Approximate nearest neighbor search (ANNS) is a long-studied problem in computational geometry  that has received considerable attentions by researchers in the community.
<meaning-changed> Approximate nearest neighbor search (ANNS) is a long-studied problem in computational geometry  that has received considerable attentions by researchers in the community.
Approximate nearest neighbor search (ANNS) is a long-studied problem in computational geometry . \% that has received considerable attentions by researchers in the community.