The Present: David Wheeldon reflects on where Big Data is today Two weeks into lockdown and I'm running out of things to do After writing part one of this series (the past), at the time of writing this (the present), I am more than two weeks into Covid-19 lockdown and like many people I [...]
We are surrounded by data. Smartphones, laptops, researchers, scientists, robots, fitness trackers, social media, governments. All these things are collecting massive amounts of data. BIG data. Big Data will only get more important in time. Let’s look at some facts about Big Data. 90% of the data in the world today has been created [...]
Big Data is a term used to describe large volumes of data – exabytes of it. If you used any sort of technology in your lifetime, you would definitely know that it all runs on data. The devices we use on a daily basis are constantly collecting and using data to perform functions and help [...]
The next FREE guide will be launched during the #BigDataWeek on November 1st. Data analysis can be considered both as an art and as a science. The latter is straightforward, because the analysis of data, as well as model building, is deeply rooted into the scientific domains of statistics, mathematics and computer science. Data analysis, on the [...]
What is Big Data Architecture? This post provides an overview of fundamental and essential topic areas pertaining to Big Data architecture. We will start by introducing an overview of the NIST Big Data Reference Architecture (NBDRA), and subsequently cover the basics of distributed storage/processing. The chapter will end with an overview of the Hadoop open source [...]
The difference between Analytics, Business Intelligence and Big Data In the business and scientific domain, most organizations differentiate between four different forms of pattern identification in data sets: Data analysis Analytics Business Intelligence (BI) Big Data Although all four definitions are closely related, there are some subtle differences between the terms that have an impact for [...]
Where does 'Big Data' come from? The term ‘Big Data’ has been in use since the early 1990s. Although it is not exactly known who first used the term, most people credit John R. Mashey (who at the time worked at Silicon Graphics) for making the term popular. In its true essence, Big Data is not [...]
Big Data emerged in the last decade from a combination of business needs and technology innovations. A number of companies that have Big Data at the core of their strategy have become very successful at the beginning of the 21st century. Famous examples include Apple, Amazon, Facebook and Netflix. A number of business drivers are at [...]
What is Big Data? Big Data and its analysis techniques are at the centre of modern science and business. Every day, millions of transactions, emails, photos, video files, posts and search queries are generated that result in zettabytes of data. All that data is stored in databases on various places across the planet. All that data [...]
In computer science, a data structure is a particular way of organising and storing data in a computer such that it can be accessed and modified efficiently. More precisely, a data structure is a collection of data values, the relationships among them, and the functions or operations that can be applied to the data. Three different [...]
