pyspark.sql.functions.regr_intercept#
- pyspark.sql.functions.regr_intercept(y, x)[source]#
Aggregate function: returns the intercept of the univariate linear regression line for non-null pairs in a group, where y is the dependent variable and x is the independent variable.
New in version 3.5.0.
- Parameters
- Returns
Column
the intercept of the univariate linear regression line for non-null pairs in a group.
Examples
>>> from pyspark.sql import functions as sf >>> x = (sf.col("id") % 3).alias("x") >>> y = (sf.randn(42) + x * 10).alias("y") >>> spark.range(0, 1000, 1, 1).select(x, y).select( ... sf.regr_intercept("y", "x") ... ).show() +--------------------+ |regr_intercept(y, x)| +--------------------+ |-0.04961745990969568| +--------------------+