mayya-sharipova edited a comment on pull request #416:
URL: https://github.com/apache/lucene/pull/416#issuecomment-972170715
@jtibshirani Thanks for your extensive review. I've tried to address some
comments, and some comments I think we still need to discuss
> does it have an impact on indexing speed?
I've run another benchmarking experiment with `KnnGraphTester` , and as can
be seen below there seems to be a small impact on indexing speed: 6% increase
in indexing time;.
#### Comparison of glove-100
baseline: main branch
candidate: this PR
| Baseline | candidate
|
| ------------------------------------------------------------ |
------------------------------------------------------------ |
| built 1180000 in 23061/2280885 ms | built
1180000 in 23113/2295566 ms |
| flushed: segment=_1 ramUsed=474.061 MB newFlushedSize=513.284 MB
docs/MB=2,305.768 | flushed: segment=_0 ramUsed=474.061 MB
newFlushedSize=517.153 MB docs/MB=2,288.517 |
| | baseline recall | baseline QPS | candidate recall |
candidate QPS |
| ----------- | --------------: | -----------: | ---------------: |
------------: |
| n_cands=10 | 0.482 | 4199.190 | 0.496 |
3982.133 |
| n_cands=20 | 0.553 | 3563.974 | 0.561 |
3412.251 |
| n_cands=40 | 0.631 | 2713.881 | 0.635 |
2455.465 |
| n_cands=80 | 0.707 | 1902.787 | 0.709 |
1863.012 |
| n_cands=120 | 0.748 | 1497.979 | 0.747 |
1400.822 |
| n_cands=200 | 0.790 | 1031.353 | 0.791 |
1018.244 |
| n_cands=400 | 0.840 | 577.106 | 0.841 |
600.762 |
| n_cands=600 | 0.865 | 417.961 | 0.865 |
436.488 |
| n_cands=800 | 0.881 | 319.900 | 0.881 |
334.503 |
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