随笔分类 -  math数学

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摘要:w从2次丢下一个球,要求距离和固定来解释褶积 http://colah.github.io/posts/2014-07-Understanding-Convolutions/ Understanding Convolutions Posted on July 13, 2014 neural netw 阅读全文
posted @ 2017-01-14 20:20 papering 阅读(234) 评论(0) 推荐(0)
摘要:w测试最优化算法性能可通过其。 https://en.wikipedia.org/wiki/Rosenbrock_function https://zh.wikipedia.org/wiki/Rosenbrock函数 In mathematical optimization, the Rosenbr 阅读全文
posted @ 2017-01-14 19:53 papering 阅读(1683) 评论(0) 推荐(0)
摘要:https://www.mathworks.com/help/matlab/ref/conv.html?s_tid=gn_loc_drop conv Convolution and polynomial multiplication Convolution and polynomial multip 阅读全文
posted @ 2017-01-11 11:22 papering 阅读(492) 评论(0) 推荐(0)
摘要:http://mathworld.wolfram.com/Variance.html Variance For a single variate having a distribution with known population mean , the population variance , 阅读全文
posted @ 2016-12-30 14:06 papering 阅读(420) 评论(0) 推荐(0)
摘要:Probability and Statistics > Moments > History and Terminology > Disciplinary Terminology > Biological Terminology > History and Terminology > Discipl 阅读全文
posted @ 2016-12-30 13:50 papering 阅读(247) 评论(0) 推荐(0)
摘要:Mathematical Thought From Ancient To Modern Times 阅读全文
posted @ 2016-12-29 23:25 papering 阅读(128) 评论(0) 推荐(0)
摘要:https://en.wikipedia.org/wiki/Gradient 阅读全文
posted @ 2016-12-25 09:28 papering 阅读(190) 评论(0) 推荐(0)
摘要:https://en.wikipedia.org/wiki/Stationary_point https://zh.wikipedia.org/wiki/驻点 阅读全文
posted @ 2016-12-23 22:42 papering 阅读(321) 评论(0) 推荐(0)
摘要:https://en.wikipedia.org/wiki/Regression_analysis Regression analysis is widely used for prediction and forecasting, where its use has substantial ove 阅读全文
posted @ 2016-12-14 19:35 papering 阅读(284) 评论(0) 推荐(0)
摘要:https://en.wikipedia.org/wiki/Cluster_analysis Cluster analysis or clustering is the task of grouping a set of objects in such a way that objects in t 阅读全文
posted @ 2016-12-14 19:21 papering 阅读(400) 评论(0) 推荐(0)
摘要:https://en.wikipedia.org/wiki/Maximum_likelihood_estimation http://mathworld.wolfram.com/MaximumLikelihood.html 阅读全文
posted @ 2016-12-08 23:12 papering 阅读(151) 评论(0) 推荐(0)
摘要:https://en.wikipedia.org/wiki/Least_squares 動差估計法( MM, The Method of Moment ) 最小平方法( LSQ, The Method of Least Square ) 最大概似估計法( ML, The Method of Maxi 阅读全文
posted @ 2016-12-06 15:32 papering 阅读(324) 评论(0) 推荐(0)
摘要:https://en.wikipedia.org/wiki/Euler's_totient_function counts the positive integers up to a given integer n that are relatively prime to n. if two num 阅读全文
posted @ 2016-11-29 23:38 papering 阅读(397) 评论(0) 推荐(0)
摘要:https://en.wikipedia.org/wiki/Law_of_total_probability the total probability of an outcome which can be realized via several distinct events - hence t 阅读全文
posted @ 2016-11-29 15:21 papering 阅读(321) 评论(0) 推荐(0)
摘要:https://en.wikipedia.org/wiki/Bayes'_theorem For example, if cancer is related to age, then, using Bayes’ theorem, a person’s age (prior knowledge) ca 阅读全文
posted @ 2016-11-29 12:25 papering 阅读(354) 评论(0) 推荐(0)
摘要:https://en.wikipedia.org/wiki/An_Essay_towards_solving_a_Problem_in_the_Doctrine_of_Chances 阅读全文
posted @ 2016-11-26 10:51 papering 阅读(249) 评论(0) 推荐(0)
摘要:https://zh.wikipedia.org/wiki/四元数 从明确地角度而言,四元数是复数的不可交换延伸。如把四元数的集合考虑成多维实数空间的话,四元数就代表着一个四维空间,相对于复数为二维空间。 作为用于描述现实空间的坐标表示方式,人们在复数的基础上创造了四元数并以a+bi+cj+dk的形 阅读全文
posted @ 2016-10-14 09:00 papering 阅读(319) 评论(0) 推荐(0)
摘要:https://zh.wikipedia.org/wiki/离散数学 https://en.wikipedia.org/wiki/Discrete_mathematics Research in discrete mathematics increased in the latter half of 阅读全文
posted @ 2016-10-11 00:44 papering 阅读(664) 评论(0) 推荐(0)
摘要:总结: 1、线性变换运算封闭,加法和乘法 2、特征向量经过线性变换后方向不变 https://en.wikipedia.org/wiki/Linear_map Examples of linear transformation matrices In two-dimensional space R2 阅读全文
posted @ 2016-10-04 21:25 papering 阅读(523) 评论(0) 推荐(0)

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