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题目在* o0 K9 {- S/ E
http://www.aswetalk.org/bbs/blog-1753-7898.html
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这回不明白的地方多了。还请高手指点:
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" d2 \0 ^* i- C' P% m1.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。" k$ n8 |; \8 E; Y. h
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2 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. 7 `; j2 C u8 i
0 H, D, D- s5 H5 }5 ?1 W5 l3. 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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4.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。
4 d. `) Y' v9 U" y% T8 G2 C可是本质区别是什么哪?
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5.一样大。, u0 z5 o9 W* ?! E3 [
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6.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。! A. P F' w9 |4 O6 e8 m
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