@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:fourier_transform_	skos:broader	isac:wavelet_transform_ .
isac:_haar_	skos:broader	isac:wavelet_transform_ .
<http://webisa.webdatacommons.org/concept/haar+wavelet_transform_>	skos:broader	isac:wavelet_transform_ .