News tagged with graphs
Why rumors spread fast in social networks
Information spreads fast in social networks. This could be observed during recent events. Now computer scientists from the German Saarland University provide the mathematical proof for this and come up with a surprising explanation.
May 21, 2012 |
4 / 5 (2) |
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Learned, not innate human intuition: Study finds twist to the story of the number line
Tape measures. Rulers. Graphs. The gas gauge in your car, and the icon on your favorite digital device showing battery power. The number line and its cousins – notations that map numbers onto space and ...
Apr 25, 2012 |
4 / 5 (11) |
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Student’s idea gives graphic details to visually impaired scientists
Whether it's a bar chart showing the debt of European countries, or a graph indicating the rise of carbon dioxide in the atmosphere, graphics are a powerful communications tool that many of us take for granted.
Mar 28, 2012 |
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How quickly things spread
Understanding the spread of infectious diseases in populations is the key to controlling them. If we were facing a flu pandemic, how could we measure where the greatest spreading risk comes from? This information ...
Technology / Computer Sciences
Feb 21, 2012 |
5 / 5 (1) |
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Profound change for Facebook set to 'lock in' users
Facebook on Friday begins rolling out its biggest ever shake-up, in a move observers say will not only profoundly alter how its 800 million users interact with the site, but will keep them coming back for ...
Sep 30, 2011 |
1.8 / 5 (12) |
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Novel high-performance hybrid system for semantic factoring of graph databases
Imagine trying to analyze all of the English entries in Wikipedia. Now imagine you've got 20 times as much information. That's the challenge scientists face when working with gigabyte data sets. Scientists ...
Technology / Computer Sciences
Sep 20, 2011 |
5 / 5 (1) |
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Bursting neurons follow the same beat, sometimes
A simplified mathematical model of the brain's neural circuitry shows that repetitious, overlapped firing of neurons can lead to the waves of overly synchronized brain activity that may cause the halting movements that are ...
Sep 12, 2011 |
5 / 5 (1) |
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Seeing the S-curve in everything
Esses are everywhere. From economic trends, population growth, the spread of cancer, or the adoption of new technology, certain patterns inevitably seem to emerge. A new technology, for example, begins with ...
Jul 20, 2011 |
4 / 5 (7) |
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Can you hear the shape of a graph?
The Bristol exhibit focuses on quantum graphs, which can be thought of as a network of guitar strings tied to each other. When a system like this vibrates it produces a series of sounds with different ...
Jul 05, 2011 |
4.7 / 5 (3) |
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More-efficient computation: Finding local solutions to overwhelmingly complex problems
At a time when the Internet puts an untold amount of information at anyone’s fingertips, and automated scientific experiments churn out data faster than researchers can keep up with it, and communications ...
Technology / Computer Sciences
Mar 31, 2011 |
4.3 / 5 (4) |
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Google introduces its Public Data Explorer
(PhysOrg.com) -- Google's latest release is an application that allows users to create their own interactive, animated graphs and charts using public data such as census data or government statistics on unemployment ...
Mar 09, 2010 |
3.9 / 5 (9) |
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Innovative technique can spot errors in key technological systems
An innovative computational technique that draws on statistics, imaging and other disciplines has the capability to detect errors in sensitive technological systems ranging from satellites to weather instruments.
Technology / Computer Sciences
Jan 27, 2010 |
4 / 5 (1) |
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Mathematics prize goes to University of Chicago's Hannah Alpert
(PhysOrg.com) -- The Association for Women in Mathematics has named Hannah Alpert, a third-year mathematics major at the University of Chicago, a co-winner of the 2010 Alice T. Schafer Prize for excellence in mathematics ...
Nov 18, 2009 |
4 / 5 (6) |
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Chart junk? How pictures may help make graphs better
Those oft-maligned, and highly embellished, graphs and charts in USA Today and other media outlets may actually help people understand data more effectively than traditional graphs, according to new research from North Carolina ...
Other Sciences / Social Sciences
Nov 04, 2009 |
4 / 5 (1) |
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Stock graphs can mislead: People prefer stocks with shorter runs
Can the way stock information is presented lead investors to make the wrong decisions? A new study in the Journal of Consumer Research shows that when investors use charts, they are likely to make a baseless decision about ...
Other Sciences / Social Sciences
Sep 21, 2009 |
5 / 5 (1) |
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Graph
Graph may refer to:
In mathematics:
In computer science:
Other uses:
For more information about Graph, read the full article at
Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.
