juniorSVM

What is soft margin SVM?

Updated May 17, 2026

Short answer

Soft margin SVM allows some misclassifications to improve generalization.

Deep explanation

It introduces slack variables and regularization parameter C to balance margin size and classification errors.

Real-world example

Used in noisy datasets like customer behavior prediction.

Common mistakes

  • Assuming SVM always perfectly separates classes.

Follow-up questions

  • What is slack variable?
  • What does C control?

More SVM interview questions

View all →