Risposto
How can i choose one result of numerical result?
bInOut(end) Swap end for something else if you want a different result, like 1 for the minimum, or 2 for the 2nd, etc.

oltre 13 anni fa | 0

Domanda


How to quickly extract a unique list of rows from a cell array?
So, I have an unacceptably large cell array, with far too many rows to reasonably display, and only 5 columns. Each column c...

oltre 13 anni fa | 1 risposta | 0

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risposta

Risposto
Sorting and collecting data from arrays
range = unique(A(:,1)); for i = 1:numel(range) collection{i} = A(range(i) == A(:,1),2); end

oltre 13 anni fa | 0

| accettato

Risolto


Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

oltre 13 anni fa

Risolto


Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

oltre 13 anni fa

Risposto
How to create matrices and change matrix names in a for loop (Sprint and Eval) ?
Period(z)Return{s,j} looks like a structure, but it seems to be missing the "." that would make it work. Period(z).Return{s,j} ...

oltre 13 anni fa | 0

| accettato

Risolto


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...

oltre 13 anni fa

Risolto


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...

oltre 13 anni fa

Risolto


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...

oltre 13 anni fa

Risolto


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

oltre 13 anni fa

Risolto


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...

oltre 13 anni fa

Risolto


Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

oltre 13 anni fa

Risolto


Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

oltre 13 anni fa

Risolto


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...

oltre 13 anni fa

Risolto


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...

oltre 13 anni fa

Risolto


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

oltre 13 anni fa

Risolto


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...

oltre 13 anni fa

Risolto


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 ...

oltre 13 anni fa

Risolto


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...

oltre 13 anni fa

Risolto


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 ...

oltre 13 anni fa

Risolto


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 ...

oltre 13 anni fa

Risolto


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...

oltre 13 anni fa

Risposto
How to put a list of different arrays, one below another, to create a new array ?
array = []; for i = 1:10 ... array = [array; addthis]; ... end

oltre 13 anni fa | 0

Risposto
How to find derivative of one output signal with respect to other using simulink???
You could just calculate (difference in signal 1 over "a timestep")/(difference in signal 2 over "the same timestep").

oltre 13 anni fa | 0

Risposto
matlab 2nd min question
A(A~=0) = A(A~=0) - min(A(A~=0)); This sets each element of A's elements NOT equal to zero equal to A's elements NOT equal t...

oltre 13 anni fa | 0

Risposto
anyone can explain this error message
That error means that you have attempted to create a single variable that cannot fit _contiguously_ into your system's memory.

oltre 13 anni fa | 0

Risposto
How to combine files(.csv, say 2000files), each file size is a1:g2560, and I want to findout MAX of F column from each file and storing these max values for all files and ploting these MAX values.
csvread is the obvious means of reading csv files, but they need to be all-numbers dlmread is another means of doing it. x...

oltre 13 anni fa | 0

Risposto
Access and store cell arrays in a new variable
out = [cell{the indices of what you want to store}]

oltre 13 anni fa | 1

Risposto
What is the difference between the STATE and OUTPUT of a simulink block. Please explain using one example.
A state is a set of values or conditions. (a column vector) Output is what is output. The output is some function of the stat...

oltre 13 anni fa | 0

Risolto


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

oltre 13 anni fa

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