Statements (34)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:transformation
|
| gptkbp:abbreviation |
gptkb:DCT
|
| gptkbp:application |
pattern recognition
speech coding watermarking image coding |
| gptkbp:field |
gptkb:signal_processing
data compression image processing |
| gptkbp:form |
cosine function
|
| gptkbp:hasVariant |
gptkb:DCT-I
gptkb:DCT-II gptkb:DCT-III gptkb:DCT-IV |
| https://www.w3.org/2000/01/rdf-schema#label |
discrete cosine transform
|
| gptkbp:introducedIn |
1974
|
| gptkbp:inventedBy |
gptkb:Nasir_Ahmed
|
| gptkbp:inverseTransform |
inverse discrete cosine transform
|
| gptkbp:property |
orthogonality
energy compaction real-valued output |
| gptkbp:relatedTo |
gptkb:Fourier_transform
gptkb:discrete_Fourier_transform gptkb:discrete_sine_transform |
| gptkbp:type |
lossy compression
linear transform |
| gptkbp:usedIn |
gptkb:AAC
gptkb:JPEG gptkb:MPEG audio compression video compression |
| gptkbp:bfsParent |
gptkb:discrete_Fourier_transform
gptkb:MPEG_compression |
| gptkbp:bfsLayer |
6
|