If you use GPTIPS (modified or not) in any published work then please include the following citations.

I didn't get paid to write GPTIPS, I work in a semi-academic environment and citations are important for my career.

If you like you can also buy me a coffee!

GPTIPS 2: an open-source software platform for symbolic data mining

Searson D.P., In: Gandomi A., Alavi A., Ryan C. (eds) Handbook of Genetic Programming Applications. Springer, Cham., 2015.

Available here:

No paywall author pre-print:

GPTIPS: an open source genetic programming toolbox for multigene symbolic regression

Searson, D.P., Leahy, D.E. & Willis, M.J.

Proceedings of the International MultiConference of Engineers and Computer Scientists 2010 (IMECS 2010), Hong Kong, 17-19 March, 2010.

This is freely available at:

Related papers that may be of interest.

These use multiple tree and multiple gene representations to generate statistical learning models (gradient boosted symbolic regression) and process control algorithms (symbolic reinforcement learning).

Co-evolution of non-linear PLS model components

Dominic Searson, Mark Willis & Gary Montague

Journal of Chemometrics, 21(12), pp. 592 - 603, DOI: 10.1002/cem.1084, John Wiley and Sons, Ltd., 2007.

Available here:

Improving controller performance using genetically evolved structures with co-adaptation

Dominic Searson , Mark Willis , Gary Montague

in Hamza, M.H. (Ed.), Eighteenth IASTED International Conference on Modelling, Identification and Control, ACTA press, 1999.

Available here (no paywall) :