background preloader

Data Visualization

Facebook Twitter Timeline - Beautifully crafted timelines that are easy, and intuitive to use. Selected Tools. Ushahidi: Free Software for Data Collection, Visualization & Mapping. Ushahidi [] is a non-profit tech company that develops free and open source software for information collection, visualization and interactive mapping.

Ushahidi: Free Software for Data Collection, Visualization & Mapping

"Ushahidi" means "testimony" in Swahili. It was also the title of a website that mapped reports of violence in Kenya after the post-election fallout at the beginning of 2008. Accordingly, its slogan is "Changing the World - One Map at the Time". Therefore, Ushahidi aims to empower organizations and people all over the world to increase public awareness around social events like elections, local crises or resources. It provides free and open access to tools that facilitate the aggregation, presentation and mapping of relevant datasets online. The platform has been deployed in the DR Congo to monitor unrest, Al Jazeera used it to track violence in Gaza, and it helped monitor the 2009 Indian Elections.

How Africa tweets: visualised. Twitter is often thought of as a European and American phenomenon.

How Africa tweets: visualised

But how does Africa use the social networking tool? Tweetminster and Portland have analysed more than 11.5m geo-located Tweets from the last three months of 2011. 4 Ways to Create Web-Based Data Visualisations. 11 Ways to Visualize Changes Over Time – A Guide. Deal with data?

11 Ways to Visualize Changes Over Time – A Guide

No doubt you've come across the time-based variety. The visualization you use to explore and display that data changes depending on what you're after and data types. Maybe you're looking for increases and decreases, or maybe seasonal patterns. This is a guide to help you figure out what type of visualization to use to see that stuff. Let's start with the basics: the line graph. The future of content navigation. Let’s forget business models and monetization — just for a brief moment.

The future of content navigation

Instead, we’ll focus on one key issue: the interface, the way you access, browse, spot, save relevant information. The interface is pivotal. Data Visualization: Modern Approaches. Advertisement Data presentation can be beautiful, elegant and descriptive.

Data Visualization: Modern Approaches

There is a variety of conventional ways to visualize data – tables, histograms, pie charts and bar graphs are being used every day, in every project and on every possible occasion. However, to convey a message to your readers effectively, sometimes you need more than just a simple pie chart of your results. In fact, there are much better, profound, creative and absolutely fascinating ways to visualize data. Many of them might become ubiquitous in the next few years. So what can we expect? Let’s take a look at the most interesting modern approaches to data visualization as well as related articles, resources and tools.

Datavisualization. Data Visualization for the Web. 50 Great Examples of Data Visualization. Wrapping your brain around data online can be challenging, especially when dealing with huge volumes of information.

50 Great Examples of Data Visualization

And trying to find related content can also be difficult, depending on what data you’re looking for. But data visualizations can make all of that much easier, allowing you to see the concepts that you’re learning about in a more interesting, and often more useful manner. Below are 50 of the best data visualizations and tools for creating your own visualizations out there, covering everything from Digg activity to network connectivity to what’s currently happening on Twitter. The Shocking Numbers Behind Cellphone Usage [Infographic] 2 February '11, 02:59pm Follow It is pretty amazing how mobile phones have taken over the world and it is even more amazing if you see usage numbers put in perspective.

The Shocking Numbers Behind Cellphone Usage [Infographic]

The first (practical) mobile phone was produced by Motorola in 1973, had a battery time of 20 minutes and cost about a million dollar to produce. By 1983 the cost of a mobile phone had dropped to $4000 and by 2003 they were virtually free with a subscription. But even without a subscription you can buy lots of phones below $100 these days. Ushahidi. The Work of Jonathan Harris. Gary Flake: is Pivot a turning point for web exploration? Clive Thompson on the Power of Visual Thinking.

Illustration: Posttypography When I went online to shop for a laptop this summer, I faced a blizzard of choices.

Clive Thompson on the Power of Visual Thinking

Was an ultralight worth the price, or would a heavier model do? Did I need a big screen, or would it make the computer a pain to lug around? As I flipped from page to page reading screenfuls of specs, the options baffled me. So I picked up a different thinking tool: a crayon. Using one of my son’s Crayolas, I drew doodles of all the laptops and covered them with little icons depicting the pros, cons, and cost of each. In essence, I used “visual thinking”—drawing pictures to solve a problem.

My crayon experiment was inspired by Dan Roam, a visual-thinking guru and author of The Back of the Napkin. But dynamic, complicated problems—like global warming and economic reform—often can’t be boiled down to simple narratives. For example, during the health care debate, President Obama couldn’t seem to communicate how the heck reform would work, no matter how many speeches he gave. Twitter releases data from Japan Earthquake - Faster Forward.