Tag Archives | Big Data

A Picture is Worth 1000 Words, But How Many Emotions?

Researchers use big data to progressively train computers to understand sentiments conveyed by images ‪Log on to Twitter, Facebook or other social media and you will find that much of the content shared with you comes in the form of images, not just words. Those images can convey a lot more than a sentence might, [...]

Read full story Comments { 0 }

Building Trustworthy Big Data Algorithms

New algorithm can separate unstructured text into topics with high accuracy and reproducibility Much of our reams of data sit in large databases of unstructured text. Finding insights among emails, text documents, and websites is extremely difficult unless we can search, characterize, and classify their text data in a meaningful way. One of the leading [...]

Read full story Comments { 0 }
New Tool Makes a Single Picture Worth a Thousand – and more – Images

New Tool Makes a Single Picture Worth a Thousand – and more – Images

A photo is worth a thousand words, but what if the image could also represent thousands of other images?   New software developed by UC Berkeley computer scientists seeks to tame the vast amount of visual data in the world by generating a single photo that can represent massive clusters of images. This tool can [...]

Read full story Comments { 0 }
Collecting Just the Right Data: Algorithm Helps Identify Which Data to Target

Collecting Just the Right Data: Algorithm Helps Identify Which Data to Target

  Much artificial-intelligence research addresses the problem of making predictions based on large data sets. An obvious example is the recommendation engines at retail sites like Amazon and Netflix. But some types of data are harder to collect than online click histories —information about geological formations thousands of feet underground, for instance. And in other [...]

Read full story Comments { 0 }
Protecting Privacy Online: New System Would Give Individuals More Control over Shared Digital Data

Protecting Privacy Online: New System Would Give Individuals More Control over Shared Digital Data

Cellphone metadata has been in the news quite a bit lately, but the National Security Agency isn’t the only organization that collects information about people’s online behavior. Newly downloaded cellphone apps routinely ask to access your location information, your address book, or other apps, and of course, websites like Amazon or Netflix track your browsing [...]

Read full story Comments { 0 }
A Simple Solution for Big Data: New Algorithm Simplifies the Categorization of Data

A Simple Solution for Big Data: New Algorithm Simplifies the Categorization of Data

A SISSA algorithm published in Science simplifies the categorization of data Experts use the expression big data to indicate huge amounts of information, such as those (photos, videos, texts, but also other more technical types of data) shared at any time by billions of people on computers, smartphones and other electronic devices. The present-day scenario [...]

Read full story Comments { 0 }
How Some of My Current Interests in ICT and Power Industry Relate to Each Other

How Some of My Current Interests in ICT and Power Industry Relate to Each Other

I have not blogged for a while but want to resume my writing. There are a lot of subjects I would like to write about: cloud computing, cloud computing impacts on data centers, the Internet of Things (IoT), Big Data/Analytics, Green IT, and ICT applications to the power industry. These subjects are related to each [...]

Read full story Comments { 0 }
Voltage Security Comments on Largest US Data Breach

Voltage Security Comments on Largest US Data Breach

In light of charges filed last week in a US court against five cybercriminals in what’s being considered the largest ever US data breach, Voltage Security cautions that the risk is still high but can be avoided with a data-centric security strategy. Voltage customer Heartland Payment Systems Inc., was one of the companies involved in [...]

Read full story Comments { 0 }
Voltage Security Comments on State of CA Data Breach

Voltage Security Comments on State of CA Data Breach

Voltage Security has issued the following comments in light of the recent report from California State Attorney General Kamala D. Harris detailing 131 data breaches reported to her office in 2012, showing that 2.5 million Californians had personal information put at risk through an electronic data breach. According to Dave Anderson, senior director at data-centric [...]

Read full story Comments { 0 }
Big Data, for Better or Worse: 90% of World’s Data Generated Over Last Two Years

Big Data, for Better or Worse: 90% of World’s Data Generated Over Last Two Years

A full 90% of all the data in the world has been generated over the last two years. The internet companies are awash with data that can be grouped and utilised. Is this a good thing?   An increasing amount of data is becoming available on the internet. Each and every one of us is [...]

Read full story Comments { 0 }