By knowing which electrodes were triggered, it is possible to determine what agent is present.
What do you think of the idea of knowing which Facebook users are nearby?
The technology just might make schools better at quality control -- knowing which instructional techniques work and when.
But knowing which social-networking sites to join and how to take advantage of them can be daunting for a rookie entrepreneur.
However, as they are all measured against each other, knowing which are losing mass or gaining it is an open question.
Knowing which version will be more effective for your audience, for your particular message or product, is the key to finding fit.
The trick is knowing which ratios work and when to use them.
But companies have been allocating their marketing budgets to these media outlets without knowing which ones offer the biggest bang for the buck.
Knowing which market segments are doing well will get you in the ball park, but it may not score you any home runs.
Unfortunately, we have no scientific way of knowing which agent you should switch to -- our best data suggest that they are all about equal.
Larger young have a better chance of survival, so knowing which sharks produce the most viable young "could have important consequences for conservation, " he explained.
Rather it is knowing which doors -- or more accurately, which hardened-concrete barriers protecting deeply buried covert bunkers -- have something of interest behind them.
Even if the Trakdot protected bag does not reach the desired destination, passengers will still have the reassurance of knowing which city their luggage is in.
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Knowing which opportunities to pursue and which ones to discard.
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As if to prove the woes of collaboration using existing e-mail, the three showed up not knowing which of the 15 e-mailed versions of the presentation was the right one.
The old John Wanamaker adage about not knowing which half of your advertising works has reached the point where most advertisers roll their eyes at the thought of it.
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Useless because the gap is so wide that with a 115, 000 number the real economy could be shrinking or growing and there is no way of knowing which it really is.
Investors are often keenly interested in knowing which companies are buying back their own stock, because companies often will only make such a move if they feel their stock is undervalued.
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When she starts stalking the teenager who killed her boy (Miles Teller), we have no way of knowing which way she'll jump -- it's an irrational urge that Kidman makes utterly and immediately human.
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This strategy is beginning to feel a little like Nokia or Research in Motion where they kept introducing so many products into the market that consumers became paralyzed not knowing which product to choose.
Unfortunately, the math shows that even if there are a few of those brilliant stockpickers around, a vanishingly small number can do it consistently for more than a few years in a row, and you have no way of knowing which ones that will be in advance.
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Being an effective whip means knowing intuitively in which direction every member is leaning on every critical vote--and what it will take to get their support.
Hyper-information and social networking is just another set of challenges drawing on an age-hold leadership skill set, which includes knowing how to effectively communicate and persuade and inspire, no matter what the media conditions.
And knowing the rate at which neutral mutations accumulate in most animal species, the 50% figure suggests that the first asexual rotifer lived about 80m years ago twice as far back as the oldest known fossil bdelloid, a 40m-year-old specimen preserved in amber.
When it comes to knowing the right principles on which to build a prosperous nation, humanity has no excuse for choosing wrongly.
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Users have a vested interest in knowing as early as possible which OS will be the winner, because otherwise they will be investing time and money into an Os that they will ultimately have to relearn on another.
So, either James Murdoch has to continue to plead ignorance, opening himself to the charge that he's the sort of guy who writes massive cheques without knowing why or asking questions which could and should have revealed what had really been going on.
It's also full of sadness, anger, paranoia and visions of the apocalypse, which is also, knowing your past work, about what I expected.
This allows you to instantly see a magnified portion of the image, which is helpful in knowing if a part of an image is in focus.
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And a situation in which Pakistan, not knowing of the raid but recognizing a foreign air presence in Abbottabad (whether they saw it enter the country or not), behaved as they might when under attack.
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