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George


Duke

22 total contributions since 2012

I am a student.
Professional Interests: Engineering

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Question


How to plot with repeating values in the abscissa vector?
I took a bunch of readings over the course of three days and used the "now" function to timestamp each reading. Plotting that is...

más de 5 años ago | 1 answer | 0

1

answer

Question


Is there a way to manipulate the Font that is displayed in the Command Window?
Title says it all. Thanks in advance, George

más de 5 años ago | 2 answers | 0

2

answers

Question


How to click stop a function in while loop using a pushbotton in GUI?
I have two buttons. When DC_start is pressed it disables itself and two user inputs, and then enters a while loop. At some point...

más de 5 años ago | 1 answer | 0

1

answer

Question


I have a string with the form of that of what you would write to initialize a matrix; how do I make the string a matrix?
Title says it all. ex: myStr = [1,2,3, 5:7]; how do I make it so myArray = [1,2,3,5,6,7]. Thanks in advance, George

más de 5 años ago | 2 answers | 0

2

answers

Question


Isolate a period of a sound
Hey, I have an array of over 100K values from a wavread audio file with a pretty high sampling rate. It is the sound of a dog ba...

casi 7 años ago | 0 answers | 0

0

answers

Question


How do I move a Matrix from Command Window to Editor?
I made a matrix N in command window that I want to use in Editor. How do I move the data from command window to something I use ...

alrededor de 8 años ago | 2 answers | 0

2

answers

Solved


The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

más de 8 años ago

Solved


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...

más de 8 años ago

Solved


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 ...

más de 8 años ago

Solved


Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...

más de 8 años ago

Solved


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 ...

más de 8 años ago

Solved


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

más de 8 años ago

Solved


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...

más de 8 años ago

Solved


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.

más de 8 años ago

Solved


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

más de 8 años ago

Solved


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...

más de 8 años 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)).

más de 8 años ago

Solved


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...

más de 8 años ago

Solved


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 ...

más de 8 años ago

Solved


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...

más de 8 años 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...

más de 8 años ago

Solved


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:...

más de 8 años ago