Réponse apportée
Hi I'm new to Matlab and was trying to plot a graph of 2^n but havn't been able to.
For example for the range [-5,5] x = linspace (-5,5,101); y = 2 .^ x; plot (x,y);

presque 6 ans il y a | 0

| A accepté

Réponse apportée
Find a mean value for specific rows?
To find the mean for specific rows of matrix A: MyMean = mean (A(:,(100:120)),2);

presque 6 ans il y a | 0

| A accepté

A résolu

Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

environ 6 ans il y a

A résolu

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.

environ 6 ans il y a

A résolu

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. Examp...

environ 6 ans il y a

A résolu

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...

environ 6 ans il y a

A résolu

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...

environ 6 ans il y a

A résolu

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 ...

environ 6 ans il y a

A résolu

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

environ 6 ans il y a

A résolu

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]; ...

environ 6 ans il y a

A résolu

04 - Scalar Equations 1
Define the variable a: <<http://samle.dk/STTBDP/Assignment1_4-a.png>> Use this to calculate x: <<http://samle.dk/STTBD...

environ 6 ans il y a

A résolu

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

environ 6 ans il y a

A résolu

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...

environ 6 ans il y a

A résolu

Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

environ 6 ans il y a

A résolu

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

environ 6 ans il y a

A résolu

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 ...

environ 6 ans il y a

A résolu

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...

environ 6 ans il y a

A résolu

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:...

environ 6 ans il y a

Question

readmatrix for single Excel cells
My data is stored on a single Excel file, where each sheet containts several numeric matrixes. I imported all the variables succ...

plus de 6 ans il y a | 1 réponse | 1

1

réponse

Question

SimEvents: Why do I get the error "undefined function or variable 'out1'" in testEntry method?
I have modeled a simple server that encounters failure. I want the testEntry method to close the gate of Storage1, when the Fail...

plus de 6 ans il y a | 1 réponse | 0

1

réponse

Question

SimEvents: Which entity type should event actions be assigned to? Invoker type or target type?
Event actions of MATLAB discrete-event system should be named according to this rule: entityType + eventAction. The rule is rath...

presque 7 ans il y a | 1 réponse | 0

1

réponse

Réponse apportée
How to create bus object within MATLAB discrete-event system, without having to load it in workspace?
My question is that can I generate entities and attributes (bus objects) with DES block without predefining them in the base wor...

presque 7 ans il y a | 0

Question

How to create bus object within MATLAB discrete-event system, without having to load it in workspace?
I know that in MATLAB discrete-event system blocks, the entities are bus objects and I know that I can create bus objects in the...

presque 7 ans il y a | 2 réponses | 0

2

réponses

Question

Is there more documentation or examples on SimEvents observer?
SimEvents has an interesting feature named "Observer" which is used to create custom visualizations for SimEvents blocks. Althou...

presque 7 ans il y a | 1 réponse | 0

1

réponse

Question

Simevents: change the server capacity during simulation
I know that server capacity and initial resource amount can not be changed during simulation (the question has been asked before...

presque 7 ans il y a | 1 réponse | 0

1

réponse

Question

Simevents discrete-event system documentation does not include some of variable-input syntaxes
I noticed that in this example, the WheelEntry method invokes an eventIterate action with just 2 inputs and works just fine, but...

presque 7 ans il y a | 1 réponse | 0

1

réponse

Question

SimEvents: Is it possible to generate an event-based entity with specific attribute values defined in the caller block's event action?
For example consider Simevents' example for event-based entity generation: The Entity Terminator block calls the simulink fun...

presque 7 ans il y a | 1 réponse | 0

1

réponse

Réponse apportée
Where can I find Enumeration values in Simulink
I had the same problem. With trial and error with different blocks and plotting the results, I found out the following: 0 No...

presque 7 ans il y a | 0

Question

Why fmincon's interior-point algorithm gives infeasible points for feasibility problem?
I am creating an initial feasible population for my optimization problem along the lines of this. I tried the technique with dif...

presque 7 ans il y a | 1 réponse | 0

0

réponse

Réponse apportée
How to create random seed to have different results at each simevents run???
There is a block named 'Random Integer Number' or something like this that can produce different seed for your iterations even w...

environ 7 ans il y a | 0