NP created using Defining a PICO-based research question (explore)

NP created using Defining a PICO-based research question

https://w3id.org/sciencelive/np/RAQXNGyT0FoC3ok_CJQcKpOIwnCbL1pZqDn-cYmtMrHKw

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http://www.nanopub.org/nschema#Nanopublication Nanopublication ( )

📌 Nanopublication

NP created using Defining a PICO-based research question EffectivenessResearc... PICO comment... approve/disapprove... edit as derived nanopublication... create new with same template...

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/n...Kw/healpix-ellipsoid-vs-sphere

healpix-ellipsoid-vs-sphere

http://www.w3.org/1999/02/22-rdf-syntax-ns#type is a http://data.cochrane.org/ontologies/pico/PICO PICO-based research question .

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/n...Kw/healpix-ellipsoid-vs-sphere

healpix-ellipsoid-vs-sphere

http://www.w3.org/1999/02/22-rdf-syntax-ns#type is a https://w3id.org/sciencelive/o/terms/EffectivenessResearchQuestions

effectiveness research question

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/n...Kw/healpix-ellipsoid-vs-sphere

healpix-ellipsoid-vs-sphere

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

"HEALPix on the WGS84 ellipsoid versus HEALPix on the unit sphere for geoscience data"

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/n...Kw/healpix-ellipsoid-vs-sphere

healpix-ellipsoid-vs-sphere

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

"For geospatial data referenced to the WGS84 ellipsoid, does Hierarchical Equal Area isoLatitude Pixelization (HEALPix) defined directly on the WGS84 ellipsoid yield more accurate cell-area uniformity, neighbour adjacency, and pixel-to-geographic-coordinate mapping than HEALPix defined on the unit sphere (the original Górski et al. 2005 formulation), when applied to Earth-observation, oceanographic, atmospheric, and biodiversity data products? "

https://w3id.org/np/RA5e5XeXy_.../comparatorGroup comparatorGroup http://purl.org/dc/terms/description description "HEALPix Discrete Global Grid System defined on the unit sphere (Górski et al. 2005), as implemented in the canonical healpy library, applied to WGS84-referenced data without ellipsoidal correction. " .

https://w3id.org/np/RA5e5XeXy_.../interventionGroup interventionGroup http://purl.org/dc/terms/description description "HEALPix Discrete Global Grid System defined directly on the WGS84 ellipsoid, with cell boundaries, neighbour relations, and coordinate transformations computed under ellipsoidal geometry (as implemented in the healpix-geo Python package)." .

https://w3id.org/np/RA5e5XeXy_.../outcomeGroup outcomeGroup http://purl.org/dc/terms/description description "Cell-area uniformity across the grid; correctness of nearest-neighbour adjacency relations on Earth's actual surface; round-trip accuracy of pixel-to-geographic-coordinate mapping for WGS84-referenced data; preservation of hierarchical refinement (nside doubling) under ellipsoidal geometry." .

https://w3id.org/np/RA5e5XeXy_.../population population http://purl.org/dc/terms/description description "Geospatial data referenced to the WGS84 ellipsoid: Earth-observation imagery, oceanographic and atmospheric fields, biodiversity occurrence records, and any data product whose coordinates are given as geographic latitude/longitude on the WGS84 datum. " .

This is a local identifier that was minted when the nanopublication was created. https://w3id.org/sciencelive/n...Kw/healpix-ellipsoid-vs-sphere healpix-ellipsoid-vs-sphere http://data.cochrane.org/ontologies/pico/comparatorGroup comparatorGroup https://w3id.org/np/RA5e5XeXy_.../comparatorGroup comparatorGroup .

This is a local identifier that was minted when the nanopublication was created. https://w3id.org/sciencelive/n...Kw/healpix-ellipsoid-vs-sphere healpix-ellipsoid-vs-sphere http://data.cochrane.org/ontologies/pico/interventionGroup interventionGroup https://w3id.org/np/RA5e5XeXy_.../interventionGroup interventionGroup .

This is a local identifier that was minted when the nanopublication was created. https://w3id.org/sciencelive/n...Kw/healpix-ellipsoid-vs-sphere healpix-ellipsoid-vs-sphere http://data.cochrane.org/ontologies/pico/outcomeGroup outcomeGroup https://w3id.org/np/RA5e5XeXy_.../outcomeGroup outcomeGroup .

This is a local identifier that was minted when the nanopublication was created. https://w3id.org/sciencelive/n...Kw/healpix-ellipsoid-vs-sphere healpix-ellipsoid-vs-sphere http://data.cochrane.org/ontologies/pico/population population https://w3id.org/np/RA5e5XeXy_.../population population .

This is the identifier for the assertion of this nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F.../assertion The assertion above http://www.w3.org/ns/prov#wasAttributedTo

wasAttributedTo

https://orcid.org/0000-0002-1784-2920

Anne Fouilloux

https://orcid.org/0000-0002-1784-2920

Anne Fouilloux

http://xmlns.com/foaf/0.1/name has the name (this is a literal)

"Anne Fouilloux"

This is the identifier for this whole nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F... This nanopublication http://www.w3.org/2000/01/rdf-schema#label has the label (this is a literal)

"NP created using Defining a PICO-based research question"

This is the identifier for this whole nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F... This nanopublication date and time when the nanopublication was created http://purl.org/dc/terms/created was created on (this is a literal)

"2026-05-02T09:57:11.763Z"

(xsd:dateTime) .

This is the identifier for this whole nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F... This nanopublication links to the assertion template that was used to create this nanopublication https://w3id.org/np/o/ntemplate/wasCreatedFromTemplate was created from the assertion template https://w3id.org/np/RA5e5XeXy_...

RA5e5XeXy_

This is the identifier for this whole nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F... This nanopublication the nanopublication consists of an introduction of the given resource http://purl.org/nanopub/x/introduces introduces This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/n...Kw/healpix-ellipsoid-vs-sphere

healpix-ellipsoid-vs-sphere

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F.../sig

sig

http://purl.org/nanopub/x/hasSignatureTarget has as target This is the identifier for this whole nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F... this nanopublication .

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F.../sig

sig

http://purl.org/nanopub/x/hasAlgorithm has the algorithm (this is a literal)

"RSA"

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F.../sig

sig

http://purl.org/nanopub/x/hasPublicKey has the public key (this is a literal)

"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"

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F.../sig

sig

http://purl.org/nanopub/x/hasSignature has the signature (this is a literal)

"XsdFQ3Vm+NQjhnnT2mCVdJMlLlh+9CO5ForvMxAoytMd18fWL0NDDXPhanh58R/1by1WtLzgMxcSCRkQNJWZ037c0pcgwVqKYEAY6qSNQw1xbzEKe8dXB5K7tajcyB5yQHvKNR+YyrSkR835nEc9ogKWhfRcOXWSPa7aZqbQha/s4Jh17dHPxnbO5IDLuKj5O7quym1RUN4bKq881awPoP4gJ49wRrMK6aw6IFhktSos+5kHJhcW7ZgVjjaUXRc9r3X5pwlwYsR5zQYLrkWom7FezTK1R+NOYXq0dI48Xp9BZoIZGzEAcBdEuwkXrZU8ZdX0WUryqfoD6ohCd7DCuY4KB4pbcIbhUC/TfDcEoYWPAQY2iWX8vRu23tNBprmjb2kmltpGOvPOpmJRECmtxVuDXrJjRpU549u5U0xzuadSf2Fv1n4XeeXAlsnj4ACVdbQiC0XtGaAY/XNSGAVvrX9DWrzA7Bvsj583rrs47qC7riyqm6ecLFdTnjpaWeo4V9tOVS/zvxVhYKnVWJQQLOce95D7SYAt5qv1zD2RckvahLG4uW81lYuxWKDVzWPPYKgutm+M/zTs1dAkGuTEgikhu2ZE6wZR+NSc1OzsFmSMeMRVtM54Tq5zlk1FDIxpcdBbNZ0u7levzNh3eaJvMJTgBwKOjI8Dps75uB5kB/k="

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F.../sig

sig

http://purl.org/nanopub/x/signedBy is signed by https://orcid.org/0000-0002-1784-2920

Anne Fouilloux

This is the identifier for this whole nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F... This nanopublication http://purl.org/nanopub/x/wasCreatedAt was created at https://platform.sciencelive4all.org

platform.sciencelive4all.org

This is the identifier for this whole nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F...

this nanopublication

http://purl.org/dc/terms/creator

creator

https://orcid.org/0000-0002-1784-2920

Anne Fouilloux

This is the identifier for this whole nanopublication. https://w3id.org/sciencelive/np/RAQXNGyT0F...

this nanopublication

http://purl.org/dc/terms/license

license

https://creativecommons.org/licenses/by/4.0/

4.0

Anne Fouilloux, 2 May 2026, 09:57:11 UTC

Raw formats

Full nanopublication: TriG(txt), JSON-LD(txt), N-Quads(txt), XML(txt)

Assertions only: Turtle(txt), JSON-LD(txt), N-Triples(txt), RDF/XML(txt)