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题目在
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这回不明白的地方多了。还请高手指点:
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1.不知道。 高低中音什么的一点都不知道。不过解题思路就是找可能的组合个数。1 G6 ~9 h8 r( F2 h6 U
6 ?5 i" c/ \/ N, i2 S2 well, I can reason a bit from the names of these optimization types. The advantage of randomized optimization is for looking for global minimum without being trapped by a local minimum (which is often the case for deterministic optimization). so far (a few years ago before I left school, to be accurate) optimization is cursed by dimensionality, and random optimization has only limited success. * B( i% y {) _" F4 H0 U5 U/ i
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3. 没听说过傅里叶空间插值。如果有的话也不奇怪。那么像实空间插值类似,傅里叶空间插值能准确复原已知频率的结果。别的还有什么呢?1 V5 k' b/ \7 ~. ]: a
. j: V' C3 c8 g3 A! g2 C4.不知道。我只知道复数比较奇妙。有个柯西定理,复函数如果一阶可导,则无穷阶可导。这在实函数是不可能的。8 X9 P7 w o3 o( P6 H& K n! @
可是本质区别是什么哪?/ Z% w7 N. v% D$ }8 a5 e' ~& a) q
$ z( H- i; o# q b H5.一样大。. Q* U& c* J$ B% ?
; b1 w8 I: b1 l9 n6.蒙特卡洛的实质?我也不知道。它的误差是 O(1/sqrt(N)), N是sample个数。. y' w) x$ K) l% |
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