Benjamin Wang

Last seen: 3 years ago | Active since 2011

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How to properly log frame based signals in Simulink?
I'm trying to log a frame based signal in Simulink. <</matlabcentral/answers/uploaded_files/97892/diagram.png>> But here i...

8 years ago | 0 answers | 0

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Question

How can I visualize data other than the first channel in Audio Test Bench?
I can visualize the input/output channel 1 with Time-Scope/Spectrum-Analyzer in Audio Test Bench. But I cannot find a way to sho...

9 years ago | 1 answer | 0

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answer

Question

Why Root-Level Inport didn't inherit the sample time?
Hi guys, I want to build a fixed-step discrete time model, which will be referenced later in a larger model. To simplify the ...

9 years ago | 0 answers | 0

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Solved

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

10 years 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 ...

10 years ago

Solved

Find matching parenthesis
One of the most indispensable things about a great text editor for programming is the ability to quickly jump between matching p...

10 years ago

Solved

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

11 years 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...

11 years ago

Solved

Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

11 years ago

Solved

Remove the positive integers.
Given array,x, remove all the positive numbers and display ouput as y. Example x=[1 -2 3 -4] , output is y=[-2 -4].

11 years ago

Solved

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

11 years ago

Solved

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

11 years 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 ...

11 years 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:...

11 years 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...

11 years ago

Question

Using referenced model arguments in non-tunable parameter fields.
Hi, guys I want to build a model used as referenced model in other Simulink models. Then, I encountered errors about using re...

13 years ago | 0 answers | 1

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answers

Question

Using merge block with bus signal inputs.
Hi, guys I am really confused with the 'If/else -> Action -> Merge' pattern in Simulink, especially when working with Bus Sig...

13 years ago | 1 answer | 0

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answer

Question

Dynamically sized IO ports in simulink
Hi, I am working on a C-MEX s-function, which has 2 inputs and 1 output. All of the i/o ports are dynamically sized. The output...

15 years ago | 1 answer | 0

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answer

Question

How to get the index of the first non-zero element in an 1-D array in SIMULINK
Hi, guys I want to find the index of the first non-zero element in a 1-D array in simulink, just like the way that 'find' comma...

15 years ago | 1 answer | 0

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