Answered

color map and color data

Unless you give the modified color data to colormap() it would not be updated. For example: load flujet; image(X); ...

color map and color data

Unless you give the modified color data to colormap() it would not be updated. For example: load flujet; image(X); ...

bijna 11 jaar ago | 0

Answered

Saving for loop output in an array

Terry, this implementation has a different final value. a(m+1) = a(m) + a(m)*k + n; Do you want the same final value? ...

Saving for loop output in an array

Terry, this implementation has a different final value. a(m+1) = a(m) + a(m)*k + n; Do you want the same final value? ...

bijna 11 jaar ago | 1

Answered

error !! horzcat CAT arguments dimensions are not consistent.

Vidya, you can solve your padding problem by # switching |vertcat| and |horzcat| (reasoning in the comment below) # image is...

error !! horzcat CAT arguments dimensions are not consistent.

Vidya, you can solve your padding problem by # switching |vertcat| and |horzcat| (reasoning in the comment below) # image is...

bijna 11 jaar ago | 2

| accepted

Answered

How do I join a single string with multiple strings?

Here you go, Tom. basepath = '/data/'; filebase = 'video_'; fileext = '.avi'; files = ['00a'; '00b'; '00c']; ...

How do I join a single string with multiple strings?

Here you go, Tom. basepath = '/data/'; filebase = 'video_'; fileext = '.avi'; files = ['00a'; '00b'; '00c']; ...

bijna 11 jaar ago | 0

Answered

Undefined function or variable 'map' Error. How to fix?

Michael, you need to change line 9 from img = imread(Proj2Image); to [img,map] = imread(Proj2Image);

Undefined function or variable 'map' Error. How to fix?

Michael, you need to change line 9 from img = imread(Proj2Image); to [img,map] = imread(Proj2Image);

bijna 11 jaar ago | 0

| accepted

Solved

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...

bijna 11 jaar ago

Solved

Return the 3n+1 sequence for n

A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

bijna 11 jaar ago

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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...

bijna 11 jaar ago

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Find the numeric mean of the prime numbers in a matrix.

There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

bijna 11 jaar ago

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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...

bijna 11 jaar ago

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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...

bijna 11 jaar ago

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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...

bijna 11 jaar ago

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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...

bijna 11 jaar ago

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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...

bijna 11 jaar ago

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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...

bijna 11 jaar ago

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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 ...

bijna 11 jaar ago

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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...

bijna 11 jaar ago

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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...

bijna 11 jaar ago

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The Goldbach Conjecture

The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

bijna 11 jaar ago

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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.

bijna 11 jaar ago

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Back and Forth Rows

Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

bijna 11 jaar ago

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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 ...

bijna 11 jaar ago

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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...

bijna 11 jaar ago

Solved

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...

bijna 11 jaar ago

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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 ...

bijna 11 jaar ago

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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:...

bijna 11 jaar ago

Answered

error reported using find function in legend

You had added an extra set of parenthesis: hst((...),'string') --> hst(...),'string' Here is the fixed line: lh = ...

error reported using find function in legend

You had added an extra set of parenthesis: hst((...),'string') --> hst(...),'string' Here is the fixed line: lh = ...

bijna 11 jaar ago | 0

| accepted

Answered

A question regarding matrices

Using |dlmread()|: function G = adjacencyMatrix() filename = 'myFile.txt'; delimiterIn = ' '; s...

A question regarding matrices

Using |dlmread()|: function G = adjacencyMatrix() filename = 'myFile.txt'; delimiterIn = ' '; s...

bijna 11 jaar ago | 0

Answered

How to pick specific points and mark them on a plot?

Hi Marian Add this snippet: hold on; plot(i,temp(i),'*')

How to pick specific points and mark them on a plot?

Hi Marian Add this snippet: hold on; plot(i,temp(i),'*')

bijna 11 jaar ago | 0