Token-Budget Robustness and End-to-End QA

Does it survive a tighter budget document recall@10

BudgetHiKEYMultiDocFusionpage methods
0.5K tokens78.874.3cannot adapt
(whole pages)
1K tokens79.174.6
2K tokens81.376.8

the Pack stage at work · still best at 1/32 of the full budget

Do the answers improve EM · exact match, mean of two benchmarks

HiKEY
19.0
MultiDocFusionbest of text chunks
15.4
HopRAGbest of text graph
15.3
SimpleDocbest of MM graph
15.3
RAPTORtext graph · Part 2
15.0
VDocRAGbest of page-level MM
14.5

largest gaps on table/figure-grounded questions and multi-hop (3+) questions

30 / 32