Brian Vu
自 2015 起处于活动状态
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已解决
Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...
8 years 前
已解决
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...
8 years 前
已解决
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...
8 years 前
已解决
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...
8 years 前
已解决
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 ...
8 years 前
已解决
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 ...
8 years 前
已解决
Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...
8 years 前
已解决
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...
8 years 前
已解决
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 ...
8 years 前
已解决
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
8 years 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...
8 years 前
已解决
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...
8 years 前
已解决
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:...
8 years 前
提问
Intersection between spline and a line
I used a cscvn spline to obtain the following using fnplt: <</matlabcentral/answers/uploaded_files/27614/cscvnSpline.jpg>> ...
9 years 前 | 1 个回答 | 0
1
个回答提问
How do you construct self-curving splines that don't close the figure?
I couldn't quite describe my situation properly but what I have is : <</matlabcentral/answers/uploaded_files/27063/vectorsp...
9 years 前 | 0 个回答 | 0
0
个回答提问
How to Rearrange Circular Data Sequentially
My data plots as follows: <</matlabcentral/answers/uploaded_files/26943/Basic%20Jagged.jpg>> The data jumps from bottom en...
9 years 前 | 3 个回答 | 0
3
个回答提问
Help with vector-valued (curved) splines
I'm trying to spline data points that overlap(x-values may have more than one associated y-value) to create circles/curves and I...
9 years 前 | 1 个回答 | 0
1
个回答提问
Refining a Jagged "Skeletonized" Line (Image)
<</matlabcentral/answers/uploaded_files/26012/roughline.png>> Above is the basic image of the line I want to refine / smooth ...
9 years 前 | 2 个回答 | 0
2
个回答提问
Help eliminating branches from skeleton image
I've been tasked with using the image toolbox to find the mid-line of fish. I have found a better implementation of the bwmorph ...
10 years 前 | 1 个回答 | 0