منابع مشابه
Dr Haig Ferguson
It is impossible to speak too highly of the various admirable and very practical contributions Ferguson made to the Society. They were, one and all, the result of patient research and, latterly, bore the fruits of his wide experience. His mind was a keen and critical one, and his literary style was most lucid and attractive. And now you will allow me to sound the personal note on this greatly b...
متن کاملAllan Frey
The intent of this paper is to bring a new phenomenon to the attention of physiologists. Using extremely low average power densities of electromagnetic energy, the perception of sounds was induced in normal and deaf humans. The effect was induced several hundred feet from the antenna the instant the transmitter was turned on, and is a function of carrier frequency and modulation. Attempts were ...
متن کاملKriging Allan
" Kriging " (after the South African mining engineer Danie Krige) is a term used for a family of methods for minimum error variance estimation. Consider a linear estimatê z 0 = ˆ z(r 0) at a location r 0 based on N measurements z = [z(r 1),. .. , z(r N)] T = [z 1 ,. .. , z N ] T ˆ z 0 = w 0 + N i=1 w i z i = w 0 + w T z, (1) where w i are the weights applied to z i. We consider z i as particula...
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ژورنال
عنوان ژورنال: Nature
سال: 1952
ISSN: 0028-0836,1476-4687
DOI: 10.1038/169014a0