---
title: "Top-k selection mathematical notation"
description: "Top-k selection is a recurring research-paper notation family. Returns the k largest values, their indices, or both according to the operator's local…"
canonical_url: "https://fanout.sh/labs/math-decoder/symbol/top-k-selection"
md_url: "https://fanout.sh/labs/math-decoder/symbol/top-k-selection.md"
last_updated: "2026-08-09"
access: "public"
---

# Top-k selection mathematical notation

Top-k selection is a recurring research-paper notation family. Returns the k largest values, their indices, or both according to the operator's local…

## Public overview

Top-k selection is a recurring research-paper notation family. Returns the k largest values, their indices, or both according to the operator's local convention.

Top-k selection: Returns the k largest values, their indices, or both according to the operator's local convention. Example: Keep only the two largest entries.

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