A Data Science Central Community
If I told you all of our modern activities–posts to social media sites, transaction records, online activities, digital pictures and videos, and mobile GPS signals to name a few– leave a trail of data behind that is estimated to produce about 2.5 quintillion bytes of data each day, would you have a real feel for how much data that is? Even if I defined that number more clearly as 1 followed by 18 zeros, many tech veterans and savvy business leaders still have trouble digesting the scope of…Continue
Added by Elana Roth on July 31, 2014 at 4:30am — No Comments
The S&P 500 is trading just under an all-time high of 2,000. The markets have had small pullbacks recently but nothing even close to a correction. While most of the media and analysts are calling for a move higher, some are starting to signal caution. The reason for caution has become apparent from various leading indicator signals that should be noted by any investor looking to be on the cutting edge of the next stock market move. First, the small cap index, the iShares Russell…Continue
Added by Nicholas Santiago on July 29, 2014 at 12:32pm — No Comments
The computing power of SQL for mass structured data is complete, that is to say, it is impossible to find anything that SQL cannot compute. But its support layer is too low, which can lead to over-elaborate operation in practical application.…Continue
Added by Jessica May on July 27, 2014 at 9:30pm — No Comments
With elevating popularity for smartphones and other mobile devices, there is also increasing demand for mobile accessories like covers etc. A recent study showed that smartphone owners spend roughly $56 on accessories per device, nearly double the amount of feature phone owners. Smartphone case market is one of the latest examples of products that were originally intended to be functional and evolved into fashion statements and spurred an industry to make devices unique and…Continue
Added by mohans on July 24, 2014 at 11:06pm — No Comments
If you have your eyes set on running a company someday, you may wonder what skills you need to cultivate now, as well as the best age to make a run for the position. Well, we took data from the LinkedIn profiles of close to 1 million CEOs in the United States, and gained some great data intelligence using a business analytics software. Here’s your chance to learn what it takes to get that corner office as well as see how crunching big data of the head honchos can offer great…Continue
Added by Elana Roth on July 24, 2014 at 2:30am — No Comments
Chinese stocks are heating up in epic fashion as the U.S. stock market hits bumps on global stability worries. This is happening as U.S. equities become more and more over priced and recent economic data in China looks promising to investors. Leading the charge is Baidu Inc (NASDAQ:BIDU) trading at $197.13, +5.96 (3.12%). This is a new all-time high. While now is NOT the time to buy BIDU, there are other mid-cap and small-cap Chinese ADR's that will catch fire as the momentum spreads.…Continue
Added by Nicholas Santiago on July 21, 2014 at 11:31am — No Comments
Both esProc and R language are typical data processing and analysis languages with two-dimension…Continue
Added by Jessica May on July 21, 2014 at 1:36am — No Comments
The book is a tour-de-force of computational techniques most commonly required in data analytics. In a nutshell, this book which is the first-of-its-kind in data analytics in general (and not restricted to business analytics as the book title might suggest) is a "must have" and "must read" for all data analytics practitioners, and makes for an outstanding text book at the upper undergraduate and graduate levels. The language is simple and lucid. The book provides a welcome…Continue
Added by Dr. Ravi C. Venkatesan on July 18, 2014 at 12:30am — No Comments
Digital content has gone through significant changes in past couple of decades. From DVDs to internet streaming, from Blu-ray to 4k, HD and from TVs to desktops to mobile, viewing patterns have transformed and so has the economics of the industry.
For example: Netflix’s business model of On-demand streaming is a whopping 4.7 billion USD business with over 10 million subscribers.…Continue
Added by mohans on July 17, 2014 at 12:01am — No Comments
Text files often brings headache for data analysts, are there any more convenient way for text files process? I prepare a case on how esProc deal with it, including import various text files; process big text files; visit text files of hdfs; as well as general operations, such as, file moving, deleting and checking whether a file exists. The following will illustrate these functions through examples. …Continue
Added by Jessica May on July 14, 2014 at 1:30am — No Comments
Business analytics is a practitioner movement uniting several disciplines to drive value-creating decisions from data. Central disciplines include IT / computer science, statistics, data management, decision science, and scientific research methods. …Continue
Added by Scott Mongeau on July 10, 2014 at 1:02pm — No Comments
The application of network analysis to the growing challenge of fraud and financial crime is a fast emerging advanced data analytics frontier. As any good fraud investigation knows, fraud and financial crime are as much…Continue
Added by Scott Mongeau on July 10, 2014 at 1:01pm — No Comments
While having a many-to-many relationship may sound steamy to some of you, when it comes to the data in your tables it can get complicated. That is, unless you understand the different scenarios, their resolutions, and how to build a good relationship with your data. Just as a general overview, a relationship specifies the logic used to combine data from one or more tables. You create relationships by connecting fields between two…Continue
Added by Elana Roth on July 10, 2014 at 11:00am — No Comments
I am working in BI domain as manager for 2 years now and still i think i did not have found the right mix of people.
People think that in a BI team which is more related to technical aspect so hiring people proficient in a particular technology is preferred. My views are little different following is my team composition.
Added by Vishal Sharma on July 10, 2014 at 6:56am — No Comments
As big data becomes more of cliche with every passing day, do you feel Internet of Things is the next marketing buzzword to grapple our lives.
So what exactly is Internet of Thing (IoT) and why are we going to hear more about it in the coming days.
Internet of thing (IoT) today denotes advanced connectivity of devices,systems and services that goes beyond machine to machine communications and covers a wide variety of domains and applications specifically in…Continue
Separating Facts from Fiction
Many expect that choosing a cloud platform is the best way to get a BI tool with the maximum level of self-service. Here’s where the myth that Cloud BI equals self-service perpetuates. Unfortunately, this is…Continue
Added by Elana Roth on July 7, 2014 at 11:00am — No Comments
Large scale equipment for power generation, manufacturing, mining, and similarly sized functions are structurally important to the global economy. They turn raw materials into the energy and other products that help keep the economy running.
Consider the gas-turbine electric plant. These installations can involve multiple instances of large scale gas turbines like those manufactured by General Electric and Siemens, and they can supply power for thousands of homes and many jobs.…Continue
There is no greater impediment to the advancement of knowledge than the ambiguity of words,Thomas Ried once said. That rings very true when it comes to the way companies today are throwing around buzzwords like “big data” or “easy to use BI,” and only loosely defining the words, if at all, leaving everyone unsure of their meaning. Researching and choosing the best business intelligence solution for your company is challenging enough, so here are some definitions to help…Continue
Added by Phuoc Do on July 1, 2014 at 5:30pm — No Comments