09 2017 档案

摘要:One of the assumptions of Classical Linear Regression Model is that there is no exact collinearity between the explanatory variables. If the explanato 阅读全文
posted @ 2017-09-30 09:26 payton数据之旅 阅读(773) 评论(0) 推荐(0) 编辑
摘要:This post explains how to use R to automatically write and send emails based on automatically computed analyses (yep, everything automated). This mean 阅读全文
posted @ 2017-09-12 10:01 payton数据之旅 阅读(422) 评论(0) 推荐(0) 编辑
摘要:In the last post, we focused on the preparation of a tidy dataset describing consumer perceptions of beverages. In this post, I'll describe some analy 阅读全文
posted @ 2017-09-11 09:50 payton数据之旅 阅读(183) 评论(0) 推荐(0) 编辑
摘要:I have been playing around with spatial modelling in the R INLA package. This blog just records a few thoughts I have had about using INLA for kriging 阅读全文
posted @ 2017-09-08 10:14 payton数据之旅 阅读(244) 评论(0) 推荐(0) 编辑
摘要:1、背景 CTR预估,广告点击率(Click-Through Rate Prediction)是互联网计算广告中的关键环节,预估准确性直接影响公司广告收入。CTR预估中用的最多的模型是LR(Logistic Regression)[1],LR是广义线性模型,与传统线性模型相比,LR使用了Logit变 阅读全文
posted @ 2017-09-05 10:07 payton数据之旅 阅读(303) 评论(0) 推荐(0) 编辑

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