assertion (explore)

assertion

https://w3id.org/sciencelive/np/RAvIzcWGL89mxdBXTTjgRRd0QJBBAdu7wUqkdHRCssSqs/assertion

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🚩 Minted in Nanopublication

Sphere matched filter transfers A→B at 1.000 without retraining; flat drops from 1.000 to 0.845 on the same transfer FORRT-Replication-Outcome 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/np/RAvIzcWGL8.../sphere-a-to-b

sphere-a-to-b

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

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8.../sphere-a-to-b

sphere-a-to-b

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

"Sphere matched filter transfers A→B at 1.000 without retraining; flat drops from 1.000 to 0.845 on the same transfer"

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8.../sphere-a-to-b

sphere-a-to-b

https://w3id.org/sciencelive/o/terms/isOutcomeOf is an outcome of https://w3id.org/sciencelive/n...discipline-transfer-study-2026

spherical-ml-cross-discipline-transfer-study-2026

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8.../sphere-a-to-b

sphere-a-to-b

https://w3id.org/sciencelive/o/terms/hasOutcomeRepository has the repository https://doi.org/10.5281/zenodo.20082933

doi:10.5281/zenodo.20082933

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8.../sphere-a-to-b

sphere-a-to-b

http://schema.org/endDate was completed on (this is a literal)

"2026-05-06"

(xsd:date) .

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8.../sphere-a-to-b

sphere-a-to-b

https://w3id.org/sciencelive/o/terms/hasValidationStatus has the validation status https://w3id.org/sciencelive/o/terms/Validated

validated

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8.../sphere-a-to-b

sphere-a-to-b

https://w3id.org/sciencelive/o/terms/hasConclusionDescription has the conclusion (this is a literal)

"The substrate-rotation-equivariance property the within-discipline test (chain A) demonstrated also delivers cross-discipline transfer at the same magnitude on the HEALPix-NESTED substrate. The sphere-harmonic band-pass matched filter trained on a cosmology-like domain (uniformly-random feature locations, steep background spectrum) classifies a climate-like domain (high-latitude features, smoother background plus cosine-of-latitude baseline) at 1.000 accuracy without retraining. The equivalent lat-lon flat matched filter trained identically drops from 1.000 in-domain on the cosmology-like domain to 0.845 on the cross-domain transfer to the climate-like domain because the equator-shape template under-responds to polar-stretched features in lat-lon space. Both pipelines reach 1.000 / 0.995 in-domain on the climate-like domain when trained directly on it, so the test is fair — the asymmetry shows up only in the cross-discipline transfer column. This is the operational claim that investments in sphere-aware models from one discipline (astrophysics / cosmology, where the HEALPix ML stack is most mature — DeepSphere, foscat, healpy) carry over to other disciplines (climate, biodiversity, Earth observation) on the shared HEALPix substrate without retraining."

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8.../sphere-a-to-b

sphere-a-to-b

https://w3id.org/sciencelive/o/terms/hasEvidenceDescription has the evidence (this is a literal)

"Numerical results from notebook 06 — sphere-aware {A→A in-domain 0.990; A→B transfer 1.000; B→B upper-bound 1.000} versus lat-lon-flat {A→A in-domain 1.000; A→B transfer 0.845; B→B upper-bound 0.995}. 200 training samples + 100 test samples per class per domain. Identical (max, mean, std) features and identical logistic-regression classifier heads on both pipelines. Reproducible end-to-end via the repository's environment.yml + Snakefile. Github repository: https://github.com/annefou/spherical-ml-biodiversity"

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8.../sphere-a-to-b

sphere-a-to-b

https://w3id.org/sciencelive/o/terms/hasConfidenceLevel has the confidence level https://w3id.org/sciencelive/o/terms/HighConfidence

high

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8.../sphere-a-to-b

sphere-a-to-b

https://w3id.org/sciencelive/o/terms/hasLimitationsDescription has the limitations (this is a literal)

"(i) Synthetic domain regimes constructed to share feature physics across different background spectra; true cross-discipline transfer from real cosmology data (e.g. Planck CMB on HEALPix) to real climate data (e.g. DLWP-HEALPix forecasts on HEALPix) would require integrating with foscat scattering networks or a DeepSphere graph convolutional network as future work. (ii) The substrate effect is isolated from the model class via the minimal (max, mean, std) feature triple; richer learned representations would deliver substantially different absolute accuracy numbers but the substrate-dependence is the geometric mechanism the experiment captures. (iii) The latitude restriction in the climate-like domain is the regime where lat-lon projection distortion bites hardest; the cross-discipline transfer test would yield different numbers for differently-distributed feature regimes. (iv) Two domains tested; the transfer-between-pairs claim generalises naturally to N-way transfer but was not separately tested with three or more domains. "

This is the identifier for the assertion of this nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8.../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/RAvIzcWGL8... This nanopublication http://www.w3.org/2000/01/rdf-schema#label has the label (this is a literal)

"Sphere matched filter transfers A→B at 1.000 without retraining; flat drops from 1.000 to 0.845 on the same transfer"

This is the identifier for this whole nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8... This nanopublication date and time when the nanopublication was created http://purl.org/dc/terms/created was created on (this is a literal)

"2026-05-08T10:54:41.997Z"

(xsd:dateTime) .

This is the identifier for this whole nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8... 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/RA2zljn0Nw...

RA2zljn0Nw

This is the identifier for this whole nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8... 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/np/RAvIzcWGL8.../sphere-a-to-b

sphere-a-to-b

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8.../sig

sig

http://purl.org/nanopub/x/hasSignatureTarget has as target This is the identifier for this whole nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8... this nanopublication .

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8.../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/RAvIzcWGL8.../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/RAvIzcWGL8.../sig

sig

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

"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"

This is a local identifier minted within the nanopublication. https://w3id.org/sciencelive/np/RAvIzcWGL8.../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/RAvIzcWGL8... 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/RAvIzcWGL8...

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/RAvIzcWGL8...

this nanopublication

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

license

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

4.0

Anne Fouilloux, 8 May 2026, 10:54:41 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)