If anyone did a poor job in getting the message across, it's me. Your article is the best counter-argument I've seen to the idea that sampling has become obsolete in the era of big data.
Julian Burnett, CTO, Sainsbury's: “There is a definite correlation between retailers that have data and retailers that don’t.” “We think it’s a major factor in our favour to have as much data as we do and to use it intelligently to help customers gain access to offers in store. In return we believe it creates greater customer loyalty.
Exciting times indeed and a great opportunity for big data startups focused on retail.
Harish, I got similar comments in other forums so I just want to clarify--it was not I who included you on the list but Traackr's algorithms and database. But I'm glad that you are on the list--keep on the good work writing about data science!
Big DataSmart DataCloud
Social DataUnstructured DataData in the Cloud