Data Structures Online

Large data Applications March 2012 The Obama administration issued a "Big data research and development plan". In response, the National Science Foundation, the National Institutes of Health, the Ministry of Defence, the Department of Energy and the United States Geological Survey are investing in big data innovation. Many companies in the United States are conducting their business activities around large data acquisition and utilization capabilities as part of their product or operational backend. Research groups, governments and the private sector are also speeding up the generation of large datasets of various themes, including: Climate change, traffic patterns, health and disease data, buying behavior ...

This paper is an excerpt from the book "The Authoritative Guide to Hadoop", published by Tsinghua University Press, which is the author of Tom White, the School of Data Science and engineering, East China Normal University. This book begins with the origins of Hadoop, and integrates theory and practice to introduce Hadoop as an ideal tool for high-performance processing of massive datasets. The book consists of 16 chapters, 3 appendices, covering topics including: Haddoop;mapreduce;hadoop Distributed file system; Hadoop I/O, MapReduce application Open ...

Zhang Fubo: The following part of the forum is mainly four guests, talk about cloud practice. Beijing First Letter Group is the Beijing government's integration company, mainly responsible for the capital window of the construction, they are also in the domestic, in the government industry earlier in a company, as the first letter Group Technical Support Center General Manager Zhang Ninglai for us to do the report. Zhang: Good afternoon, we have just introduced, I am from Beijing First Letter Development Co., Ltd., I bring today is the result of our practice in cloud computing technology these years. Today is mainly divided into three parts, we mainly do is the field of e-government applications, we are mainly ...

Today, some of the most successful companies gain a strong business advantage by capturing, analyzing, and leveraging a large variety of "big data" that is fast moving. This article describes three usage models that can help you implement a flexible, efficient, large data infrastructure to gain a competitive advantage in your business. This article also describes Intel's many innovations in chips, systems, and software to help you deploy these and other large data solutions with optimal performance, cost, and energy efficiency. Big Data opportunities People often compare big data to tsunamis. Currently, the global 5 billion mobile phone users and nearly 1 billion of Facebo ...

The hottest science and technology terms for 2013 are none other than "big data," and related books have long dominated the list of bestsellers, giving unprecedented attention to big data. The new ideas brought by big data are gradually penetrating into every industry and changing the way we all think as creators of data. Before the advent of big data, it was a period of rapid development of technologies such as the Internet, cloud computing and Internet of Things. With the popularization and extensive construction of information terminals such as intelligent terminals and digital cities, anyone at any time, anywhere ...

Information from multiple sources is growing at an incredible rate. The number of Internet users has reached 2.27 billion in 2012. Every day, Twitter generates more than TB of tweet,facebook to generate more than TB log data, and the New York Stock Exchange collects 1 TB of trading information. Approximately 30 billion radio frequency identification (RFID) tags are created every day. In addition, the annual sales of hundreds of millions of GPS equipment, is currently using more than 30 million network sensing ...

In the traditional consumption age, the merchant's purchase behavior analysis stops at the purchase. When the mobile internet appeared, consumers bought another action, that is, to share, resulting in changes in consumption habits. 　　The consumer market determines the product and the overall strategy of the merchant, therefore, in the age of the social big data explosion, the industry enterprises have to pay attention to these big data, and increase its utilization rate. How to analyze these data? To get the real voice of the market, to understand the actual needs of customers. Enterprises can not help but be troubled. "Imagination It Hall" recently organized on the big data ...

What is big data? Large data refers to the phenomenon that the digital data of the internet era is super high speed growth. Data is only a concept of quantity, and "digitization" is a qualitative change. Digital data can be processed at high speed by computers. The digital camera replaces the film camera because it can process data in real time with a computer chip to generate photos and images. 　　This transformation is epoch-making, it has changed an industry. In addition to the large amount of digital data (Volume), its cumulative speed (velocity) is even more amazing. The accumulation of the way is not the past batch type but a steady stream ...

Editor's note: The New York Times has written Pro Data age has come, http://www.aliyun.com/zixun/aggregation/13768.html "> Data scientists have been dubbed the most sexy occupation, but E-commerce consulting company Jack's founder and CTO Scott Brave says we don't need more data scientists to make big data easier to use. Here's what he thinks: Big numbers are hot this year, so the New York Times ...

The cloud computing concept originated in super large-scale internet companies such as Google and Amazon, and with the success of these companies, cloud computing, as its supporting technology, has been highly recognized and widely disseminated by the industry. Today, cloud computing has been widely regarded as the new phase of IT industry development, which has been endowed with a lot of industry and product level significance. Because of the multiplicity of meanings, various concepts are complex, many companies and practitioners have their own cloud, as Xu Zhimo in the "accidental" a poem said: "I am a cloud in the sky, and occasionally projected in your wave heart." Traditional ...