從概率分布函數(shù)的抽樣slingfromprobabilitydistributionfu-資料下載頁
2025-05-11 23:11本頁面
【正文】 xa ab axxdxf )(?aabx ??? )(??產(chǎn)生 ? ?U[0,1]。 ? ? 2. 指數(shù)分布 xx x exde ???? ??? ???? ? 10???? ln1)1l n(1 ?????x?產(chǎn)生 ? ?U[0,1]。 ? ? ?和（ 1?）都是 U[0,1] 4. 幾個典型的例子 Particle decay in flight p: momentum of the particle m: mass of the particle ?0: Life time of the particle in its rest frame The proper decay length of the particle in LAB system: 00 ????? cmpcd ??p(x,?d): the probability density function for a particle to decay after flying distance x in space dxdd exp???/1),( ??4. 幾個典型的例子 Direct sampling method: dd xx xdxd exdexdxpxF????/0/0 11),()( ??? ??????? ???: random number uniformly distributed in (0,1) ?????? ????????? 1ln)(/ dxdexxF
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