High Pass Filter
A high pass filter is a filter that removes low frequency signals from source data. Graphically, it works by scanning lines, and columns of a texture, and removing pixels that do not deviate markedly from their neighbours. Put simply, it removes the image and keeps the noise.
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Simone is a seminal virtual reality film, and there are several aspects of both the technology of VR and the social impact, which the film carries off very well, and which deserve to stand on their own merits. The MoCap filter the film alludes to, is one such aspect.
H.D.R., or high dynamic range photography is a relatively new technique used by photographers to take high-quality full lighting range photos that are near-indistinguishable from paintings, for their ability to correctly replicate the lighting of a given scene, exactly how the human eye would see it.
A look at a new means of low-cost, high effectiveness under-skin imager, designed for use in the doctor's office and in the field, that offers a low-cost, high-precision alternative to CT.
With the hubbub surrounding cinema 3.0, and 3D stereoscopy in the cinemas, it seemed only a matter of time before stereoscopy as the next great buzzword of the passive entertainment industry (broadcast networks) started to filter into broadcasting.
In May 2009, the Ishikawa Komuro Lab in Japan, demonstrated the capabilities that robotic manipulation of objects had reached. They had created a three-finger robot arm, with tactile sensors on its fingers, with each finger capable of independent 180 x 180 x 360 motion. All three were connected to a high-speed machine vision camera.
NewScientist reports on six hypothetical ways to make robotic beings that will not harm humans. Not that any of them are likely to come to pass.
Cornell University researcher Michael King has developed a novel prosthetic device. An extra ?organ? for the body which basically removes free-floating cancer cells from the bloodstream, impeding their chances of setting up shop elsewhere in the body.
Passing the Turing test -the holy grail of artificial intelligence, whereby a human conversing with a computer can't tell it's not human- may now be possible via VR with a Blue Gene supercomputer, according to AI experts at Rensselaer Polytechnic Institute.
Virtual always suggests unreal, or imaginary. A virtual entity can pass for, a real thing but is less than the real thing itself. Sounds like a nice statement. Are we really so sure its true?
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Australia's widely criticized proposal to mandate a filter blocking child pornography and other objectionable Internet content has been delayed at least a year so the government can review what content should be restricted.
Sony today announced its first A/V receiver capable of supporting 3-D audio and video.
Featuring HDMI 1.4 3D pass-through technology, ample high-definition connectivity and compatibility with all of the latest Blu-ray Disc au...
Australia on Monday denied waging a campaign of vengeance against Google after launching a police probe of the web giant, a strong critic of plans for a nationwide Internet filter.
Communications Minister Stephen Conroy has c...
A group of researchers from Sweden have provided further evidence that illegal drugs can be detected in the breath, opening up the possibility of a roadside breathalyzer test to detect substances such as cocaine, amphetamines and cannabis.<...
The brain region responsible for one of humankind's neatest mental tricks may have been identified.
We think nothing of singling out one person's voice at a party buzzing with people chatting. But researchers have struggled...