منابع مشابه
Kelp surprise
Coral reefs are considered one of the most important tropical marine habitats. They are hotspots of biodiversity and productivity, so their vulnerability to environmental change has prompted efforts around the world to help manage and conserve threatened reefs. But, according to new work, another tropical environment also provides crucial support to organisms and has been somewhat overlooked be...
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1 Abstract We describe a set of abstractions for managing elaborate irregular data structures that communicate within Cartesian subspaces. These abstractions have been implemented as part of KeLPTools, a joint eeort involving research groups at UCSD and LBNL. We discuss the application of KeLPTools to a challenging problem involving structured adaptive mesh reenement, and discuss progress to da...
متن کاملMaximizing Surprise
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As our lists of well-monitored species worldwide show increasing numbers of those in decline and under threat, it is a treat for researchers to learn of the discovery of a new species — even more so when it is large, showy and appears to be quite distinct from its nearest known relatives. That was the news last month when researchers reported a new species of palm in Madagascar. It was so disti...
متن کاملSurprise Maximization
D. Borwein, J.M. Borwein and P. Mar e hal July 25, 1999 The Surprise Examination or Unexpe ted Hanging Paradox has long fas inated mathemati ians and philosophers, as the number of publi ations devoted to it attests. For an exhaustive bibliography on the subje t, the reader is referred to [1℄. 1 Herein, the optimization problems arising from an information theoreti avoidan e of the Paradox are ...
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ژورنال
عنوان ژورنال: Current Biology
سال: 2007
ISSN: 0960-9822
DOI: 10.1016/j.cub.2007.09.046