منابع مشابه
“Who gathers knowledge/gathers pain.”
Note to readers. What follows are drafts of six chapters of our book in progress, Seductions and Shortcuts: Fallacies in the Cognitive Economy, which is volume 3 of our omnibus work, A Practical Logic of Cognitive Systems, published by Elsevier/NorthHolland. The six chapters that appear here have been drafted as stand-alone pieces, and they have not yet been integrated into a smoothly flowing u...
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The stagnation of biomedical research funding in the US is placing great pressure on the research enterprise. It is time to consider some radical solutions.
متن کاملFunding of US biomedical research, 2003-2008.
CONTEXT With the exception of the American Recovery and Reinvestment Act, funding support for biomedical research in the United States has slowed after a decade of doubling. However, the extent and scope of slowing are largely unknown. OBJECTIVE To quantify funding of biomedical research in the United States from 2003 to 2008. DESIGN Publicly available data were used to quantify funding fro...
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Young researchers are crucially important for basic science as they make unexpected, fundamental discoveries. Since 1982, we find a steady drop in the number of grant-eligible basic-science faculty [principal investigators (PIs)] younger than 46. This fall occurred over a 32-y period when inflation-corrected congressional funds for NIH almost tripled. During this time, the PI success ratio (fra...
متن کاملLevy Statistics and Anomalous Transport: Levy Flights and Subdiffusion
III. Lévy flights 9 A. Underlying random walk process 9 B. Propagator and symmetries 10 C. Presence of external potentials 12 1. Harmonic potential 12 2. Steeper than harmonic potentials 13 D. First passage and first arrival of Lévy flights 15 E. Leapover properties of Lévy flights 17 F. Kramers problem for Lévy flights 18 G. More on the ”pathology” 20 H. Bi-fractional transport equations 22 I....
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ژورنال
عنوان ژورنال: Nature
سال: 1994
ISSN: 0028-0836,1476-4687
DOI: 10.1038/369514b0