Tags » Data Mining

What’s in a Tweet? More than just 140 characters of data

Companies that are seeking to build big data analytical capabilities should look no further than a Tweet. A tweet is not limited to 140 characters- on the contrary, it can yield a vast amount of data intelligence that goes far beyond the content of the Tweet. 658 more words

Social Media

If you have data, mine it

#525388173 / gettyimages.com

The founder of modern Management, Peter Ducker said “The Aim of marketing is to know and understand the customer so well, so that the product or service fits him and sells itself”. 305 more words


General Principles for Dealing with Missing Data

I have been asked about this question in a few interviews. I’d like to summarize this common issue here. To decide how to handle missing data, it is helpful to know why they are missing. 136 more words

Data Mining

A is for AdaBoost Classifiers

Overview ||| Code ||| Advanced ||| Sources

Classification is the problem of identifying which class (category or sub-population) a new observation belongs, on the basis of a training set of data containing observations whose class is known. 3,327 more words


Developing Complaint Management Systems in the Hotel Industry

(Gary Hamel: Open source is one of the greatest management innovations of the 21st century, 2010)

The Aldemar hotel chain in Greece is an example of a hotel chain that set up their own complaint management system by using a data-mining technique called case-based reasoning. 553 more words

Customer Engagement


Decision tree classification can be done with ease in R with the help from the package rpart. Additionally, the natural outcome of any decision tree is the visualization and can also be conveniently achieved by the package rpart.plot.


Interview with a Data Scientist: Erik Bernhardsson

As part of my interviews with Data Scientists I recently caught up with Erik Bernhardsson who is famous in the world of ‘Big Data’ for his open source contributions, his leading of teams at Spotify, and his various talks at various conferences.

1,270 more words

Data Science