@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_compression_	skos:broader	isac:digital_processing_ .
isac:_means_	skos:broader	isac:digital_processing_ .
isac:_sound_	skos:broader	isac:digital_processing_ .
isac:_microprocessor_	skos:broader	isac:digital_processing_ .
isac:noise_reduction_	skos:broader	isac:digital_processing_ .
isac:error_correction_	skos:broader	isac:digital_processing_ .
isac:_dithering_	skos:broader	isac:digital_processing_ .