Harish Kotadia

Google Flu Trends: Importance of Veracity, the 4th “V” in Big Data

A lot has been written recently criticizing Goolge’s Flu Trends – a flu tracker service that predicts flu activity based on specific search terms using aggregated Google search data and estimates current flu activity around the world in near real-time. For more, read How...

Big Data and Analytics: What to expect in 2014

Last year was a great one for technology professionals, consultants and practitioners working in the area of Big Data and Analytics. And 2014 promises to be even better. Given below are three main reasons why 2014 will be a spectacular year for those of...

From Data to Information to Insights: Changing Role of #CIO

There was a time not too long ago (late 1970s to be precise) when companies use to have Electronic Data Processing department and EDP Managers to manage data processing function. EDP department evolved to become Management Information Systems department in early 1980s and MIS...

Big Data in Retail Industry

Here's a great data visualization on Big Data in retail industry. Also, a FT video on the subject: Source: Monetate Marketing Infographics Source: http://video.ft.com/v/2172704889001/Big-data-bring-attention-to-retail

Where The Big Data Jobs Are and How Much They Pay

I am often asked the question, especially by those aspiring for a career in Big Data, as to how to find a suitable job in Big Data and how much do they pay. Given below is an excellent Visualization by Chris Dannen that answers some of...

Key Big Data Terms You Should Know

Given below is a listing of key Big Data terms that you should know and a very brief explanation of what it is in simple language. Hope you find it useful. 1. Hadoop: System for processing very large data sets2. HDFS or Hadoop Distributed File...

Master Data Management (MDM): Key to Big Data Success

With the hype surrounding Big Data and current focus on tools and technology such as Hadoop, it is easy to forget that success of any technology project rests more on strategy and less on technology/tools. That's true even in the case of Big Data...

Why Big Data when used with Predictive Analytics is a Force Multiplier

Force Multiplier, a noun, means something that increases effect of the force. In military usage, force multiplication refers to "an attribute or a combination of attributes which make a given force more effective than that same force would be without it" (for more, see...

Infographic: Big Data and Predictive Analytics

I published a blog post titled Big Data and Rise of Predictive Analytics a couple of days back in which I highlighted that "I am happy to say that Predictive Analytics (or Advanced Analytics as some would prefer to say) is going main stream...

Big Data and Rise of Predictive Analytics

Back in mid 1990s, when I was a Ph.D. student, one of the professors asked me what my career goal was and I said: "To help clients serve their customers better through use of Information Technology and Analytics". After completing my Ph.D. in November...

Organizational Challenge: Where to Start in Big Data?

Have ever wondered what is a good starting point for an organization as it embarks upon its Big Data voyage? If yes, here's a good YouTube video on the subject by Stacy Leidwinger, Product Manager, IBM Big Data. Hope you find this video not only...

5 Ways Big Data Are Fundamentally Changing Information Systems

A lot has been said and written lately about whether Big Data revolution is for real or it is one more hype that will die down soon as tech world moves on to the next fad. In my opinion, Big Data is a game...

What Are Big Data, Hadoop and HDFS: 3 Must Watch YouTube Videos

I received great response to one of my previous post titled 5 Must Watch YouTube Videos on Big Data and many of you reached out to me requesting for more such blog posts. Well, your request is granted. Here are three great videos on what...

Big Data: Where the Opportunities Are!

I am often asked the question as to which industries offer the best potential for application of a Big Data solution and I have always said that Banking and Financial Services, Insurance, Telecom, Media/Information Services and Manufacturing offer the best promise to begin with....

5 Must Watch YouTube Videos on Big Data

Here's a compilation of my five favorite YouTube videos on the topic of Big Data. Please note that they are in random/no particular order. Hope you enjoy these videos! 1. Big Data by EconomistMagazine 2. Big data in 2013 by EconomistMagazine 3. What is Hadoop?…

Big Data Ecosystem

Here's a very good chart of big data eco-system prepared by Matt Turck and Shivon Zilis (see this link for more). Like the way they have classified major big data players across Infrastructure, Analytics, Applications and Data Sources. My take on this ecosystem is that...

Data Rich, but Information Poor: Problem or Opportunity?

It is not uncommon to hear the phrase "Data Rich, but Information Poor" in the context of enterprise information systems. This is especially true when it comes to Big Data, given the three Vs of Big Data, namely Volume, Variety and Velocity (read this...

Big Data: Are You Ready for Multimedia Information Systems?

If you take a look at Enterprise Information Systems that are currently in use, you will notice that they are very restrictive in nature in the sense that it is quite difficult to handle data types other than text or numbers. Moreover, text and...

4 Excellent Big Data Case Studies

In response to my previous post titled Big Data: The Coming Sensor Data Driven Productivity Revolution, some one asked me if I had few good case studies that highlight effective use of Big Data. I would like to share following four excellent Big Data...

Big Data: The Coming Sensor Data Driven Productivity Revolution

When it comes to Big Data, we often think of user (human) generated social media data. But sensor (machine) generated data is a much bigger story as sensor data will drive the next wave of productivity growth and innovation. Consider this for example, "Boeing...

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