Item Difficulty Rank-Order Correlation on VLAT 53 items
0.44Spearman's RhoClaude 4.6
Evaluation Results
| Method | Links | |
|---|---|---|
| Claude 4.6Mode=Image, Persona Stratum=Baseline2026.06 | 0.44 | |
| Claude 4.6Mode=Image, Persona Stratum=Llow2026.06 | 0.31 | |
| Claude 4.6Mode=Image, Persona Stratum=Lmed2026.06 | 0.24 | |
| Claude 4.6Mode=Image, Persona Stratum=Lhigh2026.06 | 0.23 | |
| Claude 4.6Mode=Text, Persona Stratum=Lmed2026.06 | -0.09 | |
| Claude 4.6Mode=Text, Persona Stratum=Lhigh2026.06 | -0.09 | |
| Claude 4.6Mode=Text, Persona Stratum=Llow2026.06 | -0.19 | |
| Claude 4.6Mode=Text, Persona Stratum=Baseline2026.06 | -0.23 |