Scribe in the House of Life: Hannah Pethen Ph.D.

Using digital humanities to learn from the past

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Gurob Harem Palace Project
Assessment of Archaeological Resource in Aggregate Areas of the Isle of Wight.

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Category: Technology

Posts about technology and archaeology, how we use it, how it works and the results it provides us with.

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Errors, inaccuracies, resolution and RMSE: Georeferencing a difficult map of Abu Rawash’s pyramid and cemeteries

On April 28, 2021September 24, 2022 By hannahpethenIn GIS, Satellite remote sensing1 Comment

What makes georeferencing historic maps difficult and how does the process work? Here I georeference a problematic map of Abu Rawash, pyramid and cemeteries, Egypt.

Wonky Giza pyramids: Oblique satellite imagery and georeferencing

On March 31, 2021February 9, 2021 By hannahpethenIn GIS1 Comment

Satellite imagery is very precise but can still exhibit parallax. This is a particular issue for georeferencing historic maps, demonstrated here with reference to the Giza Pyramids.

Shifting mastabas: Georeferencing a plan of a Fourth Dynasty Egyptian mastaba cemetery, at Abu Rawash.

On February 24, 2021September 24, 2022 By hannahpethenIn GIS3 Comments

How do archaeologists relate historic maps and plans to modern satellite imagery and maps? This post and video shows how a historic map of mastaba cemetery F at Abu Rawash, Egypt was georeferenced with ArcGIS.