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Every now and again someone comes along and writes an R package that I consider to be a ‘game changer’ for the language and it’s application to Data S 阅读全文
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The glmnetUtils package provides a collection of tools to streamline the process of fitting elastic net models with glmnet. I wrote the package after 阅读全文
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If the media coverage is anything to go by, people are desperate to know who will win the US election on November 8. Polls give us some indication of 阅读全文
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If your regression model contains a categorical predictor variable, you commonly test the significance of its categories against a preselected referen 阅读全文
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原文在此:8 Trips to Combat Imbalanced Classes in You Machine Learning Dataset by Jason Brownlee 当你遇到非均衡数据集的时候,即便是你得到准确率为90%的分类模型,只要你仔细研读你会发现,分类中基本都是某一类。 C 阅读全文
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In the first installment of this series, we scraped reviews from Goodreads. In thesecond one, we performed exploratory data analysis and created new v 阅读全文
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TensorFlow™ is an open source software library for numerical computation using data flow graphs. Nodes in the graph represent mathematical operations, 阅读全文