News tagged with computational complexity

Predicting system crashes in nature and society

The world can deliver sudden and nasty shocks. Economies can crash, fisheries can collapse, and climates can pass tipping points. Providing early warning of such changes currently requires the collection of enormous and often ...

Feb 02, 2012
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Sophisticated simulations predict future warming

The chances of our planet being hit by a global warming of 3 degrees Celsius by 2050 is as likely as it being hit by an increase of 1.4 degrees, new research shows. Presented in the journal Nature Geoscience, the British study ...

May 22, 2012
3.8 / 5 (11) 56

Engineering a safer world

Innovations in software and technology are creating increasingly complex systems: cars that park themselves; medical devices that automatically deliver drugs; and smartphones with the computing power of desktop ...

Apr 24, 2012
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Software helps improve software

The earlier a problem is detected, the easier it can be solved. Before implementing complex programs in a time-consuming process, computer scientists also want to know whether they will reach the desired performance. Apart ...

Feb 21, 2012
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Scientists find universal rules for food-web stability

The findings, published in this week's issue of Science, conclude that food-web stability is enhanced when many diverse predator-prey links connect high and intermediate trophic levels. The computations also reveal that s ...

Aug 06, 2009
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Tracking gene flow in marine plant evolution

A new method that could give a deeper insight into evolutional biology by tracing directionality in gene migration has just appeared in EPJ Data Science. Paolo Masucci from the Centre for Advanced Spatial Analysis, at Uni ...

Dec 10, 2012
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HealthCare.gov gets cybersecurity upgrades

Officials say HealthCare.gov has gotten cybersecurity upgrades ahead of a Nov. 15 start for the second open enrollment season under President Barack Obama's health care law.

Nov 06, 2014
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