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mark palmer


Last seen: 22 days 前 |  自 2020 起处于活动状态

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How to convert MIDI file into audio file and preserve tempo?
This is a bit of a musical question. First, I generate a click track in MIDI at 1/8 = .1250 and save the data in a MAT file. I ...

7 months 前 | 2 个回答 | 0

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normalize all but the zeros in a vector?
I have a vector that contains 0s, something like this [44 0 23 19 0 0 30] and I want to normalize the non-0 elements to 1-10, f...

7 months 前 | 1 个回答 | 0

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function to generate collections of integers that all sum to the same value?
Here's one for you number freaks.I am looking for a Matlab function that generates all ordered combinations of integers that ad...

7 months 前 | 1 个回答 | 0

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permute with exact repeats
I'm trying to permute a comprehensive list of 3 elements, say [1 2 3] over a 5-size array with at least 1 element included from...

7 months 前 | 2 个回答 | 0

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Inserting zeros into another array at values in the second array
Hi, Lets have the following arrays: A = [8 2 3 5 5 6 7 8 9]; B = [1 3 2 3] Now, I want to write a code which can insert zeros...

8 months 前 | 2 个回答 | 0

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已回答
how to find data points of function passed through a distorted "pipe"?
No worries, I gave it a bit of thought,and it only involves some simple math. Problem solved.

9 months 前 | 0

已回答
how to find data points of function passed through a distorted "pipe"?
THanks for attempting to make sense of my vagueness. What I am looking for is to map the points in the first diagram into the p...

9 months 前 | 0

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how to find data points of function passed through a distorted "pipe"?
This is not going to be your ordinary question, but hopefully somebody can assist me. I want to take a function of data points,...

9 months 前 | 3 个回答 | 0

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how to save a midi message?
Is there a way to save midi messages created with midimsg into a midi file that can be played with a program that plays audio fi...

11 months 前 | 1 个回答 | 1

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已回答
Large MATLAB Figure (>1 GB)
One obvious option is to break the image into segments and save each segment separately, then combine later on.

1 year 前 | 0

已回答
why isn't image changing when it is supposed to?
I figured out the issue, thanks.

1 year 前 | 0

提问


why isn't image changing when it is supposed to?
THis one has me stumped for two days straight. It seems like it should be the easiest thing in the world, but there's something ...

1 year 前 | 2 个回答 | 0

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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...

1 year 前 | 1 个回答 | 0

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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?...

1 year 前 | 1 个回答 | 0

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已回答
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...

1 year 前 | 1

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提问


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...

1 year 前 | 1 个回答 | 0

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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?...

1 year 前 | 1 个回答 | 0

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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...

1 year 前 | 0 个回答 | 0

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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...

1 year 前 | 1 个回答 | 0

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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...

1 year 前 | 1 个回答 | 0

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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...

3 years 前 | 0 个回答 | 0

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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...

4 years 前 | 1 个回答 | 0

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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...

4 years 前 | 1 个回答 | 0

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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]; ...

4 years 前 | 1 个回答 | 0

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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...

4 years 前 | 1 个回答 | 0

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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...

4 years 前 | 4 个回答 | 1

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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...

4 years 前 | 0 个回答 | 0

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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...

4 years 前 | 0 个回答 | 0

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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...

4 years 前 | 1 个回答 | 0

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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...

4 years 前 | 1 个回答 | 0

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