recall@20
mrr@20
ndcg@20
0
25
50
75
100
score (0–100 scale)
quantization config, colbert rescorer (hybrid prefetch, k=20, pf=100)
60.6
44.2
45.2
no-quant
(f32)
60.5
44.2
45.2
no-quant
(f16)
60.3
43.8
44.9
no-quant
(turbo4)
60.5
44.2
45.2
scalar
int8
58.9
44.0
44.7
product
x16
58.6
43.9
44.4
binary
(f32)
58.0
44.1
44.5
binary
(f16)
58.1
43.7
44.3
turbo4
tq1