```
python3 bench/bench.py \
  -n "sift1m" \
  -i sift/sift_base.fvecs \
  -q sift/sift_query.fvecs \
  --sample 10000 --qsample 100 \
  -k 10
```

```
python3 bench/bench.py \
  -n "sift1m" \
  -i sift/sift_base.fvecs \
  -q sift/sift_query.fvecs \
  --sample 10000 --qsample 100 \
  -k 10
```