seniorR

How does GLM use iterative reweighted least squares (IRLS)?

Updated May 24, 2026

Short answer

GLMs are fitted using IRLS, iteratively solving weighted least squares problems.

Deep explanation

Each iteration updates weights based on the link function until convergence of likelihood.

Unlock with a Pro subscription to view this section.

View pricing

Real-world example

No real-world example available yet.

Unlock with a Pro subscription to view this section.

Upgrade to Pro

Common mistakes

No common mistakes listed yet.

Unlock with a Pro subscription to view this section.

Upgrade to Pro

Follow-up questions

No follow-up questions available yet.

Unlock with a Pro subscription to view this section.

Upgrade to Pro

More R interview questions

View all →