math数学 - 随笔分类(第5页) - papering

m*n matrix min rank square matrix

摘要：m*n matrix m*n=1000 f(A)=25 https://www.cs.princeton.edu/courses/archive/spring12/cos598C/svdchapter.pdf finding the best k -dimensional subspace with 阅读全文

posted @ 2017-10-19 18:51 papering 阅读(252) 评论(0) 推荐(0)

一阶斜率二阶原函数的粗糙度 roughness 切线斜率变化率凹率抛物线的凹率

摘要：损失函数+惩罚函数 2阶导数二阶导数_百度百科 https://baike.baidu.com/item/%E4%BA%8C%E9%98%B6%E5%AF%BC%E6%95%B0/1139067 second derivative 设，求和。 [6] 解：用导数定义求解： [6] 翻译搜索阅读全文

posted @ 2017-10-19 08:09 papering 阅读(293) 评论(0) 推荐(0)

Bloom Filters

摘要：布隆过滤器 http://pages.cs.wisc.edu/~cao/papers/summary-cache/node8.html A Bloom filter is a method for representing a set A of n elements (also called key 阅读全文

posted @ 2017-10-18 21:47 papering 阅读(185) 评论(0) 推荐(0)

adjA=(detA)A-1

摘要：A–>adjA 连续性反函数阅读全文

posted @ 2017-10-16 23:53 papering 阅读(415) 评论(0) 推荐(0)

如果它仅对输入0才得到输出0

摘要：nonsingular 阅读全文

posted @ 2017-10-16 23:38 papering 阅读(159) 评论(0) 推荐(0)

isotropic trace

摘要：trAA*=0 阅读全文

posted @ 2017-10-16 23:34 papering 阅读(145) 评论(0) 推荐(0)

detAB=detAdetB

摘要：elementary row and column operation 阅读全文

posted @ 2017-10-16 23:25 papering 阅读(597) 评论(0) 推荐(0)

解释纯量矩阵

摘要：因为它不改变方向阅读全文

posted @ 2017-10-16 23:01 papering 阅读(808) 评论(0) 推荐(0)

多项式回归仍是线性回归

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posted @ 2017-10-07 09:34 papering 阅读(231) 评论(0) 推荐(0)

小波分析

摘要：https://en.wikipedia.org/wiki/Wavelet For example, a wavelet could be created to have a frequency of Middle C and a short duration of roughly a 32nd n 阅读全文

posted @ 2017-09-30 19:14 papering 阅读(252) 评论(0) 推荐(0)

小波分析蒙特卡洛树

摘要：小波蒙特卡洛阅读全文

posted @ 2017-09-29 23:26 papering 阅读(177) 评论(0) 推荐(0)

lasso the moon

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posted @ 2017-09-29 16:35 papering 阅读(136) 评论(0) 推荐(0)

顾客去哪家超市

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posted @ 2017-09-29 08:32 papering 阅读(139) 评论(0) 推荐(0)

常返态瞬时态

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