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题目在1 l+ T6 X! C* [( ^' O. M1 j
http://www.aswetalk.org/bbs/blog-1753-7898.html, A, c* B8 ~7 n# \% S: F
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这回不明白的地方多了。还请高手指点:
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$ p( [: K' R7 j( k8 A% `7 s1.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。
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9 I0 O% A& d8 _# {9 `4 i+ q% ]$ I2 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.
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" t9 p3 y: Q4 e% F9 c+ B; Z+ Y! c3. 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?
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, T9 r/ h0 p( o4.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。+ k! C* _2 {4 v
可是本质区别是什么哪? C9 q8 u- D+ I f; q# B% R; ~
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5.一样大。
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: R5 A5 x. G4 g6 A" P4 v6.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。8 }' z% A4 U- E
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