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Kar Moh


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30 total contributions since 2019

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Solved


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...

8 days 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.

8 days 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. Examp...

8 days ago

Solved


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...

8 days 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...

8 days 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 ...

8 days ago

Solved


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

8 days 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]; ...

8 days ago

Solved


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...

9 days ago

Solved


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

9 days 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...

9 days ago

Solved


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

9 days ago

Solved


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

9 days 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 ...

9 days 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...

9 days 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:...

2 months ago

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...

3 months ago | 1 answer | 1

1

answer

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...

5 months ago | 1 answer | 0

1

answer

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...

9 months ago | 1 answer | 0

1

answer

Answered
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...

9 months ago | 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...

10 months ago | 2 answers | 0

2

answers

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...

10 months ago | 1 answer | 0

1

answer

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...

10 months ago | 1 answer | 0

1

answer

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...

10 months ago | 1 answer | 0

1

answer

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...

11 months ago | 1 answer | 0

1

answer

Answered
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...

11 months ago | 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...

11 months ago | 0 answers | 0

0

answers

Answered
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...

12 months ago | 0

Answered
Function behaves normally except when being called by another function
Sorry dpb, it was my fault. The fitness function is called more than one time in the main algorithm, the last of which passes a ...

1 year ago | 0

Question


Function behaves normally except when being called by another function
I am writing a code to evaluate the fitness function for evolutionary optimization purposes. The fitness function for the feasib...

1 year ago | 1 answer | 0

1

answer