11
votes
Accepted
8
votes
Accepted
Reverse the rotation of an animated gif and create a mirror image of it
To keep same speed for GIF import its "DisplayDurations":
dur = Import["/Users/Vitaliy/Desktop/wheel.gif", "DisplayDurations"]
And ...
- 70.8k
8
votes
Converting an Unicode's image into polygon data for an SVG
regs = ConnectedMeshComponents@
BoundaryDiscretizeRegion@ImageMesh[ColorNegate@img];
for regs[[1]], we extract the ...
- 61.3k
5
votes
Accepted
Obtaining the numerical value of barcharts from a plot in an image
This is almost completely automated except:
I have to specificy where in the image the axes are
I can't quite get TextRecognize to work on the x-axis ticks.
The ...
- 2,654
5
votes
Reverse the rotation of an animated gif and create a mirror image of it
The idea is rotate the matrix(rotate 90 Degree), that is
...
- 61.3k
4
votes
Converting an Unicode's image into polygon data for an SVG
bdg = BoundaryDiscretizeGraphics[
Text[Style[FromCharacterCode[{29081}], FontSize -> 300]],
_Text]
...
- 377k
3
votes
Converting an Unicode's image into polygon data for an SVG
On some platforms, exporting to PDF and importing has font issues. Here's a method that exports directly to SVG:
...
- 3,797
3
votes
How to calculate the depth of the lake in mathematica?
We can use a combination of GeoNearest and Entity:
I use the center of your map:
...
- 35.2k
2
votes
Getting Area from GeoGraphics
First I get just the image of the area with a 10 km scale bar:
...
- 2,654
2
votes
How to do edge detection in Mathematica?
ImageLines will be troublesome on this processing especially for the "empty" image where many horizontal lines can be found and ranked nearly equivalently. I suggest attempting to determine ...
- 560
1
vote
How to do edge detection in Mathematica?
Edited to use the new "empty" image
I would start by converting images to greyscale:
greyimgs = Table[ColorConvert[i, "Grayscale"], {i, imgs}]
...
- 6,831
1
vote
Monospaced fonts are not monospaced
I've found that "monospace" fonts seem to be monospaced only at certain, usually fractional font sizes.
To find the right FontSize, I start with some ...
- 538
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