undirectional
adjEtymology From un- + directional.
1
Not directional.
- Parallel studies are carried out for the undirectional model, where the neighbor effects do not depend on whether they are from the left or right.2015, Kang Li, Wei Zheng, Mingyao Ai, “Optimal designs for the proportional interference model”, in Annals of Statistics, volume 43, pages 1596–1616: