# A graph-based progressive morphological filtering (GPMF) method for generating canopy height models using ALS data

> Research article (International Journal of Applied Earth Observation and Geoinformation, 2019) · cited 26× · AI/ML

**Wikidata**: [openalex:W2920998379](https://www.wikidata.org/wiki/openalex:W2920998379)  
**Source**: https://4ort.xyz/entity/a-graph-based-progressive-morphological-filtering-gpmf-method-for-generating-canopy-height-models-using-als-data