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AJ von Alt

Last seen: 3 días hace |  Con actividad desde 2014

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Add a block to a model
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-block-eqn.png>> In this case, the slope of...

más de 9 años hace

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Add offset to a signal
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-offset-eqn.png>> You should see a downward...

más de 9 años hace

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Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

más de 9 años hace

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Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

más de 9 años hace

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Detect a number and replace with two NaN's
Write code which replaces the number 1 with two NaNs. Example X = [ 1 2 NaN 4 1 3 7 NaN 1 4 NaN 2] ...

alrededor de 10 años hace

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Function Iterator
Given a handle fh to a function which takes a scalar input and returns a scalar output and an integer n >= 1, return a handle f...

alrededor de 10 años hace

Respondida
output variable size matrix, while its specified type is something else.
MATLAB Function Block is having difficulty inferring the size of x. Replacing x=value(ind); with x=value(ind(1)...

alrededor de 10 años hace | 2

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Respondida
Problem with findpeaks - error message of 'undefined variable "coder"'
This looks like it might be a path issue. Try: restore defaultpath savepath rehash toolboxcache and restart MATLAB...

alrededor de 10 años hace | 1

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Respondida
Invalid MEX-file error in R2014a(32-bit)
Mex files can be version dependent. Did you generate the MEX file using MATLAB R2014a?

alrededor de 10 años hace | 0

Respondida
See Generated code from Realtime workshop for Arduino
Generated C code can be reviewed by enabling the Code Generation report. In the Configuration Parameters dialog box select R...

alrededor de 10 años hace | 0

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global variable inside a function
There is no need to use a global. You can pass t in as an argument to your ode function. <http://www.mathworks.com/help/matlab/r...

alrededor de 10 años hace | 2

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Why does not overloading using assignin work?
Patrik, The MATLAB Answers article <http://www.mathworks.com/matlabcentral/answers/102537-why-do-i-receive-an-error-when-i-...

alrededor de 10 años hace | 1

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Respondida
Is there a way, when reading a file to insert text between a deliminator.
Use strsplit with "Collapse Delimiters" disabled. inputstr = '[1,1,,1;1,1,,1;1,1,,1]'; C = strsplit( inputstr , ',' , 'C...

más de 10 años hace | 1

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convert character array to cell
You can use strsplit to split the string into cells. For your output, you can use the line feed character char(10) as the delimi...

más de 10 años hace | 0

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Is there an efficient method to remove leading underscores from a cell array of strings?
b = regexprep(a,'^_','','emptymatch')

más de 10 años hace | 1

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Working with Cell Arrays
You can use cellfun with an anonymous function to get rid of the for loop. channel1 = { imread('cameraman.tif'),... ...

más de 10 años hace | 0

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how to generate a matrix from another matrix
You can use <http://www.mathworks.com/help/matlab/ref/rdivide.html rdivide> to do this. "rdivide" will expand the scalar "0.001"...

más de 10 años hace | 0

Respondida
Scatter plot does not display point 0,0 when double precision
This looks like an issue with the Painters renderer. Switching to OpenGL resolves the issue on my end. x = [0 0; 12 0; 6 6]...

más de 10 años hace | 1

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Pattern matching
Given a matrix, m-by-n, find all the rows that have the same "increase, decrease, or stay same" pattern going across the columns...

más de 10 años hace

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Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.

más de 10 años hace

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Factorize THIS, buddy
List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

más de 10 años hace

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Trimming Spaces
Given a string, remove all leading and trailing spaces (where space is defined as ASCII 32). Input a = ' singular value deco...

más de 10 años hace

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Find the sum of the elements in the "second" diagonal
Find the sum of the elements in the diagonal that starts at the top-right corner and ends at the bottom-left corner.

más de 10 años hace

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Fahrenheit to Celsius using multiple statements
Given a Fahrenheit value F, convert to a Celsius value C. While the equation is C = 5/9 * (F - 32), as an exercise use two state...

más de 10 años hace

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Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

más de 10 años hace

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Which doors are open?
There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...

más de 10 años hace

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Return a list sorted by number of occurrences
Given a vector x, return a vector y of the unique values in x sorted by the number of occurrences in x. Ties are resolved by a ...

más de 10 años hace

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Reverse Run-Length Encoder
Given a "counting sequence" vector x, construct the original sequence y. A counting sequence is formed by "counting" the entrie...

más de 10 años hace

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Making change
Given an amount of currency, return a vector of this form: [100 50 20 10 5 2 1 0.5 0.25 0.1 0.05 0.01] Example: Input a = ...

más de 10 años hace

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Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

más de 10 años hace

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