Engineering Alpha

Engineering Alpha

Predicting Time Series With Partial Least Squares (PLS) Regression in Python

What are the Pros and Cons of this Algorithm?

Sofien Kaabar, CFA's avatar
Sofien Kaabar, CFA
Jan 09, 2026
∙ Paid

Partial Least Squares (PLS) regression is a powerful statistical method that finds a linear regression model by projecting the predicted variables and the observable variables to a new space. It is particularly useful when you have a large set of predictor variables, especially when those variables are highly collinear (correlated) or when you have more…

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