370 search results for "market research"

Chart makeover – Unisys Security Insights Survey

July 2, 2015
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Chart makeover – Unisys Security Insights Survey

It seems that not a day goes by without some information security vendor releasing a report based on a survey. Thankfully, this post is not about the efficacy of survey-based reports or their findings. Today, we’re doing a makeover for Unisys, who just released their Findings from the 2015 Unisys Security Insights Survey. I started reading their U.S....

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Stop and Frisk: Spatial Analysis of Racial Discrepancies

June 23, 2015
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Stop and Frisk: Spatial Analysis of Racial Discrepancies

In my last post, I compiled and cleaned publicly available data on over 4.5 million stops over the past 11 years. I also presented preliminary summary statistics showing that blacks had been consistently stopped 3-6 times more than whites over the last decade in NYC. Since the last post, I managed to clean and reformat the … Continue reading...

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Looking for Preference in All the Wrong Places: Neuroscience Suggests Choice Model Misspecification

June 22, 2015
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Looking for Preference in All the Wrong Places: Neuroscience Suggests Choice Model Misspecification

At its core, choice modeling is a utility estimating machine. Everything has a value reflected in the price that we are willing to pay in order to obtain it. Here are a collection of Smart Watches from a search of Google Shopping. You are free to click...

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12 new R jobs (2015-06-22) – from @California to @Nottingham

June 21, 2015
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12 new R jobs (2015-06-22) – from @California to @Nottingham

This is the bimonthly post (for 2015-06-22) for new R Jobs from R-users.com. Employers: visit this link to post a new R job to the R community (it’s free and quick). Job seekers: please follow the links below to learn more and apply for your job of interest (or visit previous R jobs posts). Full-Time Data Scientist (@Nottingham) Capital One – Posted by S.Kugadasan Nottingham England, United Kingdom 19 Jun2015 Full-Time...

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R man (chester) in the North…

June 11, 2015
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R man (chester) in the North…

By Andrew Vodden, Account Manager   The Manchester R user group met last Tuesday in a temporary venue next to the Manchester Art Gallery in the city centre. We had a full house and were delighted to welcome representatives from … Continue reading →

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Mortgages Are About Math: Open-Source Loan-Level Analysis of Fannie and Freddie

June 9, 2015
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Mortgages Are About Math: Open-Source Loan-Level Analysis of Fannie and Freddie

ortgages were acknowledged to be the most mathematically complex securities in the marketplace. The complexity arose entirely out of the option the homeowner has to prepay his loan; it was poetic that the single financial complexity contributed to the marketplace by the common man was the Gordian knot giving the best brains on Wall Street a run...

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Some Impressions from R Finance 2015

June 4, 2015
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Some Impressions from R Finance 2015

by Joseph Rickert The R/Finance 2015 Conference wrapped up last Saturday at UIC. It has been seven years already, but R/Finance still has the magic! - mostly very high quality presentations and the opportunity to interact and talk shop with some of the most accomplished R developers, financial modelers and even a few industry legends such as Emanuel Derman...

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Top of the Heap: How Much Can We Learn from Partial Rankings?

May 30, 2015
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Top of the Heap: How Much Can We Learn from Partial Rankings?

The recommendation system gives you a long list of alternatives, but the consumer clicks on only a handful: most appealing first, then the second best, and so on until they stop with all the remaining receiving the same rating as not interesting enough...

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Respecting Real-World Decision Making and Rejecting Models That Do Not: No MaxDiff or Best-Worst Scaling

May 26, 2015
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Respecting Real-World Decision Making and Rejecting Models That Do Not: No MaxDiff or Best-Worst Scaling

Utility has been reified, and we have committed the fallacy of misplaced concreteness.As this link illustrates, Sawtooth's MaxDiff provides an instructive example of reification in marketing research. What is the contribution of "clean bathrooms" ...

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visNetwork, Currencies, and Minimum Spanning Trees

May 22, 2015
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Just because I’m ignorant doesn’t mean I won’t try things.  Feel free to correct any ignorance that follows.  More than anything I would like to feature the new htmlwidget visNetwork.  I thought  the example from Minimum Spanning Trees in R a...

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