Stem polychotom$ (all stems)

2 papers:

SAC-2005-ZhouP #approach #data-driven #design #distance

Data driven approach to designing minimum hamming distance polychotomizer (JZ, GP), pp. 27–31.

ECOOP-2002-Filman #encoding

Polychotomic Encoding: A Better Quasi-Optimal Bit-Vector Encoding of Tree Hierarchies (REF), pp. 545–561.