摘要: The paper:Hui Zou, Trevor Hastie, and Robert Tibshirani,Sparse Principal Component Analysis,Journal of computational and Graphical Statistics, 15(2): ... 阅读全文
posted @ 2014-11-05 23:01 悟净 阅读(376) 评论(0) 推荐(0) 编辑
摘要: 1 function applyhatch(h,patterns,colorlist) 2 %APPLYHATCH Apply hatched patterns to a figure 3 % APPLYHATCH(H,PATTERNS) creates a new figure from... 阅读全文
posted @ 2014-10-17 21:22 悟净 阅读(716) 评论(0) 推荐(0) 编辑
摘要: NaN can be produced by:1. 0/02. Inf - Inf3. Inf/Inf4. 0*Inf5. rem(x,y), where y=0 or x=Inf 阅读全文
posted @ 2014-10-11 21:40 悟净 阅读(186) 评论(0) 推荐(0) 编辑
摘要: Hallmarks of dynamic programming#1Optimal substructure: an optimal solution to a problem (instance) contains optimal solutions to subproblems.e.g. if ... 阅读全文
posted @ 2014-09-28 22:10 悟净 阅读(216) 评论(0) 推荐(0) 编辑
摘要: The basic problem we study in probability is:Given a data generating process, what are the properties of the outcomes?The basic problem of statistical... 阅读全文
posted @ 2014-09-16 11:55 悟净 阅读(204) 评论(0) 推荐(0) 编辑
摘要: ceiling analysis to decide what to work on next in a machine learning pipeline 阅读全文
posted @ 2014-09-05 00:04 悟净 阅读(441) 评论(0) 推荐(0) 编辑
摘要: undocumented sprintfc 阅读全文
posted @ 2014-08-18 15:15 悟净 阅读(456) 评论(0) 推荐(0) 编辑
摘要: 来自统计之都,感谢Ihavenothing(http://cos.name/cn/profile/81532)详情参考:http://cos.name/cn/topic/151358?replies=3#post-3025551 library(showtext)2 setEPS()3 postsc... 阅读全文
posted @ 2014-05-31 20:24 悟净 阅读(1096) 评论(0) 推荐(0) 编辑
摘要: imresize(img, 1/2) 当 img 为 uint8 时与 double 时得到不同结果。 阅读全文
posted @ 2014-05-12 15:34 悟净 阅读(1328) 评论(0) 推荐(0) 编辑
摘要: 分割后的图象如果保存为 JPG 格式,物体边界会产生锯齿状的很暗的像素。 阅读全文
posted @ 2014-05-11 16:36 悟净 阅读(251) 评论(0) 推荐(0) 编辑