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John


University of Southern California

自 2011 起处于活动状态

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已回答
How to delete the row from cell array?
You can index out the rows like any standard array (the following code removes the second row): x = {1 2 3; 4 5 6; 7 8 9} ...

10 years 前 | 2

已回答
Loading a excel file in which I want to take only B, D not C , how can it be done?
The best way to do this is call xlsread() once (read in all the data) and index the data you need: data = xlsread('t...

10 years 前 | 1

| 已接受

已解决


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...

12 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.

12 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 ...

12 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...

12 years 前

已解决


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

12 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:...

12 years 前

已回答
Executing two callbacks concurrently
I don't particularly care for this solution but it is one quick way to get at what you're trying to do (I think), hope it helps!...

12 years 前 | 0

已回答
Help removing columns from csv file
If you want to load in the data and pull out the third and fourth columns (just as an example) I'd do the following: [num txt...

12 years 前 | 0

| 已接受

已回答
How do I generate n cubes to define a sphere?
To create the cubes and visualize them I would start with something like the following: <http://www.mathworks.com/matlabcentr...

12 years 前 | 1

| 已接受

已回答
writing 1*5 char in one cell in excel
Perhaps the following would work: xlswrite('test.xls', cellstr(x)) Where "x" is a character array

12 years 前 | 1

已回答
MATLAB runtime
i would look at the help for 'waitbar' if you want some kind of indication of where the program is. in addition if you are using...

13 years 前 | 1

已回答
How do I get system idle time in MATLAB?
Found this perl script that works, simply call perl('last-input.pl') in matlab use Win32::OLE; use Win32::API; ...

13 years 前 | 0

| 已接受

提问


How do I get system idle time in MATLAB?
How do I go about getting the system idle time in MATLAB, I've searched around and cant find anything. Im using Windows XP x64. ...

13 years 前 | 1 个回答 | 0

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已回答
connecting mysql database to matlab
Perhaps you need something like this: <http://www.mathworks.com/products/database/ MATLAB Database Toolbox>

13 years 前 | 1

| 已接受

已回答
Creating M-file using Excel/Visual Basic
Do you have to use visual basic? In MATLAB you can use xlsread to load in the excel file and then save the loaded data into .mat...

13 years 前 | 1

| 已接受

已回答
Determining whether a point on earth (given latitude and longitude) is on land or ocean
Perhaps something like this could help: <http://www.mathworks.com/products/matlab/demos.html?file=/products/demos/shipping/ma...

13 years 前 | 0