Linear-Time Calculation of the Expected Sum of Edge Lengths in Random Projective Linearizations of Trees Lluís Alemany-Puig author Ramon Ferrer-i-Cancho author 2022-09 text journal article Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal alemany-puig-ferrer-i-cancho-2022-linear 10.1162/coli_a_00442 https://aclanthology.org/2022.cl-3.1/ 2022-09 48 3 491 516