ImageMarker [pos]
is a HighlightImage specification that represents a marker at position pos.
ImageMarker [pos,marker]
represents a custom marker at position pos.
ImageMarker [{pos1,pos2,…},…]
represents multiple marker positions posi.
ImageMarker
ImageMarker [pos]
is a HighlightImage specification that represents a marker at position pos.
ImageMarker [pos,marker]
represents a custom marker at position pos.
ImageMarker [{pos1,pos2,…},…]
represents multiple marker positions posi.
Details
- The following marker specifications can be used:
-
image an Image objectgraphics a Graphics objectexpr any arbitrary expression expr"shape" a known named marker "shape"
- Supported known shapes "shape" include:
-
"Arrow" a downward arrow pointing to pos"Circle" an empty circle centered at pos"CircleBullet" a circle bullet centered at pos"Cross" a cross centered at pos"GrayPoint" a gray square centered at pos"OpenCross" an open cross centered at pos"Point" a framed square point centered at pos"Star" a star centered at pos
- Positions posi can be specified by:
-
{x,y} ordinary coordinates in a plot
Examples
open all close allBasic Examples (1)
Highlight image corners as cross-shaped markers:
Specify the marker shape:
Applications (1)
Use a custom arrow marker to highlight the scale and orientation of the image keypoints:
Extract positions, directions and scales of keypoints:
Highlight with arrows on the image:
Neat Examples (1)
Create an effect inspired by Magritte's The Son of Man:
See Also
Related Guides
History
Text
Wolfram Research (2016), ImageMarker, Wolfram Language function, https://reference.wolfram.com/language/ref/ImageMarker.html.
CMS
Wolfram Language. 2016. "ImageMarker." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/ImageMarker.html.
APA
Wolfram Language. (2016). ImageMarker. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/ImageMarker.html
BibTeX
@misc{reference.wolfram_2025_imagemarker, author="Wolfram Research", title="{ImageMarker}", year="2016", howpublished="\url{https://reference.wolfram.com/language/ref/ImageMarker.html}", note=[Accessed: 11-January-2026]}
BibLaTeX
@online{reference.wolfram_2025_imagemarker, organization={Wolfram Research}, title={ImageMarker}, year={2016}, url={https://reference.wolfram.com/language/ref/ImageMarker.html}, note=[Accessed: 11-January-2026]}