Big Data

By Sanjana Hattotuwa | Articles on Big and Open Data, with a focus on rights & privacy.

Twitter accounts really are echo chambers, study finds

As in ancient human cultures, users of the social media site interact most with those who share their political views, Demos report reveals<p>When it comes to politics and the internet, birds of a feather really do flock together, according to research confirming the existence of online echo chambers …

Social Media

This impressive tool uses big data to predict your future

Internet users leave combined data trail of over 2.5 billion gigabytes a day. That’s a staggering amount of information, and it’s information that can tell us a lot about our futures.<p>Predictive World is a tool combining big data, demographic information and personalized data to give a creepily …

Big Data

Google wants to show you all the data it's collected about your online habits

The web giant's new tool lets you review the sites you visit, the searches you make and the videos you watch, among other things.<p>It's common knowledge that web companies spend a lot of effort tracking everything you do online. But now Google wants to share with you all the information it has on …

Google

How Big Data Harms Poor Communities

Surveillance and public-benefits programs gather large amounts of information on low-income people, feeding opaque algorithms that can trap them in poverty.<p>Big data can help solve problems that are too big for one person to wrap their head around. It’s helped businesses cut costs, cities plan new …

Big Data

These Beautiful Maps Let You Explore How Your City Sounds

The urban aural landscape has a huge impact on our lives—from the roar of traffic and clatter of jackhammer, to the groove of music and lullaby of …

Cities

Scientists are asking the wrong questions of big data

Big Data is changing the way we do science today. Traditionally, data were collected manually by scientists making measurements, using microscopes or surveys. These data could be analyzed by hand or using simple statistical software on a PC.<p>Big Data has changed all that. These days, tremendous …

Big Data

Spies Sans Frontières?

A months-long investigation by IRIN into the secretive intelligence-linked firm Palantir, reveals a cosying up to aid organisations large and small, …

Humanitarianism

Pathways Project

This Beautiful Timeline Lets You Explore Wikipedia's World History

This amazing visualization brings together the world’s history from Wikipedia into an interactive timeline stuffed with information and images. If …

Infographics

Follow the world's mass transit on this live map

Sure, it's not hard to learn when your bus is likely to show up, but have you wondered where everyone else's bus is at any given moment? You now have an easy way to find out. GeOps and the University of Freiburg have rolled out TRAVIC (Transit Visualization Client), a map that shows the real-time …

Maps

UN bodies present projects showing how ‘Big Data’ can save lives, fight hunger

9 April 2015 – Anonymized data – information from which the identity of the sender has been stripped – from mobile telephone usage could provide …

These 6 Art Projects Make Urban Data More Accessible For The Rest Of Us

It turns out that air pollution and traffic jams make for some fascinating data-inspired art.<p>As big data in cities gets bigger, with growing numbers of sensors tracking everything from air pollution to traffic jams, the resulting piles of information aren’t necessarily easy for people living in …

Big data can make South Asian cities more authoritarian

Nalaka Gunewardene has an interesting article on smart cities published on Scidev.net, in which he makes the case our cities today are just too …

Unstructured Data: The Other Side of Analytics

Everyone is obsessed with “analytics.” I cannot keep up with what the technology pundits and consultants are telling me about analytics, no matter how hard I try. (I just Googled “big data analytics” and got 107,000,000 results in 0.29 seconds.)<p>If you listen to these people, you will absolutely, …

Big Data