visualization - ReadWriteWeb http://www.readwriteweb.com/feeds/search/visualization en Copyright 2009 Richard MacManus readwriteweb@gmail.com Mon, 23 Nov 2009 21:12:49 -0800 http://www.sixapart.com/movabletype/?v=4.23-en http://blogs.law.harvard.edu/tech/rss Bring Your Own Data: Google Opens Up Visualization API google_visualization_api_logo.jpgWhen Google launched its Visualization API in March, it only allowed developers to create applications on top of spreadsheets in Google Docs. Starting today, developers can also use the API to create graphs and gadgets from any data source connected to the web, including SQL databases and Excel spreadsheets. The Visualization API gives developers the ability to build gadgets, using a set of over 40 different types of visualizations, ranging from interactive bar charts and timelines, to maps and gauges.

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]]> According to Itai Raz from the Visualization API team, Google also created and documented an open-source Python library that will allow developers to start using the API quickly and which runs on Google's AppEngine.

Salesforce

Today, Salesforce.com also announced that it has created a number of tools that will make using the Visualization API easier for Salesforce's own customers and developers. These tools include code snippets and API harnesses and will allow Salesforce customers to create custom reporting and analysis applications for Salesforce's CRM solution or on top of Saleforce's newly announced Force.com platform.

google_visualization_api_graph.jpg

Reporting in the Cloud

As Google points out, more and more companies are storing their data in the cloud, so being able to visualize this data and creating good reporting tools is becoming increasingly important. Creating these reports in the cloud as well seems like a logical step, and we expect that quite a few new applications will be created on top of the Visualization API.

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http://www.readwriteweb.com/archives/google_opens_visualization_api.php http://www.readwriteweb.com/archives/google_opens_visualization_api.php Products Mon, 03 Nov 2008 11:55:08 -0800 Frederic Lardinois
Comment of the Day: Visualizing the Real Time Web Over the past couple of days we've had two in-depth posts on the theme of visualization. This is one of our trends to watch this year; and so these posts are well worth your time reading (and viewing!). Marshall Kirkpatrick wrote User Interfaces Rapidly Adjusting to Information Overload and Sarah Perez wrote The Best Tools for Visualization. The winning comment is from Sarah's post and is from Anton of twingly.com. Anton pointed to his app, a screensaver that is a visualization of the blogosphere as a world globe.

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]]> Congratulations Anton, you've won a $30 Amazon voucher - courtesy of our competition sponsors AdaptiveBlue and their Netflix Queue Widget.

Here is Anton's comment, followed by a video of his app.

"Our screensaver is a visualization of the real time web... more precise a visualization over the blogosphere, real time, as a world globe.

Read more about it here, and look at the Youtube-movie:
http://www.twingly.com/ScreenSaver.aspx

I think it's worth to mentioning!"

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http://www.readwriteweb.com/archives/visualization_real_time_web.php http://www.readwriteweb.com/archives/visualization_real_time_web.php Comments Competition Thu, 13 Mar 2008 22:25:37 -0800 Richard MacManus
The Significance of YouTube's New Swarm Tool YouTube has begun experimenting with a visualization of related videos that's a poor knock-off of the Digg Swarm visualization tool.

NewTeeVee says it's more fun than Digg Swarm but I think it's less useful and actually a bit nauseating to watch. (Update: By the end of the day, it's actually much improved.)

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]]> There's coverage at Lifehacker, Download Squad and I discovered it at Google Operating System. It's fun to see everyone's slightly different take on this interesting little feature. I'll share my perspective below, but first - try the visualization out on this video. Click the full-screen option on the bottom right of the video then click on the network icon in the bottom left. Then hold on to your lunch. There's no full screen option on embeds off-site so you'll have to visit a videos page on YouTube.

Here's a quick screenshot of recommended videos based on the Zombies in Plain English video linked to above. An interesting algorithm, is it not?

My Take on This Tool

There's a couple of things that I think are notable here.

First, the videos are different than the "related videos" in the sidebar of the YouTube page. Second, this visualization is really half-baked. What's the biggest take-away for me here, though? Recommendation and visualization are going to be major issues in the near-term future. In a world of information overload - effective systems of visualization will be small gold-mines and effective recommendation engines will be very large gold mines. That's why the company that made the "Plain English" videos, Common Craft, got hired to do product intro videos for Google - because visual explanation is a rare skill with big payoffs. That's also why it's not at all crazy that recommendation engine MyStrands has now raised more than $55 million. Recommendation and visualization are going to be key challenges for the future. More than just a neat little experiment, today's YouTube visualization is a peak into the future. The fact that they released something so half-baked into the wild just goes to show that visualizing recommendations is easier said than done.

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http://www.readwriteweb.com/archives/youtube_swarm.php http://www.readwriteweb.com/archives/youtube_swarm.php Products Fri, 14 Dec 2007 08:23:23 -0800 Marshall Kirkpatrick
IBM Many Eyes: Rich Visualization on the Web IBM has just released a new product called Many Eyes, a "shared visualization and discovery" service. We talked about the usefulness or otherwise of 3D graphics on the Web earlier this week (and most people agree that 3D is becoming increasingly relevant), so this is I suppose another rich way to present data and content on the Web. The aim of Many Eyes, according to the press release, is to "explore different visual representations of large amounts of data and share it with others to help them collectively make better sense of the information."

Essentially Many Eyes is a mashup machine for visualizing data! A tour of the site is offered here. Users can upload their own datasets, and/or work with existing datasets on the site.

There are a lot of great options to visualize the datasets, as outlined on this page. As an example, check out this visualization of McDonalds calories data:

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As the headline for this graph notes, eating large fries gives you more calories than a Big Mac. In the above example, you can select other data types on the left (Total Fat, Saturated Fat, etc) and the graph changes. Also you can re-size the graphs easily. The actual visualization rendering in the browser is done using Java.

Conversations (i.e. comments) are encouraged on the site, to help make sense of the data. So given enough interest, there's sure to be some "collective intelligence" happening on Many Eyes over time. As far as the above graph goes, right now the only comment is: "I guess the best thing to order is the plain hamburger with small fries. You'll get an authentic McD's experience and not die." Which is actually pretty useful advice :-)

Tim O'Reilly also posted on this, including this great comment from one of the developers Martin Wattenberg: "In Many Eyes our goal is to "democratize" visualization by offering it as a simple service." Fernanda Viegas is the other developer.

Many Eyes is available as a service on IBM's alphaWorks Services website, so it is still an "alpha" app. But even now I can see Many Eyes having many uses, across both business and consumer applications. I'm generally excited about the richer forms of content delivery and manipulation we're seeing on the Web these days, so Many Eyes is a promising service.

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http://www.readwriteweb.com/archives/ibm_many_eyes_visualization.php http://www.readwriteweb.com/archives/ibm_many_eyes_visualization.php News Wed, 24 Jan 2007 17:16:20 -0800 Richard MacManus
Visualizing Digg: Tree Rings The wonderful Information Aesthetics blog points us to human-computer interaction student Chris Harrison's Digg Rings visualization. Digg Rings is the latest in a series of awesome visualization projects from Harrison, and it displays a year's worth of Digg data in an absolutely stunning manner. These are interactive visualizations like those from Digg Labs, but they're equally beautiful and would make one heck of a poster.

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]]> Harrison used the Digg API to grab the top 10 most dugg stories between May 24, 2007 and May 23, 2008. He then rendered those stories as a series of tree-like rings moving outward. Ring thickness is determined by the number of diggs each story received, and color is determined by which of Digg's eight top-level categories the story falls into.

Harrison created a series of ring graphics showing all stories, as well as breaking them down by month and day (above). He also made rings using the entire set of Digg historical data going back to December 1, 2004. I won't try to guess what trends one might be able to identify from looking at the Digg Rings (though the above graphic seems to indicate more site volume on Monday, Tuesday, and Thursday), but the results are simply gorgeous. Certainly one of the coolest Digg visualizations we've seen. You can download full PDFs of the rings at Harrison's site. ]]>Discuss]]> http://www.readwriteweb.com/archives/visualizing_digg_tree_rings.php http://www.readwriteweb.com/archives/visualizing_digg_tree_rings.php Visualization Wed, 04 Jun 2008 11:00:00 -0800 Josh Catone An Online Collection of Visualized Networks VisualComplexity.com is a site that intends to be a unified resource space for the visualization of complex networks. Their main goal is to better understand the different types of visualization methods used across several different disciplines, including social networks and the World Wide Web. Although this site is not new, with all the discussion around the idea of a "social graph," it's a good time to revisit what VisualComplexity has to offer. With the social graph, we're attempting to map everyone to everyone and show how they are connected. This is no minor undertaking.

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]]> Why Visualizations?

The VisualComplexity web site was created by Manuel Lima, an interaction designer, based on research he began while attending the Parsons School of Design. Later on, when he was working as a Teaching Assistant as Parsons, he worked with Christopher Kirwan, to consolidate the research and launch the site.

By understanding the intricacy of networks and discerning patterns from the seeming chaos, we can achieve not only a structural understanding of the networks themselves, but we may also gain knowledge of how to implement major improvements in stability, robustness and security of these networks...knowledge that can help us move forward in not just a better understanding of the social graph, but of the very world around us and its inherent complexities.

The VisualComplexity Project

The VisualComplexity web site effectively functions as a catalog of visualizations of various types of networks, and currently hosts 557 different projects. Although it's pointed out that not all the networks shown are genuinely complex, those that aren't have been chosen for inclusion in the catalog because they demonstrate either an advancement in visual depiction techniques or they show conceptual uniqueness and originality of a subject.

For those interested in visualization techniques and maps, the site is a virtual treasure trove of beautifully created and engaging maps.

For example, there is the map the Processing.org flickr group, (a group interested in Processing - an open source programming language and environment for people who want to program images, animation, and interactions):

There is the Web Trend map, a visualization of all the major players on the web, ordered by category, proximity, popularity, and perspective:

And, for a look at a truly complex visualization, check out the map entitled "A Working Brian Model":

The types of networks on the site can be filtered by subject (Music, Internet, Art, etc.), Method (Arc Diagrams, Data Flow, Globes, Radial, etc.), Trend (Blogosphere, del,icio.us, Flickr, etc.), author, or year. You can also take a look at the site's stats to see the number and percentage of projects by subject, most searched keywords, most viewed projects, and other interesting metadata about the project.

Visualization enthusiasts, prepare to lose yourself for hours in this inspiring and enlightening web site.

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http://www.readwriteweb.com/archives/an_online_collection_of_visualized_networks.php http://www.readwriteweb.com/archives/an_online_collection_of_visualized_networks.php Products Tue, 26 Feb 2008 09:25:00 -0800 Sarah Perez
Mashup Magic: TwitterThoughts Yvo Schaap is a 23 year old student in the Netherlands who spends at least some of his time developing ways to visualize information. More specifically, he has been working with the open Twitter API and generating some amazing informatics visuals from the resulting output. Plus, the tools and methods he uses to get the visuals is almost a lesson in new media artistry.

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]]> Let's look at TwitterThoughts first. Here, Yvo takes a live Twitter API stream, parses it through a Yahoo! Pipes process, dumps the result in a giant MySQL database, then he uses the Google Visualization API to render the output as an interactive Flash chart. A lot of the heavy lifting here is done in the cloud, in freely available utilities. And the result? Let's say Edward Tufte would feel comfortable putting it in his book, Envisioning Information.

Keep in mind that this is just a screenshot of a live Flash application. You have a number of variables to toy with on each axis, plus full control over the timeline slider. Also, you have two separate views.  Overall, we spent a lot of time just clicking on data points, adjusting sliders, and watching progressions. It's endlessly fascinating.

Yvo also generates some other visuals from the data he extracts from the Twitter API, such as the World Twitter Map. In this mashup, different areas have different sized bubbles to indicate their level of activity on Twitter. We couldn't help but notice that the map has a 'zoom out' button but no visible way of zooming in.

Overall, we believe Yvo is doing some groundbreaking work here and fully leveraging the potential of public information management tools such as Pipes and the Google Visualization API. Bravo Yvo! We can't wait to see what you have in store for us next.

]]>Discuss]]> http://www.readwriteweb.com/archives/mashup_magic_twitterthoughts.php http://www.readwriteweb.com/archives/mashup_magic_twitterthoughts.php Twitter Tue, 03 Mar 2009 18:30:00 -0800 Phil Glockner IBM's Many Eyes App After One Month This is a guest post written by two of the researchers behind IBM's Many Eyes app, Martin Wattenberg and Fernanda B. Viégas. R/WW profiled Many Eyes, a "shared visualization and discovery" service, back in January. Many Eyes has been running for a month now, so in this post Martin and Fernanda showcase some of the best visualizations, so far, and talk about the future of "social data analysis" on the Web.

Background: How Many Eyes Evolved

The idea for Many Eyes came from some surprising behaviors that we each serendipitously observed.

Several years ago, Fernanda was working on an email visualization program. When it came time to run experiments, she was extremely careful to let her subjects know that visualizations of their email would be completely private - the assumption was that no one would ever want to reveal their personal mail. To her surprise, her subjects immediately began to ask for ways to share the visualizations with others! In fact, it turned out that the process of storytelling and reminiscing was one of the most valuable aspects of the visualizations.

Martin's serendipitous experience came two years later, when he created a baby name visualization to illustrate a book that his wife had written. After the site went live, he spent an embarrassingly long time doing Google searches to find out what people were saying about it. His self-centered surfing was rewarded with the discovery of many large, detailed blog conversations in which users - who often had no immediate interest in naming babies - speculated about various trends and patterns they'd found in the data. In aggregate, the analysis of the data was both deep and broad - uncovering a huge amount of information.

These two experiences were the motivation behind Many Eyes. We wanted to find out whether these experiences were flukes, or whether there really was a powerful social angle to visualizations. And we felt that the only way to find out was to create a participatory website available to the entire internet - to create not social software, but societal-scale software.

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]]> This represents a break from conventional visualization research. Traditionally, computer scientists concentrate on scaling in terms of data, making visualizations work for bigger and bigger databases. Our agenda is to scale the audience, not the data.


Many Eyes Visualizations homepage

Social use of visualizations - what's happened in the last month

Many Eyes was launched a little more than a month ago. By the way, the original Read/Write Web article listed "Fernanda and Martin" as the developers - in fact everyone in the IBM Visual Communication Lab has worked on the site, and probably the two of us did less of the actual development than anyone else! 

So what has happened? Was our hypothesis about the social use of visualizations correct? It's too early for any scientific conclusions, but that won't stop us from giving some anecdotal evidence ;-) Here are three anecdotes:

1. One of the earliest users of the site uploaded a set of data that described which figures in the New Testament were mentioned together, and then used our graph visualization tool to create a network diagram of these figures. You can see this visualization here (screenshot below) and the blog post they wrote about it here. This network got picked up by a whole community of bloggers who were interested in the statistical analysis of the bible - we counted more than 100 trackbacks on the ESV blog where it was posted. 


New Testament figures visualization

This in turn led other users to upload their own data to create visualizations, such as the proportions of New Testament authorship:


New Testament authorship visualization

2. Another user uploaded a set of data on global warming. In this case, most of the discussion occurred on the site itself - where there was a heated (if you'll pardon the pun!) debate over the meaning of CO2 and temperature trends in recent years.


Global warming visualization

3. A frivolous example, that nonetheless shows the social aspects of the site, can be seen in this visualization of books. Entitled "Harry Potter is Freaking Popular", the diagram is a bubble chart that shows the top 50 books on LibraryThing. In this case, the comments hold not much analysis. But we started a little game: we realized that we could use the highlighting feature of the chart to show which books a person had (or hadn't) read. As of this writing, a dozen people had participated in the "game" of showing what they had or hadn't read.


Library books visualization

What's Next?

A lot, we hope! We think that social data analysis is a lively area right now and we are not the only ones exploring this space - two other sites of note are Swivel and Data360. Each of the 3 sites has a different emphasis, but what we have in common is a belief that the web enables a new, social kind of data analysis; a type of statistical thinking that is both playful and serious. We'd argue that this is just one way in which visualization is becoming a new and important mass medium - but that's a blog entry for another day...


Swivel


Data 360

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http://www.readwriteweb.com/archives/ibm_many_eyes_after_one_month.php http://www.readwriteweb.com/archives/ibm_many_eyes_after_one_month.php Analysis Mon, 05 Mar 2007 06:00:00 -0800 Guest Author
Finally, A Practical Use for Second Life When you think of virtual worlds, the first one that probably pops into your head is Second Life, but in reality, there are a number of different virtual worlds out there. There are worlds for socializing, worlds for gaming, even worlds for e-learning. But one thing that most virtual worlds have in common is that they are places for play, not practicality. (Yes, even the e-learning worlds are designed with elements of "fun" in mind). Outside of some reports that virtual worlds will replace web conferencing in the enterprise, we haven't seen a lot of innovation in this space which would make businesses sit up and take notice. However, that may be about to change thanks to new software that lets you perform data visualization and manipulation techniques within the virtual world environment.

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]]> About Glasshouse

The software, Glasshouse by Green Phosphor, lets you take data from either a spreadsheet or database query and place a 3D representation of it into a virtual world environment where it can then be explored interactively. Users are inserted into the virtual world as an avatar which can then manipulate the visualization of the data by drilling down into it, re-sorting it, or even just spinning it around to see it from all angles.

The benefits to working with data in this way don't really need to be touted too much - many businesses already perform data visualization, often using expensive software and powerful computers to do so. What makes what Green Phosphor does so interesting is not that they've come up with a way to visualize data - it's that they've come up with a way to leverage the platforms of virtual worlds to do so.

How it Works: CICP (Think HTTP for Virtual Worlds)

Some of the company's solutions involve using a proprietary virtual world, "Glasshouse," for data visualization, but for Second Life, Sun's Wonderland, and other virtual world users, they've developed adapters that project graphs from Glasshouse into whichever virtual world you're using. The only requirement is that the virtual world be CICP-enabled.

CICP, or Content Injection and Control Protocol, was developed in-house by Green Phosphor CEO Ben Linquist and released to the public domain. The standard, cross-platform protocol essentially serves as HTTP for virtual worlds where it works as a communication mechanism that the Glasshouse gateway can use to generate temporary artifacts in the worlds. Already it has been added to Sun Wonderland and released under the GPL license there. It has also been implemented in Second Life with the help of a Java servlet and released under a BSD license. The company is currently working to add it to other virtual worlds, too.

Data Viz for Anyone: From Spreadsheets to Biotech

Depending on company size, there are three different levels of service available. First, a spreadsheet world lets you upload Excel spreadsheets that can then be visualized in a web interface. Next, there's a workgroup appliance that delivers data visualization and virtual conferencing needs to small or medium-sized businesses. And finally, enterprise solutions designed especially for virtual markets like bio-technology have also been developed as more customized solutions.

As Linquist explains in this YouTube video, the technology is even advanced enough to produce a virtual laboratory where researchers can perform model-based drug development.

If you have Java installed, you can test their web-based virtual world demo by clicking here (launches Java window). For more information about their solutions, visit GreenPhosphor.com.

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http://www.readwriteweb.com/archives/finally_a_practical_use_for_second_life.php http://www.readwriteweb.com/archives/finally_a_practical_use_for_second_life.php Products Thu, 19 Mar 2009 10:42:33 -0800 Sarah Perez
Google Gets Into World Oceans Day with Google Earth Visualization Apps For many of us, Finding Nemo may mark the last occasion we spent any significant about of time thinking about the ocean.

For World Oceans Day, Google has come to the rescue with a cool collection of visualization apps that use Google Earth to encourage analysis of the big blue. According to last night's post on the Google LatLong Blog, "To help get our heads around the watery part of our planet, we've collected a few visualizations of both issues facing the ocean and cutting edge science. Have a look at the problem of plastics in our oceans, find out about where currents might take your trash, the health of the world's fisheries, and what the latest satellite data says about the state of the ocean."

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]]> "The truth is, even with the help of today's satellites, the most sophisticated global maps of the ocean floor are really just guesswork," writes Steve Miller, Product Manager for Ocean in Google Earth. "Satellites can hardly see past the surface of the water, let alone the ocean floor, and so the ocean remains relatively opaque to our eyes, our technology, and for the most part, our understanding."

According to Google, this makes visualization apps even more important to our understanding and protection of the world's oceans. The related Google Apps page also shows a news ticker with World Oceans Day items and a custom search box in the upper right to find content from partner sites.


The apps show sea surface height, sea surface wind, areas of overfishing, oceanic currents, and other non-Google Earth projects that graphically illustrate marine pollution.

The Google team has also curated a collection of relevant videos on YouTube. While some of the whales/sharks/fish vids make for pretty interesting browsing for fans of shows such as Planet Earth, others serve as graphic and sad reminders of humans' impact on the oceans.

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http://www.readwriteweb.com/archives/google_gets_into_world_oceans_day.php http://www.readwriteweb.com/archives/google_gets_into_world_oceans_day.php Google Mon, 08 Jun 2009 09:33:44 -0800 Jolie O'Dell
Visualizing Last.fm's Friends Network Last.fm, one of the web's most popular recommendation and web radio services, provides their recommendations based on what "people like you" enjoy. This brings a social aspect to their system where friendships have an impact what people listen to. But what do these friendships look like? Are they localized groups having little contact with other users? Or do they actually span across the network of last.fm users?

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]]> An academic blogger, Anonymous Prof, wanted to find out.

Using the Tulip visualization package, he sampled 25,000 relationships out of a data set of 166,332 users pulled from last.fm with help from their API. From this data, he came up with 2310 seed users with 19,008 friends, resulting in 24,036 relationships and an average of 10.41 friends.

From the resulting visual graph, it was clear that last.fm's user network is actually very strong. Although there are some clusters of close friends, even those people have a lot of interconnectivity:

Along the outside of the main network, he found users who either did not have connections within the main network or whose connections were missing because he was only looking at a sampling of users as opposed to the full network. Likely, it was a combination of both. Interestingly enough, even among these outlying users, they had smaller networks of their own:

Graphing the distribution of users to number of friends, it was clear that the majority of last.fm users only have a few friends:

All this data was released on the Anonymous Prof's blog yesterday, where you can find even more images and details. Next up, he plans on collecting the listening history of users in order to examine music listening patterns as they relate to the network. Visualization junkies will want to stay tuned for that.

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http://www.readwriteweb.com/archives/visualizing_lastfms_friends_network.php http://www.readwriteweb.com/archives/visualizing_lastfms_friends_network.php Trends Fri, 15 Feb 2008 08:36:10 -0800 Sarah Perez
5 Ways To Visualize The U.S. Elections The U.S. presidential elections are right around the corner and it seems that just about everyone is looking for news, poll results, and other political coverage both online and off. For those of you who are still eagerly devouring anything related to the elections, you'll want to check out these five tools for visualizing election data. From earmarks to electoral votes, there's a lot you can learn from the apps listed here.

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]]> 1) Visualize Political Contributions By Industry

The non-profit organization called Sunlight Foundation, whose mission is to use the Internet to make information about the U.S. government more accessible,  just released a visualization of campaign contributions from 1990-2008, broken down by industry sectors and party lines. From this app, profiled on Programmable Web, you can see how the finance, insurance, and real estate industries spend more than others. The visualization is interactive - just push the play button after configuring the settings. It was built using Google Motion Chart and data from OpenSecrets.

2) Visualizing Earmarks

Earmarks are a hot topic in the current U.S. Presidential election. You can visit  the web site earmarkwatch.org to investigate those spending measures inserted by members of Congress into bills that direct taxpayer dollars to their pet projects. But an even easier way to track which states are the worst for using earmarks, this visualization over on ManyEyes is useful. Wow, look at Alaska!

3) Visualizing Election Polls

University of Utah computer scientists have written software they hope will eventually allow anyone to interactively and visually analyze election results, political opinion polls or other surveys. The software displays data in the form of "radial" charts that are doughnut-shaped and include features of traditional pie charts and bar graphs. The charts are interactive and animated, too. You can watch a video demonstration over here, but unfortunately, the poll-analysis software isn't quite ready for prime time. What a tease!

4) Electoral College Prediction Tracker

This interactive visualization widget provides an overview of the predicted outcome of the U.S. presidential election. The rows depict the results from different news agencies (The Washington Post, The New York Times, CNN, etc.) and the columns represent the different U.S. states. The states width is based on the number of electoral votes they have available. Political bloggers will really like this one, too - it's embeddable!

5) The 2008 Presidential Election In The Blogosphere

This next visualization, perspctv.com, is an informational dashboard that summarizes and graphs the Internet activity relating to the 2008 presidential elections. The charts compare the similarities as well as the differences between the mainstream media and user-generated content, such as that found on political blogs. Currently, the graphs include CNN polls, new mentions, blogosphere mentions, Twitter mentions, a U.S. electoral map, and Google Trends-based timelines. (via information aesthetics)

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http://www.readwriteweb.com/archives/5_ways_to_visualize_the_us_elections.php http://www.readwriteweb.com/archives/5_ways_to_visualize_the_us_elections.php Products Wed, 08 Oct 2008 06:00:00 -0800 Sarah Perez
Make Your Home Tweet Its Energy Use (Earth Day Project!) Peter Troast, founder of Energy Circle, a company that sells energy-saving products, has created a new energy-monitoring system that sends his home's energy usage stats to Twitter. Inspired by the open source power monitoring kit from Tweet-a-Watt, Troast's system also sends his home's energy data to the web, but it's not in the form of once-a-day tweets like Tweet-a-Watt provides. Instead, his system uses a monitoring device called TED (The Energy Dectective) to create charts which are annotated by family members then tweeted for everyone to see. If you want to do the same for your home, we've got the info.

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]]> Just in time for Earth Day, Troast hooked up a TED device to the junction box in his basement and rigged it to transmit data to the net. That real-time data can be viewed online at www.energycircle.com/ted_display.php. By using Google's Visualization API, he was able to create a graph from the data source that's connected to the web. In this case, that's the TED energy-monitoring device. As there are spikes and dips in the graph, a family member annotates those occurrences and those notes are automatically tweeted to a special Twitter account at Twitter.com/EnergyCirclekw.

Since the Troasts started using the device six months ago, they've decreased their energy use by 15%. Now they're wondering if it will drop even more with the world watching their energy consumption online.

Developers, Want to Make Your Home Tweet?

Although not everyone will want to make their data as public as the Troasts have, we know there are probably a few "do-it-yourselfer" developers who have been waiting for a fun project like this to at least hold them over until Google gets their PowerMeter rolling.

Non-developers, try the Tweet-a-Watt system, instead.

Here's how to create your own real-time TED-tweeting home like the Troasts did:

Materials

Methodology

  1. You'll need a wireless router that has a USB Port and is capable of running an OPEN Wrt operating system. The Troasts went with the ASUS WL 500G Deluxe.
  2. Replace the router's existing operating system with the OPEN Wrt operating system (Here's how.)
  3. A customized script (customized software) has to then be put into the OPEN Wrt operating system. OK, so this is the hard part, Troast says the developers will post the script online at the EnergyCircle blog in a couple of days if there's interest. So if you're interested, please says so in the comments! Without this key piece of the pie, you're left writing your own script. (And if you do, share!)
  4. Plug the TED into the wireless router using TED's USB port.
  5. Write the ability to add an annotation to the data into the web site database so that you can annotate the data in the database.
  6. Write the data display page using the Google visualization API, which enables you to take the data and annotations and make a chart like the one that you see on the EnergyCircle site. (Specifically, they used the Annotated Time Line feature in Google's visualization API).

Note - How the Data Streaming works:

  • The script reads output from the TED every second and records it in a file located on the OPEN Wrt router.
  • Each minute, the router posts the output into the Energy Circle Database.

About TED devices:

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http://www.readwriteweb.com/archives/make_your_home_tweet_its_energy_use_earth_day_project.php http://www.readwriteweb.com/archives/make_your_home_tweet_its_energy_use_earth_day_project.php Products Wed, 22 Apr 2009 10:12:00 -0800 Sarah Perez
Web Trend Map 4 in Final Beta Information Architect firm iA is at the final stages of its latest 'Web Trend Map', an annual visualization that shows prominent Internet trends, products, companies and people.

This year ReadWriteWeb gets a spot in the map, which we're all very proud of here in the RWW virtual office. You can see a full blow up of the image on Flickr and a zoomable version on zoomorama.com.

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http://www.readwriteweb.com/archives/web_trend_map_4_in_final_beta.php http://www.readwriteweb.com/archives/web_trend_map_4_in_final_beta.php Trends Tue, 07 Apr 2009 15:10:33 -0800 Richard MacManus
Akamai Releases Internet Traffic Visualizations Akamai Technologies delivers 15-20% of all web traffic each day, which puts them in a unique position to monitor the status of the global web. This week, they released their previously customers-only web performance visualization tools to the public. The set of six flash-based visualizations let users identify how data is moving across the Internet in real-time.

The flagship app is the Real-time Web Monitor, which shows the countries (or Canadian provinces or American states) that are experiencing the most traffic load. As I write this, California and the United Kingdom are together accounting for 15.5% of global data requests. The app also lets you view the ten worst performing cities (Hong Kong and Tokyo are really hurting right now), and the area experiencing the most outside attacks on the network. (Venezuela is not a safe place to be a server this afternoon.)

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]]> The Visualizing Akamai tool shows the mind boggling number of visitors per minute make up just the 20% of the world's Internet traffic that the company handles. The Network Performance Comparison appears to be just a marketing tool to show how much better Akamai's network is (fun to play with, but not as useful as the others, in my opinion).

In addition to the three web performance visualizations, Akamai offers three performance indexes: News, Retail, and Music. They show traffic trends in different market sectors. For example, you can see the peak shopping times in different parts of the world. The retail graph also shows spikes around certain major shopping times of the year (there is a spike shortly before Mother's Day on the current five-month graph -- I'd expect a big spike later in the year right after Thanksgiving in the US: the official start to the Christmas shopping season here).

Above is a picture of the music index, but my favorite is the news usage visualization. The news index is neat because it has a list of the news events that caused the greatest spikes in traffic to news sites since Akamai started tracking in 2005. Interestingly, they're mostly all sports related. Taking the top spot? Ghana eliminates the US in the World Cup last June. Second and third is the first day coverage of the US college basketball playoffs for the past two years. The first non-sports news is the death of Anna Nicole Smith last February, which checks in at number four, and just 6 of the top 15 news-related traffic spikes are non-sports items.

Akamai also offers desktop widgets for its three net usage indexes. The widgets use Yahoo! Widget Engine for Windows and OS X's dashboard widgets for Mac.

Akamai's data visualization tools are attractive and addictive and a fun way to keep tabs on what's going on across the global net -- trafficwise, anyway. (Other net traffic visualizations include the Internet Health Report and the Internet Traffic Report.)

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http://www.readwriteweb.com/archives/akamai_visualizations.php http://www.readwriteweb.com/archives/akamai_visualizations.php News Thu, 07 Jun 2007 13:07:03 -0800 Josh Catone