News tagged with edge detection

Edge detection crucial to eyesight

(PhysOrg.com) -- In a major advance in understanding how our eyesight works, Australian scientists have shown that birds' amazing flight and landing precision relies on their ability to detect edges.

Biology / Plants & Animals

created Oct 07, 2009 | popularity 4.3 / 5 (6) | comments 1




Search results for edge detection


We need to talk: How cells communicate to activate notch

During formation of multi-cellular organisms, cells need to talk to each other to make critical decisions as to what kind of cell to become, as well as when and where to become that cell type. The Notch signaling system allows ...

Biology / Cell & Microbiology

created 1 hour ago | popularity not rated yet | comments 0 | with audio podcast

Lower energy could lead to more biological imaging at LCLS

While SLAC's Linac Coherent Light Source was designed to push the limits as a high-energy X-ray laser, users' requests have led staff at the facility to successfully step it back to a lower minimum energy ...

Physics / General Physics

created May 30, 2012 | popularity 5 / 5 (2) | comments 0

Get ready for the transit of Venus

Scientists and amateur astronomers around the world are preparing to observe the rare occurrence of Venus crossing the face of the Sun on 5-6 June, an event that will not be seen again for over a hundred years.

Space & Earth / Space Exploration

created May 25, 2012 | popularity 5 / 5 (2) | comments 0

Researchers uncover how plant skin is assembled

(Phys.org) -- For the first time, scientists have identified how a plant's skin is assembled.

Biology / Biotechnology

created May 22, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Latest Southern Ocean research shows continuing deep ocean change

New research by teams of Australian and US scientists has found there has been a massive reduction in the amount of Antarctic Bottom Water found off the coast of Antarctica. Comparing detailed measurements taken during the ...

Space & Earth / Earth Sciences

created May 21, 2012 | popularity 5 / 5 (5) | comments 0

Is the Earth a cosmic feather-duster?

Scientists at the University of Leeds are looking to discover how dust particles in the solar system interact with the Earth's atmosphere.

Space & Earth / Earth Sciences

created May 18, 2012 | popularity not rated yet | comments 1

Seeking signs of life at the glacier's edge

Microbes living at the edges of Arctic ice sheets could help researchers pinpoint evidence for similar microorganisms that could have evolved on Mars, the Jovian moon Europa, or Saturn's moon Enceladus.

Space & Earth / Earth Sciences

created May 17, 2012 | popularity not rated yet | comments 0 | with audio podcast

A deeper look at Centaurus A

(Phys.org) -- The strange galaxy Centaurus A is pictured in a new image from the European Southern Observatory. With a total exposure time of more than 50 hours this is probably the deepest view of this peculiar ...

Space & Earth / Astronomy

created May 16, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Mercury's magnetic field measured by MESSENGER orbiter

Researchers working with NASA's Mercury Surface, Space Environment, Geochemistry, and Ranging (MESSENGER) spacecraft report the frequent detections of Kelvin-Helmholtz (KH) waves at the edge of the innermost ...

Space & Earth / Space Exploration

created May 15, 2012 | popularity not rated yet | comments 0

Simulated skiers reveal mountain traffic jams

Millions of skiers and snowboarders escape to the mountains every winter, but some everyday stresses -- like traffic jams -- are unavoidable even on the slopes. In plenty of time to prepare for next season, ...

Physics / General Physics

created May 09, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast


List of search results for edge detection