Posted on March 1st, 2008 by Kele Ding
29 Feb 2008
How do you sift through hundreds of billions of bits of information and make accurate inferences from such gargantuan sets of data? Brown University mathematician Charles “Chip” Lawrence and graduate student Luis Carvalho have arrived at a fresh answer with broad applications in science, technology and business.
In new work published in the Proceedings [...]
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Filed under: Research Methods
Posted on February 19th, 2008 by Kele Ding
By NICKOLAS BAKALAR
The randomized clinical trial, widely considered the most reliable biomedical research method, can have significant drawbacks, a new study suggests, because patients included may not be representative of the broader population.
The scientists, writing in the December issue of The Annals of Surgical Oncology, reviewed 29 clinical trials of surgical procedures in prostate, colon, [...]
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Filed under: Research Methods
Posted on February 18th, 2008 by Kele Ding
from wikipedia
Eye trackers necessarily measure the rotation of the eye with
respect to the measuring system. If the measuring system is head
mounted, as with EOG, then eye-in-head angles are measured. If the
measuring system is table mounted, as with scleral search coils or
table mounted camera (“remoteâ€) systems, then gaze angles are measured.
In many applications, the head position [...]
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Filed under: Research Methods
