Statements (21)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
edge detection algorithm
|
| gptkbp:category |
image analysis
|
| gptkbp:developedBy |
gptkb:David_Marr
gptkb:Ellen_Hildreth |
| gptkbp:field |
computer vision
image processing |
| https://www.w3.org/2000/01/rdf-schema#label |
Marr–Hildreth algorithm
|
| gptkbp:input |
grayscale image
|
| gptkbp:introducedIn |
1980
|
| gptkbp:namedAfter |
gptkb:David_Marr
gptkb:Ellen_Hildreth |
| gptkbp:output |
edge map
|
| gptkbp:purpose |
edge detection
|
| gptkbp:relatedTo |
gptkb:Canny_edge_detector
gptkb:Sobel_operator |
| gptkbp:step |
apply Laplacian operator
detect zero-crossings smooth image with Gaussian filter |
| gptkbp:uses |
gptkb:Laplacian_of_Gaussian
|
| gptkbp:bfsParent |
gptkb:David_Marr
|
| gptkbp:bfsLayer |
4
|