So they incorporate powerful data correlation and visualization methods that assist in this process.
Significantly redeveloped, this WinMo will focus on an upgraded user experience with massive changes made to ease of use, as well as new features like global search and data correlation, meaning the device would, for example, know who you're talking to and give you instant access to email from only that person, or maybe a map with that pinpoints their address.
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But if the correlation is real, then the original data will show a stronger correlation than the shuffled data.
This means that the data which shows a negative correlation between stock performance and GDP, has less data in it, and its negative correlation is only roughly 24%, while the analysis which shows a positive correlation between stock returns and GDP has a correlation of 66%.
So when the correlation was run with the shuffled data, it gave a lower value than the correlation from the original data.
Eventually, as scientific data established a clear correlation between smoking and lung cancer, the regulatory landscape shifted towards discouraging smoking.
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Subsequent detailed analysis of the IALS data showed a strong correlation in the United States between parental education and the literacy levels of youth.
If we remove Venezuela as an extreme case, and we make a statistical correlation of all the other countries in Latin America, this preliminary data set shows a very low correlation between personal and economic freedom.
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Their data shows a direct positive correlation between such a learning culture and the performance of the business.
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Once the data was amassed, the correlation became clear: when coauthors were closer together, their papers tended to be of significantly higher quality.
Media executives say they don't yet have the data to directly measure the correlation between volume of social media mentions and actual viewership ratings.
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The analysis found a 98 percent correlation between the leaked data and the data held by Blue Toad.
As it continued to refine its methods, Twitter found that it had an increasingly strong correlation with Gallup polling data.
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However, as Geoffrey Dicks at Novus Capital markets pointed out recently, short-term, the correlation with the official data is pretty weak.
Comparing these ratings with the original data set, he saw a correlation.
That being said, there is some negative correlation evidence in the data that shows pessimistically low sentiment among market experts is often followed by higher stock prices.
Furthermore, we found in the 50 years of data that there was a strong correlation between the size of the earnings yield spread and expected future returns.
It was a convincing correlation (there was no other likely cause of so many deaths), but a correlation an entirely data-based conclusion nonetheless.
They also looked at data from online surveys that asked participants what qualities they found attractive in a mate, and compared these to the gender equity data to see if there was a correlation.
One, he thinks of his technology as acomplement to modern medicine (some self-trackers believed they can do better than the pros) and it focuses on the next stage of self-tracking: the action behind the data using analytics, pattern learning and correlation.
They find that data for different Colombian regions reveal an intriguing statistical correlation between mobile-phone coverage and falling kidnaps.
This chart (with 2009 data from OECD) is evidence of at least some correlation between obesity and the amount of time spent eating.
To review, correlation measures the relationship between two sets of data.
Using the data from 1913 through the end of 2011, the correlation between the maximum marginal income tax bracket and total Federal receipts is a negative 0.50.
"The main problem with correlation is that if you look at enough data you can find correlations in almost anything, " said Nick Halstead, the co-founder of DataSift, a U.K. startup that specializes in big data.
Proxy temperature reconstructions require careful scrutiny because the proxies are not direct temperature measurements, but represent other data and factors that may or may not have a close correlation with past temperatures.
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In the meantime, this chart illustrates the data from the initial 100 mosques under investigation, and the high correlation between the observance of so-called "Shariah law" and jihadist activities.
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This business has less correlation with the PC business and more closely follows the expansion of data center activity.
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But GMI's data were put to the test in an October 2009 study that measured the correlation of GMI's rankings to stock performance from mid-2003 to mid-2008.
An analysis comparing Wal-Mart Stores' (nyse: WMT - news - people ) same-store sales growth to consumer spending data dating back to January 2004, compiled by the Bureau of Economic Analysis, actually shows a negative correlation between the two.
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