Solved
Combine the first and last names
MATLAB R2016 provides a rich set of functions to work with string arrays. In this problem, you will be given two string arrays o...
9 years ago
Solved
Longest run of consecutive numbers
Given a vector a, find the number(s) that is/are repeated consecutively most often. For example, if you have a = [1 2 2 2 1 ...
10 years ago
Solved
Construct an index vector from two input vectors in vectorized fashion
Create an index vector defined by two input vectors, one defining the beginnings of one or more index ranges, and the other defi...
10 years ago
Solved
Get the elements of diagonal and antidiagonal for any m-by-n matrix
In the problem <http://www.mathworks.com/matlabcentral/cody/problems/858-permute-diagonal-and-antidiagonal Problem 858. Permute ...
10 years ago
Solved
intersection of matrices
Given two matrices filled with ones and zeros, determine if they share a common row, column entry. These matrices are of identi...
10 years ago
Solved
"Low : High - Low : High - Turn around " -- Create a subindices vector
Let two vectors *lo* and *hi* be given. The job is to create a index vector like so idx = [lo(1):hi(1) lo(2):hi(2) ...]...
10 years ago
Solved
Getting the indices from a matrice
Getting the indices from a matrice. Inspired by Problem 645. Getting the indices from a vector by the great Doug Hull. Given a...
10 years ago
Solved
Fill a zeros matrix
The aim is to fill an array of all zeros given a numerical value and the index of row and columns for this value. 3 Inputs: ...
10 years ago
Solved
Remove the two elements next to NaN value
The aim is to *remove the two elements next to NaN values* inside a vector. For example: x = [6 10 5 8 9 NaN 23 9 7 3 21 ...
10 years ago
Solved
First non-zero element in each column
For a given matrix, calculate the index of the first non-zero element in each column. Assuming a column with all elements zero ...
10 years ago
Solved
Return unique values without sorting
If the input vector A is [42 1 1], the output value B must be the unique values [42 1] The *values of B are in the s...
10 years ago
Solved
Matrix indexing with two vectors of indices
Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).
10 years ago
Solved
Return elements unique to either input
Given two numeric inputs a and b, return a row vector that contains the numbers found in only a or only b, but not both. For ex...
10 years ago
Submitted
Update twitter status
Update your Twitter® status from MATLAB®
10 years ago | 2704 downloads |
Submitted
Simple Audio Editor
This is a simple audio editor GUI to read, write, cut, copy, paste, filter and analyze audio data.
10 years ago | 8508 downloads |
Solved
Element-wise division
* Assign row array weightKilo with the corresponding weight in kilograms. Use the following conversion: kg = lb / 2.2
10 years ago
Solved
Relational operators and row arrays: Overweight baggage
Create a logical indexing array overweightBaggage with true in each location where the corresponding baggageWeight is greater th...
10 years ago
Solved
Prime factor digits
Consider the following number system. Calculate the prime factorization for each number n, then represent the prime factors in a...
10 years ago
Solved
Find the largest value in the 3D matrix
Given a 3D matrix, A, find the largest value. E.g. >> A = 1:9; >> A=reshape(A,[3 1 3]); >> islargest(A) ans = 9
10 years ago
Solved
Logical indexing: High scores
Row array gameScores contains all player scores. Construct a row array highScores than contains all player scores greater than 5...
10 years ago
Solved
Solving Quadratic Equations (Version 1)
Quadratic equations have the form: ax^2 + bx + c = 0. Example: x^2 + 3x + 2 = 0, where a = 1, b = 3, and c = 2. The equation has...
10 years ago
Solved
Find relatively common elements in matrix rows
You want to find all elements that exist in greater than 50% of the rows in the matrix. For example, given A = 1 2 3 5 ...
10 years ago
Solved
Make a run-length companion vector
Given a vector x, return a vector r that indicates the run length of any value in x. Each element in r shows how many times the ...
10 years ago
Solved
Double colon operator: Increment by x
* Construct a row array countValues from 0 to 25, elements incremented by incrementValue. Ex: If incrementValue is 5, countVa...
10 years ago
Solved
Stuff the Board
You have a stack of tiles to put onto an array-like playing board. Each tile has a number (always an integer), and the board var...
10 years ago
Solved
Coordinate geometry
Assign pointsDistance with the distance between point (x1, y1) and point (x2, y2). The distance is calculated by: Distance =...
10 years ago
Solved
Indexing an array element
* Assign currentStudent with the second element of array testScores. _Reminder: Array indexing starts with 1._
10 years ago
Solved
Double colon operator: Counting up
* Construct a row array countValues from 1 to endValue, using the double colon operator. Ex: If endValue is 5, countValues s...
10 years ago
Solved
Rotate a Matrix
Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise
10 years ago