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单词 Monte Carlo Integration
释义

Monte Carlo Integration

In order to integrate a function over a complicated Domain , Monte Carlo integration picks random points oversome simple Domain which is a superset of , checks whether each point is within , and estimatesthe Area of (Volume, -D Content, etc.) as the Area of multiplied by the fraction of pointsfalling within .


An estimate of the uncertainty produced by this technique is given by


See also Monte Carlo Method


References

Press, W. H.; Flannery, B. P.; Teukolsky, S. A.; and Vetterling, W. T. ``Simple Monte Carlo Integration'' and ``Adaptive and Recursive Monte Carlo Methods.'' §7.6 and 7.8 in Numerical Recipes in FORTRAN: The Art of Scientific Computing, 2nd ed. Cambridge, England: Cambridge University Press, pp. 295-299 and 306-319, 1992.


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