Does equal-area HEALPix gridding remove latitude bias from the power spectrum of satellite imagery? (explore)

Does equal-area HEALPix gridding remove latitude bias from the power spectrum of satellite imagery?

https://w3id.org/sciencelive/np/RA3YO8FF5CbILzJU7-Gxf5C6VRxpkQDlA0cuEnVKtQziQ ⧉copy

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Does equal-area HEALPix gridding remove latitud... EffectivenessResearc... PICO comment... approve/disapprove... edit as derived nanopublication... edit as overriding nanopublication... create new with same template...

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equal-area-healpix-power-spectrum

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equal-area-healpix-power-spectrum

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effectiveness research question

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equal-area-healpix-power-spectrum

http://www.w3.org/2000/01/rdf-schema#label has the label (this is a literal)

"Does equal-area HEALPix gridding remove latitude bias from the power spectrum of satellite imagery?"

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/n...al-area-healpix-power-spectrum

equal-area-healpix-power-spectrum

http://purl.org/dc/terms/description has the description (this is a literal)

"For Earth-observation satellite imagery, does computing the angular power spectrum on an equal-area HEALPix grid, compared with a regular geographic lon/lat grid, remove the latitude-dependent area bias in the spectral amplitude?"

https://w3id.org/np/RA5e5XeXy_.../comparatorGroup comparatorGroup http://purl.org/dc/terms/description description "The same analysis on a regular geographic latitude/longitude grid, whose cells shrink in surface area towards the poles." .

https://w3id.org/np/RA5e5XeXy_.../interventionGroup interventionGroup http://purl.org/dc/terms/description description "Angular power spectrum analysis performed on an equal-area HEALPix tessellation of the sphere defined on the WGS84 ellipsoid." .

https://w3id.org/np/RA5e5XeXy_.../outcomeGroup outcomeGroup http://purl.org/dc/terms/description description "Presence or absence of a latitude-dependent bias in the spectral amplitude / power as a function of spatial scale." .

https://w3id.org/np/RA5e5XeXy_.../population population http://purl.org/dc/terms/description description "Earth-observation optical satellite imagery (multispectral surface-reflectance scenes) at regional scale." .

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Anne Fouilloux

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Anne Fouilloux

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"Does equal-area HEALPix gridding remove latitude bias from the power spectrum of satellite imagery?"

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Anne Fouilloux

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Anne Fouilloux

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4.0

Anne Fouilloux, 28 Jun 2026, 15:28:38 UTC

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