Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:algorithm
|
| gptkbp:advantage |
fast computation
less robust to geometric transformations low storage requirements robust to minor image changes |
| gptkbp:contrastsWith |
gptkb:MD5
aHash pHash |
| gptkbp:field |
computer vision
image processing digital forensics duplicate image detection |
| gptkbp:format |
binary string
|
| https://www.w3.org/2000/01/rdf-schema#label |
DHash
|
| gptkbp:input |
gptkb:illustrator
|
| gptkbp:output |
hash value
|
| gptkbp:step |
compare adjacent pixel values
concatenate bits to form hash convert image to grayscale encode comparisons as bits resize image to fixed size |
| gptkbp:supportsAlgorithm |
perceptual hash function
|
| gptkbp:usedFor |
image hashing
image similarity detection perceptual hashing |
| gptkbp:bfsParent |
gptkb:CFS_(Cooperative_File_System)
|
| gptkbp:bfsLayer |
7
|