RKSPD commented on PR #14892:
URL: https://github.com/apache/lucene/pull/14892#issuecomment-3026030820
## Initial Benchmark Results
### Small Corpus Testing (Wikipedia Cohere 768, 200k docs)
```
Results: Lucene
recall latency(ms) netCPU avgCpuCount nDoc topK fanout maxConn
beamWidth quantized index(s) index_docs/s force_merge(s) num_segments
index_size(MB) overSample vec_disk(MB) vec_RAM(MB) indexType
0.803 2.800 2.343 0.837 200000 100 300 12
16 7 bits 8.46 23646.25 7.58 1
736.49 1.000 733.185 147.247 HNSW
0.822 2.486 2.286 0.920 200000 100 300 12
20 7 bits 7.33 27273.97 7.45 1
736.76 1.000 733.185 147.247 HNSW
0.857 2.657 2.429 0.914 200000 100 300 12
28 7 bits 13.64 14658.46 8.97 1
737.15 1.000 733.185 147.247 HNSW
0.831 2.771 2.514 0.907 200000 100 300 16
16 7 bits 6.44 31075.20 7.42 1
736.61 1.000 733.185 147.247 HNSW
0.846 2.857 2.571 0.900 200000 100 300 16
20 7 bits 7.19 27812.54 8.42 1
736.86 1.000 733.185 147.247 HNSW
0.869 3.029 2.657 0.877 200000 100 300 16
28 7 bits 8.47 23626.70 10.04 1
737.17 1.000 733.185 147.247 HNSW
0.847 2.829 2.486 0.879 200000 100 300 20
16 7 bits 6.11 32717.16 7.05 1
736.68 1.000 733.185 147.247 HNSW
0.862 2.743 2.429 0.885 200000 100 300 20
20 7 bits 6.92 28893.38 8.13 1
736.88 1.000 733.185 147.247 HNSW
0.883 3.086 2.743 0.889 200000 100 300 20
28 7 bits 7.94 25176.23 8.90 1
737.26 1.000 733.185 147.247 HNSW
0.860 2.943 2.657 0.903 200000 100 300 24
16 7 bits 9.37 21342.44 7.21 1
736.69 1.000 733.185 147.247 HNSW
0.880 3.371 3.143 0.932 200000 100 300 24
20 7 bits 7.77 25749.97 8.38 1
736.92 1.000 733.185 147.247 HNSW
0.900 3.086 2.886 0.935 200000 100 300 24
28 7 bits 8.37 23900.57 9.70 1
737.29 1.000 733.185 147.247 HNSW
```
```
Results: JVector
recall latency(ms) netCPU avgCpuCount nDoc topK fanout maxConn
beamWidth quantized index(s) index_docs/s force_merge(s) num_segments
index_size(MB) vec_disk(MB) vec_RAM(MB) indexType
0.877 3.943 3.714 0.942 200000 100 300 12
16 7 bits 12.94 15458.34 101.28 1
1197.28 733.185 147.247 HNSW
0.901 3.771 3.629 0.962 200000 100 300 12
20 7 bits 13.89 14394.70 123.37 1
1197.28 733.185 147.247 HNSW
0.913 3.457 3.314 0.959 200000 100 300 12
28 7 bits 18.52 10802.05 136.17 1
1197.28 733.185 147.247 HNSW
0.915 3.743 3.571 0.954 200000 100 300 16
16 7 bits 15.16 13193.48 118.83 1
1200.28 733.185 147.247 HNSW
0.921 4.029 3.857 0.957 200000 100 300 16
20 7 bits 18.83 10620.22 134.91 1
1200.28 733.185 147.247 HNSW
0.931 3.886 3.714 0.956 200000 100 300 16
28 7 bits 22.87 8746.61 174.35 1
1200.28 733.185 147.247 HNSW
0.921 5.400 5.257 0.974 200000 100 300 20
16 7 bits 15.68 12758.36 126.82 1
1203.30 733.185 147.247 HNSW
0.929 4.229 4.057 0.959 200000 100 300 20
20 7 bits 19.68 10161.57 152.86 1
1203.30 733.185 147.247 HNSW
0.942 4.343 4.171 0.961 200000 100 300 20
28 7 bits 27.79 7197.35 212.50 1
1203.30 733.185 147.247 HNSW
0.930 4.257 4.086 0.960 200000 100 300 24
16 7 bits 17.47 11449.51 131.11 1
1206.33 733.185 147.247 HNSW
0.943 4.314 4.143 0.960 200000 100 300 24
20 7 bits 21.34 9371.63 162.54 1
1206.33 733.185 147.247 HNSW
0.940 4.914 4.743 0.965 200000 100 300 24
28 7 bits 29.75 6722.24 235.78 1
1206.33 733.185 147.247 HNSW
```
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