Study Note: Bias, Variance and Model Complexity
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Study Note: Logistic Regression
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Study Note: Linear Regression Part II - Potential Problems
Qualitative Predictors Predictors with Only Two Levels Suppose that we wish to investigate differences in credit card balance between males and females, ignoring the other variables for the moment. If a qualitative predictor (also known as a factor) only has two levels, or possible values, then incorporating it into a regression model is very simple. We simply create an indicator or dummy variable that takes on two possible numerical values. and use this variable as a predictor in the regression equation. This results in the model ...
Apache Spark: Advanced Topics
Study note of Big Data Essentials: HDFS, MapReduce and Spark RDD ...
Apache Spark: Basic Concepts
Study note of Big Data Essentials: HDFS, MapReduce and Spark RDD ...