منابع مشابه
Can't surf, won't surf: The digital divide in mental health
BACKGROUND New health information technology (HIT) increasingly plays a role in health care as technology becomes cheaper and more widespread. However, there is a danger that those who do not use or have access to technology will not benefit from HIT innovations, thus creating a "digital divide". AIMS To assess the extent to which mental health service users have access to, skills in using an...
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Any good medical ultrasound imaging system must be able to resolve anatomical structures properly, and simultaneously provide adequate frame rate so that moving structures can be studied with ease. In a conventional imaging system these properties are related by a trade-off, but is it possible to have one and the other by applying more advanced post-processing to acquired RF data? Two new metho...
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There is a serious problem with one of the assumptions made in the security proof of the SURF scheme. This problem turns out to be easy in the regime of parameters needed for the SURF scheme to work. We give afterwards the old version of the paper for the reader’s convenience.
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ژورنال
عنوان ژورنال: Scientific American
سال: 1871
ISSN: 0036-8733
DOI: 10.1038/scientificamerican09091871-165a