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Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

11年以上前

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Simulink - join two [512x1] matrices to obtain one [512x2] matrix?
In the _Math Operations_ library : *Matrix Concatenate*

11年以上前 | 0

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Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

11年以上前

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Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

11年以上前

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

11年以上前

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Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

11年以上前

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Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

11年以上前

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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...

11年以上前

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initialisation order of blocks in simulink
Hi, To know the sequence in which Simulink calculates. In the toolbar of your Model Display -> Blocks -> Sorted Executi...

11年以上前 | 0

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

11年以上前

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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. Example...

11年以上前

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

11年以上前

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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 ...

11年以上前

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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 ...

11年以上前

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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...

11年以上前

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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...

11年以上前

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Is my wife right?
Regardless of input, output the string 'yes'.

11年以上前

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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.

11年以上前

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

11年以上前

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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 ...

11年以上前

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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...

11年以上前

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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:...

11年以上前

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How to avoid programmatically the data overlapping from legend in plots
2 ways, If you want it inside : % user defined position (ex : right bottom) set(hleg1,'Position',[0.7443 0.1782 0....

11年以上前 | 1

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Enumerated values in StateFlow chart
Hi, Did you check that the data is defined in the explorer and that your chart is configured in C language ? <</matlab...

11年以上前 | 3

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Can anyone tell me where I went wrong below that I get Invalid file identifier error? This code attempts to write data in different output files, where file name includes a number and strings.
You wrote fprintf([file,'Competition Ladder for Round' char(ST+r)]) the *[ ]* are misplaced, it should be : fprintf...

11年以上前 | 0

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How to avoid programmatically the data overlapping from legend in plots
Hi You could just put the legend outside the axe figure x = -pi:pi/20:1; bar(x,cos(x),'b') hold on bar(x,si...

11年以上前 | 0

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Hello, I am new and trying to plot the imaginary parts of a function, can anyone help?
Hi, all the functions you need are <http://fr.mathworks.com/help/matlab/complex-numbers.html here>

11年以上前 | 0

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undefined function 'displaytable' for input arguments of type double
displaytable is a function available on <http://fr.mathworks.com/matlabcentral/fileexchange/27920-displaytable this page>. D...

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How do I reverse the y-axis in image?
You can change the direction of increasing values along the y-axis by setting the YDir property of the Axes object. If you wan...

11年以上前 | 11

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How do i find a row which follows conditions in colom a and b?
Hi, I guess your cell array (1000x2 cell) is _time_. Not knowing hat are all your data (A,time), I can just guess : ...

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