منابع مشابه
Peaceful collaborations deserve support.
THE FORMER RAND AFRIKAANS UNIVERSITY, now University of Johannesburg, has acted against its own and the South African national interest by terminating the 25-year-old collaboration with the Ben Gurion University of the Negev (Around the World item “End to partnership with Israeli university,” News of the Week, 1 April, p. 19). Boycotts of Israeli scientists, science institutions, and worse, res...
متن کاملMorton - order Matrices Deserve Compilers ’ Support Technical Report 533
A proof of concept is offered for the uniform representation of matrices serially in Morton-order (or Z-order) representation, as well as their divide-and-conquer processing as quaternary trees. Generally, d dimensional arrays are accessed as 2-ary trees. This data structure is important because, at once, it relaxes serious problems of locality and latency, while the tree helps schedule multi-p...
متن کاملGood ideas deserve repeating.
To the Editor:—In a recent letter, Erickson and Lanier reported on a useful method to preoxygenate claustrophobic patients who will not tolerate a facemask, by having the patients hold the L-connector of the anesthesia circuit in their mouth. They may be interested to know that an identical method, complete with an almost identical photograph, was published as a correspondence by Keifer and Sti...
متن کاملEven Hackers Deserve Usability
Penetration testing is a necessary task to prevent or mitigate network intrusion. System administrators often use various penetration testing tools to aid in testing their networks; systems administrators, however, often do not have significant security expertise. It is thus important that penetration testing tools be usable by non-security experts. Here we examine the extent to which two commo...
متن کاملA Architecture-Centric Support for Adaptive Service Collaborations
In today’s volatile business environments, collaboration between information systems, both within and across company borders, has become essential to success. An efficient supply chain, for example, requires the collaboration of distributed and heterogeneous systems of multiple companies. Developing such collaborative applications and building the supporting information systems poses several en...
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ژورنال
عنوان ژورنال: Science
سال: 2011
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.332.6029.536-b