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mark palmer


Last seen: Today Active since 2020

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how to rotate image using function notation
How do I write Matlab code using functions to make a rotation on an image? THis is all I've got so far, and I'm probably way off...

17 hours ago | 1 answer | 0

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answer

Question


InsertShape crossed lines produce a non-color value, how to fix?
Whey is there a white value where the two lines cross in this example, and how can I keep it the color specified in InsertShape?...

25 days ago | 1 answer | 0

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answer

Answered
How to change background color with imrotate function?
A quick, if inelegant, fix is just to convert the image to it's negative I = 255 - I then rotate I = imrotate(I,rotvalue) th...

29 days ago | 0

Question


How to draw a variable width line?
I'm trying to draw a line that has a variable width over time. In the below, i make it go from 1 to 20 and back to 1 over 200 s...

2 months ago | 1 answer | 0

1

answer

Question


How to load a sequence of images, to be accessed by IMAGESC
I want to load a sequence of images, of which this is the first one. What is wrong with this code so that I can't see the image?...

2 months ago | 1 answer | 0

1

answer

Question


word to word text generation example gives error "Invalid training data, labels must not contain undefined values"
When attempting to run example https://www.mathworks.com/help/textanalytics/ug/word-by-word-text-generation-using-deep-learning...

2 months ago | 0 answers | 0

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answers

Question


Generate Text with Deep Learning "Invalid training data. Labels must not contain undefined values" ERROR
I am using the Generate Text with Deep Learning Matlab example, here https://www.mathworks.com/help/deeplearning/ug/generate-te...

3 months ago | 1 answer | 0

1

answer

Question


Directed random wandering.
Directed random wandering I would like to pose a problem that some of you might find interesting. I want to write Matlab cod...

3 months ago | 1 answer | 0

1

answer

Question


how to change size and color of regions in MSERFeatures?
This uses the cameraman example here https://www.mathworks.com/help/vision/ref/mserregions.plot.html Two questions. How to I s...

2 years ago | 0 answers | 0

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answers

Question


How to remove white border from image?
% This draws a small transparent white square in upper left hand side of the group image. % How do I remove white border of the...

2 years ago | 1 answer | 0

1

answer

Question


Why is image colored instead of white?
Why does obj not show white in the colored areas? The numbers read 255 but they come out colored in the image... pic1 = imrea...

2 years ago | 1 answer | 0

1

answer

Question


What's the best way to interpolate the vertices of a polygon?
What's the best way to interpolate the vertices of a polygon? Take a triangle with vertices pKL = [429 92; 326 334; 459 98]; ...

2 years ago | 1 answer | 0

1

answer

Question


TAKING [X1 X2 …] and [Y1 Y2 …] and reshaping them into [Y1 X1 Y2 X2 …]
I would like to take 2 1D arrays [X1 X2 …] and [Y1 Y2 …] and reshape them into a [Y1 X1 Y2 X2 …] array for use as polygon verti...

2 years ago | 1 answer | 0

1

answer

Question


Train a GAN example difficulty
I am working through the example for using a GAN given here: https://www.mathworks.com/help/deeplearning/ug/train-generative-ad...

2 years ago | 4 answers | 1

4

answers

Question


Getting vision.CascadeObjectDetector face detector to detect the face
I've tried using the face detector command on this image and it fails. What can I do to enhance the image so that it detects the...

2 years ago | 0 answers | 0

0

answers

Question


Using vision.CascadeObjectDetector to find rotated faces and findSURFFeatures to align them with original - doesn't work!
I'm trying to use a face detector to locate rotated faces in an image and calculate their bounding box locations in the original...

3 years ago | 0 answers | 0

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answers

Question


Is there any way to set which browser will open a link within the Matlab program?
Is there any way to set which browser will open a link within the Matlab program? When I do link1 = 'https://earth.google.com...

3 years ago | 1 answer | 0

1

answer

Question


How can I split an array into equal overlapping sub-arrays?
How can I split an array into equal overlapping sub-arrays? Simple example where the array divides evenly without any need fo...

3 years ago | 1 answer | 0

1

answer

Question


public xmlfiles for object detection?
Is there a place/places where I can find public trained xmlfiles to use with vision.CascadeObjectDetector(XMLFILE)? The availabl...

3 years ago | 0 answers | 0

0

answers

Answered
how to blend an image that is a non-rectangular mask with a background image?
That's a matlab-provided image that I copied onto my computer and made a tiff. Everybody with matlab should have it as part of t...

3 years ago | 0

Question


how to blend an image that is a non-rectangular mask with a background image?
Okay, I'm stumped. I have a background image and I want to put a circular mask image on top of it, blended together 50-50 for e...

3 years ago | 2 answers | 0

2

answers

Answered
How to identify the relative location of points on a rectangle (or general polygon)?
Any quadrilateral, yes, or any 8, 12 or 16 etc point shape. For a diamond, it would be TL BL BR TR. The other solution to a diam...

3 years ago | 0

Question


How to identify the relative location of points on a rectangle (or general polygon)?
This is more of a mental challenge that a programming one, but I have drawn a polygon with insertShape and I want to be able to ...

3 years ago | 1 answer | 0

1

answer

Question


how to make a smooth spline connection at endpoints?
I can draw a smooth spline across points but when I try to join the end to the beginning I get a sharp corner instead of a smoot...

3 years ago | 1 answer | 1

1

answer

Question


Is there a way to take a kml file created in Matlab and export it as an image?
Is there a way to take a kml file created in Matlab and export it as an image within Matlab, in addition to kml?

3 years ago | 0 answers | 0

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