Large Data

3.11 Japan earthquake anniversary just over, there are media hype two years ago have. Recently came to the south of China more than 5 consecutive earthquakes, which caused people panic, whether there is a big earthquake to come, we need to make a response. The gratifying news is that China's first successful early warning of a February 19 Yunnan Qiaojia 10:46 59 Seconds of the 5-magnitude earthquake. So, can we use information or large data technology to solve the world's problems of earthquake prediction and early warning? Why is it so difficult to predict earthquakes? Earthquake prediction is the most important problem in the world.

Research on parallel shared decision Tree Mining algorithm based on Hadoop Chen Taotao Chao Hansi shared knowledge mining is to speed up the cognition of unknown things by learning the shared knowledge between different things and applying the learned knowledge to the unknown. The problem of low efficiency of serial sharing knowledge mining algorithms in large data sets, combined with cloud computing technology, A parallel shared decision tree Mining algorithm based on Hadoop (PSDT) is proposed. This algorithm uses the traditional attribute table structure to realize parallel mining, but its I/O operation is too much, the shadow ...

The change and application of database technology architecture Zhaopin Sun Weizhi Database Architecture Change large data in the application industry trend Analysis Database technology architecture change and application

(Responsible editor: Mengyishan)

Facebook officially announces open source presto--data query engine, which enables fast interactive analysis of more than 250PB of data. The project, which began development in the fall of 2012, has been used by more than 1000 Facebook employees, running more than 30,000 queries, with daily data at 1PB levels. Facebook says Presto's performance is 10 times times better than Hive and Map*reduce. Prest ...

Summary: Beijing time May 14 news, according to foreign media reports, Twitter today announced the acquisition of large data start-up company Lucky Sort. Twitter wants lucky sort to help it better understand how to generate revenue from billions of messages that users publish each year. Lucky sort chief Beijing time May 14 news, according to foreign media reports, Twitter today announced the acquisition of large data start-up company Lucky Sort. Twitter wants lucky sort to have ...

Big Data, Statistics, and the Internet Steven L. Scott April 1, 2014--big data, Statistics, and the Internet--consensus Monte Carlo--conclusion Big Data, Statistics, and the Internet

What do you think data engineers do every day like http://hackertyper.net/, and then create one great product after another? Wrong! The New York Times reporter interviewed a number of large data engineers who said they had spent 80% of their time as a "big Data Drudge", it's not what humans can imagine. Tedious work--extracting useful data from massive amounts of raw data, sorting, converting formats, adjusting to structured data in the same format as the algorithm can understand ... Therefore, these data engineers call themselves "Data cleaners", "...

Oracle is planning to release a series of memory-based applications that will keep Oracle in the forefront of competition with SAP. Oracle announced in Tuesday that it will launch more than 10 memory applications, and its spokesman said the first three will be launched in May, including JD Edwards EnterpriseOne as Sales Advisor JD Edwards EnterpriseOne Memory Sales Advisor), JD Edwards enterpriseone in-me ...

Recently, in the sixth annual Accelerated Innovation Summit (AIS), LSI company president and CEO Abhi Talwalkar, the data center has never been like today, the success of the enterprise has such a huge strategic significance, the enterprise urgently needs real-time data analysis solutions. 　　The AIS summit focuses on three topics: 1, the data center is a strategic investment: more returns with less effort, including large data, flash acceleration, 12gb/s SAS, and Shareable Das. 2, Open Data center: Make Enterprise ...

A New Trend for the big Data Peng Qin, Bin Dai, Benxiong Huang and Guan Xu to concurrently process large-scale Data, MapReduce with an O Pen Source Implementation named Hadoop is proposed. In practical ...

Beijing Time July 25 news, according to Science and technology blog Recode reported that HP is about to announce the Big Data platform Hortonworks strategic investment of 50 million U.S. dollars. Hortonworks is a Hadoop start-up that was spun out of Yahoo in 2011. As part of the deal, HP executive vice president and chief Technology Officer Martin Frink (Martin Fink) will join the Hortonworks board. Hortonworks has previously been awarded by the private equity firm Blackstone Group and Pa ...

The technology industry has been focused on the concept of "big data" for some time now. But in the view of Accel, a venture capital firm, the big data field is not only far from over, but it will enter a new stage of development. TC News, Accel announced that it would build a 100 million dollar large data investment fund: Big Fund 2. The fund was the same amount as the first large data investment fund established by Accel in November 2011. As part of the investment, Accel the Qlik view of C ...

Absrtact: October 16 News, a few days ago, Suning easy to buy foreign claims, a 5-day MOMO Festival sold 3 million pieces of mask. One of the key factors in the mask sales is through large data analysis, to the recent user has not bought the Mask gift coupons, to achieve precision marketing. October 16 News, a few days ago, suning Tesco Foreign claims, a 5-day "Momo Festival" sold 3 million pieces of mask. One of the key factors in the mask sales is through large data analysis, to the recent user has not bought the Mask gift coupons, to achieve precision marketing. At the same time, through the mask ...

Thanks to the development of information technology, more and more machine parts ' health and performance can be monitored during operation. The large amount of data generated by such sensors requires not only complex computations but also extensive industry experience. The American Institute of Electric Power (EPRI) has implemented a new demonstration project aimed at combining the two. It takes a lot of time and resources to diagnose the potential problems of nuclear power plants. While a large amount of data can now be obtained through online monitoring systems and other performance assessment devices, it is not easy to distinguish between pros and cons and to identify critical or emergent problems. Epri ...

"Editor's note" in 2014, spark open source ecosystem has been greatly increased, has become one of the most active open source projects in the large data field, now active in Hortonworks, IBM, Cloudera, MAPR and Pivotal and many other well-known large data companies, More than Spark SQL, Spark streaming, Mllib, GRAPHX and other related projects. So much attention, spark will have what kind of change, the following we see Spark Contri ...

1.8 million of buyers and sellers are active on ebay, and the site generates a lot of data every day. At any given point in time, there will be about 3.5 million items listed for sale through ebay's auction search engine that has more than 2.5 million queries per day. ebay's Hadoop cluster and Teradata devices typically hold 10PB of raw data, said Hugh Williams, vice president of the ebay search platform. Online auction site ebay uses many features of large data, such as measuring site performance and detecting fraud. But they are more interesting to collect a lot of data ...

Technology change and it man's challenge in the big Data age dasight, datainsight@sina.com April 2012--from RDBMS to Big Data--hadoop and its program Design essentials--the technical challenge and career path of large data practitioners Technology change in the big data age and challenges for IT people

For those who want to find a comfortable and affordable place to stay on the weekends, it's not uncommon to brush Airbnb, until you see the most pleasing to the room and booking is a natural experience. But Airbnb found by large data that most users do not like to stay in their beautifully designed picture stream for too long, they usually want to book a room for tonight, so they skip the picture stream and look for a room that can be booked. Inspired by this data, Airbnb decided to join the "Last-minute booking" feature, let users play ...

Absrtact: For people who want to find a comfortable and affordable place to stay on the weekends, it's not uncommon to brush Airbnb, until you see the most pleasing to the room booking is a natural experience. However, Airbnb through large data found that most users do not like in their on the weekend to find a comfortable and affordable place to stay, usually nothing to brush the Airbnb, until the most pleasing to see the room again booking is very natural experience. But Airbnb found by big data that most users don't like to stay too long in their beautifully designed picture stream ...