Ridge Regression, Lasso Regression, Elasticnet Regression, Machine Learning, Machinelearningalgorithms.
you can see after one point of time θ value becomes zero. When θ value(slope or coefficient) is zero we actually remove that specific feature. Assume you have multi-linear regression like hθ(x)=θ0 + θ1x1 + θ2x2 + θ3x3 + θ4x4 and assume that your θ4 is very small and when we apply Lasso regression