# Multi-hierarchy feature extraction and multi-step cost aggregation for stereo matching

> Research article (Neurocomputing, 2021) · cited 11× · AI/ML

**Wikidata**: [openalex:W4200033399](https://www.wikidata.org/wiki/openalex:W4200033399)  
**Source**: https://4ort.xyz/entity/multi-hierarchy-feature-extraction-and-multi-step-cost-aggregation-for-stereo-matching