@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix lexinfo: <http://www.lexinfo.net/ontology/3.0/lexinfo#> .
@prefix ontolex: <http://www.w3.org/ns/lemon/ontolex#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix vann: <http://purl.org/vocab/vann/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://glossary.acousti.cloud/spectrogram> a skos:Concept ;
    rdfs:label "spectrogram"@en ;
    skos:prefLabel "spectrogram"@en ;
    rdf:value "spectrogram" ;
    rdfs:comment "\"A visual representation of the matrix derived from an FFT, with time on the x-axis, frequency on the y-axis, and amplitude values reflected with a colour or intensity gradient.\" (from the Acoustic Index User's Guide)"@en ;
    skos:definition "\"A visual representation of the matrix derived from an FFT, with time on the x-axis, frequency on the y-axis, and amplitude values reflected with a colour or intensity gradient.\" (from the Acoustic Index User's Guide)"@en ;
    skos:inScheme <https://glossary.acousti.cloud/> ;
    skos:topConceptOf <https://glossary.acousti.cloud/> ;
    dcterms:created "2026-09-16"^^xsd:date ;
    dcterms:modified "2026-09-16"^^xsd:date ;
    dcterms:bibliographicCitation "Ross et al. (2023), Functional Ecology, glossary of key terms. https://doi.org/10.1111/1365-2435.14275; Bradfer-Lawrence et al. (2023), Methods in Ecology and Evolution, glossary of key ecoacoustic terms. https://doi.org/10.1111/2041-210X.14194; Erbe et al. (2022), Exploring Animal Behavior Through Sound, Terms and Definitions. https://doi.org/10.1007/978-3-030-97540-1_4" .

<https://glossary.acousti.cloud/spectrogram#entry> a ontolex:LexicalEntry ;
    rdfs:label "spectrogram"@en ;
    ontolex:canonicalForm [ a ontolex:Form ; ontolex:writtenRep "spectrogram"@en ] ;
    ontolex:denotes <https://glossary.acousti.cloud/spectrogram> ;
    lexinfo:normativeAuthorization <http://www.lexinfo.net/ontology/3.0/lexinfo#preferredTerm> .