Big Data
Essay 1
A look at almost any of the marketing magazines from the last six months will uncover a large number of articles on “big data”. Examine the subject and discuss how it is relevant to companies like Tesco.
Introduction to Big Data
In 2012, the concept of ‘Big Data’ became widely debated issue as we now live in the information and Internet based era where everyday up to 2.5 Exabyte (=1 billion GB) of data were created, and the number is doubling every 40 months (Brynjolfsson & McAfee, 2012). According to a recent research from IBM (2012), 90 percent of the data in the world has been created in the last two years alone, and Internet activity in each second today will generate more data than all the data combined in the Internet 20 years ago.
Networks and the cloud technology allow processing power and data storage cost to be at a relatively low price which result in the huge database collection and global access (Press, 2012). By developing algorithms, Big Data enable us to have a better prediction of what will happen in the future based on previous data and allow us to make better decisions (Brynjolfsson & McAfee, 2012). The emerging data-driven economy can be categorised by two main characteristics which are the abundance and complex data, and the real time speed of change (Johnson, 2012).
Big Data is not just about being large in size but also about the variety of both structured and unstructured data. “It can be captured, communicated, aggregated, stored and analyzed which is now becoming part of the function of the global economy” (Brown et al. 2011, p.4). Like Brown said, Big Data can be derived from anything and anywhere. It is not just the closed structured data processed in highly organised databases by corporations, but also those unstructured data from web-browsing trails, post on social media websites, digital pictures and videos, purchase transaction records both online and
A look at almost any of the marketing magazines from the last six months will uncover a large number of articles on “big data”. Examine the subject and discuss how it is relevant to companies like Tesco.
Introduction to Big Data
In 2012, the concept of ‘Big Data’ became widely debated issue as we now live in the information and Internet based era where everyday up to 2.5 Exabyte (=1 billion GB) of data were created, and the number is doubling every 40 months (Brynjolfsson & McAfee, 2012). According to a recent research from IBM (2012), 90 percent of the data in the world has been created in the last two years alone, and Internet activity in each second today will generate more data than all the data combined in the Internet 20 years ago.
Networks and the cloud technology allow processing power and data storage cost to be at a relatively low price which result in the huge database collection and global access (Press, 2012). By developing algorithms, Big Data enable us to have a better prediction of what will happen in the future based on previous data and allow us to make better decisions (Brynjolfsson & McAfee, 2012). The emerging data-driven economy can be categorised by two main characteristics which are the abundance and complex data, and the real time speed of change (Johnson, 2012).
Big Data is not just about being large in size but also about the variety of both structured and unstructured data. “It can be captured, communicated, aggregated, stored and analyzed which is now becoming part of the function of the global economy” (Brown et al. 2011, p.4). Like Brown said, Big Data can be derived from anything and anywhere. It is not just the closed structured data processed in highly organised databases by corporations, but also those unstructured data from web-browsing trails, post on social media websites, digital pictures and videos, purchase transaction records both online and
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