# Greedy algorithm proven optimal for single-pass semi-streaming matching

Researchers have proven that the greedy algorithm achieves optimal performance for maximum matching in the single-pass semi-streaming model. This finding resolves a long-standing question in streaming graph algorithms and has practical implications for large-scale data processing where memory is limited.

**Importance:** 3/5

## Sources

### Technology
- [Hacker News](https://arxiv.org/abs/2607.14656) — Tue, 21 Jul 2026 17:59:29 +0000