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ImageLegends
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ImageLegends

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is an option for image highlighting that specifies what legends to use.

Details

  • Typical settings for ImageLegends include:
  • Noneadd no legend
    Automaticuse automatic legending
    "Expressions"use the expressions as legends
    {lbl1,lbl2,…}use lbli for the i^(th) input
    expruse expr as the legend
    Placed[lspec,…]specify placement of the legend

Examples

open allclose all

Basic Examples  (1)Summary of the most common use cases

Show and legend corner points and keypoints on an image:

In[2]:=2
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https://wolfram.com/xid/05fos991ms-exr8fo
Out[2]=2

Scope  (3)Survey of the scope of standard use cases

Specify custom legend placement:

In[3]:=3
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https://wolfram.com/xid/05fos991ms-da664a
Out[3]=3

Use ImageLegends"Expressions" to use the input regions as legend labels:

In[1]:=1
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https://wolfram.com/xid/05fos991ms-85jc2g
Out[1]=1

Show no legends:

In[1]:=1
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https://wolfram.com/xid/05fos991ms-ppo5kr
Out[1]=1

Applications  (2)Sample problems that can be solved with this function

Display a legend to distinguish between corner points and keypoints on an image:

In[13]:=13
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https://wolfram.com/xid/05fos991ms-2w3lnx
Out[13]=13

Automatically display legends for the result of a semantic object detection function:

In[1]:=1
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https://wolfram.com/xid/05fos991ms-hr2g48
Out[1]=1

Properties & Relations  (3)Properties of the function, and connections to other functions

Displaying a legend sets the highlighting color based on the legend label:

In[1]:=1
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https://wolfram.com/xid/05fos991ms-ub0oyj
Out[2]=2

If a color has been explicitly specified, it is used instead:

In[3]:=3
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https://wolfram.com/xid/05fos991ms-ecemyk
Out[3]=3

The ImageLegends specification is displayed after any explicit use of Legended:

In[1]:=1
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https://wolfram.com/xid/05fos991ms-ydxxcz
Out[1]=1

Association keys can be used both as label and legend specification:

In[1]:=1
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https://wolfram.com/xid/05fos991ms-hpun5z
Out[1]=1
Wolfram Research (2020), ImageLegends, Wolfram Language function, https://reference.wolfram.com/language/ref/ImageLegends.html.
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Wolfram Research (2020), ImageLegends, Wolfram Language function, https://reference.wolfram.com/language/ref/ImageLegends.html.

Text

Wolfram Research (2020), ImageLegends, Wolfram Language function, https://reference.wolfram.com/language/ref/ImageLegends.html.

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Wolfram Research (2020), ImageLegends, Wolfram Language function, https://reference.wolfram.com/language/ref/ImageLegends.html.

CMS

Wolfram Language. 2020. "ImageLegends." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/ImageLegends.html.

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Wolfram Language. 2020. "ImageLegends." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/ImageLegends.html.

APA

Wolfram Language. (2020). ImageLegends. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/ImageLegends.html

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Wolfram Language. (2020). ImageLegends. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/ImageLegends.html

BibTeX

@misc{reference.wolfram_2025_imagelegends, author="Wolfram Research", title="{ImageLegends}", year="2020", howpublished="\url{https://reference.wolfram.com/language/ref/ImageLegends.html}", note=[Accessed: 28-April-2025 ]}

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@misc{reference.wolfram_2025_imagelegends, author="Wolfram Research", title="{ImageLegends}", year="2020", howpublished="\url{https://reference.wolfram.com/language/ref/ImageLegends.html}", note=[Accessed: 28-April-2025 ]}

BibLaTeX

@online{reference.wolfram_2025_imagelegends, organization={Wolfram Research}, title={ImageLegends}, year={2020}, url={https://reference.wolfram.com/language/ref/ImageLegends.html}, note=[Accessed: 28-April-2025 ]}

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@online{reference.wolfram_2025_imagelegends, organization={Wolfram Research}, title={ImageLegends}, year={2020}, url={https://reference.wolfram.com/language/ref/ImageLegends.html}, note=[Accessed: 28-April-2025 ]}