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http://www.atnf.csiro.au/research/workshops/2013/maserworkshop2013/talks/23-Jabulani_Maswanganye.pdf.
http://www.atnf.csiro.au/research/workshops/2013/maserworkshop2013/talks/23-Jabulani_Maswanganye.pdf.
1. Finding periodic signals
. Next: Selection effects Up: Searches and surveys Previous: The problem of sensitivity . љ . Fourier analysis . But these are not sinusoidal signals! . Signal strength is spread over several harmonics . Harmonic folds (incoherent) . Coherent fold search on small grid . Also have to search in DM . Account for size of search space when assessing significance of any spikes in the spectrum . Significance . Jon Bell . Thu Dec 19 15:15:11 GMT 1996
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Ссылки http://www.atnf.csiro.au/research/pulsar/Tutorial/tut/node18.html -- 3.4 Кб -- 04.02.2013
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2. http://www.atnf.csiro.au/iau-comm31/pdf/Leap%20Second.pdf
metrologia The leap second: its history and possible future R. A. Nelson, D. D. McCarthy , S. Malys, J. Levine, B. Guinot, H. F. Fliegel , R. L. Beard and T. R. Bartholome w Abstract. This paper reviews the theoretica l motivatio n for the leap second in the context of the historica l evolutio n of time measurement . Th e periodic insertio n of a leap second step into th e scale of Coordinate d Universal Time (UTC) necessitates frequent changes in comple x timekeepin g systems an d is currentl y th e
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Ссылки http://www.atnf.csiro.au/iau-comm31/pdf/Leap%20Second.pdf -- 382.0 Кб -- 26.09.2010
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