Answered

How do I write a code to rearrage the colors in an RGB color array?

The third dimension of your 229x600 image contains the rgb values for each pixel: image1(:,:,1) is the red channel, image1(:,:,2...

How do I write a code to rearrage the colors in an RGB color array?

The third dimension of your 229x600 image contains the rgb values for each pixel: image1(:,:,1) is the red channel, image1(:,:,2...

mer än 2 år ago | 1

| accepted

Answered

Finding the sum of the first n primes and to use a while function

There are two issues in your code: You are testing if i is not a prime number, when you actually want to test whether it is a p...

Finding the sum of the first n primes and to use a while function

There are two issues in your code: You are testing if i is not a prime number, when you actually want to test whether it is a p...

mer än 2 år ago | 0

Answered

MATLAB Figure and LATEX

I'm not sure what the issue is, but your figure displays just fine when I save it to a png file (my preferred graphics file form...

MATLAB Figure and LATEX

I'm not sure what the issue is, but your figure displays just fine when I save it to a png file (my preferred graphics file form...

mer än 2 år ago | 0

Answered

Merging two arrays of two different types

You are combining double values (from a) with character values (from b), which yields a character array according to MATLAB's cl...

Merging two arrays of two different types

You are combining double values (from a) with character values (from b), which yields a character array according to MATLAB's cl...

mer än 2 år ago | 1

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Answered

How Can I Show a txt File in a GUI ?

A text area would be the way to go, as it will show a scroll bar and wrap text if the content of the textfile is larger than the...

How Can I Show a txt File in a GUI ?

A text area would be the way to go, as it will show a scroll bar and wrap text if the content of the textfile is larger than the...

mer än 2 år ago | 0

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Answered

Count if a vector has at list one element greater than zero

count = sum(v>0) The expression v>0 creates a logical array of 1s and 0s, with a 1 for every element of v that is greater than ...

Count if a vector has at list one element greater than zero

count = sum(v>0) The expression v>0 creates a logical array of 1s and 0s, with a 1 for every element of v that is greater than ...

mer än 2 år ago | 0

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Answered

Equation in a single column matrix?

When I run your code (after fixing a typo when you refer to what I think should be b(n)/13), the result is a 1-by-6 array for c:...

Equation in a single column matrix?

When I run your code (after fixing a typo when you refer to what I think should be b(n)/13), the result is a 1-by-6 array for c:...

mer än 2 år ago | 1

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Answered

evaluation of anonymous function

I am not quite sure if this is what you are asking, but I'll give it a shot: The piece of code important to your question is r...

evaluation of anonymous function

I am not quite sure if this is what you are asking, but I'll give it a shot: The piece of code important to your question is r...

mer än 2 år ago | 1

Answered

Adding a pathdef.m file, as a string, to the current path

You probably want to use textscan for this: fileID = fopen('pathdef_etc.m') C = textscan(fileID, '%s', 'Delimiter', '\n') fcl...

Adding a pathdef.m file, as a string, to the current path

You probably want to use textscan for this: fileID = fopen('pathdef_etc.m') C = textscan(fileID, '%s', 'Delimiter', '\n') fcl...

mer än 2 år ago | 1

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Answered

how to define a gradient colormap

Yes, you can use a fixed colormap by executing the following command each time you plot an image: caxis([-1 1]) This will map ...

how to define a gradient colormap

Yes, you can use a fixed colormap by executing the following command each time you plot an image: caxis([-1 1]) This will map ...

mer än 2 år ago | 1

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Answered

Index a cell array with an cell

Hi Christian, You can pick the corresponding entries for each of the cells of C as follows: C{i}(B{i}==0) The results are the...

Index a cell array with an cell

Hi Christian, You can pick the corresponding entries for each of the cells of C as follows: C{i}(B{i}==0) The results are the...

mer än 2 år ago | 0

Solved

Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

mer än 2 år ago

Answered

Delete values in a table but keep the cells

Try df{r,c} = {''} instead. You should be able to avoid the inner loop entirely by using df{r,3:nCols} = {''} Also, to check...

Delete values in a table but keep the cells

Try df{r,c} = {''} instead. You should be able to avoid the inner loop entirely by using df{r,3:nCols} = {''} Also, to check...

mer än 2 år ago | 0

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Answered

Specify annotation position with respect to x- and y-axes values?

This is an older post, but the following is perhaps useful to others: If horizontal arrows are ok, data units can be used by as...

Specify annotation position with respect to x- and y-axes values?

This is an older post, but the following is perhaps useful to others: If horizontal arrows are ok, data units can be used by as...

mer än 2 år ago | 19

Answered

check if figure exists whithout making it appear and using its figure number in findobj()

R2014b and later no longer use numeric handles for graphics objects, so most answers given above do not work. In these cases, ...

check if figure exists whithout making it appear and using its figure number in findobj()

R2014b and later no longer use numeric handles for graphics objects, so most answers given above do not work. In these cases, ...

nästan 8 år ago | 1