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Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

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Given a and b, return the sum a+b in c.

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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 ...

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Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

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Index table with unrecognized row names
You might want to create your own function in order to achieve this behavior. Here are some basic first steps to consider: ...

environ 7 ans il y a | 1

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How to use grpstats to sum several variables
Given the following table, 'TStock', which is arranged as specified in your question: TStock = 6×5 table Stock I...

environ 7 ans il y a | 1

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Yes, this would still be closest proximity. Column 3 of 'Z' contains the linkage distances between the two clusters merged in th...

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How can I rotate a series of photos to a desired orientation without knowing the initial orientation of each photo?
The Image Processing Toolbox could help you with this. If all of your images contain the same tube at different orientations, bu...

environ 7 ans il y a | 0

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How do I direct the publish html output to the user given directory in which the resulting workspace is saved at the end of the script?
You can specify an output directory for the HTML files using the 'outputDir' property: <http://www.mathworks.com/help/matlab/...

environ 7 ans il y a | 1

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How to apply Matlab CNN code on an input image with 6 channels
Currently, CNN exclusively supports single and RGB channel imagery. Due to this limitation, the ability to use CNNs with image d...

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Integral3 with Error using - Matrix dimensions must agree.
The error is coming from the following part of the code within the 'normal_density_3d' anonymous function: [x1 ;x2; x3]-((r-...

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How can I export to a file xopt and fval parameters from a pattern search function at each iteration?
You can define an 'OutputFcn' in your 'optimoptions' in order to store this information. When defined, the optimization algorith...

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I am experiencing some errors will running my data on svm and Treebag
You are seeing this error because there is a typo in the call to 'TreeBagger' when the name-value pairs are provided. The lack o...

environ 7 ans il y a | 0

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Sorting names of nodes after graphtopoorder
You can use array indexing in order to sort the 'nNodes' in terms of the topological order generated by 'graphtopoorder'. I set ...

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Whether NVIDIA Quadro K620 is enough to run the deep learning codes smoothly with less time in Matlab?
According to the documentation below, using a GPU with deep learning in MATLAB requires a CUDA-enabled NVIDIA GPU with compute c...

environ 7 ans il y a | 1