@InProceedings{Gupta2026autoregressive, author= {Umer Gupta and Saku Peltonen and Martin Ritzert}, title= {{Autoregressive Frontier Expansion: Growing Trees with Graph Machine Learning}}, booktitle= {{2nd Workshop on Geometry-grounded Representation Learning and Generative Modeling (GRaM@ICLR), Rio de Janeiro, Brazil}}, month= {April}, year= {2026}, }