด๋ ‡๊ฒŒ ํ•ด์„œ ์ฒด์˜จ์„ ๋ถˆ์–ด๋„ฃ์„ ์ˆ˜๋„ ์žˆ๊ณ 
01:48
or I can pull it apart with two of my fingers.
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์†๊ฐ€๋ฝ์œผ๋กœ ์ด๋ ‡๊ฒŒ ๋–ผ์–ด๋‚ผ ์ˆ˜ ๋„ ์žˆ์Šต๋‹ˆ๋‹ค.
01:50
It's completely intuitive; there's no instruction manual.
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๋Œ€๋‹จํžˆ ์ง๊ด€์ ์ด์ฃ . ๊ตณ์ด ์‚ฌ์šฉ์„ค๋ช…์„œ๊ฐ€ ํ•„์š”ํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.
์กฐ์ž‘์„ ์œ„ํ•œ ํ™”๋ฉด๋„ ๋”ฐ๋กœ ํ•„์š” ์—†์Šต๋‹ˆ๋‹ค.
01:53
The interface just kind of disappears.
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01:55
This started out as a screensaver app
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์ด๊ฒƒ์€ ์šฐ๋ฆฌ ์—ฐ๊ตฌ์‹ค์˜ ์ผ๋ฆฌ์•ผ ๋กœ์  ๋ฒ„๊ทธ๊ฐ€
01:56
that one of the Ph.D. students in our lab, Ilya Rosenberg, made.
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๋งŒ๋“  ํ™”๋ฉด ๋ณดํ˜ธ๊ธฐ์—์„œ ์‹œ์ž‘๋˜์—ˆ์Šต๋‹ˆ๋งŒ ์ด๊ฒƒ์ด ์ข€ ๋” ์‹ค์ œ ๋ผ๋ฐ” ๋žจํ”„์™€ ๊ฐ™์€ ๋ชจ์Šต์„ ๋ณด์—ฌ์ฃผ๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
02:00
But I think its true identity comes out here.
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02:05
Now what's great about a multi-touch sensor is that, you know,
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๋ฉ€ํ‹ฐํ„ฐ์น˜ ์„ผ์„œ์—์„œ ๋ฌด์—‡์ด ๊ต‰์žฅํ•œ๊ฐ€ ํ•˜๋ฉด ์ด๋ ‡๊ฒŒ
02:08
I could be doing this with as many fingers here,
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์—ฌ๋Ÿฌ ์†๊ฐ€๋ฝ์„ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์œผ๋ฉฐ
02:10
but of course multi-touch also inherently means multi-user.
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๋ฉ€ํ‹ฐ ํ„ฐ์น˜๋ผ๋Š” ๊ฒƒ์€ ๋‹น์—ฐํžˆ ์—ฌ๋Ÿฌ ๋ช…์ด ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค.
02:13
Chris could be interacting with another part of Lava,
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ํฌ๋ฆฌ์Šค๊ฐ€ ์ด์ชฝ์œผ๋กœ ๋‚˜์™€์„œ ์ €์™€ ํ•จ๊ป˜ ๋ผ๋ฐ”๋žจํ”„์˜ ๋‹ค๋ฅธ ๋ถ€๋ถ„์„ ์กฐ์ž‘ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
02:16
while I play around with it here.
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๋˜ ์ƒˆ๋กœ์šด ์กฐํ˜• ๋„๊ตฌ๋กœ๋„ ์ƒ๊ฐํ•ด๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค
02:18
You can imagine a new kind of sculpting tool,
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02:20
where I'm kind of warming something up, making it malleable,
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์žฌ๋ฃŒ๋ฅผ ๋…น์ด๊ณ  ๋ชจ์–‘์„ ๋งŒ๋“ค๊ณ 
02:23
and then letting it cool down and solidifying in a certain state.
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์ด๋ ‡๊ฒŒ ์‹ํ˜€์„œ ๋ชจ์–‘์„ ๋งŒ๋“œ๋Š” ๊ฒƒ์ด์ฃ .
02:30
Google should have something like this in their lobby.
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๊ตฌ๊ธ€์—์„œ ๋กœ๋น„์— ๊ฐ€์ ธ๋‹ค ๋†“๊ณ  ์‹ถ์–ดํ• ์ง€๋„ ๋ชจ๋ฅด๊ฒ ๋„ค์š”. (์›ƒ์Œ)
02:33
(Laughter)
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02:39
I'll show you a little more of a concrete example here,
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์ด๋ฒˆ์—๋Š” ์ข€ ๋” ๊ตฌ์ฒด์ ์ธ ์˜ˆ์ œ๋ฅผ ๋ณด์—ฌ๋“œ๋ฆฌ๊ฒ ์Šต๋‹ˆ๋‹ค. ํ™”๋ฉด์„ ๋ถˆ๋Ÿฌ์˜ค๊ณ  ์žˆ๋„ค์š”.
02:42
as this thing loads.
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02:44
This is a photographer's light-box application.
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์ด๋ฒˆ์—๋Š” ์‚ฌ์ง„์ž‘๊ฐ€์˜ ๊ฐค๋Ÿฌ๋ฆฌ ํ™”๋ฉด์ž…๋‹ˆ๋‹ค.
02:46
Again, I can use both of my hands to interact and move photos around.
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์—ญ์‹œ ์–‘์†์„ ์‚ฌ์šฉํ•ด ์‚ฌ์ง„์„ ์ด๋ฆฌ์ €๋ฆฌ ์˜ฎ๊ฒจ๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
02:50
But what's even cooler is that if I have two fingers,
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ํ•˜์ง€๋งŒ ๋” ๊ต‰์žฅํ•œ ๊ฒƒ์€ ์ด๋ ‡๊ฒŒ ์–‘์†๊ฐ€๋ฝ์œผ๋กœ
02:54
I can actually grab a photo and then stretch it out like that really easily.
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์‚ฌ์ง„์„ ์žก์•„ ํฌ๊ฒŒ ํ™•๋Œ€ํ•ด์„œ ๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ •๋ง ๊ฐ„๋‹จํ•˜์ฃ .
02:58
I can pan, zoom and rotate it effortlessly.
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์‚ฌ์ง„์„ ์˜ฎ๊ฒจ๋†“๊ณ  ํ™•๋Œ€ํ•˜๊ณ  ๋ฐฉํ–ฅ์„ ๋ฐ”๊พธ๋Š” ๊ฒƒ์„ ์•„์ฃผ ์‰ฝ๊ฒŒ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
03:02
I can do that grossly with both of my hands,
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์ด๋Ÿฌํ•œ ๊ฒƒ๋“ค์„ ๋ชจ๋‘ ๋‘ ์†์„ ๋‹ค ์‚ฌ์šฉํ•ด๋„ ๋˜๊ณ 
03:04
or I can do it just with two fingers on each of my hands together.
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์–‘์†์—์„œ ์†๊ฐ€๋ฝ ๋‘๊ฐœ์”ฉ์œผ๋กœ๋„ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
03:07
If I grab the canvas, I can do the same thing -- stretch it out.
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๋งˆ์ฐฌ๊ฐ€์ง€๋กœ ํ™”๋ฉด์„ ์žก์•„์„œ ๋Š˜๋ ค๋ณผ ์ˆ˜ ๋„ ์žˆ์ง€์š”.
03:10
I can do it simultaneously, holding this down,
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์ด๊ฒƒ์„ ๋™์‹œ์— ํ•ด๋ณผ ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค. ์ด๋ ‡๊ฒŒ ํ™”๋ฉด์„ ๋ถ™๋“ค๊ณ 
03:12
and gripping on another one, stretching this out.
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๋‹ค๋ฅธ ํ•˜๋‚˜๋ฅผ ๋ฐ–์œผ๋กœ ์˜ฎ๊ฒจ๋†“๊ณ  ์ด๋ ‡๊ฒŒ ๋Š˜๋ ค๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
03:15
Again, the interface just disappears here.
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์—ญ์‹œ ์กฐ์ž‘์„ ์œ„ํ•œ ๋ณ„๋„์˜ ํ™”๋ฉด์ด๋‚˜
03:17
There's no manual.
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์‚ฌ์šฉ์„ค๋ช…์„œ๋Š” ํ•„์š” ์—†์Šต๋‹ˆ๋‹ค. ์ƒ๊ฐ๋Œ€๋กœ ๋˜๋Š” ๊ฑฐ์ฃ .
03:18
This is exactly what you expect,
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03:20
especially if you haven't interacted with a computer before.
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์ปดํ“จํ„ฐ์— ์ต์ˆ™ํ•˜์ง€ ์•Š์€ ์‚ฌ๋žŒ์—๊ฒŒ ํŠนํžˆ ๊ทธ๋ ‡์Šต๋‹ˆ๋‹ค.
03:24
Now, when you have initiatives like the $100 laptop,
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์—ฌ๋Ÿฌ๋ถ„ ์ค‘์— 100๋‹ฌ๋Ÿฌ ๋žฉํƒ‘ ํ”„๋กœ์ ํŠธ๋ฅผ ์ฃผ๋„ํ•˜๊ณ  ์žˆ๋Š” ๋ถ„์ด ๊ณ„์‹œ๋‹ค๋ฉด
03:26
I kind of cringe at the idea
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์ €๋Š” ์ƒˆ๋กœ์šด ์„ธ๋Œ€์˜ ์•„์ด๋“ค์—๊ฒŒ ๋งˆ์šฐ์Šค์™€ ์œˆ๋„์šฐ ์ธํ„ฐํŽ˜์ด์Šค๋ฅผ
03:28
of introducing a whole new generation to computing
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๋ฌผ๋ ค์ฃผ๋Š” ๊ฒƒ์€ ์ข‹์€ ์ƒ๊ฐ์ด ์•„๋‹ˆ๋ผ๊ณ  ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค.
03:30
with this standard mouse-and-windows-pointer interface.
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03:33
This is something that I think is really the way
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์ €๋Š” ์ด ๋ฐฉ์‹์ด ์ด์ œ ์‚ฌ๋žŒ์ด ๊ธฐ๊ณ„์™€ ๋งŒ๋‚˜๋Š”
03:36
we should be interacting with machines from now on.
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์ง„์ •ํ•œ ๋ฐฉ๋ฒ•์ด ๋˜์–ด์•ผ ํ•œ๋‹ค๊ณ  ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค. (๋ฐ•์ˆ˜)
03:39
(Applause)
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03:46
Now, of course, I can bring up a keyboard.
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์ด๋ฒˆ์—๋Š” ํ‚ค๋ณด๋“œ๋ฅผ ๋ถˆ๋Ÿฌ์˜ต๋‹ˆ๋‹ค.
03:48
(Laughter)
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03:53
And I can bring that around, put that up there.
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์ด๋ ‡๊ฒŒ ๊ธ€์ž๋ฅผ ๋–ผ๋‚ด์–ด ์ด์ชฝ์œผ๋กœ ๋ณด๋ƒ…๋‹ˆ๋‹ค.
03:56
Obviously, this is a standard keyboard,
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์ด๊ฑด ๋ถ„๋ช…ํžˆ ๊ธฐ์กด ํ‚ค๋ณด๋“œ์™€ ๋™์ผํ•œ ์—ญํ• ์„ ํ•ฉ๋‹ˆ๋‹ค.
03:58
but of course I can rescale it to make it work well for my hands.
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ํ•˜์ง€๋งŒ ์ œ ์†์— ๋”ฑ ๋งž๊ฒŒ ํฌ๊ธฐ๋ฅผ ์กฐ์ ˆํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
04:01
That's really important, because there's no reason in this day and age
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์ง„์งœ ์ค‘์š”ํ•œ ์ ์€ ์ด์ œ๋Š” ๋ฌผ๋ฆฌ์ ์ธ ์žฅ์น˜์—
04:04
that we should be conforming to a physical device.
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์šฐ๋ฆฌ๊ฐ€ ๋งž์ถœ ํ•„์š”๊ฐ€ ์—†๋‹ค๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค.
04:06
That leads to bad things, like RSI.
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์˜ˆ์ „์˜ ์žฅ์น˜๋Š” RSI(๋ฐ˜๋ณต์‚ฌ์šฉ๊ธด์žฅ์„ฑ์†์ƒ์ฆํ›„๊ตฐ)์™€ ๊ฐ™์€ ๋‚˜์œ ๊ฒฐ๊ณผ๋ฅผ ๊ฐ€์ ธ์˜ค๊ธฐ๋„ ํ•ฉ๋‹ˆ๋‹ค.
04:08
We have so much technology nowadays
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์ ์  ๋” ๋งŽ์€ ๊ธฐ์ˆ ์ด ๋‚˜ํƒ€๋‚˜์„œ
04:11
that these interfaces should start conforming to us.
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์ธํ„ฐํŽ˜์ด์Šค๊ฐ€ ์šฐ๋ฆฌ์—๊ฒŒ ๋งž์ถ”๊ฒŒ ๋  ๊ฒƒ์ž…๋‹ˆ๋‹ค.
04:15
There's so little applied now to actually improving
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์ง€๊ธˆ์€ ์ ์šฉ๋˜๋Š” ๋ถ„์•ผ๊ฐ€ ๊ฑฐ์˜ ์—†์ง€๋งŒ ์•ž์œผ๋กœ๋Š”
04:19
the way we interact with interfaces from this point on.
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์ธํ„ฐํŽ˜์ด์Šค๋ฅผ ๋‹ค๋ฃจ๋Š” ๋ฐฉ๋ฒ•์ด ๋ณ€ํ•  ๊ฒƒ์ž…๋‹ˆ๋‹ค.
04:22
This keyboard is probably actually the really wrong direction to go.
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์ด๋Ÿฌํ•œ ํ‚ค๋ณด๋“œ๊ฐ€ ์šฐ๋ฆฌ์˜ ๋ฏธ๋ž˜๋Š” ์•„๋‹ˆ๋ผ๋Š” ๊ฒƒ์ด์ง€์š”.
04:25
You can imagine, in the future, as we develop this kind of technology,
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ํ‚ค๋ณด๋“œ๊ฐ€ ์†์ด ๊ฐ€๋Š” ๋Œ€๋กœ ์•Œ์•„์„œ ์›€์ง์—ฌ์ฃผ๋ฉฐ
04:28
a keyboard that kind of automatically drifts as your hand moves away,
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์–ด๋–ค ๊ธ€์ž๋ฅผ ์ž…๋ ฅํ•˜๋ ค๊ณ  ํ•˜๋Š”์ง€ ์ •๋ง ๋˜‘๋˜‘ํ•˜๊ฒŒ
04:32
and really intelligently anticipates which key you're trying to stroke.
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๋ฏธ๋ฆฌ ์˜ˆ์ธกํ•˜๋Š” ์ด๋Ÿฐ ๊ธฐ์ˆ ์„ ๊ฐœ๋ฐœํ•˜๋Š” ๋ฏธ๋ž˜๋ฅผ ์ƒ์ƒํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
04:36
So -- again, isn't this great?
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๋‹ค์‹œ ํ•œ๋ฒˆ ๋ณผ๊นŒ์š”. ๋ฉ‹์ง€์ง€ ์•Š๋‚˜์š”?
04:40
(Laughter)
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๊ด€์ค‘ : ์–ด๋Š ์—ฐ๊ตฌ์†Œ์— ์žˆ๋‚˜์š”?
04:42
Audience: Where's your lab?
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04:43
Jeff Han: I'm a research scientist at NYU in New York.
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์ œํ”„ ํ•œ : ์ €๋Š” ๋‰ด์š•๋Œ€ ์—ฐ๊ตฌ๊ต์ˆ˜๋กœ ์žˆ์Šต๋‹ˆ๋‹ค.
04:50
Here's an example of another kind of app. I can make these little fuzz balls.
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๋‹ค๋ฅธ ์‘์šฉ์„ ๋ณผ๊นŒ์š”. ์ด๋ ‡๊ฒŒ ์ž‘์€ ๋ญ‰์น˜๋ฅผ ๋งŒ๋“ค ์ˆ˜ ์žˆ๊ณ ์š”.
04:54
It'll remember the strokes I'm making.
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๊ฐ ๋ญ‰์น˜๋Š” ๋ฐฉํ–ฅ์„ ๊ธฐ์–ตํ•ฉ๋‹ˆ๋‹ค. ๋ฌผ๋ก  ์ด๋ ‡๊ฒŒ ์–‘์†์œผ๋กœ๋„ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
04:56
Of course I can do it with all my hands.
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04:58
It's pressure-sensitive.
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๋ณด์‹œ๋Š” ๊ฒƒ์ฒ˜๋Ÿผ ๋ˆ„๋ฅด๋Š” ๊ฒƒ์„ ๊ฐ์ง€ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
05:00
What's neat about that is,
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์ด ๊ธฐ์ˆ ์˜ ๊น”๋”ํ•œ ์ ์€ ์—ญ์‹œ ์–‘์†๊ฐ€๋ฝ์˜ ์›€์ง์ž„๋งŒ์œผ๋กœ ์ •๋ง ๋น ๋ฅด๊ฒŒ ํ™”๋ฉด์„
05:02
I showed that two-finger gesture that zooms in really quickly.
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ํ™•๋Œ€ํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ๊ฑฐ์ฃ . ์†๋ฐ”๋‹ฅ ๋„๊ตฌ๋‚˜ ๋‹๋ณด๊ธฐ ๋„๊ตฌ๋กœ
05:05
Because you don't have to switch to a hand tool
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05:07
or the magnifying glass tool,
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์ผ๋ถ€๋Ÿฌ ์ „ํ™˜ํ•  ํ•„์š”๊ฐ€ ์—†๊ธฐ ๋•Œ๋ฌธ์ด์ฃ .
๋™์‹œ์— ์„œ๋กœ ๋‹ค๋ฅธ ํฌ๊ธฐ๋กœ ๋งŒ๋“ค์–ด ๋‚ผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
05:09
you can just continuously make things
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05:11
in real multiple scales, all at the same time.
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05:14
I can create big things out here,
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์—ฌ๊ธฐ์— ํฌ๊ฒŒ ๋ช‡ ๊ฐœ๋ฅผ ๋งŒ๋“ค๊ณ  ๋‹ค์‹œ ์ฒ˜์Œ ์‹œ์ž‘ํ–ˆ๋˜ ์œ„์น˜๋กœ
05:16
but I can go back and really quickly go back
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05:18
to where I started, and make even smaller things here.
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๋Œ์•„์™€์„œ ์ž‘์€ ๊ฒƒ์„ ๋งŒ๋“ค ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
05:22
This is going to be really important
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์ด๋Ÿฌํ•œ ๊ฒƒ์€ ๋ฐ์ดํ„ฐ ์‹œ๊ฐํ™”์—์„œ ๋ฌด์ฒ™ ์ค‘์š”ํ•œ ๋ถ€๋ถ„์ž…๋‹ˆ๋‹ค.
05:24
as we start getting to things like data visualization.
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์˜ˆ๋ฅผ ๋“ค์–ด ์กฐ๊ธˆ ์ „์— ํ•œ์Šค ๋กœ์Šฌ๋ง์˜ ์ด์•ผ๊ธฐ๋ฅผ ๋ชจ๋‘ ํฅ๋ฏธ๋กญ๊ฒŒ ๋“ค์œผ์…จ์„ ๊ฒ๋‹ˆ๋‹ค.
05:27
For instance, I think we all enjoyed Hans Rosling's talk,
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05:29
and he really emphasized the fact I've been thinking about for a long time:
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์ €๋„ ์˜ค๋žซ๋™์•ˆ ๊ฐ™์€ ๊ฒƒ์„ ์ƒ๊ฐํ–ˆ์—ˆ๋Š”๋ฐ ์ž˜ ์ •๋ฆฌํ•ด์ฃผ์…จ์Šต๋‹ˆ๋‹ค.
05:33
We have all this great data,
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์šฐ๋ฆฌ๋Š” ๋ฐฉ๋Œ€ํ•œ ๋ฐ์ดํ„ฐ๋ฅผ ๊ฐ€์ง€๊ณ  ์žˆ์œผ๋ฉด์„œ๋„ ์ด๋Ÿฐ ์ €๋Ÿฐ ์ด์œ ๋กœ ๊ทธ๋ƒฅ ๋ฐฉ์น˜ํ•ด๋†“์•˜์Šต๋‹ˆ๋‹ค.
05:34
but for some reason, it's just sitting there.
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05:36
We're not accessing it.
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๊ฑฐ์˜ ์ œ๋Œ€๋กœ ํ™œ์šฉ์„ ๋ชปํ–ˆ๋˜ ๊ฑฐ์ฃ . ์ œ๊ฐ€ ์ƒ๊ฐํ•˜๊ธฐ์— ์ด๋Ÿฐ ๋ฌธ์ œ์˜ ์›์ธ ์ค‘ ํ•˜๋‚˜๋Š”
05:38
And one of the reasons why I think that is
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05:41
will be helped by things like graphics and visualization and inference tools,
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์‹œ๊ฐํ™”๋ฅผ ํ†ตํ•ด ์ถ”๋ก ํ•  ์ˆ˜ ์žˆ๋Š” ๋„๊ตฌ๋“ค์˜ ๋„์›€์ด ํ•„์š”ํ–ˆ๋˜ ๊ฒƒ์ž…๋‹ˆ๋‹ค.
05:46
but I also think a big part of it
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์—ฌ๊ธฐ์„œ ์ค‘์š”ํ•œ ๋ถ€๋ถ„์€ ๋” ์ข‹์€ ์ธํ„ฐํŽ˜์ด์Šค๋ฅผ ์‚ฌ์šฉํ•จ์œผ๋กœ์จ
05:48
is going to be having better interfaces,
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05:50
to be able to drill down into this kind of data,
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์ „์ฒด์ ์ธ ๊ทธ๋ฆผ์„ ๊ณ ๋ คํ•˜๋ฉด์„œ ์ƒ์„ธํ•œ ๋ฐ์ดํ„ฐ์— ๋‹จ๊ณ„์ ์œผ๋กœ ์ ‘๊ทผํ•˜๋Š” ๊ฒƒ์ด๋ผ๊ณ  ๋ด…๋‹ˆ๋‹ค.
05:52
while still thinking about the big picture here.
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05:55
Let me show you another app here. This is called WorldWind.
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๋‹ค์Œ ํ™”๋ฉด์„ ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค. ์ด๋ฒˆ์—๋Š” ์›”๋“œ์œˆ๋“œ๋ผ๊ณ  ๋ถˆ๋ฆฌ๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค.
05:58
It's done by NASA.
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NASA์—์„œ ๋งŒ๋“ค์—ˆ๊ณ ์š”. ๊ตฌ๊ธ€ ์–ด์Šค์—์„œ ๋ณด์•˜๋˜ ๊ฒƒ๊ณผ ๊ฐ™์€ ์ข…๋ฅ˜์ž…๋‹ˆ๋‹ค
05:59
We've all seen Google Earth;
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06:02
this is an open-source version of that.
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์ด๊ฒƒ์€ ์˜คํ”ˆ์†Œ์Šค๋กœ ์ œ๊ณต๋ฉ๋‹ˆ๋‹ค. NASA์—์„œ ์˜ค๋žœ๊ธฐ๊ฐ„๋™์•ˆ
06:04
There are plug-ins to be able to load in different data sets
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์ˆ˜์ง‘ํ•œ ๋‹ค์–‘ํ•œ ๋ฐ์ดํ„ฐ๋ฅผ ํ™œ์šฉํ•  ์ˆ˜ ์žˆ๋Š” ํ”Œ๋Ÿฌ๊ทธ์ธ๋„ ์žˆ์Šต๋‹ˆ๋‹ค.
06:08
that NASA's collected over the years.
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06:09
As you can see, I can use the same two-fingered gestures
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ํ™”๋ฉด์—์„œ ๋ณด๋“ฏ์ด ์–‘์†๊ฐ€๋ฝ์œผ๋กœ ์ง€๋„๋ฅผ ๋ถ€๋“œ๋Ÿฝ๊ฒŒ
ํ™•๋Œ€ํ•˜๊ณ  ๋‹ค์‹œ ์ถ•์†Œํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์—ญ์‹œ ์กฐ์ž‘์„ ์œ„ํ•œ ํ™”๋ฉด์€ ํ•„์š”ํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.
06:12
to go down and go in really seamlessly.
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06:14
There's no interface, again.
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06:16
It really allows anybody to kind of go in --
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์ด๋Ÿฐ ๊ฒƒ์„ ์ฒ˜์Œ ๋‹ค๋ฃจ๋Š” ์‚ฌ๋žŒ๋“ค๋„ ์‰ฝ๊ฒŒ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
06:19
and it just does what you'd expect, you know?
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๋‹ค์‹œ ํ•œ๋ฒˆ ๋ง์”€ ๋“œ๋ฆฌ์ง€๋งŒ ์กฐ์ž‘์„ ์œ„ํ•œ ์ธํ„ฐํŽ˜์ด์Šค ์ž์ฒด๊ฐ€ ํ•„์š” ์—†์Šต๋‹ˆ๋‹ค. ๊ทธ๋ƒฅ ๋ณด์ด๋Š” ๋Œ€๋กœ ์‚ฌ์šฉํ•˜๋ฉด ๋ฉ๋‹ˆ๋‹ค.
06:22
Again, there's just no interface here. The interface just disappears.
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06:28
I can switch to different data views.
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๋‹ค๋ฅธ ๋ฐ์ดํ„ฐ๋กœ ์ „ํ™˜ํ•  ์ˆ˜ ๋„ ์žˆ์Šต๋‹ˆ๋‹ค. ๊ต‰์žฅํžˆ ๋ฉ‹์ง„ ๊ธฐ๋Šฅ์ด์ง€์š”.
06:29
That's what's neat about this app here.
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06:32
NASA's really cool.
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๊ทธ๋ ‡์ฃ . NASA๋Š” ์ •๋ง ๊ต‰์žฅํ•œ ์ผ์„ ํ•˜๋Š” ๊ฒƒ ๊ฐ™์Šต๋‹ˆ๋‹ค. ์ด๋ ‡๊ฒŒ ์ดˆ๋ถ„๊ด‘์˜์ƒ์„
06:33
These hyper-spectral images are false-colored so you can --
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๊ฐ€์ง€๊ณ  ์ƒ‰์„ ๋ถ„๋ฆฌํ•˜๊ณ  ๋‚˜๋ฉด ์‹๋ฌผ์˜ ๋ถ„ํฌ๋ฅผ ํŒŒ์•…ํ•˜๋Š” ๋ฐ์—๋„ ์‚ฌ์šฉํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์ž ๊ทธ๋ฆฌ๊ณ  ๋‹ค์‹œ ๋Œ์•„๊ฐ€์„œ์š”.
06:36
it's really good for determining vegetative use.
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06:40
Well, let's go back to this.
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๊ทธ๋ฆฌ๊ณ  ์ด ์ง€๋„๋ฅผ ๋ณด์—ฌ์ฃผ๋Š” ํ™”๋ฉด์—์„œ
06:45
The great thing about mapping applications --
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์ •๋ง ๋ฉ‹์ง„ ๊ฒƒ์€ 2D๊ฐ€ ์•„๋‹ˆ๋ผ 3D๋ผ๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๋ฉ€ํ‹ฐํฌ์ธํŠธ ์ธํ„ฐํŽ˜์ด์Šค์—์„œ
06:47
it's not really 2D, it's 3D.
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06:49
So, again, with a multi-point interface, you can do a gesture like this --
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์ด๋ ‡๊ฒŒ ์›€์ง์—ฌ์ฃผ๋ฉด ์ด์™€ ๊ฐ™์ด ํ™”๋ฉด์„ ๋Œ๋ ค๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
06:52
so you can be able to tilt around like that --
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06:56
(Surprised laughter)
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์ด๊ฑด ๋‹จ์ˆœํ•˜๊ฒŒ ํ‰๋ฉด์ ์ธ ํ™”๋ฉด์—์„œ ์›€์ง์—ฌ๋ณด๊ฑฐ๋‚˜ ๋ชจ์…˜์œผ๋กœ ์ฒ˜๋ฆฌ๋œ ๊ธฐ๋Šฅ์ด ์•„๋‹™๋‹ˆ๋‹ค.
06:57
It's not just simply relegated to a kind of 2D panning and motion.
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07:01
This gesture is just putting two fingers down --
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์ด๊ฒƒ์€ ์šฐ๋ฆฌ๊ฐ€ ๋งŒ๋“  ์ œ์Šค์ฒ˜์ธ๋ฐ์š”. ์–‘ ์†๊ฐ€๋ฝ์„ ์˜ฌ๋ ค๋†“์œผ๋ฉด
07:03
it's defining an axis of tilt -- and I can tilt up and down that way.
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ํ™”๋ฉด์„ ๋Œ๋ ค๋ณด๊ธฐ ์œ„ํ•œ ์ค‘์‹ฌ์ถ•์ด ๋ฉ๋‹ˆ๋‹ค. ์ด๋ ‡๊ฒŒ ์œ„, ์•„๋ž˜๋กœ ๊ธฐ์šธ์—ฌ๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
07:07
We just came up with that on the spot,
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๋ณด์‹œ๋‹ค์‹œํ”ผ ์ฆ‰์„์—์„œ ๋งŒ๋“ค์–ด ๋ณธ ๊ฒƒ์ž…๋‹ˆ๋‹ค.
07:09
it's probably not the right thing to do,
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์ด๋Ÿฐ ์กฐ์ž‘๋งŒ ๋งž๋Š”๋‹ค๊ณ  ํ•  ์ˆ˜๋Š” ์—†์ง€๋งŒ
07:11
but there's such interesting things you can do with this interface.
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์ด๋Ÿฐ ์ธํ„ฐํŽ˜์ด์Šค๋ฅผ ์‚ฌ์šฉํ•ด ์ข€ ๋” ๊ด€์‹ฌ ์žˆ๋Š” ์ผ์„ ํ•ด๋ณผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
07:16
It's just so much fun playing around with it, too.
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๊ทธ๋ƒฅ ์ด๋ ‡๊ฒŒ ์žฌ๋ฏธ์žˆ๊ฒŒ ๋†€ ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค. (์›ƒ์Œ)
07:18
(Laughter)
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07:20
And so the last thing I want to show you is --
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๊ทธ๋ฆฌ๊ณ  ๋งˆ์ง€๋ง‰์œผ๋กœ ๋“œ๋ฆฌ๊ณ  ์‹ถ์€ ๋ง์”€์€
07:23
I'm sure we can all think of a lot of entertainment apps
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์ด๊ฒƒ์„ ํ†ตํ•ด ์˜ค๋ฝ ๋ถ„์•ผ์—์„œ
07:25
that you can do with this thing.
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๋งŽ์€ ์•„์ด๋””์–ด๋ฅผ ๋‚ผ ์ˆ˜ ์žˆ์„ ๊ฒƒ ์ด๋ผ๋Š” ์ ์ž…๋‹ˆ๋‹ค.
07:27
I'm more interested in the creative applications we can do with this.
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์ €๋Š” ์ด ๊ธฐ์ˆ ์„ ์ฐฝ์˜์ ์œผ๋กœ ์‘์šฉ ํ•˜๋Š”๋ฐ ๊ด€์‹ฌ์ด ๋งŽ์€๋ฐ์š”.
07:31
Now, here's a simple application here -- I can draw out a curve.
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๊ฐ„๋‹จํ•œ ์‘์šฉ์œผ๋กœ ์ด๋Ÿฐ ๊ฒƒ์ด ์žˆ์Šต๋‹ˆ๋‹ค. ์„ ์„ ๊ทธ๋ฆด ์ˆ˜ ์žˆ๊ณ 
07:36
And when I close it, it becomes a character.
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์ด๋ ‡๊ฒŒ ์—ฐ๊ฒฐํ•ด์ฃผ๋ฉด ์บ๋ฆญํ„ฐ๊ฐ€ ๋งŒ๋“ค์–ด์ง‘๋‹ˆ๋‹ค.
07:39
But the neat thing about it is I can add control points.
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ํฅ๋ฏธ๋กœ์šด ๊ฒƒ์€ ์กฐ์ข…ํ•  ์ˆ˜ ์žˆ๋Š” ์ง€์ ์„ ์ •ํ•  ์ˆ˜ ์žˆ๋‹ค๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค.
07:42
And then what I can do is manipulate them with both of my fingers at the same time.
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๊ทธ๋ฆฌ๊ณ  ์–‘์†์œผ๋กœ ๋™์‹œ์— ์กฐ์ข…ํ•  ์ˆ˜ ์žˆ๊ฒŒ ๋˜์ฃ .
07:46
And you notice what it does.
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์–ด๋–ป๊ฒŒ ๋™์ž‘ํ•˜๋Š”์ง€ ๋ณด์„ธ์š”.
07:49
It's kind of a puppeteering thing,
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๋งˆ์น˜ ๊ผญ๋‘๊ฐ์‹œ์ธํ˜•์„ ๋‹ค๋ฃจ๋Š” ๊ฒƒ ๊ฐ™์ฃ .
07:51
where I can use as many fingers as I have to draw and make --
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๋” ๋งŽ์€ ์†๊ฐ€๋ฝ์„ ์‚ฌ์šฉํ•ด์„œ ๊ทธ๋ฆฌ๊ณ  ๋งŒ๋“ค ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
08:03
Now, there's a lot of actual math going on under here
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์ด๋Ÿฐ ๋ณต์žกํ•œ ๊ตฌ์กฐ๋ฅผ ์ œ๋Œ€๋กœ ๋™์ž‘ํ•˜๊ฒŒ ํ•˜๊ธฐ ์œ„ํ•ด์„œ
08:06
for this to control this mesh and do the right thing.
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์—„์ฒญ๋‚œ ์ˆ˜ํ•™์ ์ธ ์ž‘์—…์ด ์žˆ์Šต๋‹ˆ๋‹ค.
08:11
This technique of being able to manipulate a mesh here, with multiple control points,
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์กฐ์ข…ํ•  ์ˆ˜ ์žˆ๋Š” ์ ์„ ์—ฌ๋Ÿฌ ๊ฐœ ์ •ํ•˜๊ณ 
๋งŒ๋“ค์–ด์ง„ ๊ตฌ์กฐ๋ฅผ ์›€์ง์ด๋Š” ๊ฒƒ์€ ์ตœ์ฒจ๋‹จ ๊ธฐ์ˆ ์ด๋ผ๊ณ  ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
08:16
is actually state of the art.
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08:18
It was released at SIGGRAPH last year.
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์ด๊ฒƒ์€ ์ž‘๋…„์— SIGGRAPH ์ปจํผ๋Ÿฐ์Šค์—์„œ ๊ณต๊ฐœ๋˜์—ˆ๊ณ 
08:20
It's a great example of the kind of research I really love:
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์ œ๊ฐ€ ์ •๋ง ์ข‹์•„ํ•˜๋Š” ์—ฐ๊ตฌ ์ฃผ์ œ์ด๊ธฐ๋„ ํ•ฉ๋‹ˆ๋‹ค.
์ปดํ“จํ„ฐ์˜ ํž˜์„ ์ด๋ ‡๊ฒŒ ์ง๊ด€์ ์œผ๋กœ ์•Œ ์ˆ˜ ์žˆ๊ฒŒ
08:23
all this compute power to make things do the right things,
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08:25
intuitive things, to do exactly what you expect.
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๊ทธ๋ฆฌ๊ณ  ๊ธฐ๋Œ€ํ•œ๋Œ€๋กœ ๋™์ž‘ํ•˜๋„๋ก ๋งŒ๋“œ๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค.
08:32
So, multi-touch interaction research is a very active field right now in HCI.
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๋ฉ€ํ‹ฐํ„ฐ์น˜ ์ธํ„ฐ๋ž™์…˜ ์—ฐ๊ตฌ๋Š” ์ธ๊ฐ„๊ณผ ์ปดํ“จํ„ฐ ์ƒํ˜ธ์ž‘์šฉ์—์„œ ๋งค์šฐ ํ™œ๋ฐœํ•œ ๋ถ„์•ผ์ž…๋‹ˆ๋‹ค.
08:37
I'm not the only one doing it, a lot of other people are getting into it.
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์ €๋ฟ ์•„๋‹ˆ๋ผ ๋งŽ์€ ์—ฐ๊ตฌ์ž๋“ค์ด ์ด ๋ถ„์•ผ์—์„œ ํ™œ๋™ํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
08:40
This kind of technology is going to let even more people get into it,
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๋” ๋งŽ์€ ์‚ฌ๋žŒ๋“ค์ด ์ด ๋ถ„์•ผ์— ๋›ฐ์–ด๋“ค๊ฒŒ ๋  ๊ฒƒ์ด๊ณ 
08:43
I'm looking forward to interacting with all of you over the next few days
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์•ž์œผ๋กœ ๋ฉฐ์น ๊ฐ„ ์—ฌ๋Ÿฌ๋ถ„๋“ค๊ณผ ๊ต๋ฅ˜ํ•˜๋ฉฐ
์ด ๊ธฐ์ˆ ์ด ๊ฐ์ž์˜ ๋ถ„์•ผ์— ์–ด๋–ป๊ฒŒ ์ ์šฉ๋ ์ง€ ์–˜๊ธฐํ•˜๊ฒŒ ๋˜๊ธธ ๊ธฐ๋Œ€ํ•ฉ๋‹ˆ๋‹ค.
08:47
and seeing how it can apply to your respective fields.
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๊ฐ์‚ฌํ•ฉ๋‹ˆ๋‹ค.
08:49
Thank you.
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(๋ฐ•์ˆ˜)
08:51
(Applause)
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์ด ์›น์‚ฌ์ดํŠธ ์ •๋ณด

์ด ์‚ฌ์ดํŠธ๋Š” ์˜์–ด ํ•™์Šต์— ์œ ์šฉํ•œ YouTube ๋™์˜์ƒ์„ ์†Œ๊ฐœํ•ฉ๋‹ˆ๋‹ค. ์ „ ์„ธ๊ณ„ ์ตœ๊ณ ์˜ ์„ ์ƒ๋‹˜๋“ค์ด ๊ฐ€๋ฅด์น˜๋Š” ์˜์–ด ์ˆ˜์—…์„ ๋ณด๊ฒŒ ๋  ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๊ฐ ๋™์˜์ƒ ํŽ˜์ด์ง€์— ํ‘œ์‹œ๋˜๋Š” ์˜์–ด ์ž๋ง‰์„ ๋”๋ธ” ํด๋ฆญํ•˜๋ฉด ๊ทธ๊ณณ์—์„œ ๋™์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค. ๋น„๋””์˜ค ์žฌ์ƒ์— ๋งž์ถฐ ์ž๋ง‰์ด ์Šคํฌ๋กค๋ฉ๋‹ˆ๋‹ค. ์˜๊ฒฌ์ด๋‚˜ ์š”์ฒญ์ด ์žˆ๋Š” ๊ฒฝ์šฐ ์ด ๋ฌธ์˜ ์–‘์‹์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ฌธ์˜ํ•˜์‹ญ์‹œ์˜ค.

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