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Mirio De Rosa
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Mirio De Rosa's Discussions

Help with classification & prediction

Started this discussion. Last reply by Antal Sofalvy Oct 20, 2016. 1 Reply

I have a database made of some 5000 people (rows) and 50 variables (columns). The columns measure different demographic and psychographic items for each person. This data is gathered at time t. Some…Continue

Tags: analysis, discriminant, prediction, classification

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Short Bio
Marketing Scientist - Building brands on advanced data analysis
My Web Site Or LinkedIn Profile
Field of Expertise
Analytics, Visualization, BI, Big Data, Data Science
Professional Status
Years of Experience:
Your Company:
MarketingStat GmbH
Your Job Title:
Marketing Director
How did you find out about DataScienceCentral?
at LinkedIn
Finding a new position, Networking, New venture
What is your Favorite Data Mining or Analytical Website?

Mirio De Rosa's Blog

Brexit: Why Projections Were Wrong

Posted on August 16, 2016 at 10:00pm 6 Comments

Shame on YouGov! Did their survey really miss the outcome of the Brexit consultation? Not quite. If you hit your finger while hammering a nail into the wall, do not blame the hammer.

The media circuit is responsible for having broadcasted inaccurate information. I must confirm that I am in no way linked to YouGov, the market research agency that supplied most media agencies with projections of the outcome results for the Brexit consultation in the UK, and this article…


How to Analyze Big Data with Excel

Posted on June 26, 2016 at 8:40am 1 Comment

Today we discuss how to handle large datasets (big data) with MS Excel. This article is for marketers such as brand builders, marketing officers, business analysts and the like, who want to be hands-on with data, even when it is a lot of data.

Why bother dealing with big data?

If you are not the hammer you are the nail. We, the marketers, should defend our role of strategic decision-makers by staying in control of the data analysis function…


How to go from data to information to insights and unleash the power of strategic thinking

Posted on June 13, 2016 at 9:00am 7 Comments

Recently I spoke with a Brand Director about how to find market space he can win and defend in the long run. The discussion shifted on the meaning of information and insights and, after an interesting debate on what’s insight at all[1], we found agreement by means of an example, which I’d like to present to you too. 

From data to…


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