Mzuzu, Malawi Building Footprints with 45 cm Satellite Imagery

3,357 image tiles and 91,391 individual building footprint labels cover the urban and peri-urban area of Mzuzu, Malawi. This dataset was created by MLHUB and published via NASA EarthData, with a last update recorded on 2023-01-01. It consists of high-resolution 45 cm satellite imagery from Maxar ODP paired with vector labels in a chipped format for machine learning.

Use Cases

• Train building detection models based on high-resolution 45 cm satellite imagery.
• Benchmark urban density and growth patterns based on the 91,391 individual building labels.
• Develop semantic segmentation algorithms using the paired .tif and .geojson tile/label format.
• Analyze urban and peri-urban land use in Mzuzu, Malawi, as indicated by the dataset keywords.

Strengths

• Contains 91,391 individually labeled building footprints, providing a substantial ground truth.
• Imagery has a high spatial resolution of 45 cm, sourced from Maxar ODP.
• Dataset is designated as a 'ramp Tier 1' dataset, indicating it has been thoroughly reviewed and improved.

Limitations

• Description metadata is limited; actual data quality requires manual inspection after download.
• Column-level documentation is absent; field semantics must be inferred after download.

Provenance

Source

MLHUB, via NASA EarthData.

Collection Method

Satellite imagery sourced from Maxar ODP (10500100195A6700), with corresponding building footprint vector labels created for machine learning.

Freshness

Last updated 2023-01-01 00:00:00; freshness should be verified.

Geography

Mzuzu, Malawi (urban and peri-urban areas).