Table 2.
SMTL | S2MTL | DW-SMTL | D-S2MTL | DW-S2MTL | |
---|---|---|---|---|---|
Distribution | Unimodal | Complex | Unimodal | Complex | Complex |
Hierarchy | Single | Single | Multiple | Multiple | Multiple |
Use of context information | No | No | Yes | No | Yes |
SMTL sparse multi-task learning, S2 MTL subclass-based SMTL, DW-SMTL deep weighted SMTL, D-S2MTL deep S2MTL, DW-S2MTL deep weighted S2MTL