01 mars 2018


In recent years, geolocalisation technologies have created "Location Based Services": products and services adapted to people's past and present geolocations. Made possible thanks to Roofstreet technology, the next evolution is in progress with the arrival of "Trip Based Services": products and services that adapt not only to positions but also to past and future trips. Who needs to understand travel today? Understanding travel is a current issue and essential to many sectors. Retail: Customer knowledge has always been central... [Lire la suite]

21 novembre 2017

Difference between Machine Learning, Data Science, AI, Deep Learning, and Statistics

In this article, I clarify the various roles of the data scientist, and how data science compares and overlaps with related fields such as machine learning, deep learning, AI, statistics, IoT, operations research, and applied mathematics. As data science is a broad discipline, I start by describing the different types of data scientists that one may encounter in any business setting: you might even discover that you are a data scientist yourself, without knowing it. As in any scientific discipline, data scientists may borrow... [Lire la suite]
02 mars 2015

If You Think Big Data’s Challenges Are Tough Now…

According to the EMC/IDC Digital Universe Report, data is doubling in size every two years. From 2013 to 2020, the digital universe is projected to grow from 4.4 trillion gigabytes to 44 trillion gigabytes. For executives faced with the age-old challenge of how to organize and learn from the data available to them, the problem just got a lot harder. The Internet of Things (IoT) may be a new topic to many executives, but it lies at the heart of the phenomenon of data proliferation. Today, according to the EMC/IDG study, consumers... [Lire la suite]
11 février 2015

Big data: 2015 year of practical work ?

Deloitte experts believe that French companies should spend experimentation in terms of masses of data analysis this year, after a year of reflection. The focus is particularly on data governance.   The analysis of large-scale digital data (social networks, mobile connections), has become a topic of discussion in all executive committees of major companies last year. In his report on the digital transformation of the digital economy submitted to the government last November, Philippe Lemoine had, however, noted that "the vast... [Lire la suite]