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Vincent Granville
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Vincent Granville's Discussions

Challenge of the week: mathematical paradox, $500,000 award
4 Replies

Started this discussion. Last reply by Vincent Granville on Saturday.

Challenge of the week: survival analysis
1 Reply

Started this discussion. Last reply by Vincent Granville Dec 7, 2014.

What do you think of BigML?

Started Nov 22, 2014

Market forecast API delivering forecasts via Twitter
1 Reply

Started this discussion. Last reply by Thomas Lincoln Nov 9, 2014.

Curious formula generating all digits of square root numbers
1 Reply

Started this discussion. Last reply by Analytic Girl Sep 3, 2014.

Challenge of the week: Zipf's Law

Started Aug 21, 2014

Challenge of the week: Piecewise linear clustering versus SVM
3 Replies

Started this discussion. Last reply by Vincent Granville Jun 23, 2014.

Challenge of the week - Continued fractions for predictive modeling
4 Replies

Started this discussion. Last reply by Vincent Granville Jun 23, 2014.

Modeling of Garments industry Data
1 Reply

Started this discussion. Last reply by Kuber Chaurasiya Jun 10, 2014.

Challenge of the week - May 20
2 Replies

Started this discussion. Last reply by Vincent Granville May 23, 2014.

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Vincent Granville replied to Vincent Granville's discussion Challenge of the week: mathematical paradox, $500,000 award
"Your formula looks amazing up to n=260 or so, then the error increases (percentage-wise). Could be an accuracy issue with Excel, but probably there's another explanation. Certainly a very interesting chaotic system."
Saturday
Magnus van Niekerk replied to Vincent Granville's discussion Challenge of the week: mathematical paradox, $500,000 award
"Here's a spreadsheet with an illustration."
Saturday
Vincent Granville replied to Vincent Granville's discussion Challenge of the week: mathematical paradox, $500,000 award
"Hi Magnus, I could not replicate your approximation. Do you have a spreadsheet to illustrate your formula?"
Saturday
Magnus van Niekerk replied to Vincent Granville's discussion Challenge of the week: mathematical paradox, $500,000 award
"Hi Vincent, I looked at your paradox and got the convergence of the series f(x)=1/(1+f(x+1)) first and adjusted it to estimate f(n)=1/(1+nf(n+1)). The formula below is a very close estimate for the true values for all values of…"
Friday

Profile Information

Short Bio:
To view my full profile, click here. Below is a short bio.

Dr. Vincent Granville is a visionary data scientist with 15 years of big data, predictive modeling, digital and business analytics experience. Vincent is widely recognized as the leading expert in scoring technology, fraud detection and web traffic optimization and growth. Over the last ten years, he has worked in real-time credit card fraud detection with Visa, advertising mix optimization with CNET, change point detection with Microsoft, online user experience with Wells Fargo, search intelligence with InfoSpace, automated bidding with eBay, click fraud detection with major search engines, ad networks and large advertising clients.

Most recently, Vincent launched Data Science Central, the leading social network for big data, business analytics and data science practitioners. Vincent is a former post-doctorate of Cambridge University and the National Institute of Statistical Sciences. He was among the finalists at the Wharton School Business Plan Competition and at the Belgian Mathematical Olympiads. Vincent has published 40 papers in statistical journals (including Journal of Royal Statistical Society - Series B, IEEE Pattern Analysis and Machine Intelligence, Journal of Number Theory), a Wiley book on data science, and is an invited speaker at international conferences. He also developed a new data mining technology known as hidden decision trees, owns multiple patents, published the first data science eBook, and raised $6MM in start-up funding. Vincent is a top 20 big data influencers according to Forbes, and was also featured on CNN.
My Website or LinkedIn Profile (URL):
http://www.linkedin.com/in/vincentg
Field of Expertise:
Data Mining, Marketing Databases, Web Analytics, Statistical Consulting, Other
Years of Experience in Analytical Role:
15+
Professional Status:
C-Level
Interests:
Networking, New Venture, Other
What is your Favorite Data Mining or Analytical Website?
http://www.analyticbridge.com
What Other Analytical Website do you Recommend?
http://www.datasciencecentral.com
Your Company:
Data Shaping Solutions
Industry:
Internet
How did you find out about AnalyticBridge?
Founder

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Vincent Granville's Blog

Saturday or Sunday Reading

This is a selection of new articles that will appear in the Monday digest. Preview these contributions!

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Posted on March 7, 2015 at 12:17pm

Happy Friday: Three Great Articles for You

Posted today on Data Science Central:

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Posted on February 27, 2015 at 12:30pm

Reading selection for the weekend

These are some of the articles that will appear in our DSC Monday digest.

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Posted on February 21, 2015 at 4:00pm

Friday reading

We are getting closer to having a nice search functionality on DSC. If you remember the title of one of our articles - or some keywords - but can't find it on Google, try our DSC search engine. You can find the Search tab at the top, on any web page on our network. This search functionality is now ads-free.

Also, we are in the process of writing an article Data scientist shares his growth hacking secrets, which we expect to…

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Posted on February 13, 2015 at 12:30pm

Comment Wall (80 comments)

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At 1:15am on June 24, 2013, Hina Ranglani said…
sir,looking for a answer how
scaling up for high dimensional data& high speed data streams..
At 4:07am on April 12, 2013, Nene Lawani said…
Thanks Vincent! Sorry I missed this earlier...
At 4:06pm on March 10, 2013, Serge Kozlov said…

Thanks for the invite!

At 10:52am on March 10, 2013, Robert Downing said…

Thanks for the invite!

At 3:41am on March 9, 2013, Shane Campbell said…

vincent, 

thanks for adding me. can i ask you why you choose to add people like me? didn't see it coming?

regards,

shane

At 11:23am on March 8, 2013, Madhusudan Dusi said…

Vincent

Thanks a ton for the friendship, it matters a lot, so happy to accept your hand of friendship

Cheers & Regards

Madhusudan

At 6:37am on February 21, 2013, hunter.robertallan said…

Thanks also for the invite. I do have a question about data mining methods and tools. I have a specific situation in mind at work, and would like some professional feedback. Anyone willing to lend an ear and opinion..? thanks...rob

At 4:01am on February 17, 2013, Rishi Jain said…

Hey Vincent,

 

Sometime back I saw internship material on your site. I am working in the Analytics Industry and looking for improving my technical skills. Please let me know in case you guys are offering any internships which I can pursue along with my job.

Regards,

Rishi

At 3:04pm on December 19, 2012, Vickie Comrie said…

Thanks Vincent!  I am honored to be your friend.

Cheers,

Vickie

At 1:05pm on September 29, 2012, Ankit Sharma said…

Thank you Vincent. 

 
 
 

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